[INFO] cloning repository https://github.com/DeusFerrariis/rust-patterns [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DeusFerrariis/rust-patterns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeusFerrariis%2Frust-patterns", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeusFerrariis%2Frust-patterns'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7d8b0239631461ae61a79e92d5b0233fb7dbfab2 [INFO] testing DeusFerrariis/rust-patterns against master#77d155973c6c22a0e1af49a4a9bac024f697851d for pr-85530-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeusFerrariis%2Frust-patterns" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DeusFerrariis/rust-patterns on toolchain 77d155973c6c22a0e1af49a4a9bac024f697851d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DeusFerrariis/rust-patterns [INFO] finished tweaking git repo https://github.com/DeusFerrariis/rust-patterns [INFO] tweaked toml for git repo https://github.com/DeusFerrariis/rust-patterns written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/DeusFerrariis/rust-patterns already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d896021f352f225307965e91bc85f536a6ef633686e77377cc63ffe94a453452 [INFO] running `Command { std: "docker" "start" "-a" "d896021f352f225307965e91bc85f536a6ef633686e77377cc63ffe94a453452", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d896021f352f225307965e91bc85f536a6ef633686e77377cc63ffe94a453452", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d896021f352f225307965e91bc85f536a6ef633686e77377cc63ffe94a453452", kill_on_drop: false }` [INFO] [stdout] d896021f352f225307965e91bc85f536a6ef633686e77377cc63ffe94a453452 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24ddb77ad7db9bf865c349f24c342b3c45d4cbb04912e5c833711749427d31f4 [INFO] running `Command { std: "docker" "start" "-a" "24ddb77ad7db9bf865c349f24c342b3c45d4cbb04912e5c833711749427d31f4", kill_on_drop: false }` [INFO] [stderr] Compiling rust-patterns v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `V4` [INFO] [stdout] --> src/singleton.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | V4, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `V6` [INFO] [stdout] --> src/singleton.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | V6, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Singleton` [INFO] [stdout] --> src/singleton.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct Singleton { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `take_instance` [INFO] [stdout] --> src/singleton.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | fn take_instance(&mut self) -> IpAddr { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `SINGLETON` [INFO] [stdout] --> src/singleton.rs:21:1 [INFO] [stdout] | [INFO] [stdout] 21 | / static mut SINGLETON: Singleton = Singleton { [INFO] [stdout] 22 | | field: Some(IpAddr::V4), [INFO] [stdout] 23 | | }; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "24ddb77ad7db9bf865c349f24c342b3c45d4cbb04912e5c833711749427d31f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24ddb77ad7db9bf865c349f24c342b3c45d4cbb04912e5c833711749427d31f4", kill_on_drop: false }` [INFO] [stdout] 24ddb77ad7db9bf865c349f24c342b3c45d4cbb04912e5c833711749427d31f4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ab555782786e6f9972c90291111e681ef067f6f32898c7cae82fb5c1e04af67 [INFO] running `Command { std: "docker" "start" "-a" "5ab555782786e6f9972c90291111e681ef067f6f32898c7cae82fb5c1e04af67", kill_on_drop: false }` [INFO] [stderr] Compiling rust-patterns v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `singleton_num2` [INFO] [stdout] --> src/singleton.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let singleton_num2 = unsafe { SINGLETON.take_instance() }; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_singleton_num2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `V6` [INFO] [stdout] --> src/singleton.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | V6, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "5ab555782786e6f9972c90291111e681ef067f6f32898c7cae82fb5c1e04af67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ab555782786e6f9972c90291111e681ef067f6f32898c7cae82fb5c1e04af67", kill_on_drop: false }` [INFO] [stdout] 5ab555782786e6f9972c90291111e681ef067f6f32898c7cae82fb5c1e04af67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 271e50402c434f9b19249719149a542d959694908d02367830911bc31165757a [INFO] running `Command { std: "docker" "start" "-a" "271e50402c434f9b19249719149a542d959694908d02367830911bc31165757a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: unused variable: `singleton_num2` [INFO] [stdout] running 2 tests [INFO] [stderr] --> src/singleton.rs:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | let singleton_num2 = unsafe { SINGLETON.take_instance() }; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_singleton_num2` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `V6` [INFO] [stderr] --> src/singleton.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | V6, [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_patterns-40dd5fcef7c6c98d) [INFO] [stdout] test singleton::tests::request_taken_singleton - should panic ... ok [INFO] [stderr] error: test failed, to rerun pass '--bin rust-patterns' [INFO] [stdout] test singleton::tests::example ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- singleton::tests::example stdout ---- [INFO] [stdout] thread 'singleton::tests::example' panicked at 'called `Option::unwrap()` on a `None` value', src/singleton.rs:17:11 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55e0844cc640 - std::backtrace_rs::backtrace::libunwind::trace::h0f5cd2ee8b0d7274 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55e0844cc640 - std::backtrace_rs::backtrace::trace_unsynchronized::h06905b5aeda069a1 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55e0844cc640 - std::sys_common::backtrace::_print_fmt::h4fe4c7c875072f30 