[INFO] crate simsearch 0.1.4 is already in cache [INFO] extracting crate simsearch 0.1.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/simsearch/0.1.4 [INFO] extracting crate simsearch 0.1.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/simsearch/0.1.4 [INFO] validating manifest of simsearch-0.1.4 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of simsearch-0.1.4 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing simsearch-0.1.4 [INFO] finished frobbing simsearch-0.1.4 [INFO] frobbed toml for simsearch-0.1.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/simsearch/0.1.4/Cargo.toml [INFO] started frobbing simsearch-0.1.4 [INFO] finished frobbing simsearch-0.1.4 [INFO] frobbed toml for simsearch-0.1.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/simsearch/0.1.4/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing simsearch-0.1.4 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/simsearch/0.1.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] cdb5a9f338eee323c78c612ec91bce6d4fab7a923ff7439986f9fac98ade9000 [INFO] running `"docker" "start" "-a" "cdb5a9f338eee323c78c612ec91bce6d4fab7a923ff7439986f9fac98ade9000"` [INFO] [stderr] Compiling simsearch v0.1.4 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `"docker" "inspect" "cdb5a9f338eee323c78c612ec91bce6d4fab7a923ff7439986f9fac98ade9000"` [INFO] running `"docker" "rm" "-f" "cdb5a9f338eee323c78c612ec91bce6d4fab7a923ff7439986f9fac98ade9000"` [INFO] [stdout] cdb5a9f338eee323c78c612ec91bce6d4fab7a923ff7439986f9fac98ade9000 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/simsearch/0.1.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 5c8b9af712656bfab8cc396a39a31e2157be482496442ec7031f5ce5a22fdcf2 [INFO] running `"docker" "start" "-a" "5c8b9af712656bfab8cc396a39a31e2157be482496442ec7031f5ce5a22fdcf2"` [INFO] [stderr] Compiling bstr v0.2.7 [INFO] [stderr] Compiling quickcheck_macros v0.8.0 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling quickcheck v0.8.5 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling simsearch v0.1.4 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.94s [INFO] running `"docker" "inspect" "5c8b9af712656bfab8cc396a39a31e2157be482496442ec7031f5ce5a22fdcf2"` [INFO] running `"docker" "rm" "-f" "5c8b9af712656bfab8cc396a39a31e2157be482496442ec7031f5ce5a22fdcf2"` [INFO] [stdout] 5c8b9af712656bfab8cc396a39a31e2157be482496442ec7031f5ce5a22fdcf2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/simsearch/0.1.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 94c7bb89772d20fc8dcfee76eb23b800521c9c7810628584ec77f6412a14071d [INFO] running `"docker" "start" "-a" "94c7bb89772d20fc8dcfee76eb23b800521c9c7810628584ec77f6412a14071d"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/crater/target/debug/deps/simsearch-48751de5a8796f6f [INFO] [stderr] Running /opt/crater/target/debug/deps/lib-74fcd4ef7d8f3f9c [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_quickcheck ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test_quickcheck stdout ---- [INFO] [stdout] thread 'test_quickcheck' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5618f2a933ab - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5618f2a933ab - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5618f2a933ab - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5618f2a933ab - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5618f2a933ab - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5618f2a9301a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5618f2a93b20 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5618f2a936a2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5618f2a93586 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5618f2aaa1dd - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5618f2a72528 - core::result::unwrap_failed::hcfe4609f8b338fd4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5618f278c45c - core::result::Result::unwrap::h00b28db121814c20 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5618f278dd18 - lib::populate_engine::heb26e110817fd2d9 [INFO] [stdout] at tests/lib.rs:19 [INFO] [stdout] 13: 0x5618f2789d00 - ::deref::__static_ref_initialize::he9a373c129cc33df [INFO] [stdout] at tests/lib.rs:13 [INFO] [stdout] 14: 0x5618f2789d00 - core::ops::function::FnOnce::call_once::h92527b2a736e98eb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5618f2798c09 - lazy_static::lazy::Lazy::get::{{closure}}::h866ec87a4f5ef70e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28 [INFO] [stdout] 16: 0x5618f27b202b - std::sync::once::Once::call_once::{{closure}}::h0ac45dd6180d3230 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sync/once.rs:225 [INFO] [stdout] 17: 0x5618f2a90334 - std::sync::once::Once::call_inner::hde4abddfc46a9f17 [INFO] [stdout] at src/libstd/sync/once.rs:392 [INFO] [stdout] 18: 0x5618f27b1fb3 - std::sync::once::Once::call_once::h90f2de07e65e0da1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sync/once.rs:225 [INFO] [stdout] 19: 0x5618f278e0b5 - lazy_static::lazy::Lazy::get::ha2eb140e185bd338 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27 [INFO] [stdout] 20: 0x5618f278e0b5 - ::deref::__stability::h2c59e2d8037b3425 [INFO] [stdout] at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12 [INFO] [stdout] 21: 0x5618f278e0b5 - ::deref::h9c4b3c18aa97b978 [INFO] [stdout] at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13 [INFO] [stdout] 22: 0x5618f278e178 - lib::test_quickcheck::test_quickcheck::h088ce2705886289e [INFO] [stdout] at tests/lib.rs:35 [INFO] [stdout] 23: 0x5618f27954c6 - T as quickcheck::tester::Testable>::result::{{closure}}::h3258106989df9c56 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:366 [INFO] [stdout] 24: 