[INFO] fetching crate maelstrom-client 0.8.0...
[INFO] testing maelstrom-client-0.8.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate maelstrom-client 0.8.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate maelstrom-client 0.8.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maelstrom-client 0.8.0
[INFO] finished tweaking crates.io crate maelstrom-client 0.8.0
[INFO] tweaked toml for crates.io crate maelstrom-client 0.8.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate maelstrom-client 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded maelstrom-linux v0.8.0
[INFO] [stderr]   Downloaded maelstrom-test v0.8.0
[INFO] [stderr]   Downloaded bytesize-serde v0.2.1
[INFO] [stderr]   Downloaded async-walkdir v1.0.0
[INFO] [stderr]   Downloaded lddtree v0.3.4
[INFO] [stderr]   Downloaded async-channel v2.2.1
[INFO] [stderr]   Downloaded maelstrom-base v0.8.0
[INFO] [stderr]   Downloaded anyhow_trace v0.1.3
[INFO] [stderr]   Downloaded maelstrom-util v0.8.0
[INFO] [stderr]   Downloaded maelstrom-worker-child v0.8.0
[INFO] [stderr]   Downloaded maelstrom-macro v0.8.0
[INFO] [stderr]   Downloaded maelstrom-client-base v0.8.0
[INFO] [stderr]   Downloaded maelstrom-client-process v0.8.0
[INFO] [stderr]   Downloaded multimap v0.10.0
[INFO] [stderr]   Downloaded maelstrom-layer-fs v0.8.0
[INFO] [stderr]   Downloaded bracoxide v0.1.3
[INFO] [stderr]   Downloaded atomicbox v0.4.0
[INFO] [stderr]   Downloaded prettyplease v0.2.19
[INFO] [stderr]   Downloaded maelstrom-fuse v0.8.0
[INFO] [stderr]   Downloaded prost-build v0.12.4
[INFO] [stderr]   Downloaded tonic-build v0.11.0
[INFO] [stderr]   Downloaded tuple v0.5.2
[INFO] [stderr]   Downloaded versions v6.2.0
[INFO] [stderr]   Downloaded tokio-tar v0.3.1
[INFO] [stderr]   Downloaded vt100 v0.15.2
[INFO] [stderr]   Downloaded async-compression v0.4.8
[INFO] [stderr]   Downloaded maelstrom-container v0.8.0
[INFO] [stderr]   Downloaded maelstrom-worker v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8031267401c6117e91500b5ed9c6f024180302dc71454750a4cd1de2a301154b
[INFO] running `Command { std: "docker" "start" "-a" "8031267401c6117e91500b5ed9c6f024180302dc71454750a4cd1de2a301154b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8031267401c6117e91500b5ed9c6f024180302dc71454750a4cd1de2a301154b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8031267401c6117e91500b5ed9c6f024180302dc71454750a4cd1de2a301154b", kill_on_drop: false }`
[INFO] [stdout] 8031267401c6117e91500b5ed9c6f024180302dc71454750a4cd1de2a301154b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29f1ad2a248e0c3f74a479d8c228efc0552e5604947e16cb763b4ebd52283d7e
[INFO] running `Command { std: "docker" "start" "-a" "29f1ad2a248e0c3f74a479d8c228efc0552e5604947e16cb763b4ebd52283d7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
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[INFO] [stderr]    Compiling openssl-macros v0.1.1
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[INFO] [stderr]    Compiling num_enum v0.7.2
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[INFO] [stderr]    Compiling maelstrom-client v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "29f1ad2a248e0c3f74a479d8c228efc0552e5604947e16cb763b4ebd52283d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29f1ad2a248e0c3f74a479d8c228efc0552e5604947e16cb763b4ebd52283d7e", kill_on_drop: false }`
[INFO] [stdout] 29f1ad2a248e0c3f74a479d8c228efc0552e5604947e16cb763b4ebd52283d7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e75d8a6c2ce6110534b77dce807f287e8b570e10493f089c489c4c6b09c159d2
[INFO] running `Command { std: "docker" "start" "-a" "e75d8a6c2ce6110534b77dce807f287e8b570e10493f089c489c4c6b09c159d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling maelstrom-test v0.8.0
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling maelstrom-client v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.84s
[INFO] running `Command { std: "docker" "inspect" "e75d8a6c2ce6110534b77dce807f287e8b570e10493f089c489c4c6b09c159d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e75d8a6c2ce6110534b77dce807f287e8b570e10493f089c489c4c6b09c159d2", kill_on_drop: false }`
[INFO] [stdout] e75d8a6c2ce6110534b77dce807f287e8b570e10493f089c489c4c6b09c159d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b2313fa771cfddca41de29fdde2a8092581843ab43f597bc4bab6f07cacd873a
[INFO] running `Command { std: "docker" "start" "-a" "b2313fa771cfddca41de29fdde2a8092581843ab43f597bc4bab6f07cacd873a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/maelstrom_client-fca7073be2eb3429)
[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 unittests src/main.rs (/opt/rustwide/target/debug/deps/maelstrom_client-81ac50da1e861c0e)
[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/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-4520f646bf72f30b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass `--test integration_test`
[INFO] [stdout] test single_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- single_test stdout ----
[INFO] [stdout] client bg-process: Error: cloning the second-generation process
[INFO] [stdout] client bg-process: 
[INFO] [stdout] client bg-process: Caused by:
[INFO] [stdout] client bg-process:     ENOSYS: Function not implemented
[INFO] [stdout] client bg-process: 
[INFO] [stdout] client bg-process: Stack backtrace:
