Dec 14 19:34:50.344 INFO testing sled-0.16.6 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550 Dec 14 19:34:50.344 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 14 19:34:50.892 INFO [stdout] 726cfe41f853f293a343d61fab9a4597c1100b286f46d3e55150e3d774527d03 Dec 14 19:34:50.895 INFO running `"docker" "start" "-a" "726cfe41f853f293a343d61fab9a4597c1100b286f46d3e55150e3d774527d03"` Dec 14 19:34:52.826 INFO [stderr] usermod: no changes Dec 14 19:34:53.007 INFO [stderr] Compiling crossbeam-epoch v0.3.1 Dec 14 19:34:53.007 INFO [stderr] Compiling crossbeam-epoch v0.6.1 Dec 14 19:34:53.015 INFO [stderr] Compiling fs2 v0.4.3 Dec 14 19:34:55.822 INFO [stderr] Compiling crossbeam-deque v0.2.0 Dec 14 19:34:56.679 INFO [stderr] Compiling sled_sync v0.2.0 Dec 14 19:34:56.679 INFO [stderr] Compiling sled_sync v0.1.5 Dec 14 19:34:57.706 INFO [stderr] Compiling rayon-core v1.4.1 Dec 14 19:34:59.055 INFO [stderr] Compiling pagetable v0.1.3 Dec 14 19:35:02.187 INFO [stderr] Compiling rayon v1.0.3 Dec 14 19:35:07.213 INFO [stderr] Compiling pagecache v0.7.7 Dec 14 19:35:19.402 INFO [stderr] Compiling sled v0.16.6 (/source) Dec 14 19:35:30.240 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.39s Dec 14 19:35:30.255 INFO [stderr] su: No module specific data is present Dec 14 19:35:30.897 INFO running `"docker" "inspect" "726cfe41f853f293a343d61fab9a4597c1100b286f46d3e55150e3d774527d03"` Dec 14 19:35:31.179 INFO running `"docker" "rm" "-f" "726cfe41f853f293a343d61fab9a4597c1100b286f46d3e55150e3d774527d03"` Dec 14 19:35:31.426 INFO [stdout] 726cfe41f853f293a343d61fab9a4597c1100b286f46d3e55150e3d774527d03 Dec 14 19:35:31.429 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 14 19:35:31.779 INFO [stdout] 4cd369d662c175720a4ad7936bc1cfda50909820f9b14bfb983723da6fc54dc1 Dec 14 19:35:31.784 INFO running `"docker" "start" "-a" "4cd369d662c175720a4ad7936bc1cfda50909820f9b14bfb983723da6fc54dc1"` Dec 14 19:35:32.973 INFO [stderr] usermod: no changes Dec 14 19:35:33.132 INFO [stderr] Compiling sled v0.16.6 (/source) Dec 14 19:35:37.800 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.81s Dec 14 19:35:37.810 INFO [stderr] su: No module specific data is present Dec 14 19:35:38.650 INFO running `"docker" "inspect" "4cd369d662c175720a4ad7936bc1cfda50909820f9b14bfb983723da6fc54dc1"` Dec 14 19:35:38.863 INFO running `"docker" "rm" "-f" "4cd369d662c175720a4ad7936bc1cfda50909820f9b14bfb983723da6fc54dc1"` Dec 14 19:35:39.055 INFO [stdout] 4cd369d662c175720a4ad7936bc1cfda50909820f9b14bfb983723da6fc54dc1 Dec 14 19:35:39.066 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 14 19:35:39.579 INFO [stdout] b933c80d9c80592a6e979c4b5a0ea29a93fa5821721cdd17c836f20d3bb8f62f Dec 14 19:35:39.587 INFO running `"docker" "start" "-a" "b933c80d9c80592a6e979c4b5a0ea29a93fa5821721cdd17c836f20d3bb8f62f"` Dec 14 19:35:40.679 INFO [stderr] usermod: no changes Dec 14 19:35:40.838 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.12s Dec 14 19:35:40.869 INFO [stderr] Running /target/debug/deps/sled-b799c490f5a6a3ed Dec 14 19:35:40.875 INFO [stdout] Dec 14 19:35:40.875 INFO [stdout] running 8 tests Dec 14 19:35:40.879 INFO [stdout] test binary_search::test_binary_search_gt ... ok Dec 14 19:35:40.879 INFO [stdout] test binary_search::test_binary_search_lt ... ok Dec 14 19:35:40.879 INFO [stdout] test iter::test_possible_predecessor ... ok Dec 14 19:35:40.879 INFO [stdout] test prefix::test_prefix ... ok Dec 14 19:35:40.879 INFO [stdout] test binary_search::test_binary_search_lub ... ok Dec 14 19:35:40.879 INFO [stdout] test prefix::test_prefix_cmp ... ok Dec 14 19:35:40.879 INFO [stdout] test bound::test_bounds ... ok Dec 14 19:35:40.879 INFO [stdout] test prefix::test_prefix_cmp_encoded ... ok Dec 14 19:35:40.879 INFO [stdout] Dec 14 19:35:40.879 INFO [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 14 19:35:40.879 INFO [stdout] Dec 14 19:35:40.883 INFO [stderr] Doc-tests sled Dec 14 19:35:45.613 INFO [stdout] Dec 14 19:35:45.613 INFO [stdout] running 11 tests Dec 14 19:36:23.127 INFO [stdout] test src/tree.rs - tree::Tree::get_gt (line 422) ... ok Dec 14 19:36:27.525 INFO [stdout] test src/tree.rs - tree::Tree::del (line 664) ... ok Dec 14 19:36:27.684 INFO [stdout] test src/tree.rs - tree::Tree::iter (line 841) ... ok Dec 14 19:36:28.187 INFO [stdout] test src/tree.rs - tree::Tree::get_lt (line 346) ... ok Dec 14 19:36:28.251 INFO [stdout] test src/tree.rs - tree::Tree::cas (line 505) ... ok Dec 14 19:36:28.591 INFO [stdout] test src/tree.rs - tree::Tree (line 37) ... FAILED Dec 14 19:36:28.591 INFO [stdout] test src/lib.rs - (line 5) ... FAILED Dec 14 19:36:29.147 INFO [stdout] test src/tree.rs - tree::Tree::keys (line 916) ... ok Dec 14 19:36:36.727 INFO [stdout] test src/tree.rs - tree::Tree::merge (line 733) ... ok Dec 14 19:36:37.046 INFO [stdout] test src/tree.rs - tree::Tree::values (line 935) ... ok Dec 14 19:36:37.507 INFO [stdout] test src/tree.rs - tree::Tree::scan (line 861) ... ok Dec 14 19:36:37.507 INFO [stdout] Dec 14 19:36:37.507 INFO [stdout] failures: Dec 14 19:36:37.511 INFO [stdout] Dec 14 19:36:37.511 INFO [stdout] ---- src/tree.rs - tree::Tree (line 37) stdout ---- Dec 14 19:36:37.511 INFO [stdout] thread 'src/tree.rs - tree::Tree (line 37)' panicked at 'test executable failed: Dec 14 19:36:37.511 INFO [stdout] Dec 14 19:36:37.511 INFO [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: Other, message: "Read-only file system" })', src/libcore/result.rs:1009:5 Dec 14 19:36:37.511 INFO [stdout] stack backtrace: Dec 14 19:36:37.511 INFO [stdout] 0: 0x5632d1018463 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::heb4d4d98bcf46d90 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 14 19:36:37.511 INFO [stdout] 1: 0x5632d1012bf8 - std::sys_common::backtrace::_print::h919420b22c2473e3 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/sys_common/backtrace.rs:71 Dec 14 19:36:37.511 INFO [stdout] 2: 0x5632d1017392 - std::panicking::default_hook::{{closure}}::h22d4ac021acb88d5 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/sys_common/backtrace.rs:59 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:210 Dec 14 19:36:37.511 INFO [stdout] 3: 0x5632d1017104 - std::panicking::default_hook::h1134a4d34aab4428 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:224 Dec 14 19:36:37.511 INFO [stdout] 4: 0x5632d1017aa0 - std::panicking::rust_panic_with_hook::h9c89557c251f2d42 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:487 Dec 14 19:36:37.511 INFO [stdout] 5: 0x5632d1017621 - std::panicking::continue_panic_fmt::h6b63497ce98499d4 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:394 Dec 14 19:36:37.511 INFO [stdout] 6: 0x5632d1017505 - rust_begin_unwind Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:321 Dec 14 19:36:37.511 INFO [stdout] 7: 0x5632d102bfdc - core::panicking::panic_fmt::h68c043a5e81351f3 Dec 14 19:36:37.511 INFO [stdout] at src/libcore/panicking.rs:95 Dec 14 19:36:37.511 INFO [stdout] 8: 0x5632d0f40ca0 - core::result::unwrap_failed::h4a65c2590ef204ed Dec 14 19:36:37.511 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libcore/macros.rs:26 Dec 14 19:36:37.511 INFO [stdout] 9: 0x5632d0ccf58e - >::unwrap::h54be2cdbe25ab72d Dec 14 19:36:37.511 INFO [stdout] 10: 0x5632d0cccb55 - rust_out::main::h19287f9e3b324627 Dec 14 19:36:37.511 INFO [stdout] 11: 0x5632d0ccdae2 - std::rt::lang_start::{{closure}}::h5e0dad62fb26e8ce Dec 14 19:36:37.511 INFO [stdout] 12: 0x5632d10174a2 - std::panicking::try::do_call::hd22385b9fba3aa8f Dec 14 19:36:37.511 INFO [stdout] at src/libstd/rt.rs:59 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:306 Dec 14 19:36:37.511 INFO [stdout] 13: 0x5632d1027109 - __rust_maybe_catch_panic Dec 14 19:36:37.511 INFO [stdout] at src/libpanic_unwind/lib.rs:102 Dec 14 19:36:37.511 INFO [stdout] 14: 0x5632d1017f33 - std::rt::lang_start_internal::h884c76ddf53aa8b4 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:285 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panic.rs:398 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/rt.rs:58 Dec 14 19:36:37.511 INFO [stdout] 15: 0x5632d0ccdac4 - std::rt::lang_start::h468f714fb643dc8b Dec 14 19:36:37.511 INFO [stdout] 16: 0x5632d0ccd02a - main Dec 14 19:36:37.511 INFO [stdout] 17: 0x7f96f518a82f - __libc_start_main Dec 14 19:36:37.511 INFO [stdout] 18: 0x5632d0cc82a8 - _start Dec 14 19:36:37.511 INFO [stdout] 19: 0x0 - Dec 14 19:36:37.511 INFO [stdout] Dec 14 19:36:37.511 INFO [stdout] ', src/librustdoc/test.rs:361:17 Dec 14 19:36:37.511 INFO [stdout] stack backtrace: Dec 14 19:36:37.511 INFO [stdout] 0: 0x7fcbcb7cdf43 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::heb4d4d98bcf46d90 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 14 19:36:37.511 INFO [stdout] 1: 0x7fcbcb7c4fa8 - std::sys_common::backtrace::_print::h919420b22c2473e3 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/sys_common/backtrace.rs:71 Dec 14 19:36:37.511 INFO [stdout] 2: 0x7fcbcb7ca222 - std::panicking::default_hook::{{closure}}::h22d4ac021acb88d5 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/sys_common/backtrace.rs:59 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:210 Dec 14 19:36:37.511 INFO [stdout] 3: 0x7fcbcb7c9f17 - std::panicking::default_hook::h1134a4d34aab4428 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:218 Dec 14 19:36:37.511 INFO [stdout] 4: 0x7fcbcd9d4681 - rustc::util::common::panic_hook::h5f1ef819f65e49ce Dec 14 19:36:37.511 INFO [stdout] 5: 0x7fcbcb7caa09 - std::panicking::rust_panic_with_hook::h9c89557c251f2d42 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:491 Dec 14 19:36:37.511 INFO [stdout] 6: 0x7fcbcb7ca4b1 - std::panicking::continue_panic_fmt::h6b63497ce98499d4 Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:394 Dec 14 19:36:37.511 INFO [stdout] 7: 0x7fcbcb7ca3fe - std::panicking::begin_panic_fmt::h33c12d7eb9e26fea Dec 14 19:36:37.511 INFO [stdout] at src/libstd/panicking.rs:349 Dec 14 19:36:37.511 INFO [stdout] 8: 0x555f0f9cddd0 - ::add_test::{{closure}}::{{closure}}::{{closure}}::h03844441a87ed622 Dec 14 19:36:37.511 INFO [stdout] at src/librustdoc/test.rs:361 Dec 14 19:36:37.511 INFO [stdout] at src/librustdoc/test.rs:653 