[INFO] fetching crate maelstrom-client 0.14.0...
[INFO] testing maelstrom-client-0.14.0 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] extracting crate maelstrom-client 0.14.0 into /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate maelstrom-client 0.14.0 on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c866799306a5d0290d868eccbfa4e7b51d110a23c39ed9b9b5b4d3428e0ca92
[INFO] running `Command { std: "docker" "start" "-a" "2c866799306a5d0290d868eccbfa4e7b51d110a23c39ed9b9b5b4d3428e0ca92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c866799306a5d0290d868eccbfa4e7b51d110a23c39ed9b9b5b4d3428e0ca92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c866799306a5d0290d868eccbfa4e7b51d110a23c39ed9b9b5b4d3428e0ca92", kill_on_drop: false }`
[INFO] [stdout] 2c866799306a5d0290d868eccbfa4e7b51d110a23c39ed9b9b5b4d3428e0ca92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ceb1e27baddd297204c5b0c12d0a805bc0d27a937bdbcf4ce62b6823452cdae5
[INFO] running `Command { std: "docker" "start" "-a" "ceb1e27baddd297204c5b0c12d0a805bc0d27a937bdbcf4ce62b6823452cdae5", kill_on_drop: false }`
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[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "ceb1e27baddd297204c5b0c12d0a805bc0d27a937bdbcf4ce62b6823452cdae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceb1e27baddd297204c5b0c12d0a805bc0d27a937bdbcf4ce62b6823452cdae5", kill_on_drop: false }`
[INFO] [stdout] ceb1e27baddd297204c5b0c12d0a805bc0d27a937bdbcf4ce62b6823452cdae5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 227293eb5f5a37ae30ed01a9a93037c73b0964b9317117fa1564316d5bac902a
[INFO] running `Command { std: "docker" "start" "-a" "227293eb5f5a37ae30ed01a9a93037c73b0964b9317117fa1564316d5bac902a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling maelstrom-test v0.14.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling maelstrom-client v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.83s
[INFO] running `Command { std: "docker" "inspect" "227293eb5f5a37ae30ed01a9a93037c73b0964b9317117fa1564316d5bac902a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227293eb5f5a37ae30ed01a9a93037c73b0964b9317117fa1564316d5bac902a", kill_on_drop: false }`
[INFO] [stdout] 227293eb5f5a37ae30ed01a9a93037c73b0964b9317117fa1564316d5bac902a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d39aafbf21364d5285dc50dccdc4bd2b54536d4853bf56d1dc99c90fa830b0f
[INFO] running `Command { std: "docker" "start" "-a" "5d39aafbf21364d5285dc50dccdc4bd2b54536d4853bf56d1dc99c90fa830b0f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[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] Mar 07 11:25:07.253 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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panic.rs:359:14
[INFO] [stdout] client process:   16: std::rt::lang_start_internal
[INFO] [stdout] client process:              at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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' (26) 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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    6: <bool>::then::<integration_test::ClientFixture, <integration_test::ClientFixture>::new>
[INFO] [stdout]              at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:663:18
[INFO] [stdout]   13: test::run_test_in_process::{closure#0}
[INFO] [stdout]              at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panic/unwind_safe.rs:274:9
[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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panic.rs:359:14
[INFO] [stdout]   18: test::run_test_in_process
[INFO] [stdout]              at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:686:27
[INFO] [stdout]   19: test::run_test::{closure#0}
[INFO] [stdout]              at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:607:43
[INFO] [stdout]   20: test::run_test::{closure#1}
[INFO] [stdout]              at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panic/unwind_safe.rs:274:9
[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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/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/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   30: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]              at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   31: <unknown>
[INFO] [stdout]   32: clone
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f21eb18820a - std[da2fd379f16a7ff7]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f21eb18820a - std[da2fd379f16a7ff7]::backtrace_rs::backtrace::trace_unsynchronized::<std[da2fd379f16a7ff7]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f21eb18820a - std[da2fd379f16a7ff7]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f21eb18820a - <<std[da2fd379f16a7ff7]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[97f61b5528a4c2b4]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f21eb1a31ba - <core[97f61b5528a4c2b4]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f21eb1a31ba - core[97f61b5528a4c2b4]::fmt::write
[INFO] [stdout]    6:     0x5f21eb18f212 - std[da2fd379f16a7ff7]::io::default_write_fmt::<alloc[ec929a98520ab192]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5f21eb18f212 - <alloc[ec929a98520ab192]::vec::Vec<u8> as std[da2fd379f16a7ff7]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5f21eb16213f - <std[da2fd379f16a7ff7]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f21eb16213f - std[da2fd379f16a7ff7]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5f21eb17e409 - std[da2fd379f16a7ff7]::panicking::default_hook
