[INFO] fetching crate maelstrom-client 0.14.0...
[INFO] testing maelstrom-client-0.14.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate maelstrom-client 0.14.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate maelstrom-client 0.14.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate maelstrom-client 0.14.0
[INFO] tweaked toml for crates.io crate maelstrom-client 0.14.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate maelstrom-client 0.14.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate maelstrom-client 0.14.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 273fcef08a57ebab228dab2d63769094b08d8cddbd7a6cb47b0816085ab00207
[INFO] running `Command { std: "docker" "start" "-a" "273fcef08a57ebab228dab2d63769094b08d8cddbd7a6cb47b0816085ab00207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "273fcef08a57ebab228dab2d63769094b08d8cddbd7a6cb47b0816085ab00207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "273fcef08a57ebab228dab2d63769094b08d8cddbd7a6cb47b0816085ab00207", kill_on_drop: false }`
[INFO] [stdout] 273fcef08a57ebab228dab2d63769094b08d8cddbd7a6cb47b0816085ab00207
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e29933aabfc839162ed14fa2abd6f78e924cb6f852ba3df9f9bf35377a2c8ba8
[INFO] running `Command { std: "docker" "start" "-a" "e29933aabfc839162ed14fa2abd6f78e924cb6f852ba3df9f9bf35377a2c8ba8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
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[INFO] [stderr]    Compiling maelstrom-linux v0.14.0
[INFO] [stderr]    Compiling maelstrom-macro v0.14.0
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[INFO] [stderr]    Compiling prettyplease v0.2.31
[INFO] [stderr]    Compiling maelstrom-base v0.14.0
[INFO] [stderr]    Compiling clap v4.5.32
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[INFO] [stderr]    Compiling lddtree v0.3.7
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[INFO] [stderr]    Compiling rand v0.9.0
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[INFO] [stderr]    Compiling maelstrom-github v0.14.0
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[INFO] [stderr]    Compiling prost-build v0.13.5
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[INFO] [stderr]    Compiling protoc-bin-vendored-macos-aarch_64 v3.1.0
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[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling indicatif v0.17.11
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[INFO] [stderr]    Compiling netlink-packet-route v0.17.1
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[INFO] [stderr]    Compiling maelstrom-worker-child v0.14.0
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[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling maelstrom-layer-fs v0.14.0
[INFO] [stderr]    Compiling std-semaphore v0.1.0
[INFO] [stderr]    Compiling bracoxide v0.1.5
[INFO] [stderr]    Compiling maelstrom-worker v0.14.0
[INFO] [stderr]    Compiling tonic v0.12.3
[INFO] [stderr]    Compiling maelstrom-container v0.14.0
[INFO] [stderr]    Compiling maelstrom-client-process v0.14.0
[INFO] [stderr]    Compiling maelstrom-client v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 50s
[INFO] running `Command { std: "docker" "inspect" "e29933aabfc839162ed14fa2abd6f78e924cb6f852ba3df9f9bf35377a2c8ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e29933aabfc839162ed14fa2abd6f78e924cb6f852ba3df9f9bf35377a2c8ba8", kill_on_drop: false }`
[INFO] [stdout] e29933aabfc839162ed14fa2abd6f78e924cb6f852ba3df9f9bf35377a2c8ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1ad51677ecdc532ad8c3984e4321eeed3bda5417f104e5adcd5ef29aa459511
[INFO] running `Command { std: "docker" "start" "-a" "b1ad51677ecdc532ad8c3984e4321eeed3bda5417f104e5adcd5ef29aa459511", kill_on_drop: false }`
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling maelstrom-test v0.14.0
[INFO] [stderr]    Compiling maelstrom-client v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.26s
[INFO] running `Command { std: "docker" "inspect" "b1ad51677ecdc532ad8c3984e4321eeed3bda5417f104e5adcd5ef29aa459511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ad51677ecdc532ad8c3984e4321eeed3bda5417f104e5adcd5ef29aa459511", kill_on_drop: false }`
[INFO] [stdout] b1ad51677ecdc532ad8c3984e4321eeed3bda5417f104e5adcd5ef29aa459511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 34f95ac459707f851f5d3596462096c5f1620531c4510e1b1bcfdeb55230a114
[INFO] running `Command { std: "docker" "start" "-a" "34f95ac459707f851f5d3596462096c5f1620531c4510e1b1bcfdeb55230a114", 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-61bfcd3bd36daaf6)
[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-c1d64f9c6480c596)
[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-cb04fde25c7c57e6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test single_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- single_test stdout ----
[INFO] [stdout] Apr 10 09:22:41.792 INFO connected unix socket to child
