[INFO] fetching crate maelstrom-client 0.8.0...
[INFO] testing maelstrom-client-0.8.0 against master#1ddedbaa5919b7b3e70d984660e21e844c615c97 for pr-128400
[INFO] extracting crate maelstrom-client 0.8.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate maelstrom-client 0.8.0 on toolchain 1ddedbaa5919b7b3e70d984660e21e844c615c97
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "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-4-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" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prost v0.12.4
[INFO] [stderr]   Downloaded zerocopy-derive v0.7.32
[INFO] [stderr]   Downloaded maelstrom-worker-child v0.8.0
[INFO] [stderr]   Downloaded prost-derive v0.12.4
[INFO] [stderr]   Downloaded protoc-bin-vendored v3.0.0
[INFO] [stderr]   Downloaded event-listener-strategy v0.5.1
[INFO] [stderr]   Downloaded num_enum_derive v0.7.2
[INFO] [stderr]   Downloaded atomicbox v0.4.0
[INFO] [stderr]   Downloaded bracoxide v0.1.3
[INFO] [stderr]   Downloaded prost-build v0.12.4
[INFO] [stderr]   Downloaded prettyplease v0.2.19
[INFO] [stderr]   Downloaded prost-types v0.12.4
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[INFO] [stderr]   Downloaded async-compression v0.4.8
[INFO] [stderr]   Downloaded netlink-packet-route v0.17.1
[INFO] [stderr]   Downloaded portable-atomic v1.6.0
[INFO] [stderr]   Downloaded zerocopy v0.7.32
[INFO] [stderr]   Downloaded goblin v0.8.0
[INFO] [stderr]   Downloaded petgraph v0.6.4
[INFO] [stderr]   Downloaded hyper v0.14.28
[INFO] [stderr]   Downloaded maelstrom-fuse v0.8.0
[INFO] [stderr]   Downloaded tokio-tar v0.3.1
[INFO] [stderr]   Downloaded indicatif v0.17.8
[INFO] [stderr]   Downloaded oci-spec v0.6.5
[INFO] [stderr]   Downloaded versions v6.2.0
[INFO] [stderr]   Downloaded page_size v0.6.0
[INFO] [stderr]   Downloaded netlink-packet-core v0.7.0
[INFO] [stderr]   Downloaded maelstrom-client-process v0.8.0
[INFO] [stderr]   Downloaded vt100 v0.15.2
[INFO] [stderr]   Downloaded getset v0.1.2
[INFO] [stderr]   Downloaded maelstrom-container v0.8.0
[INFO] [stderr]   Downloaded event-listener v5.3.0
[INFO] [stderr]   Downloaded event-listener v4.0.3
[INFO] [stderr]   Downloaded async-lock v3.3.0
[INFO] [stderr]   Downloaded enumset v1.1.3
[INFO] [stderr]   Downloaded maelstrom-base v0.8.0
[INFO] [stderr]   Downloaded maelstrom-linux v0.8.0
[INFO] [stderr]   Downloaded maelstrom-util v0.8.0
[INFO] [stderr]   Downloaded num_enum v0.7.2
[INFO] [stderr]   Downloaded slog v2.7.0
[INFO] [stderr]   Downloaded slog-term v2.9.1
[INFO] [stderr]   Downloaded async-trait v0.1.80
[INFO] [stderr]   Downloaded tonic v0.11.0
[INFO] [stderr]   Downloaded tonic-build v0.11.0
[INFO] [stderr]   Downloaded maelstrom-layer-fs v0.8.0
[INFO] [stderr]   Downloaded maelstrom-macro v0.8.0
[INFO] [stderr]   Downloaded vte v0.11.1
[INFO] [stderr]   Downloaded async-channel v2.2.1
[INFO] [stderr]   Downloaded async-task v4.7.0
[INFO] [stderr]   Downloaded piper v0.2.1
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[INFO] [stderr]   Downloaded enumset_derive v0.8.1
[INFO] [stderr]   Downloaded nonempty v0.8.1
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[INFO] [stderr]   Downloaded cc v1.0.95
[INFO] [stderr]   Downloaded tuple v0.5.2
[INFO] [stderr]   Downloaded maelstrom-client-base v0.8.0
[INFO] [stderr]   Downloaded event-listener-strategy v0.4.0
[INFO] [stderr]   Downloaded fs-err v2.11.0
[INFO] [stderr]   Downloaded concurrent-queue v2.4.0
[INFO] [stderr]   Downloaded blocking v1.5.1
[INFO] [stderr]   Downloaded async-walkdir v1.0.0
[INFO] [stderr]   Downloaded bytesize-serde v0.2.1
[INFO] [stderr]   Downloaded scroll_derive v0.12.0
[INFO] [stderr]   Downloaded scroll v0.12.0
[INFO] [stderr]   Downloaded lddtree v0.3.4
[INFO] [stderr]   Downloaded netlink-packet-utils v0.5.2
[INFO] [stderr]   Downloaded vte_generate_state_changes v0.1.1
[INFO] [stderr]   Downloaded lru v0.12.3
[INFO] [stderr]   Downloaded protoc-bin-vendored-win32 v3.0.0
[INFO] [stderr]   Downloaded anyhow_trace v0.1.3
[INFO] [stderr]   Downloaded maelstrom-test v0.8.0
[INFO] [stderr]   Downloaded rustversion v1.0.15
[INFO] [stderr]   Downloaded protoc-bin-vendored-linux-x86_32 v3.0.0
[INFO] [stderr]   Downloaded protoc-bin-vendored-linux-x86_64 v3.0.0
[INFO] [stderr]   Downloaded protoc-bin-vendored-linux-aarch_64 v3.0.0
[INFO] [stderr]   Downloaded protoc-bin-vendored-linux-ppcle_64 v3.0.0
[INFO] [stderr]   Downloaded protoc-bin-vendored-macos-x86_64 v3.0.0
[INFO] [stderr]   Downloaded maelstrom-worker v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 481682528c8f868beab824f5e0d3524fa18fc56e889b68a6e3bab9ddefc80ba9
[INFO] running `Command { std: "docker" "start" "-a" "481682528c8f868beab824f5e0d3524fa18fc56e889b68a6e3bab9ddefc80ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "481682528c8f868beab824f5e0d3524fa18fc56e889b68a6e3bab9ddefc80ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "481682528c8f868beab824f5e0d3524fa18fc56e889b68a6e3bab9ddefc80ba9", kill_on_drop: false }`