Dec 14 19:36:37.511 INFO [stdout] 9: 0x555f0f98a398 - >::set::ha4da892a47d9254a Dec 14 19:36:37.511 INFO [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 Dec 14 19:36:37.511 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libsyntax/lib.rs:123 Dec 14 19:36:37.511 INFO [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 Dec 14 19:36:37.511 INFO [stdout] 10: 0x555f0f8c253f - syntax::with_globals::hd5f80a8e81630563 Dec 14 19:36:37.511 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libsyntax/lib.rs:122 Dec 14 19:36:37.511 INFO [stdout] 11: 0x555f0f857d24 - std::panicking::try::do_call::haa456735219e3377 Dec 14 19:36:37.511 INFO [stdout] at src/librustdoc/test.rs:650 Dec 14 19:36:37.511 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:319 Dec 14 19:36:37.511 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:306 Dec 14 19:36:37.511 INFO [stdout] 12: 0x7fcbcb7e7649 - __rust_maybe_catch_panic Dec 14 19:36:37.511 INFO [stdout] at src/libpanic_unwind/lib.rs:102 Dec 14 19:36:37.511 INFO [stdout] 13: 0x555f0f8ace49 - rustc_driver::in_named_rustc_thread::he2bcf78be8ab5538 Dec 14 19:36:37.511 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:285 Dec 14 19:36:37.511 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:398 Dec 14 19:36:37.511 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/librustc_driver/lib.rs:1556 Dec 14 19:36:37.511 INFO [stdout] 14: 0x555f0f9a3140 - >::call_box::h418f2961326e63a6 Dec 14 19:36:37.511 INFO [stdout] at src/librustdoc/test.rs:650 Dec 14 19:36:37.511 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:673 Dec 14 19:36:37.511 INFO [stdout] 15: 0x7fcbcce36102 - >::call_box::hb274b5baa0755876 Dec 14 19:36:37.511 INFO [stdout] at src/libtest/lib.rs:1476 Dec 14 19:36:37.511 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:673 Dec 14 19:36:37.511 INFO [stdout] 16: 0x7fcbcb7e7649 - __rust_maybe_catch_panic Dec 14 19:36:37.512 INFO [stdout] at src/libpanic_unwind/lib.rs:102 Dec 14 19:36:37.512 INFO [stdout] 17: 0x7fcbcce54427 - test::run_test::run_test_inner::{{closure}}::h5f14673685eef7c8 Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:285 Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:398 Dec 14 19:36:37.512 INFO [stdout] at src/libtest/lib.rs:1438 Dec 14 19:36:37.512 INFO [stdout] 18: 0x7fcbcce2e334 - std::sys_common::backtrace::__rust_begin_short_backtrace::h96de92a7d062bb5f Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/sys_common/backtrace.rs:136 Dec 14 19:36:37.512 INFO [stdout] 19: 0x7fcbcce2e9a4 - std::panicking::try::do_call::h6a71e68ea4ad0d8a Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/thread/mod.rs:479 Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:319 Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:306 Dec 14 19:36:37.512 INFO [stdout] 20: 0x7fcbcb7e7649 - __rust_maybe_catch_panic Dec 14 19:36:37.512 INFO [stdout] at src/libpanic_unwind/lib.rs:102 Dec 14 19:36:37.512 INFO [stdout] 21: 0x7fcbcce35e4c - >::call_box::h260fd1ad8e2854a6 Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:285 Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:398 Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/thread/mod.rs:478 Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:673 Dec 14 19:36:37.512 INFO [stdout] 22: 0x7fcbcb7daaed - std::sys::unix::thread::Thread::new::thread_start::h08aa646226e66c99 Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:683 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/sys_common/thread.rs:24 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/sys/unix/thread.rs:91 Dec 14 19:36:37.512 INFO [stdout] 23: 0x7fcbcb54e6b9 - start_thread Dec 14 19:36:37.512 INFO [stdout] 24: 0x7fcbcae6641c - clone Dec 14 19:36:37.512 INFO [stdout] 25: 0x0 - Dec 14 19:36:37.512 INFO [stdout] query stack during panic: Dec 14 19:36:37.512 INFO [stdout] end of query stack Dec 14 19:36:37.512 INFO [stdout] Dec 14 19:36:37.512 INFO [stdout] ---- src/lib.rs - (line 5) stdout ---- Dec 14 19:36:37.512 INFO [stdout] thread 'src/lib.rs - (line 5)' panicked at 'test executable failed: Dec 14 19:36:37.512 INFO [stdout] Dec 14 19:36:37.512 INFO [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: Other, message: "Read-only file system" })', src/libcore/result.rs:1009:5 Dec 14 19:36:37.512 INFO [stdout] stack backtrace: Dec 14 19:36:37.512 INFO [stdout] 0: 0x5637b1f3d463 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::heb4d4d98bcf46d90 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 14 19:36:37.512 INFO [stdout] 1: 0x5637b1f37bf8 - std::sys_common::backtrace::_print::h919420b22c2473e3 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/sys_common/backtrace.rs:71 Dec 14 19:36:37.512 INFO [stdout] 2: 0x5637b1f3c392 - std::panicking::default_hook::{{closure}}::h22d4ac021acb88d5 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/sys_common/backtrace.rs:59 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:210 Dec 14 19:36:37.512 INFO [stdout] 3: 0x5637b1f3c104 - std::panicking::default_hook::h1134a4d34aab4428 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:224 Dec 14 19:36:37.512 INFO [stdout] 4: 0x5637b1f3caa0 - std::panicking::rust_panic_with_hook::h9c89557c251f2d42 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:487 Dec 14 19:36:37.512 INFO [stdout] 5: 0x5637b1f3c621 - std::panicking::continue_panic_fmt::h6b63497ce98499d4 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:394 Dec 14 19:36:37.512 INFO [stdout] 6: 0x5637b1f3c505 - rust_begin_unwind Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:321 Dec 14 19:36:37.512 INFO [stdout] 7: 0x5637b1f50fdc - core::panicking::panic_fmt::h68c043a5e81351f3 Dec 14 19:36:37.512 INFO [stdout] at src/libcore/panicking.rs:95 Dec 14 19:36:37.512 INFO [stdout] 8: 0x5637b1e65ca0 - core::result::unwrap_failed::h4a65c2590ef204ed Dec 14 19:36:37.512 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libcore/macros.rs:26 Dec 14 19:36:37.512 INFO [stdout] 9: 0x5637b1bf458e - >::unwrap::h54be2cdbe25ab72d Dec 14 19:36:37.512 INFO [stdout] 10: 0x5637b1bf1b55 - rust_out::main::h19287f9e3b324627 Dec 14 19:36:37.512 INFO [stdout] 11: 0x5637b1bf2ae2 - std::rt::lang_start::{{closure}}::h5e0dad62fb26e8ce Dec 14 19:36:37.512 INFO [stdout] 12: 0x5637b1f3c4a2 - std::panicking::try::do_call::hd22385b9fba3aa8f Dec 14 19:36:37.512 INFO [stdout] at src/libstd/rt.rs:59 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:306 Dec 14 19:36:37.512 INFO [stdout] 13: 0x5637b1f4c109 - __rust_maybe_catch_panic Dec 14 19:36:37.512 INFO [stdout] at src/libpanic_unwind/lib.rs:102 Dec 14 19:36:37.512 INFO [stdout] 14: 0x5637b1f3cf33 - std::rt::lang_start_internal::h884c76ddf53aa8b4 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:285 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panic.rs:398 