[INFO] [stdout] client process: Error: cloning the gen 1 process
[INFO] [stdout] client process: 
[INFO] [stdout] client process: Caused by:
[INFO] [stdout] client process:     ENOSYS: Function not implemented
[INFO] [stdout] client process: 
[INFO] [stdout] client process: Stack backtrace:
[INFO] [stdout] client process:    0: <maelstrom_linux::Errno as anyhow::context::ext::StdError>::ext_context::<&str>
[INFO] [stdout] client process:              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.97/src/backtrace.rs:27:14
[INFO] [stdout] client process:    1: <core::result::Result<core::option::Option<maelstrom_linux::Pid>, maelstrom_linux::Errno> as anyhow::Context<core::option::Option<maelstrom_linux::Pid>, maelstrom_linux::Errno>>::context::<&str>
[INFO] [stdout] client process:              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.97/src/context.rs:54:37
[INFO] [stdout] client process:    2: maelstrom_util::process::clone_into_pid_and_user_namespace
[INFO] [stdout] client process:              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/maelstrom-util-0.14.0/src/process.rs:192:42
[INFO] [stdout] client process:    3: maelstrom_client_process::main_for_spawn
[INFO] [stdout] client process:              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/maelstrom-client-process-0.14.0/src/lib.rs:73:5
[INFO] [stdout] client process:    4: maelstrom_client::main
[INFO] [stdout] client process:              at ./src/main.rs:2:5
[INFO] [stdout] client process:    5: <fn() -> core::result::Result<maelstrom_util::process::ExitCode, anyhow::Error> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout] client process:    6: std::sys::backtrace::__rust_begin_short_backtrace::<fn() -> core::result::Result<maelstrom_util::process::ExitCode, anyhow::Error>, core::result::Result<maelstrom_util::process::ExitCode, anyhow::Error>>
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout] client process:    7: std::rt::lang_start::<core::result::Result<maelstrom_util::process::ExitCode, anyhow::Error>>::{closure#0}
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:206:18
[INFO] [stdout] client process:    8: <&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:287:21
[INFO] [stdout] client process:    9: std::panicking::catch_unwind::do_call::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stdout] client process:   10: std::panicking::catch_unwind::<i32, &dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stdout] client process:   11: std::panic::catch_unwind::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stdout] client process:   12: std::rt::lang_start_internal::{closure#0}
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:175:24
[INFO] [stdout] client process:   13: std::panicking::catch_unwind::do_call::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stdout] client process:   14: std::panicking::catch_unwind::<isize, std::rt::lang_start_internal::{closure#0}>
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stdout] client process:   15: std::panic::catch_unwind::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stdout] client process:   16: std::rt::lang_start_internal
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:171:5
[INFO] [stdout] client process:   17: std::rt::lang_start::<core::result::Result<maelstrom_util::process::ExitCode, anyhow::Error>>
[INFO] [stdout] client process:              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:205:5
[INFO] [stdout] client process:   18: main
[INFO] [stdout] client process:   19: <unknown>
[INFO] [stdout] client process:   20: __libc_start_main
[INFO] [stdout] client process:   21: _start
[INFO] [stdout] 
[INFO] [stdout] thread 'single_test' (19) panicked at tests/integration_test.rs:74:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: failed to fill whole buffer
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: <anyhow::Error as core::convert::From<std::io::error::Error>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.97/src/backtrace.rs:27:14
[INFO] [stdout]    1: <core::result::Result<(maelstrom_client::ClientProcessHandle, std::os::unix::net::stream::UnixStream), anyhow::Error> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible, std::io::error::Error>>>::from_residual
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/result.rs:2189:27
[INFO] [stdout]    2: <maelstrom_client::SpawnClientProcessFactory as maelstrom_client::ClientProcessFactory>::new_client_process
[INFO] [stdout]              at ./src/lib.rs:236:9
[INFO] [stdout]    3: <maelstrom_client::Client>::new::<&maelstrom_util::root::Root<maelstrom_client_base::CacheDir>, maelstrom_client::SpawnClientProcessFactory, &maelstrom_util::root::Root<maelstrom_client_base::ProjectDir>>
[INFO] [stdout]              at ./src/lib.rs:329:68
[INFO] [stdout]    4: <integration_test::ClientFixture>::new
[INFO] [stdout]              at ./tests/integration_test.rs:67:22