[INFO] [stdout] 481682528c8f868beab824f5e0d3524fa18fc56e889b68a6e3bab9ddefc80ba9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec672b76f326b4c7f47442a933deefe1de85741cf8c40a817c1f26149edddc97
[INFO] running `Command { std: "docker" "start" "-a" "ec672b76f326b4c7f47442a933deefe1de85741cf8c40a817c1f26149edddc97", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
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[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling tower v0.4.13
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[INFO] [stderr]    Compiling maelstrom-util v0.8.0
[INFO] [stderr]    Compiling hyper v0.14.28
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[INFO] [stderr]    Compiling hyper-tls v0.5.0
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[INFO] [stderr]    Compiling maelstrom-container v0.8.0
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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" "ec672b76f326b4c7f47442a933deefe1de85741cf8c40a817c1f26149edddc97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec672b76f326b4c7f47442a933deefe1de85741cf8c40a817c1f26149edddc97", kill_on_drop: false }`
[INFO] [stdout] ec672b76f326b4c7f47442a933deefe1de85741cf8c40a817c1f26149edddc97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c87d275a69e2ca2b27f649ad8b4b6a623660a2c4d337b9364963fd781f7c18c7
[INFO] running `Command { std: "docker" "start" "-a" "c87d275a69e2ca2b27f649ad8b4b6a623660a2c4d337b9364963fd781f7c18c7", 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 5.23s
[INFO] running `Command { std: "docker" "inspect" "c87d275a69e2ca2b27f649ad8b4b6a623660a2c4d337b9364963fd781f7c18c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c87d275a69e2ca2b27f649ad8b4b6a623660a2c4d337b9364963fd781f7c18c7", kill_on_drop: false }`
[INFO] [stdout] c87d275a69e2ca2b27f649ad8b4b6a623660a2c4d337b9364963fd781f7c18c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4e43c430b317725d34338e02d28ec637be440bd3f216833d74ae10d32016504
[INFO] running `Command { std: "docker" "start" "-a" "c4e43c430b317725d34338e02d28ec637be440bd3f216833d74ae10d32016504", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[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] [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/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5
[INFO] [stdout] client bg-process:    5: std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout] client bg-process:              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout] client bg-process:    6: std::rt::lang_start::{{closure}}
[INFO] [stdout] client bg-process:              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/rt.rs:164:18
[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/1ddedbaa5919b7b3e70d984660e21e844c615c97/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/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:554:40
[INFO] [stdout] client bg-process:    9: std::panicking::try
[INFO] [stdout] client bg-process:              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:518:19
[INFO] [stdout] client bg-process:   10: std::panic::catch_unwind
[INFO] [stdout] client bg-process:              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panic.rs:345:14
[INFO] [stdout] client bg-process:   11: std::rt::lang_start_internal::{{closure}}
[INFO] [stdout] client bg-process:              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/rt.rs:143:48
[INFO] [stdout] client bg-process:   12: std::panicking::try::do_call
[INFO] [stdout] client bg-process:              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:554:40
[INFO] [stdout] client bg-process:   13: std::panicking::try
[INFO] [stdout] client bg-process:              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:518:19
[INFO] [stdout] client bg-process:   14: std::panic::catch_unwind
[INFO] [stdout] client bg-process:              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panic.rs:345:14
[INFO] [stdout] client bg-process:   15: std::rt::lang_start_internal
[INFO] [stdout] client bg-process:              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/rt.rs:143:20
[INFO] [stdout] client bg-process:   16: std::rt::lang_start
[INFO] [stdout] client bg-process:              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/rt.rs:163:17
[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/1ddedbaa5919b7b3e70d984660e21e844c615c97/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/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   11: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   12: test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:620:18
[INFO] [stdout]   13: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:643:60