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/rt.rs:58 Dec 14 19:36:37.512 INFO [stdout] 15: 0x5637b1bf2ac4 - std::rt::lang_start::h468f714fb643dc8b Dec 14 19:36:37.512 INFO [stdout] 16: 0x5637b1bf202a - main Dec 14 19:36:37.512 INFO [stdout] 17: 0x7feab92d382f - __libc_start_main Dec 14 19:36:37.512 INFO [stdout] 18: 0x5637b1bed2a8 - _start Dec 14 19:36:37.512 INFO [stdout] 19: 0x0 - Dec 14 19:36:37.512 INFO [stdout] Dec 14 19:36:37.512 INFO [stdout] ', src/librustdoc/test.rs:361:17 Dec 14 19:36:37.512 INFO [stdout] stack backtrace: Dec 14 19:36:37.512 INFO [stdout] 0: 0x7fcbcb7cdf43 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::heb4d4d98bcf46d90 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 14 19:36:37.512 INFO [stdout] 1: 0x7fcbcb7c4fa8 - std::sys_common::backtrace::_print::h919420b22c2473e3 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/sys_common/backtrace.rs:71 Dec 14 19:36:37.512 INFO [stdout] 2: 0x7fcbcb7ca222 - std::panicking::default_hook::{{closure}}::h22d4ac021acb88d5 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/sys_common/backtrace.rs:59 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:210 Dec 14 19:36:37.512 INFO [stdout] 3: 0x7fcbcb7c9f17 - std::panicking::default_hook::h1134a4d34aab4428 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:218 Dec 14 19:36:37.512 INFO [stdout] 4: 0x7fcbcd9d4681 - rustc::util::common::panic_hook::h5f1ef819f65e49ce Dec 14 19:36:37.512 INFO [stdout] 5: 0x7fcbcb7caa09 - std::panicking::rust_panic_with_hook::h9c89557c251f2d42 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:491 Dec 14 19:36:37.512 INFO [stdout] 6: 0x7fcbcb7ca4b1 - std::panicking::continue_panic_fmt::h6b63497ce98499d4 Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:394 Dec 14 19:36:37.512 INFO [stdout] 7: 0x7fcbcb7ca3fe - std::panicking::begin_panic_fmt::h33c12d7eb9e26fea Dec 14 19:36:37.512 INFO [stdout] at src/libstd/panicking.rs:349 Dec 14 19:36:37.512 INFO [stdout] 8: 0x555f0f9cddd0 - ::add_test::{{closure}}::{{closure}}::{{closure}}::h03844441a87ed622 Dec 14 19:36:37.512 INFO [stdout] at src/librustdoc/test.rs:361 Dec 14 19:36:37.513 INFO [stdout] at src/librustdoc/test.rs:653 Dec 14 19:36:37.513 INFO [stdout] 9: 0x555f0f98a398 - >::set::ha4da892a47d9254a Dec 14 19:36:37.513 INFO [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libsyntax/lib.rs:123 Dec 14 19:36:37.513 INFO [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 Dec 14 19:36:37.513 INFO [stdout] 10: 0x555f0f8c253f - syntax::with_globals::hd5f80a8e81630563 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libsyntax/lib.rs:122 Dec 14 19:36:37.513 INFO [stdout] 11: 0x555f0f857d24 - std::panicking::try::do_call::haa456735219e3377 Dec 14 19:36:37.513 INFO [stdout] at src/librustdoc/test.rs:650 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:319 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:306 Dec 14 19:36:37.513 INFO [stdout] 12: 0x7fcbcb7e7649 - __rust_maybe_catch_panic Dec 14 19:36:37.513 INFO [stdout] at src/libpanic_unwind/lib.rs:102 Dec 14 19:36:37.513 INFO [stdout] 13: 0x555f0f8ace49 - rustc_driver::in_named_rustc_thread::he2bcf78be8ab5538 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:285 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:398 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/librustc_driver/lib.rs:1556 Dec 14 19:36:37.513 INFO [stdout] 14: 