[INFO] [stdout]    5: <<integration_test::ClientFixture>::new as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    6: <bool>::then::<integration_test::ClientFixture, <integration_test::ClientFixture>::new>
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/bool.rs:66:24
[INFO] [stdout]    7: <integration_test::Fixture>::new
[INFO] [stdout]              at ./tests/integration_test.rs:163:18
[INFO] [stdout]    8: integration_test::single_test
[INFO] [stdout]              at ./tests/integration_test.rs:334:19
[INFO] [stdout]    9: integration_test::single_test::{closure#0}
[INFO] [stdout]              at ./tests/integration_test.rs:333:17
[INFO] [stdout]   10: <integration_test::single_test::{closure#0} as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   11: <fn() -> core::result::Result<(), alloc::string::String> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   12: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:663:18
[INFO] [stdout]   13: test::run_test_in_process::{closure#0}
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:74
[INFO] [stdout]   14: <core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   15: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stdout]   16: std::panicking::catch_unwind::<core::result::Result<(), alloc::string::String>, core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>>
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stdout]   17: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stdout]   18: test::run_test_in_process
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:27
[INFO] [stdout]   19: test::run_test::{closure#0}
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:607:43
[INFO] [stdout]   20: test::run_test::{closure#1}
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:637:41
[INFO] [stdout]   21: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   22: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   23: <core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   24: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stdout]   25: std::panicking::catch_unwind::<(), core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stdout]   26: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stdout]   27: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   28: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29: <alloc::boxed::Box<dyn core::ops::function::FnOnce<(), Output = ()> + core::marker::Send> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   30: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]              at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   31: <unknown>
[INFO] [stdout]   32: clone
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57eaf7bf2f4a - std[e72de78501789eb0]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57eaf7bf2f4a - std[e72de78501789eb0]::backtrace_rs::backtrace::trace_unsynchronized::<std[e72de78501789eb0]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57eaf7bf2f4a - std[e72de78501789eb0]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x57eaf7bf2f4a - <<std[e72de78501789eb0]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x57eaf7c0df5a - <core[6aaeda2c7ad07a48]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x57eaf7c0df5a - core[6aaeda2c7ad07a48]::fmt::write
[INFO] [stdout]    6:     0x57eaf7bf9f52 - std[e72de78501789eb0]::io::default_write_fmt::<alloc[28d2dab30c1dc666]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57eaf7bf9f52 - <alloc[28d2dab30c1dc666]::vec::Vec<u8> as std[e72de78501789eb0]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x57eaf7bcce8f - <std[e72de78501789eb0]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x57eaf7bcce8f - std[e72de78501789eb0]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x57eaf7be9199 - std[e72de78501789eb0]::panicking::default_hook
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x57eaf66021fc - <alloc[28d2dab30c1dc666]::boxed::Box<dyn for<'a, 'b> core[6aaeda2c7ad07a48]::ops::function::Fn<(&'a std[e72de78501789eb0]::panic::PanicHookInfo<'b>,), Output = ()> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::Fn<(&std[e72de78501789eb0]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x57eaf66021fc - test[4f12b380f1fb68c5]::test_main_with_exit_callback::<test[4f12b380f1fb68c5]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57eaf7be9412 - <alloc[28d2dab30c1dc666]::boxed::Box<dyn for<'a, 'b> core[6aaeda2c7ad07a48]::ops::function::Fn<(&'a std[e72de78501789eb0]::panic::PanicHookInfo<'b>,), Output = ()> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::Fn<(&std[e72de78501789eb0]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x57eaf7be9412 - std[e72de78501789eb0]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x57eaf7bccf48 - std[e72de78501789eb0]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x57eaf7bc3f49 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace::<std[e72de78501789eb0]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x57eaf7bce15d - __rustc[78a4cf188af856fc]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x57eaf7c0e79c - core[6aaeda2c7ad07a48]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x57eaf7c0e512 - core[6aaeda2c7ad07a48]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x57eaf65b7b8f - <core[6aaeda2c7ad07a48]::result::Result<maelstrom_client[2f19d33fef892edf]::Client, anyhow[9b8266a9ca8e9864]::Error>>::unwrap
