Closed
Description
While looking into #37996 on Fedora 25 ppc64, I hit a rustc assertion building rust-encoding. The same nightly version is fine on Fedora 25 x86_64. Stable and beta ppc64 are also fine, barring the linker problems from that former issue.
# rustc +nightly -Vv
rustc 1.16.0-nightly (6f1ae663e 2017-01-06)
binary: rustc
commit-hash: 6f1ae663ef21602841173c0b9549347904e3c9a8
commit-date: 2017-01-06
host: powerpc64-unknown-linux-gnu
release: 1.16.0-nightly
LLVM version: 3.9
# cargo +nightly build
Compiling encoding_index_tests v0.1.5 (file:///tmp/rust-encoding/src/index/tests)
Compiling encoding-types v0.2.0 (file:///tmp/rust-encoding/src/types)
error: internal compiler error: unexpected panic
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports
thread 'rustc' panicked at 'assertion failed: eps.windows(2).all(|w| w[0].cmp(self, &w[1]) != Ordering::Greater)', /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1467
note: Run with `RUST_BACKTRACE=1` for a backtrace.
Build failed, waiting for other jobs to finish...
error: internal compiler error: unexpected panic
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports
thread 'rustc' panicked at 'assertion failed: eps.windows(2).all(|w| w[0].cmp(self, &w[1]) != Ordering::Greater)', /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1467
note: Run with `RUST_BACKTRACE=1` for a backtrace.
error: Could not compile `encoding_index_tests`.
To learn more, run the command again with --verbose.
Here's the backtrace from the first occurrence:
thread 'rustc' panicked at 'assertion failed: eps.windows(2).all(|w| w[0].cmp(self, &w[1]) != Ordering::Greater)', /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1467
stack backtrace:
1: 0x3fff8f6ef8cf - rust_metadata_std_73a7c37de75e9a9d
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:42
2: 0x3fff8f7011b3 - rust_metadata_std_73a7c37de75e9a9d
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/panicking.rs:351
3: 0x3fff8f700a7f - rust_metadata_std_73a7c37de75e9a9d
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/panicking.rs:361
4: 0x3fff8f7018f7 - rust_metadata_std_73a7c37de75e9a9d
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/panicking.rs:555
5: 0x3fff8e487bbf - rust_metadata_rustc_6cd08641c2891733
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/panicking.rs:517
6: 0x3fff8e6c2ce7 - rust_metadata_rustc_6cd08641c2891733
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1467
7: 0x3fff8ea0ab43 - rust_metadata_rustc_metadata_bc61964981617275
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1501
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1563
8: 0x3fff8ea85be7 - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1544
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1501
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:437
9: 0x3fff8ea83933 - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:779
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:206
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:486
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:200
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:485
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:180
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:150
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:176
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:92
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:169
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:92
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:375
10: 0x3fff8ea833ef - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:779
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:180
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:371
11: 0x3fff8ea578cf - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:779
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:206
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:38
12: 0x3fff8ea84197 - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:200
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:36
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:180
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:138
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:176
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:92
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:169
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:92
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:375
13: 0x3fff8ea833ef - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:779
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:180
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:371
14: 0x3fff8ea5a7b7 - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:779
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/subst.rs:155
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:176
15: 0x3fff8ea0c6f7 - rust_metadata_rustc_metadata_bc61964981617275
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/subst.rs:153
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:169
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/subst.rs:152
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:404
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/ops.rs:2706
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/option.rs:383
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/iter/mod.rs:999
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/result.rs:1072
16: 0x3fff8ea0ba8f - rust_metadata_rustc_metadata_bc61964981617275
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/iter/iterator.rs:2178
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_data_structures/array_vec.rs:189
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_data_structures/accumulate_vec.rs:114
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/result.rs:1089
17: 0x3fff8ea0ac4f - rust_metadata_rustc_metadata_bc61964981617275
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/iter/iterator.rs:1218
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1563
18: 0x3fff8ea850cf - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1544
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1511
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:404
19: 0x3fff8ea841e7 - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:779
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:180
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:116
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:176
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:92
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:169
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:92
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:375