0x555f0f9a3140 - >::call_box::h418f2961326e63a6 Dec 14 19:36:37.513 INFO [stdout] at src/librustdoc/test.rs:650 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:673 Dec 14 19:36:37.513 INFO [stdout] 15: 0x7fcbcce36102 - >::call_box::hb274b5baa0755876 Dec 14 19:36:37.513 INFO [stdout] at src/libtest/lib.rs:1476 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:673 Dec 14 19:36:37.513 INFO [stdout] 16: 0x7fcbcb7e7649 - __rust_maybe_catch_panic Dec 14 19:36:37.513 INFO [stdout] at src/libpanic_unwind/lib.rs:102 Dec 14 19:36:37.513 INFO [stdout] 17: 0x7fcbcce54427 - test::run_test::run_test_inner::{{closure}}::h5f14673685eef7c8 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:285 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:398 Dec 14 19:36:37.513 INFO [stdout] at src/libtest/lib.rs:1438 Dec 14 19:36:37.513 INFO [stdout] 18: 0x7fcbcce2e334 - std::sys_common::backtrace::__rust_begin_short_backtrace::h96de92a7d062bb5f Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/sys_common/backtrace.rs:136 Dec 14 19:36:37.513 INFO [stdout] 19: 0x7fcbcce2e9a4 - std::panicking::try::do_call::h6a71e68ea4ad0d8a Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/thread/mod.rs:479 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:319 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:306 Dec 14 19:36:37.513 INFO [stdout] 20: 0x7fcbcb7e7649 - __rust_maybe_catch_panic Dec 14 19:36:37.513 INFO [stdout] at src/libpanic_unwind/lib.rs:102 Dec 14 19:36:37.513 INFO [stdout] 21: 0x7fcbcce35e4c - >::call_box::h260fd1ad8e2854a6 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panicking.rs:285 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/panic.rs:398 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/thread/mod.rs:478 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:673 Dec 14 19:36:37.513 INFO [stdout] 22: 0x7fcbcb7daaed - std::sys::unix::thread::Thread::new::thread_start::h08aa646226e66c99 Dec 14 19:36:37.513 INFO [stdout] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/liballoc/boxed.rs:683 Dec 14 19:36:37.513 INFO [stdout] at src/libstd/sys_common/thread.rs:24 Dec 14 19:36:37.513 INFO [stdout] at src/libstd/sys/unix/thread.rs:91 Dec 14 19:36:37.513 INFO [stdout] 23: 0x7fcbcb54e6b9 - start_thread Dec 14 19:36:37.513 INFO [stdout] 24: 0x7fcbcae6641c - clone Dec 14 19:36:37.513 INFO [stdout] 25: 0x0 - Dec 14 19:36:37.513 INFO [stdout] query stack during panic: Dec 14 19:36:37.513 INFO [stdout] end of query stack Dec 14 19:36:37.513 INFO [stdout] Dec 14 19:36:37.513 INFO [stdout] Dec 14 19:36:37.513 INFO [stdout] failures: Dec 14 19:36:37.513 INFO [stdout] src/lib.rs - (line 5) Dec 14 19:36:37.513 INFO [stdout] src/tree.rs - tree::Tree (line 37) Dec 14 19:36:37.513 INFO [stdout] Dec 14 19:36:37.513 INFO [stdout] test result: FAILED. 9 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out Dec 14 19:36:37.513 INFO [stdout] Dec 14 19:36:37.543 INFO [stderr] error: test failed, to rerun pass '--doc' Dec 14 19:36:37.544 INFO [stderr] su: No module specific data is present Dec 14 19:36:38.087 INFO running `"docker" "inspect" "b933c80d9c80592a6e979c4b5a0ea29a93fa5821721cdd17c836f20d3bb8f62f"` Dec 14 19:36:38.315 INFO running `"docker" "rm" "-f" "b933c80d9c80592a6e979c4b5a0ea29a93fa5821721cdd17c836f20d3bb8f62f"` Dec 14 19:36:38.699 INFO [stdout] b933c80d9c80592a6e979c4b5a0ea29a93fa5821721cdd17c836f20d3bb8f62f