0x5618f2797db1 - as core::ops::function::FnOnce<()>>::call_once::hc9473985f504ee2a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 25: 0x5618f27b259a - std::panicking::try::do_call::h363a7b1b3913de8b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 26: 0x5618f2a9644a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 27: 0x5618f27b23df - std::panicking::try::hff4084b14c3c5636 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 28: 0x5618f2798cf1 - std::panic::catch_unwind::h9c6a5bdf97df1416 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x5618f2793649 - quickcheck::tester::safe::h8d6c8d577ac348ff [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:393 [INFO] [stdout] 30: 0x5618f27950fa - T as quickcheck::tester::Testable>::result::h64ca37d643af8127 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:366 [INFO] [stdout] 31: 0x5618f27933d2 - quickcheck::tester::QuickCheck::quicktest::h981f85a98e9246a8 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:135 [INFO] [stdout] 32: 0x5618f2792f0b - quickcheck::tester::QuickCheck::quickcheck::hbeff12dd467d7d0c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:174 [INFO] [stdout] 33: 0x5618f2792e80 - quickcheck::tester::quickcheck::h723b9c6d1d9706fe [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:193 [INFO] [stdout] 34: 0x5618f278e15d - lib::test_quickcheck::ha394393cf5e8eb12 [INFO] [stdout] at tests/lib.rs:33 [INFO] [stdout] 35: 0x5618f278e13a - lib::test_quickcheck::{{closure}}::h0e2ae20d13631e4b [INFO] [stdout] at tests/lib.rs:33 [INFO] [stdout] 36: 0x5618f2789cbe - core::ops::function::FnOnce::call_once::h2955e69bbef97d37 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 37: 0x5618f2a2b67f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 38: 0x5618f2a9644a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 39: 0x5618f2a45c78 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 40: 0x5618f2a45c78 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 41: 0x5618f2a45c78 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 42: 0x5618f2a20af5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 43: 0x5618f2a24bb5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 44: 0x5618f2a24bb5 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 45: 0x5618f2a24bb5 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 46: 0x5618f2a9644a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 47: 0x5618f2a252b2 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 48: 0x5618f2a252b2 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 49: 0x5618f2a252b2 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 50: 0x5618f2a252b2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 51: 0x5618f2a88edf - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 52: 0x5618f2a95880 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 53: 0x5618f2a95880 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 54: 0x5618f2a95880 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 55: 0x7ff9bf09e4a4 - start_thread [INFO] [stdout] 56: 0x7ff9bebc9d0f - __clone [INFO] [stdout] 57: 0x0 - [INFO] [stdout] thread 'test_quickcheck' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:367:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5618f2a933ab - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5618f2a933ab - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5618f2a933ab - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5618f2a933ab - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5618f2a933ab - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5618f2a9301a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5618f2a93b20 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5618f2a938e5 - std::panicking::begin_panic::hfcfdf53c62c704bd [INFO] [stdout] at src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5618f2a90385 - std::sync::once::Once::call_inner::hde4abddfc46a9f17 [INFO] [stdout] at src/libstd/sync/once.rs:367 [INFO] [stdout] 9: 0x5618f27b1fb3 - std::sync::once::Once::call_once::h90f2de07e65e0da1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sync/once.rs:225 [INFO] [stdout] 10: 0x5618f278e0b5 - lazy_static::lazy::Lazy::get::ha2eb140e185bd338 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27 [INFO] [stdout] 11: 0x5618f278e0b5 - ::deref::__stability::h2c59e2d8037b3425 [INFO] [stdout] at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12 [INFO] [stdout] 12: 0x5618f278e0b5 - ::deref::h9c4b3c18aa97b978 [INFO] [stdout] at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13 [INFO] [stdout] 13: 0x5618f278e178 - lib::test_quickcheck::test_quickcheck::h088ce2705886289e [INFO] [stdout] at tests/lib.rs:35 [INFO] [stdout] 14: 0x5618f2795006 - T as quickcheck::tester::Testable>::result::shrink_failure::{{closure}}::h528a15ed788c8ebf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:344 [INFO] [stdout] 15: 0x5618f2797d71 - as core::ops::function::FnOnce<()>>::call_once::h0ca0efb59326eab0 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5618f27b261a - std::panicking::try::do_call::h54288efe1ee20cb1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5618f2a9644a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5618f27b21ff - std::panicking::try::h77ce33562e551b8c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5618f2798ca1 - std::panic::catch_unwind::h1dc2c9ca8b28583f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5618f27935b9 - quickcheck::tester::safe::h8315b5b1b3a2dfa6 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:393 [INFO] [stdout] 21: 0x5618f2794aeb - T as quickcheck::tester::Testable>::result::shrink_failure::h294e808e21984d17 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:344 [INFO] [stdout] 22: 