20: 0x3fff8ea0c613 - rust_metadata_rustc_metadata_bc61964981617275
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:779
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:416
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/ops.rs:2706
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/option.rs:383
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/iter/mod.rs:999
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/result.rs:1072
21: 0x3fff8ea0b853 - rust_metadata_rustc_metadata_bc61964981617275
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/iter/iterator.rs:2178
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_data_structures/array_vec.rs:189
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_data_structures/accumulate_vec.rs:114
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/result.rs:1089
22: 0x3fff8ea0ae67 - rust_metadata_rustc_metadata_bc61964981617275
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/iter/iterator.rs:1218
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1563
23: 0x3fff8ea8583f - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1544
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:1506
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:416
24: 0x3fff8ea516c3 - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:779
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:206
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:567
25: 0x3fff8ea526ef - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:200
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:565
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:206
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:486
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:200
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:485
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:206
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:547
26: 0x3fff8ea858eb - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:200
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:542
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:422
27: 0x3fff8ea8445f - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:779
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:180
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:142
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:176
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:92
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:169
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/sty.rs:92
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:375
28: 0x3fff8ea8928b - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libserialize/serialize.rs:779
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:155
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/decoder.rs:665
29: 0x3fff8ea95fff - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_metadata/cstore_impl.rs:89
30: 0x3fff8e6d7327 - rust_metadata_rustc_6cd08641c2891733
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/mod.rs:2265
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/mod.rs:1882
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/dep_graph/dep_tracking_map.rs:145
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/mod.rs:1878
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/mod.rs:2263
31: 0x3fff8f25d417 - rust_metadata_rustc_trans_f329661d828bb133
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_trans/back/symbol_names.rs:230
32: 0x3fff8f25bf63 - rust_metadata_rustc_trans_f329661d828bb133
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_trans/back/symbol_export.rs:95
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/ops.rs:2706
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/option.rs:383
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/iter/mod.rs:999
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcollections/vec.rs:1632
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcollections/vec.rs:1615
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcollections/vec.rs:1502
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libcore/iter/iterator.rs:1218
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_trans/back/symbol_export.rs:89
33: 0x3fff8f27dd43 - rust_metadata_rustc_trans_f329661d828bb133
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_trans/base.rs:1274
34: 0x3fff8f8dacab - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_driver/driver.rs:1046
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/util/common.rs:48
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_driver/driver.rs:1044
35: 0x3fff8f8b201f - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_driver/driver.rs:200
36: 0x3fff8f8d9393 - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_driver/driver.rs:992
37: 0x3fff8f832bef - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:974
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/thread/local.rs:253
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:971
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:958
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/thread/local.rs:253
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:955
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc/ty/context.rs:733
38: 0x3fff8f8b02f7 - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_driver/driver.rs:867
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_driver/driver.rs:166
39: 0x3fff8f8f1e4b - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_driver/lib.rs:221
40: 0x3fff8f7f38a7 - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_driver/lib.rs:1119
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_driver/lib.rs:137
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/librustc_driver/lib.rs:1053
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/panic.rs:296
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/panicking.rs:460
41: 0x3fff8f70cbff - rust_metadata_std_73a7c37de75e9a9d
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libpanic_unwind/lib.rs:98
42: 0x3fff8f823447 - <unknown>
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/panicking.rs:436
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/panic.rs:361
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/thread/mod.rs:357
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/liballoc/boxed.rs:605
43: 0x3fff8f6ff767 - rust_metadata_std_73a7c37de75e9a9d
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/liballoc/boxed.rs:615
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/sys_common/thread.rs:21
at /buildslave/rust-buildbot/slave/nightly-dist-rustc-cross-rustbuild-linux/build/src/libstd/sys/unix/thread.rs:84
44: 0x3fff8a71be63 - <unknown>
45: 0x3fff8f541693 - <unknown>