[INFO] [stdout] client bg-process:    0: <E as anyhow::context::ext::StdError>::ext_context
[INFO] [stdout] client bg-process:              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/anyhow-1.0.82/src/backtrace.rs:27:14
[INFO] [stdout] client bg-process:    1: anyhow::context::<impl anyhow::Context<T,E> for core::result::Result<T,E>>::context
[INFO] [stdout] client bg-process:              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/anyhow-1.0.82/src/context.rs:54:31
[INFO] [stdout] client bg-process:    2: maelstrom_worker::clone_into_pid_and_user_namespace
[INFO] [stdout] client bg-process:              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/maelstrom-worker-0.8.0/src/lib.rs:581:11
[INFO] [stdout] client bg-process:    3: maelstrom_client::main
[INFO] [stdout] client bg-process:              at ./src/main.rs:7:5
[INFO] [stdout] client bg-process:    4: core::ops::function::FnOnce::call_once
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout] client bg-process:    5: std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout] client bg-process:    6: std::rt::lang_start::{{closure}}
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:159:18
[INFO] [stdout] client bg-process:    7: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:284:13
[INFO] [stdout] client bg-process:    8: std::panicking::try::do_call
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout] client bg-process:    9: std::panicking::try
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout] client bg-process:   10: std::panic::catch_unwind
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout] client bg-process:   11: std::rt::lang_start_internal::{{closure}}
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:141:48
[INFO] [stdout] client bg-process:   12: std::panicking::try::do_call
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout] client bg-process:   13: std::panicking::try
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout] client bg-process:   14: std::panic::catch_unwind
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout] client bg-process:   15: std::rt::lang_start_internal
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:141:20
[INFO] [stdout] client bg-process:   16: std::rt::lang_start
[INFO] [stdout] client bg-process:              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:158:17
[INFO] [stdout] client bg-process:   17: main
[INFO] [stdout] client bg-process:   18: <unknown>
[INFO] [stdout] client bg-process:   19: __libc_start_main
[INFO] [stdout] client bg-process:   20: _start
[INFO] [stdout] thread 'single_test' panicked at tests/integration_test.rs:30:46:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: process didn't return any address
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::error::<impl anyhow::Error>::msg
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/anyhow-1.0.82/src/backtrace.rs:27:14
[INFO] [stdout]    1: anyhow::__private::format_err
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/anyhow-1.0.82/src/lib.rs:688:13
[INFO] [stdout]    2: maelstrom_client::ClientBgProcess::new_from_bin
[INFO] [stdout]              at ./src/lib.rs:119:13
[INFO] [stdout]    3: integration_test::spawn_bg_proc
[INFO] [stdout]              at ./tests/integration_test.rs:30:5
[INFO] [stdout]    4: integration_test::ClientFixture::new
[INFO] [stdout]              at ./tests/integration_test.rs:52:23
[INFO] [stdout]    5: integration_test::Fixture::new::{{closure}}
[INFO] [stdout]              at ./tests/integration_test.rs:163:26
[INFO] [stdout]    6: core::bool::<impl bool>::then
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/bool.rs:60:24
[INFO] [stdout]    7: integration_test::Fixture::new
[INFO] [stdout]              at ./tests/integration_test.rs:162:29
[INFO] [stdout]    8: integration_test::single_test
[INFO] [stdout]              at ./tests/integration_test.rs:283:19
[INFO] [stdout]    9: integration_test::single_test::{{closure}}
[INFO] [stdout]              at ./tests/integration_test.rs:282:17
[INFO] [stdout]   10: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   11: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   12: test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   13: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   14: <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   15: std::panicking::try::do_call
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   16: std::panicking::try
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   17: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   18: test::run_test_in_process
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   19: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   20: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   21: std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   22: std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   23: <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   24: std::panicking::try::do_call
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   25: std::panicking::try
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   26: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   27: std::thread::Builder::spawn_unchecked_::{{closure}}