0x5618f2795200 - T as quickcheck::tester::Testable>::result::h64ca37d643af8127 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:375 [INFO] [stdout] 23: 0x5618f27933d2 - quickcheck::tester::QuickCheck::quicktest::h981f85a98e9246a8 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:135 [INFO] [stdout] 24: 0x5618f2792f0b - quickcheck::tester::QuickCheck::quickcheck::hbeff12dd467d7d0c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:174 [INFO] [stdout] 25: 0x5618f2792e80 - quickcheck::tester::quickcheck::h723b9c6d1d9706fe [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:193 [INFO] [stdout] 26: 0x5618f278e15d - lib::test_quickcheck::ha394393cf5e8eb12 [INFO] [stdout] at tests/lib.rs:33 [INFO] [stdout] 27: 0x5618f278e13a - lib::test_quickcheck::{{closure}}::h0e2ae20d13631e4b [INFO] [stdout] at tests/lib.rs:33 [INFO] [stdout] 28: 0x5618f2789cbe - core::ops::function::FnOnce::call_once::h2955e69bbef97d37 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5618f2a2b67f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5618f2a9644a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 31: 0x5618f2a45c78 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 32: 0x5618f2a45c78 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x5618f2a45c78 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 34: 0x5618f2a20af5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 35: 0x5618f2a24bb5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 36: 0x5618f2a24bb5 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 37: 0x5618f2a24bb5 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 38: 0x5618f2a9644a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 39: 0x5618f2a252b2 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 40: 0x5618f2a252b2 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 41: 0x5618f2a252b2 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 42: 0x5618f2a252b2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 43: 0x5618f2a88edf - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 44: 0x5618f2a95880 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x5618f2a95880 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 46: 0x5618f2a95880 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 47: 0x7ff9bf09e4a4 - start_thread [INFO] [stdout] 48: 0x7ff9bebc9d0f - __clone [INFO] [stdout] 49: 0x0 - [INFO] [stdout] thread 'test_quickcheck' panicked at '[quickcheck] TEST FAILED (runtime error). Arguments: ([]) [INFO] [stdout] Error: "Once instance has previously been poisoned"', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:176:28 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5618f2a933ab - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5618f2a933ab - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5618f2a933ab - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5618f2a933ab - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5618f2a933ab - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5618f2a9301a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5618f2a93b20 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5618f27b20c3 - std::panicking::begin_panic::h090481068ac8eb0f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5618f2792fde - quickcheck::tester::QuickCheck::quickcheck::hbeff12dd467d7d0c [INFO] [stdout] at /opt/crater/workdir/<::std::macros::panic macros>:4 [INFO] [stdout] 9: 0x5618f2792e80 - quickcheck::tester::quickcheck::h723b9c6d1d9706fe [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:193 [INFO] [stdout] 10: 0x5618f278e15d - lib::test_quickcheck::ha394393cf5e8eb12 [INFO] [stdout] at tests/lib.rs:33 [INFO] [stdout] 11: 0x5618f278e13a - lib::test_quickcheck::{{closure}}::h0e2ae20d13631e4b [INFO] [stdout] at tests/lib.rs:33 [INFO] [stdout] 12: 0x5618f2789cbe - core::ops::function::FnOnce::call_once::h2955e69bbef97d37 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 13: 0x5618f2a2b67f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 14: 0x5618f2a9644a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 15: 0x5618f2a45c78 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 16: 0x5618f2a45c78 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 17: 0x5618f2a45c78 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 18: 0x5618f2a20af5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 19: 0x5618f2a24bb5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 20: 0x5618f2a24bb5 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 21: 0x5618f2a24bb5 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 22: 0x5618f2a9644a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 23: 0x5618f2a252b2 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 24: 0x5618f2a252b2 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x5618f2a252b2 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 26: 0x5618f2a252b2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 27: 0x5618f2a88edf - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x5618f2a95880 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 29: 0x5618f2a95880 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 30: 0x5618f2a95880 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 31: 0x7ff9bf09e4a4 - start_thread [INFO] [stdout] 32: 0x7ff9bebc9d0f - __clone [INFO] [stdout] 33: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test_quickcheck [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test lib' [INFO] running `"docker" "inspect" "94c7bb89772d20fc8dcfee76eb23b800521c9c7810628584ec77f6412a14071d"` [INFO] running `"docker" "rm" "-f" "94c7bb89772d20fc8dcfee76eb23b800521c9c7810628584ec77f6412a14071d"` [INFO] [stdout] 94c7bb89772d20fc8dcfee76eb23b800521c9c7810628584ec77f6412a14071d