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5f21e9ba509c - <alloc[ec929a98520ab192]::boxed::Box<dyn for<'a, 'b> core[97f61b5528a4c2b4]::ops::function::Fn<(&'a std[da2fd379f16a7ff7]::panic::PanicHookInfo<'b>,), Output = ()> + core[97f61b5528a4c2b4]::marker::Send + core[97f61b5528a4c2b4]::marker::Sync> as core[97f61b5528a4c2b4]::ops::function::Fn<(&std[da2fd379f16a7ff7]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5f21e9ba509c - test[d0b63a2f043bab5e]::test_main_with_exit_callback::<test[d0b63a2f043bab5e]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5f21eb17e682 - <alloc[ec929a98520ab192]::boxed::Box<dyn for<'a, 'b> core[97f61b5528a4c2b4]::ops::function::Fn<(&'a std[da2fd379f16a7ff7]::panic::PanicHookInfo<'b>,), Output = ()> + core[97f61b5528a4c2b4]::marker::Send + core[97f61b5528a4c2b4]::marker::Sync> as core[97f61b5528a4c2b4]::ops::function::Fn<(&std[da2fd379f16a7ff7]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x5f21eb17e682 - std[da2fd379f16a7ff7]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5f21eb1621f8 - std[da2fd379f16a7ff7]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5f21eb1591f9 - std[da2fd379f16a7ff7]::sys::backtrace::__rust_end_short_backtrace::<std[da2fd379f16a7ff7]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5f21eb16340d - __rustc[9f3cd9eabd71303e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5f21eb1a3b1c - core[97f61b5528a4c2b4]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5f21eb1a3892 - core[97f61b5528a4c2b4]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5f21e9b5aa0f - <core[97f61b5528a4c2b4]::result::Result<maelstrom_client[9fc980e4a4bfe508]::Client, anyhow[cf59c43de3252adc]::Error>>::unwrap
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5f21e9b5aa0f - <integration_test[5050351dd14fbca6]::ClientFixture>::new
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:74:10
[INFO] [stdout]   22:     0x5f21e9b897c1 - <<integration_test[5050351dd14fbca6]::ClientFixture>::new as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5f21e9b726e2 - <bool>::then::<integration_test[5050351dd14fbca6]::ClientFixture, <integration_test[5050351dd14fbca6]::ClientFixture>::new>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/bool.rs:66:24
[INFO] [stdout]   24:     0x5f21e9b5cce1 - <integration_test[5050351dd14fbca6]::Fixture>::new
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:163:18
[INFO] [stdout]   25:     0x5f21e9b58d66 - integration_test[5050351dd14fbca6]::single_test
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:334:19
[INFO] [stdout]   26:     0x5f21e9b55517 - integration_test[5050351dd14fbca6]::single_test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:333:17
[INFO] [stdout]   27:     0x5f21e9b88d76 - <integration_test[5050351dd14fbca6]::single_test::{closure#0} as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x5f21e9b9917b - <fn() -> core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String> as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5f21e9b9917b - test[d0b63a2f043bab5e]::__rust_begin_short_backtrace::<core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>, fn() -> core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:663:18
[INFO] [stdout]   30:     0x5f21e9ba5b6b - test[d0b63a2f043bab5e]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:686:74
[INFO] [stdout]   31:     0x5f21e9ba5b6b - <core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<test[d0b63a2f043bab5e]::run_test_in_process::{closure#0}> as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   32:     0x5f21e9ba5b6b - std[da2fd379f16a7ff7]::panicking::catch_unwind::do_call::<core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<test[d0b63a2f043bab5e]::run_test_in_process::{closure#0}>, core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5f21e9ba5b6b - std[da2fd379f16a7ff7]::panicking::catch_unwind::<core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>, core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<test[d0b63a2f043bab5e]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5f21e9ba5b6b - std[da2fd379f16a7ff7]::panic::catch_unwind::<core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<test[d0b63a2f043bab5e]::run_test_in_process::{closure#0}>, core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5f21e9ba5b6b - test[d0b63a2f043bab5e]::run_test_in_process
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:686:27
[INFO] [stdout]   36:     0x5f21e9ba5b6b - test[d0b63a2f043bab5e]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:607:43
[INFO] [stdout]   37:     0x5f21e9ba1284 - test[d0b63a2f043bab5e]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:637:41
[INFO] [stdout]   38:     0x5f21e9ba1284 - std[da2fd379f16a7ff7]::sys::backtrace::__rust_begin_short_backtrace::<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x5f21e9ba8772 - std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked::<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   40:     0x5f21e9ba8772 - <core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   41:     0x5f21e9ba8772 - std[da2fd379f16a7ff7]::panicking::catch_unwind::do_call::<core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x5f21e9ba8772 - std[da2fd379f16a7ff7]::panicking::catch_unwind::<(), core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x5f21e9ba8772 - std[da2fd379f16a7ff7]::panic::catch_unwind::<core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x5f21e9ba8772 - std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked::<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   45:     0x5f21e9ba8772 - <std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1} as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x5f21eb1872bf - <alloc[ec929a98520ab192]::boxed::Box<dyn core[97f61b5528a4c2b4]::ops::function::FnOnce<(), Output = ()> + core[97f61b5528a4c2b4]::marker::Send> as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   47:     0x5f21eb1872bf - <std[da2fd379f16a7ff7]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x7dff4d13baa4 - <unknown>
[INFO] [stdout]   49:     0x7dff4d1c8a64 - 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 0.27s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test integration_test`
[INFO] running `Command { std: "docker" "inspect" "5d39aafbf21364d5285dc50dccdc4bd2b54536d4853bf56d1dc99c90fa830b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d39aafbf21364d5285dc50dccdc4bd2b54536d4853bf56d1dc99c90fa830b0f", kill_on_drop: false }`
[INFO] [stdout] 5d39aafbf21364d5285dc50dccdc4bd2b54536d4853bf56d1dc99c90fa830b0f