[INFO] [stdout]   14: <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   15: std::panicking::try::do_call
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:554:40
[INFO] [stdout]   16: std::panicking::try
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:518:19
[INFO] [stdout]   17: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panic.rs:345:14
[INFO] [stdout]   18: test::run_test_in_process
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:643:27
[INFO] [stdout]   19: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:564:43
[INFO] [stdout]   20: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:594:41
[INFO] [stdout]   21: std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   22: std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/thread/mod.rs:524:17
[INFO] [stdout]   23: <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   24: std::panicking::try::do_call
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:554:40
[INFO] [stdout]   25: std::panicking::try
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:518:19
[INFO] [stdout]   26: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panic.rs:345:14
[INFO] [stdout]   27: std::thread::Builder::spawn_unchecked_::{{closure}}
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/thread/mod.rs:523:30
[INFO] [stdout]   28: core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/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/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2148:9
[INFO] [stdout]   30: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2148:9
[INFO] [stdout]   31: std::sys::pal::unix::thread::Thread::new::thread_start
[INFO] [stdout]              at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   32: <unknown>
[INFO] [stdout]   33: clone
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55d3bb596895 - std::backtrace_rs::backtrace::libunwind::trace::hdfc9607bf31dbc86
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x55d3bb596895 - std::backtrace_rs::backtrace::trace_unsynchronized::h835e0ca3083fcb54
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55d3bb596895 - std::sys::backtrace::_print_fmt::hf81d1bed8dde1f05
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x55d3bb596895 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h0e21387e4dc195e8
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x55d3bb5c683b - core::fmt::rt::Argument::fmt::hf0a2360aea19729b
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x55d3bb5c683b - core::fmt::write::h76a391ed15942408
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/fmt/mod.rs:1178:21
[INFO] [stdout]    6:     0x55d3bb59235f - std::io::Write::write_fmt::h3a6701c05eae4e21
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/io/mod.rs:1823:15
[INFO] [stdout]    7:     0x55d3bb5980b1 - std::sys::backtrace::BacktraceLock::print::hfbac027926ddf935
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x55d3bb5980b1 - std::panicking::default_hook::{{closure}}::h901010a60b64ccc3
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:266:22
[INFO] [stdout]    9:     0x55d3bb597c58 - std::panicking::default_hook::had7425277af071c7
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:290:9
[INFO] [stdout]   10:     0x55d3ba151eea - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0e74b18ddebb72fa
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2162:9
[INFO] [stdout]   11:     0x55d3ba151eea - test::test_main::{{closure}}::he27b357a2172d646
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:132:21
[INFO] [stdout]   12:     0x55d3bb5989bf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha2e26086c015e62d
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2162:9
[INFO] [stdout]   13:     0x55d3bb5989bf - std::panicking::rust_panic_with_hook::hac0e92610e1e4d1b
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:805:13
[INFO] [stdout]   14:     0x55d3bb5985e7 - std::panicking::begin_panic_handler::{{closure}}::h1fb6563ca25c0091
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:671:13
[INFO] [stdout]   15:     0x55d3bb596d59 - std::sys::backtrace::__rust_end_short_backtrace::he90d714ee124ec57
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x55d3bb598274 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:662:5
[INFO] [stdout]   17:     0x55d3bb5c39a3 - core::panicking::panic_fmt::h2c076b2ed9eeb82c
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x55d3bb5c3f56 - core::result::unwrap_failed::h0be6dd1a77884bef
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/result.rs:1679:5
[INFO] [stdout]   19:     0x55d3ba0d5f62 - core::result::Result<T,E>::unwrap::h0a4fe559722476c3
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/result.rs:1102:23
[INFO] [stdout]   20:     0x55d3ba0d5f62 - integration_test::spawn_bg_proc::hf083fb64f982c331
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:30:5
[INFO] [stdout]   21:     0x55d3ba0d6480 - integration_test::ClientFixture::new::h4aa0a9e378a8210d
