[INFO] fetching crate simsearch 0.2.3... [INFO] testing simsearch-0.2.3 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate simsearch 0.2.3 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate simsearch 0.2.3 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate simsearch 0.2.3 [INFO] finished tweaking crates.io crate simsearch 0.2.3 [INFO] tweaked toml for crates.io crate simsearch 0.2.3 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate crates.io crate simsearch 0.2.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.8.5 [INFO] [stderr] Downloaded quickcheck_macros v0.8.0 [INFO] [stderr] Downloaded json v0.11.15 [INFO] [stderr] Downloaded triple_accel v0.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f15984fd0f159f4f09aeaad1906574ff2241baceeaf0a8685acdd60b800ca00d [INFO] running `Command { std: "docker" "start" "-a" "f15984fd0f159f4f09aeaad1906574ff2241baceeaf0a8685acdd60b800ca00d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f15984fd0f159f4f09aeaad1906574ff2241baceeaf0a8685acdd60b800ca00d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f15984fd0f159f4f09aeaad1906574ff2241baceeaf0a8685acdd60b800ca00d", kill_on_drop: false }` [INFO] [stdout] f15984fd0f159f4f09aeaad1906574ff2241baceeaf0a8685acdd60b800ca00d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9fb0b55cccf3e38711004faf79dbff05393123c19b0643d19810002011af95c9 [INFO] running `Command { std: "docker" "start" "-a" "9fb0b55cccf3e38711004faf79dbff05393123c19b0643d19810002011af95c9", kill_on_drop: false }` [INFO] [stderr] Compiling triple_accel v0.3.4 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling simsearch v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.96s [INFO] running `Command { std: "docker" "inspect" "9fb0b55cccf3e38711004faf79dbff05393123c19b0643d19810002011af95c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fb0b55cccf3e38711004faf79dbff05393123c19b0643d19810002011af95c9", kill_on_drop: false }` [INFO] [stdout] 9fb0b55cccf3e38711004faf79dbff05393123c19b0643d19810002011af95c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd4970ff96293c0258e90e44d81d5c587c233e58b655eae1e9dce0b0c4150098 [INFO] running `Command { std: "docker" "start" "-a" "fd4970ff96293c0258e90e44d81d5c587c233e58b655eae1e9dce0b0c4150098", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v1.0.23 [INFO] [stderr] Compiling rayon-core v1.8.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling json v0.11.15 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rayon v1.4.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling rand_xoshiro v0.1.0 [INFO] [stderr] Compiling crossbeam-channel v0.4.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling criterion-plot v0.3.1 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling quickcheck v0.8.5 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling quickcheck_macros v0.8.0 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling tinytemplate v1.1.0 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling simsearch v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 23.28s [INFO] running `Command { std: "docker" "inspect" "fd4970ff96293c0258e90e44d81d5c587c233e58b655eae1e9dce0b0c4150098", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd4970ff96293c0258e90e44d81d5c587c233e58b655eae1e9dce0b0c4150098", kill_on_drop: false }` [INFO] [stdout] fd4970ff96293c0258e90e44d81d5c587c233e58b655eae1e9dce0b0c4150098 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f1ae0d16ed84a69cfe946e3531d30323a8b4632f16708b01ccd4733d66b9fc68 [INFO] running `Command { std: "docker" "start" "-a" "f1ae0d16ed84a69cfe946e3531d30323a8b4632f16708b01ccd4733d66b9fc68", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/simsearch-c4ec261be0d383ea) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-dced5278b160442e) [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" }', tests/lib.rs:19:47 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f16cb30ec0 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55f16cb30ec0 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55f16cb30ec0 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55f16cb30ec0 - ::fmt::he312f4ad5b9bb346 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55f16cb53e2c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55f16cb2dd45 - std::io::Write::write_fmt::h65d36b96410d80d7 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x55f16cb3303b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55f16cb3303b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55f16cb3303b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55f16cb32b4c - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55f16cb33704 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55f16cb331e7 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x55f16cb3139c - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55f16cb33149 - rust_begin_unwind [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55f16c83d8d1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55f16c83d9c3 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/result.rs:1599:5 [INFO] [stdout] 16: 0x55f16c8509ee - core::result::Result::unwrap::hdce2ef82213b545a [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/result.rs:1281:23 [INFO] [stdout] 17: 0x55f16c861df0 - lib::populate_engine::h7e331f57cd9a7956 [INFO] [stdout] at /opt/rustwide/workdir/tests/lib.rs:19:20 [INFO] [stdout] 18: 0x55f16c851ca0 - ::deref::__static_ref_initialize::he3a224c3c54ad6a2 [INFO] [stdout] at /opt/rustwide/workdir/tests/lib.rs:13:44 [INFO] [stdout] 19: 0x55f16c851ca0 - core::ops::function::FnOnce::call_once::h57bc052a530989d7 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55f16c851864 - lazy_static::lazy::Lazy::get::{{closure}}::h5de2917910428d64 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:31:29 [INFO] [stdout] 21: 0x55f16c84c68b - std::sync::once::Once::call_once::{{closure}}::hb6c6744bb523e702 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sync/once.rs:261:41 [INFO] [stdout] 22: 0x55f16c83ca9c - std::sync::once::Once::call_inner::hb74f8e4d768bb7d5 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sync/once.rs:418:21 [INFO] [stdout] 23: 0x55f16c84c618 - std::sync::once::Once::call_once::h2dd3768d8c013e85 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sync/once.rs:261:9 [INFO] [stdout] 24: 0x55f16c8621e5 - lazy_static::lazy::Lazy::get::h9313fd44e94b5d46 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:30:9 [INFO] [stdout] 25: 0x55f16c8621e5 - ::deref::__stability::hb40b2cacc17baa50 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:142:21 [INFO] [stdout] 26: 0x55f16c8621e5 - ::deref::hb8a39e994fcb21fd [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:144:17 [INFO] [stdout] 27: 0x55f16c862295 - lib::test_quickcheck::test_quickcheck::h57fd27114acda5df [INFO] [stdout] at /opt/rustwide/workdir/tests/lib.rs:34:5 [INFO] [stdout] 28: 0x55f16c867e36 - T as quickcheck::tester::Testable>::result::{{closure}}::he91fca1dfff37985 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:366:35 [INFO] [stdout] 29: 0x55f16c868071 - as core::ops::function::FnOnce<()>>::call_once::h9458328429504745 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:347:9 [INFO] [stdout] 30: 0x55f16c868fc2 - std::panicking::try::do_call::h04c23aabe87afea2 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stdout] 31: 0x55f16c869efd - __rust_try [INFO] [stdout] 32: 0x55f16c868db0 - std::panicking::try::h5698740ebab2cca0 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stdout] 33: 0x55f16c868b21 - std::panic::catch_unwind::hc92344b15f7bb1ca [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stdout] 34: 0x55f16c865d23 - quickcheck::tester::safe::h8ea5fbda55795393 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:393:5 [INFO] [stdout] 35: 0x55f16c867ad1 - T as quickcheck::tester::Testable>::result::heba8721c68ef53fa [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:366:21 [INFO] [stdout] 36: 0x55f16c865adf - quickcheck::tester::QuickCheck::quicktest::hecf60e282b0fc0a0 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:135:19 [INFO] [stdout] 37: 0x55f16c8656a8 - quickcheck::tester::QuickCheck::quickcheck::hfd5440e8bac32306 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:174:36 [INFO] [stdout] 38: 0x55f16c86561c - quickcheck::tester::quickcheck::h7d6a14605dcef7ec [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:193:40 [INFO] [stdout] 39: 0x55f16c86227d - lib::test_quickcheck::h0c382b03bff9d455 [INFO] [stdout] at /opt/rustwide/workdir/tests/lib.rs:32:1 [INFO] [stdout] 40: 0x55f16c86225a - lib::test_quickcheck::{{closure}}::hdf7e3949bd002978 [INFO] [stdout] at /opt/rustwide/workdir/tests/lib.rs:32:1 [INFO] [stdout] 41: 0x55f16c851cee - core::ops::function::FnOnce::call_once::hc0511a94174a1643 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 42: 0x55f16ca777b3 - core::ops::function::FnOnce::call_once::h227fa683a5745bd3 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 43: 0x55f16ca777b3 - test::__rust_begin_short_backtrace::h3a193bd570ada00a [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:578:5 [INFO] [stdout] 44: 0x55f16ca76228 - as core::ops::function::FnOnce>::call_once::h262d2f411717179a [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 45: 0x55f16ca76228 - as core::ops::function::FnOnce<()>>::call_once::hfec00caec3e52a7b [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:347:9 [INFO] [stdout] 46: 0x55f16ca76228 - std::panicking::try::do_call::ha5f42e76ffda569d [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stdout] 47: 0x55f16ca76228 - std::panicking::try::h53f36df0935b9500 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stdout] 48: 0x55f16ca76228 - std::panic::catch_unwind::h5a497f74b0ce006f [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stdout] 49: 0x55f16ca76228 - test::run_test_in_process::hab0aead337f48a88 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:601:18 [INFO] [stdout] 50: 0x55f16ca76228 - test::run_test::run_test_inner::{{closure}}::h632c383164d4cba2 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:493:39 [INFO] [stdout] 51: 0x55f16ca449ad - test::run_test::run_test_inner::{{closure}}::h7c4b3612891a4b58 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:520:37 [INFO] [stdout] 52: 0x55f16ca449ad - std::sys_common::backtrace::__rust_begin_short_backtrace::habf7d8a08419d00e [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 53: 0x55f16ca490d8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h3acba502e2068204 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 54: 0x55f16ca490d8 - as core::ops::function::FnOnce<()>>::call_once::h526ef819c1964a35 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:347:9 [INFO] [stdout] 55: 0x55f16ca490d8 - std::panicking::try::do_call::hc0b5663d6373cec8 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stdout] 56: 0x55f16ca490d8 - std::panicking::try::ha9007ede9d35dcd6 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stdout] 57: 0x55f16ca490d8 - std::panic::catch_unwind::hf60d56329ebbb81c [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stdout] 58: 0x55f16ca490d8 - std::thread::Builder::spawn_unchecked::{{closure}}::hb1722d498f4ce777 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 59: 0x55f16ca490d8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h15eb01325730c962 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 60: 0x55f16cb382d7 - as core::ops::function::FnOnce>::call_once::h09f167e08fc945ff [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 61: 0x55f16cb382d7 - as core::ops::function::FnOnce>::call_once::hf814fe85eeb118e0 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 62: 0x55f16cb382d7 - std::sys::unix::thread::Thread::new::thread_start::hb71b17934c5f5e68 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys/unix/thread.rs:91:17 [INFO] [stdout] 63: 0x7f1f2ea84609 - start_thread [INFO] [stdout] 64: 0x7f1f2e85c293 - clone [INFO] [stdout] 65: 0x0 - [INFO] [stdout] thread 'test_quickcheck' panicked at 'Once instance has previously been poisoned', library/std/src/sync/once.rs:392:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f16cb30ec0 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55f16cb30ec0 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55f16cb30ec0 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55f16cb30ec0 - ::fmt::he312f4ad5b9bb346 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55f16cb53e2c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55f16cb2dd45 - std::io::Write::write_fmt::h65d36b96410d80d7 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x55f16cb3303b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55f16cb3303b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55f16cb3303b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55f16cb32b4c - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55f16cb33704 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55f16cb33424 - std::panicking::begin_panic::{{closure}}::h9d6aafb1a777127d [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:542:9 [INFO] [stdout] 12: 0x55f16cb313bc - std::sys_common::backtrace::__rust_end_short_backtrace::hc0edd145cbd8528e [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55f16c83cccc - std::panicking::begin_panic::h94529bd022e0b6ea [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:541:12 [INFO] [stdout] 14: 0x55f16c83cb29 - std::sync::once::Once::call_inner::hb74f8e4d768bb7d5 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sync/once.rs:392:21 [INFO] [stdout] 15: 0x55f16c84c618 - std::sync::once::Once::call_once::h2dd3768d8c013e85 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sync/once.rs:261:9 [INFO] [stdout] 16: 0x55f16c8621e5 - lazy_static::lazy::Lazy::get::h9313fd44e94b5d46 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/inline_lazy.rs:30:9 [INFO] [stdout] 17: 0x55f16c8621e5 - ::deref::__stability::hb40b2cacc17baa50 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:142:21 [INFO] [stdout] 18: 0x55f16c8621e5 - ::deref::hb8a39e994fcb21fd [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:144:17 [INFO] [stdout] 19: 0x55f16c862295 - lib::test_quickcheck::test_quickcheck::h57fd27114acda5df [INFO] [stdout] at /opt/rustwide/workdir/tests/lib.rs:34:5 [INFO] [stdout] 20: 0x55f16c8679e6 - T as quickcheck::tester::Testable>::result::shrink_failure::{{closure}}::habd3ff7ab27b7b5e [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:344:47 [INFO] [stdout] 21: 0x55f16c8680b1 - as core::ops::function::FnOnce<()>>::call_once::hac57ea11d7646c15 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:347:9 [INFO] [stdout] 22: 0x55f16c869022 - std::panicking::try::do_call::h5eaf3d997ec342fb [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stdout] 23: 0x55f16c869efd - __rust_try [INFO] [stdout] 24: 0x55f16c868f00 - std::panicking::try::he79248ee279e074b [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stdout] 25: 0x55f16c868ad1 - std::panic::catch_unwind::h4a4d353b4729f356 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stdout] 26: 0x55f16c865c93 - quickcheck::tester::safe::h62227aedf8e0452d [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:393:5 [INFO] [stdout] 27: 0x55f16c86758a - T as quickcheck::tester::Testable>::result::shrink_failure::had22f479226b6db1 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:344:33 [INFO] [stdout] 28: 0x55f16c867cfb - T as quickcheck::tester::Testable>::result::heba8721c68ef53fa [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:375:17 [INFO] [stdout] 29: 0x55f16c865adf - quickcheck::tester::QuickCheck::quicktest::hecf60e282b0fc0a0 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:135:19 [INFO] [stdout] 30: 0x55f16c8656a8 - quickcheck::tester::QuickCheck::quickcheck::hfd5440e8bac32306 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:174:36 [INFO] [stdout] 31: 0x55f16c86561c - quickcheck::tester::quickcheck::h7d6a14605dcef7ec [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:193:40 [INFO] [stdout] 32: 0x55f16c86227d - lib::test_quickcheck::h0c382b03bff9d455 [INFO] [stdout] at /opt/rustwide/workdir/tests/lib.rs:32:1 [INFO] [stdout] 33: 0x55f16c86225a - lib::test_quickcheck::{{closure}}::hdf7e3949bd002978 [INFO] [stdout] at /opt/rustwide/workdir/tests/lib.rs:32:1 [INFO] [stdout] 34: 0x55f16c851cee - core::ops::function::FnOnce::call_once::hc0511a94174a1643 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 35: 0x55f16ca777b3 - core::ops::function::FnOnce::call_once::h227fa683a5745bd3 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 36: 0x55f16ca777b3 - test::__rust_begin_short_backtrace::h3a193bd570ada00a [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:578:5 [INFO] [stdout] 37: 0x55f16ca76228 - as core::ops::function::FnOnce>::call_once::h262d2f411717179a [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 38: 0x55f16ca76228 - as core::ops::function::FnOnce<()>>::call_once::hfec00caec3e52a7b [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:347:9 [INFO] [stdout] 39: 0x55f16ca76228 - std::panicking::try::do_call::ha5f42e76ffda569d [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stdout] 40: 0x55f16ca76228 - std::panicking::try::h53f36df0935b9500 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stdout] 41: 0x55f16ca76228 - std::panic::catch_unwind::h5a497f74b0ce006f [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stdout] 42: 0x55f16ca76228 - test::run_test_in_process::hab0aead337f48a88 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:601:18 [INFO] [stdout] 43: 0x55f16ca76228 - test::run_test::run_test_inner::{{closure}}::h632c383164d4cba2 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:493:39 [INFO] [stdout] 44: 0x55f16ca449ad - test::run_test::run_test_inner::{{closure}}::h7c4b3612891a4b58 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:520:37 [INFO] [stdout] 45: 0x55f16ca449ad - std::sys_common::backtrace::__rust_begin_short_backtrace::habf7d8a08419d00e [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 46: 0x55f16ca490d8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h3acba502e2068204 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 47: 0x55f16ca490d8 - as core::ops::function::FnOnce<()>>::call_once::h526ef819c1964a35 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:347:9 [INFO] [stdout] 48: 0x55f16ca490d8 - std::panicking::try::do_call::hc0b5663d6373cec8 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stdout] 49: 0x55f16ca490d8 - std::panicking::try::ha9007ede9d35dcd6 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stdout] 50: 0x55f16ca490d8 - std::panic::catch_unwind::hf60d56329ebbb81c [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stdout] 51: 0x55f16ca490d8 - std::thread::Builder::spawn_unchecked::{{closure}}::hb1722d498f4ce777 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 52: 0x55f16ca490d8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h15eb01325730c962 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 53: 0x55f16cb382d7 - as core::ops::function::FnOnce>::call_once::h09f167e08fc945ff [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 54: 0x55f16cb382d7 - as core::ops::function::FnOnce>::call_once::hf814fe85eeb118e0 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 55: 0x55f16cb382d7 - std::sys::unix::thread::Thread::new::thread_start::hb71b17934c5f5e68 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys/unix/thread.rs:91:17 [INFO] [stdout] 56: 0x7f1f2ea84609 - start_thread [INFO] [stdout] 57: 0x7f1f2e85c293 - clone [INFO] [stdout] 58: 0x0 - [INFO] [stdout] thread 'test_quickcheck' panicked at '[quickcheck] TEST FAILED (runtime error). Arguments: ([]) [INFO] [stdout] Error: "Once instance has previously been poisoned"', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:176:28 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f16cb30ec0 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55f16cb30ec0 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55f16cb30ec0 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55f16cb30ec0 - ::fmt::he312f4ad5b9bb346 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55f16cb53e2c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55f16cb2dd45 - std::io::Write::write_fmt::h65d36b96410d80d7 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x55f16cb3303b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55f16cb3303b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55f16cb3303b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55f16cb32b4c - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55f16cb33704 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55f16c868c9f - std::panicking::begin_panic::{{closure}}::hc6c105290010490f [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:542:9 [INFO] [stdout] 12: 0x55f16c85fd7e - std::sys_common::backtrace::__rust_end_short_backtrace::h8e33ad52b34d3871 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55f16c868ba7 - std::panicking::begin_panic::hed2f8fc9d1136776 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:541:12 [INFO] [stdout] 14: 0x55f16c865777 - quickcheck::tester::QuickCheck::quickcheck::hfd5440e8bac32306 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:176:28 [INFO] [stdout] 15: 0x55f16c86561c - quickcheck::tester::quickcheck::h7d6a14605dcef7ec [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.8.5/src/tester.rs:193:40 [INFO] [stdout] 16: 0x55f16c86227d - lib::test_quickcheck::h0c382b03bff9d455 [INFO] [stdout] at /opt/rustwide/workdir/tests/lib.rs:32:1 [INFO] [stdout] 17: 0x55f16c86225a - lib::test_quickcheck::{{closure}}::hdf7e3949bd002978 [INFO] [stdout] at /opt/rustwide/workdir/tests/lib.rs:32:1 [INFO] [stdout] 18: 0x55f16c851cee - core::ops::function::FnOnce::call_once::hc0511a94174a1643 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 19: 0x55f16ca777b3 - core::ops::function::FnOnce::call_once::h227fa683a5745bd3 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55f16ca777b3 - test::__rust_begin_short_backtrace::h3a193bd570ada00a [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:578:5 [INFO] [stdout] 21: 0x55f16ca76228 - as core::ops::function::FnOnce>::call_once::h262d2f411717179a [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 22: 0x55f16ca76228 - as core::ops::function::FnOnce<()>>::call_once::hfec00caec3e52a7b [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:347:9 [INFO] [stdout] 23: 0x55f16ca76228 - std::panicking::try::do_call::ha5f42e76ffda569d [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stdout] 24: 0x55f16ca76228 - std::panicking::try::h53f36df0935b9500 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stdout] 25: 0x55f16ca76228 - std::panic::catch_unwind::h5a497f74b0ce006f [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stdout] 26: 0x55f16ca76228 - test::run_test_in_process::hab0aead337f48a88 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:601:18 [INFO] [stdout] 27: 0x55f16ca76228 - test::run_test::run_test_inner::{{closure}}::h632c383164d4cba2 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:493:39 [INFO] [stdout] 28: 0x55f16ca449ad - test::run_test::run_test_inner::{{closure}}::h7c4b3612891a4b58 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/test/src/lib.rs:520:37 [INFO] [stdout] 29: 0x55f16ca449ad - std::sys_common::backtrace::__rust_begin_short_backtrace::habf7d8a08419d00e [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 30: 0x55f16ca490d8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h3acba502e2068204 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 31: 0x55f16ca490d8 - as core::ops::function::FnOnce<()>>::call_once::h526ef819c1964a35 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:347:9 [INFO] [stdout] 32: 0x55f16ca490d8 - std::panicking::try::do_call::hc0b5663d6373cec8 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40 [INFO] [stdout] 33: 0x55f16ca490d8 - std::panicking::try::ha9007ede9d35dcd6 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19 [INFO] [stdout] 34: 0x55f16ca490d8 - std::panic::catch_unwind::hf60d56329ebbb81c [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14 [INFO] [stdout] 35: 0x55f16ca490d8 - std::thread::Builder::spawn_unchecked::{{closure}}::hb1722d498f4ce777 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 36: 0x55f16ca490d8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h15eb01325730c962 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 37: 0x55f16cb382d7 - as core::ops::function::FnOnce>::call_once::h09f167e08fc945ff [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 38: 0x55f16cb382d7 - as core::ops::function::FnOnce>::call_once::hf814fe85eeb118e0 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 39: 0x55f16cb382d7 - std::sys::unix::thread::Thread::new::thread_start::hb71b17934c5f5e68 [INFO] [stdout] at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys/unix/thread.rs:91:17 [INFO] [stdout] 40: 0x7f1f2ea84609 - start_thread [INFO] [stdout] 41: 0x7f1f2e85c293 - clone [INFO] [stdout] 42: 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; finished in 0.02s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test lib' [INFO] running `Command { std: "docker" "inspect" "f1ae0d16ed84a69cfe946e3531d30323a8b4632f16708b01ccd4733d66b9fc68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1ae0d16ed84a69cfe946e3531d30323a8b4632f16708b01ccd4733d66b9fc68", kill_on_drop: false }` [INFO] [stdout] f1ae0d16ed84a69cfe946e3531d30323a8b4632f16708b01ccd4733d66b9fc68