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   28: core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   30: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   31: std::sys::pal::unix::thread::Thread::new::thread_start
[INFO] [stdout]              at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   32: <unknown>
[INFO] [stdout]   33: __clone
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55dd8a5448b5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55dd8a5448b5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55dd8a5448b5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55dd8a5448b5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55dd8a5734eb - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55dd8a5734eb - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55dd8a5409ff - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55dd8a54468e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55dd8a54468e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55dd8a5460b9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x55dd8a545d7e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55dd8912671a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55dd8912671a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55dd8a5466bb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55dd8a5466bb - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55dd8a546434 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x55dd8a544d79 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55dd8a546167 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55dd89098543 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55dd89098ad6 - core::result::unwrap_failed::h382691b96ca8c13a
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1654:5
[INFO] [stdout]   20:     0x55dd890d61f2 - core::result::Result<T,E>::unwrap::he5631c889340a48f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x55dd890d61f2 - integration_test::spawn_bg_proc::h1c4d668ec5b8be6c
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:30:5
[INFO] [stdout]   22:     0x55dd890d6710 - integration_test::ClientFixture::new::h801085a5366211d4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:52:23
[INFO] [stdout]   23:     0x55dd890d9211 - integration_test::Fixture::new::{{closure}}::hdbbb8241d758bf50
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:163:26
[INFO] [stdout]   24:     0x55dd890a3c40 - core::bool::<impl bool>::then::h5233f619d20e28f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/bool.rs:60:24
[INFO] [stdout]   25:     0x55dd890d91b2 - integration_test::Fixture::new::h31327c6ff8591840
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:162:29
[INFO] [stdout]   26:     0x55dd890dbc35 - integration_test::single_test::h9459c184cca4d3ba
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:283:19
[INFO] [stdout]   27:     0x55dd890dbc07 - integration_test::single_test::{{closure}}::h36daa86732ede796
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:282:17
[INFO] [stdout]   28:     0x55dd890a0526 - core::ops::function::FnOnce::call_once::h718431b349fdd52e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55dd8912b0fb - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x55dd8912b0fb - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   31:     0x55dd8912a801 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   32:     0x55dd8912a801 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   33:     0x55dd8912a801 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   34:     0x55dd8912a801 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   35:     0x55dd8912a801 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   36:     0x55dd8912a801 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   37:     0x55dd8912a801 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   38:     0x55dd890f31c4 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   39:     0x55dd890f31c4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   40:     0x55dd890f7bf2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   41:     0x55dd890f7bf2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   42:     0x55dd890f7bf2 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   43:     0x55dd890f7bf2 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   44:     0x55dd890f7bf2 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   45:     0x55dd890f7bf2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   46:     0x55dd890f7bf2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x55dd8a54c6db - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   48:     0x55dd8a54c6db - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   49:     0x55dd8a54c6db - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   50:     0x7f0182ff7ac3 - <unknown>
[INFO] [stdout]   51:     0x7f0183088a04 - __clone
[INFO] [stdout]   52:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     single_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b2313fa771cfddca41de29fdde2a8092581843ab43f597bc4bab6f07cacd873a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2313fa771cfddca41de29fdde2a8092581843ab43f597bc4bab6f07cacd873a", kill_on_drop: false }`
[INFO] [stdout] b2313fa771cfddca41de29fdde2a8092581843ab43f597bc4bab6f07cacd873a
