[INFO] fetching crate nc 0.7.17...
[INFO] testing nc-0.7.17 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate nc 0.7.17 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate nc 0.7.17 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nc 0.7.17
[INFO] finished tweaking crates.io crate nc 0.7.17
[INFO] tweaked toml for crates.io crate nc 0.7.17 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate nc 0.7.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c472926ad351d8605d31a8396913fee1124365a6bec70f6945d95223e6cfa814
[INFO] running `Command { std: "docker" "start" "-a" "c472926ad351d8605d31a8396913fee1124365a6bec70f6945d95223e6cfa814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c472926ad351d8605d31a8396913fee1124365a6bec70f6945d95223e6cfa814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c472926ad351d8605d31a8396913fee1124365a6bec70f6945d95223e6cfa814", kill_on_drop: false }`
[INFO] [stdout] c472926ad351d8605d31a8396913fee1124365a6bec70f6945d95223e6cfa814
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e955989503c16e3d9fb2d1acb164d86a9c8a53a30ede1d932a2f32e4311294bd
[INFO] running `Command { std: "docker" "start" "-a" "e955989503c16e3d9fb2d1acb164d86a9c8a53a30ede1d932a2f32e4311294bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nc v0.7.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "e955989503c16e3d9fb2d1acb164d86a9c8a53a30ede1d932a2f32e4311294bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e955989503c16e3d9fb2d1acb164d86a9c8a53a30ede1d932a2f32e4311294bd", kill_on_drop: false }`
[INFO] [stdout] e955989503c16e3d9fb2d1acb164d86a9c8a53a30ede1d932a2f32e4311294bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f1ddebe25fd06a2c5aa829090c889e58460515470550e83f6a26b9013e15fea
[INFO] running `Command { std: "docker" "start" "-a" "8f1ddebe25fd06a2c5aa829090c889e58460515470550e83f6a26b9013e15fea", kill_on_drop: false }`
[INFO] [stderr]    Compiling nc v0.7.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.31s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/nc-2f3ae8daf6fbdc4b)
[INFO] running `Command { std: "docker" "inspect" "8f1ddebe25fd06a2c5aa829090c889e58460515470550e83f6a26b9013e15fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f1ddebe25fd06a2c5aa829090c889e58460515470550e83f6a26b9013e15fea", kill_on_drop: false }`
[INFO] [stdout] 8f1ddebe25fd06a2c5aa829090c889e58460515470550e83f6a26b9013e15fea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb97523ba0c648135133d834e1eb50bb4dda56ec383fa34bd76bc1a5c99553ed
[INFO] running `Command { std: "docker" "start" "-a" "cb97523ba0c648135133d834e1eb50bb4dda56ec383fa34bd76bc1a5c99553ed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nc-2f3ae8daf6fbdc4b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test util::tests::test_read_syscall_list ... ok
[INFO] [stderr]    Doc-tests nc
[INFO] [stdout] test util::tests::test_syscall_exists ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 224 tests
[INFO] [stdout] test src/platform/linux-x86_64/call.rs - platform::call::alarm (line 110) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/lib.rs - (line 56) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name nc --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps -L native=/opt/rustwide/target/debug/build/nc-94afe7299ba096be/out --extern nc=/opt/rustwide/target/debug/deps/libnc-0b88bfec043000c9.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "cb97523ba0c648135133d834e1eb50bb4dda56ec383fa34bd76bc1a5c99553ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb97523ba0c648135133d834e1eb50bb4dda56ec383fa34bd76bc1a5c99553ed", kill_on_drop: false }`
[INFO] [stdout] cb97523ba0c648135133d834e1eb50bb4dda56ec383fa34bd76bc1a5c99553ed