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55e0844cc640 - ::fmt::hcc0746f004a9b7ef [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55e0844eee2c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55e0844c96b5 - std::io::Write::write_fmt::he920b3a6f319ed64 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x55e0844ce7bb - std::sys_common::backtrace::_print::h173dc702502d65d2 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55e0844ce7bb - std::sys_common::backtrace::print::h61bd27c4742ba817 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55e0844ce7bb - std::panicking::default_hook::{{closure}}::hcaae87f0495ae613 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55e0844ce2cc - std::panicking::default_hook::h0538e728ee080db0 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55e0844cee84 - std::panicking::rust_panic_with_hook::h3039e236b6ca482c [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55e0844ce937 - std::panicking::begin_panic_handler::{{closure}}::h884fbab544ffd91c [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panicking.rs:517:13 [INFO] [stdout] 12: 0x55e0844ccb3c - std::sys_common::backtrace::__rust_end_short_backtrace::hdaf2e18ba3d91210 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55e0844ce8c9 - rust_begin_unwind [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55e08447a631 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55e08447a57d - core::panicking::panic::hd695e3b1d0dd4ef4 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/core/src/panicking.rs:50:5 [INFO] [stdout] 16: 0x55e08447b21e - core::option::Option::unwrap::h6e514e23f9af6434 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/core/src/option.rs:722:21 [INFO] [stdout] 17: 0x55e08447b463 - rust_patterns::singleton::Singleton::take_instance::ha1a3e5829e97cec4 [INFO] [stdout] at /opt/rustwide/workdir/src/singleton.rs:17:9 [INFO] [stdout] 18: 0x55e08447b000 - rust_patterns::singleton::tests::example::h4692529dd04f61e7 [INFO] [stdout] at /opt/rustwide/workdir/src/singleton.rs:31:38 [INFO] [stdout] 19: 0x55e08447afda - rust_patterns::singleton::tests::example::{{closure}}::h688e6250957213c2 [INFO] [stdout] at /opt/rustwide/workdir/src/singleton.rs:30:5 [INFO] [stdout] 20: 0x55e08447b2ae - core::ops::function::FnOnce::call_once::h761587a1890901a2 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55e0844a3c93 - core::ops::function::FnOnce::call_once::h7f91c0afb84a09f2 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x55e0844a3c93 - test::__rust_begin_short_backtrace::hdae76ac745e70ccd [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/test/src/lib.rs:577:5 [INFO] [stdout] 23: 0x55e0844a26d8 - as core::ops::function::FnOnce>::call_once::h6f866b52ba5e2aee [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 24: 0x55e0844a26d8 - as core::ops::function::FnOnce<()>>::call_once::h7cf40b75f4555853 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panic.rs:347:9 [INFO] [stdout] 25: 0x55e0844a26d8 - std::panicking::try::do_call::h0663a10ae52d9ac0 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 26: 0x55e0844a26d8 - std::panicking::try::hda21e5692e926b81 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 27: 0x55e0844a26d8 - std::panic::catch_unwind::h2c80734512bb8daf [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panic.rs:434:14 [INFO] [stdout] 28: 0x55e0844a26d8 - test::run_test_in_process::h281137e32aa5e9df [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/test/src/lib.rs:600:18 [INFO] [stdout] 29: 0x55e0844a26d8 - test::run_test::run_test_inner::{{closure}}::h65372dbefb83e5f7 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/test/src/lib.rs:492:39 [INFO] [stdout] 30: 0x55e08447bc8d - test::run_test::run_test_inner::{{closure}}::h765f7360d43f8619 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/test/src/lib.rs:519:37 [INFO] [stdout] 31: 0x55e08447bc8d - std::sys_common::backtrace::__rust_begin_short_backtrace::hbe862ec058c15d25 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 32: 0x55e08447f948 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hb22c359326a082f3 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 33: 0x55e08447f948 - as core::ops::function::FnOnce<()>>::call_once::h38ebc77a1e7727ee [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panic.rs:347:9 [INFO] [stdout] 34: 0x55e08447f948 - std::panicking::try::do_call::h3610c5918c63b671 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 35: 0x55e08447f948 - std::panicking::try::h5e49c176d5deda69 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 36: 0x55e08447f948 - std::panic::catch_unwind::h28a6995492b87c58 [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/panic.rs:434:14 [INFO] [stdout] 37: 0x55e08447f948 - std::thread::Builder::spawn_unchecked::{{closure}}::hac35cb91ef044b3e [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 38: 0x55e08447f948 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hfec4a83569e706bb [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x55e0844d3a17 - as core::ops::function::FnOnce>::call_once::hd5b860c6542b008a [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x55e0844d3a17 - as core::ops::function::FnOnce>::call_once::hc87b98c8a3a585ed [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 41: 0x55e0844d3a17 - std::sys::unix::thread::Thread::new::thread_start::ha990175c8f3779cc [INFO] [stdout] at /rustc/77d155973c6c22a0e1af49a4a9bac024f697851d/library/std/src/sys/unix/thread.rs:74:17 [INFO] [stdout] 42: 0x7efcb26e4609 - start_thread [INFO] [stdout] 43: 0x7efcb24b6293 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] singleton::tests::example [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "271e50402c434f9b19249719149a542d959694908d02367830911bc31165757a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "271e50402c434f9b19249719149a542d959694908d02367830911bc31165757a", kill_on_drop: false }` [INFO] [stdout] 271e50402c434f9b19249719149a542d959694908d02367830911bc31165757a