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x57eaf65b7b8f - <integration_test[1c8c418824c1803f]::ClientFixture>::new
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:74:10
[INFO] [stdout]   22:     0x57eaf65e6911 - <<integration_test[1c8c418824c1803f]::ClientFixture>::new as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x57eaf65d5032 - <bool>::then::<integration_test[1c8c418824c1803f]::ClientFixture, <integration_test[1c8c418824c1803f]::ClientFixture>::new>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/bool.rs:66:24
[INFO] [stdout]   24:     0x57eaf65b9e61 - <integration_test[1c8c418824c1803f]::Fixture>::new
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:163:18
[INFO] [stdout]   25:     0x57eaf65b5ee6 - integration_test[1c8c418824c1803f]::single_test
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:334:19
[INFO] [stdout]   26:     0x57eaf65b2697 - integration_test[1c8c418824c1803f]::single_test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:333:17
[INFO] [stdout]   27:     0x57eaf65e5ec6 - <integration_test[1c8c418824c1803f]::single_test::{closure#0} as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x57eaf65f62db - <fn() -> core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x57eaf65f62db - test[4f12b380f1fb68c5]::__rust_begin_short_backtrace::<core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>, fn() -> core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:663:18
[INFO] [stdout]   30:     0x57eaf6602ccb - test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:74
[INFO] [stdout]   31:     0x57eaf6602ccb - <core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x57eaf6602ccb - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}>, core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x57eaf6602ccb - std[e72de78501789eb0]::panicking::catch_unwind::<core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>, core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x57eaf6602ccb - std[e72de78501789eb0]::panic::catch_unwind::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<test[4f12b380f1fb68c5]::run_test_in_process::{closure#0}>, core[6aaeda2c7ad07a48]::result::Result<(), alloc[28d2dab30c1dc666]::string::String>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x57eaf6602ccb - test[4f12b380f1fb68c5]::run_test_in_process
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:686:27
[INFO] [stdout]   36:     0x57eaf6602ccb - test[4f12b380f1fb68c5]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:607:43
[INFO] [stdout]   37:     0x57eaf65fe3e4 - test[4f12b380f1fb68c5]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/test/src/lib.rs:637:41
[INFO] [stdout]   38:     0x57eaf65fe3e4 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace::<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x57eaf66058d2 - std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked::<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   40:     0x57eaf66058d2 - <core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x57eaf66058d2 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x57eaf66058d2 - std[e72de78501789eb0]::panicking::catch_unwind::<(), core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x57eaf66058d2 - std[e72de78501789eb0]::panic::catch_unwind::<core[6aaeda2c7ad07a48]::panic::unwind_safe::AssertUnwindSafe<std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x57eaf66058d2 - std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked::<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   45:     0x57eaf66058d2 - <std[e72de78501789eb0]::thread::lifecycle::spawn_unchecked<test[4f12b380f1fb68c5]::run_test::{closure#1}, ()>::{closure#1} as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x57eaf7bf1fff - <alloc[28d2dab30c1dc666]::boxed::Box<dyn core[6aaeda2c7ad07a48]::ops::function::FnOnce<(), Output = ()> + core[6aaeda2c7ad07a48]::marker::Send> as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   47:     0x57eaf7bf1fff - <std[e72de78501789eb0]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x71ba6fce2aa4 - <unknown>
[INFO] [stdout]   49:     0x71ba6fd6fa64 - clone
[INFO] [stdout]   50:                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 0.39s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test integration_test`
[INFO] running `Command { std: "docker" "inspect" "34f95ac459707f851f5d3596462096c5f1620531c4510e1b1bcfdeb55230a114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34f95ac459707f851f5d3596462096c5f1620531c4510e1b1bcfdeb55230a114", kill_on_drop: false }`
[INFO] [stdout] 34f95ac459707f851f5d3596462096c5f1620531c4510e1b1bcfdeb55230a114