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:52:23
[INFO] [stdout]   22:     0x55d3ba0d8fc1 - integration_test::Fixture::new::{{closure}}::h3b6b052a73ae19f8
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:163:26
[INFO] [stdout]   23:     0x55d3ba0edb40 - core::bool::<impl bool>::then::h8f73ff4c39205597
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/bool.rs:60:24
[INFO] [stdout]   24:     0x55d3ba0d8f62 - integration_test::Fixture::new::h678e126f34920524
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:162:29
[INFO] [stdout]   25:     0x55d3ba0db9e5 - integration_test::single_test::h5f9ae36b59b78de2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:283:19
[INFO] [stdout]   26:     0x55d3ba0db9b7 - integration_test::single_test::{{closure}}::h554341fef05b85d8
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_test.rs:282:17
[INFO] [stdout]   27:     0x55d3ba0fb1c6 - core::ops::function::FnOnce::call_once::hf064861a87cd5d18
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x55d3ba1569bb - core::ops::function::FnOnce::call_once::hca6bde12b6a630f1
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55d3ba1569bb - test::__rust_begin_short_backtrace::h12810d14a702ebbc
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:620:18
[INFO] [stdout]   30:     0x55d3ba156285 - test::run_test_in_process::{{closure}}::h59541574124f7772
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:643:60
[INFO] [stdout]   31:     0x55d3ba156285 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h21b81f6278222813
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x55d3ba156285 - std::panicking::try::do_call::h95caa0508e76e60a
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:554:40
[INFO] [stdout]   33:     0x55d3ba156285 - std::panicking::try::ha936e1facd3a2c2c
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:518:19
[INFO] [stdout]   34:     0x55d3ba156285 - std::panic::catch_unwind::h5528768c35d92b58
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panic.rs:345:14
[INFO] [stdout]   35:     0x55d3ba156285 - test::run_test_in_process::h90d0fae4cc0656ab
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:643:27
[INFO] [stdout]   36:     0x55d3ba156285 - test::run_test::{{closure}}::hd832ed1086168438
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:564:43
[INFO] [stdout]   37:     0x55d3ba11bb54 - test::run_test::{{closure}}::h9fadb9f2ff3418ff
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:594:41
[INFO] [stdout]   38:     0x55d3ba11bb54 - std::sys::backtrace::__rust_begin_short_backtrace::h83762f6f2409a243
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   39:     0x55d3ba11f322 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h30150ce916fdd544
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/thread/mod.rs:524:17
[INFO] [stdout]   40:     0x55d3ba11f322 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc325bc97006a5368
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x55d3ba11f322 - std::panicking::try::do_call::h3c463856408c67a4
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:554:40
[INFO] [stdout]   42:     0x55d3ba11f322 - std::panicking::try::h692f72559df6d3bf
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:518:19
[INFO] [stdout]   43:     0x55d3ba11f322 - std::panic::catch_unwind::h1dcc0ad4c36d774e
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panic.rs:345:14
[INFO] [stdout]   44:     0x55d3ba11f322 - std::thread::Builder::spawn_unchecked_::{{closure}}::hc95846b45d8ce7ce
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/thread/mod.rs:523:30
[INFO] [stdout]   45:     0x55d3ba11f322 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h802463e6db21440a
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x55d3bb59ebbb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h186f3f12fe64acb3
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2148:9
[INFO] [stdout]   47:     0x55d3bb59ebbb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h58b0e3febdb462cc
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2148:9
[INFO] [stdout]   48:     0x55d3bb59ebbb - std::sys::pal::unix::thread::Thread::new::thread_start::h146ca4d6d16f256f
[INFO] [stdout]                                at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   49:     0x7f65f914dac3 - <unknown>
[INFO] [stdout]   50:     0x7f65f91dea04 - clone
[INFO] [stdout]   51:                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 0.21s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test integration_test`
[INFO] running `Command { std: "docker" "inspect" "c4e43c430b317725d34338e02d28ec637be440bd3f216833d74ae10d32016504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4e43c430b317725d34338e02d28ec637be440bd3f216833d74ae10d32016504", kill_on_drop: false }`
[INFO] [stdout] c4e43c430b317725d34338e02d28ec637be440bd3f216833d74ae10d32016504