[INFO] fetching crate netutils 0.1.1...
[INFO] testing netutils-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate netutils 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate netutils 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netutils 0.1.1
[INFO] finished tweaking crates.io crate netutils 0.1.1
[INFO] tweaked toml for crates.io crate netutils 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 808cb5a218f57aa9b473d26530d46a5471dd79f893ab9fe0f5f664d1a1924db1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "808cb5a218f57aa9b473d26530d46a5471dd79f893ab9fe0f5f664d1a1924db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "808cb5a218f57aa9b473d26530d46a5471dd79f893ab9fe0f5f664d1a1924db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "808cb5a218f57aa9b473d26530d46a5471dd79f893ab9fe0f5f664d1a1924db1", kill_on_drop: false }`
[INFO] [stdout] 808cb5a218f57aa9b473d26530d46a5471dd79f893ab9fe0f5f664d1a1924db1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85d2139ddb0b7154dbc61e689363f79171ac40bc26713d8d47e2b6819c12ec63
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "85d2139ddb0b7154dbc61e689363f79171ac40bc26713d8d47e2b6819c12ec63", kill_on_drop: false }`
[INFO] [stderr]    Compiling netutils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "85d2139ddb0b7154dbc61e689363f79171ac40bc26713d8d47e2b6819c12ec63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85d2139ddb0b7154dbc61e689363f79171ac40bc26713d8d47e2b6819c12ec63", kill_on_drop: false }`
[INFO] [stdout] 85d2139ddb0b7154dbc61e689363f79171ac40bc26713d8d47e2b6819c12ec63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6dc6ec6265ffa7ea77d85d76ce0b78dc433f06f51901f06463cc7b6909ee589f
[INFO] running `Command { std: "docker" "start" "-a" "6dc6ec6265ffa7ea77d85d76ce0b78dc433f06f51901f06463cc7b6909ee589f", kill_on_drop: false }`
[INFO] [stderr]    Compiling netutils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "6dc6ec6265ffa7ea77d85d76ce0b78dc433f06f51901f06463cc7b6909ee589f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc6ec6265ffa7ea77d85d76ce0b78dc433f06f51901f06463cc7b6909ee589f", kill_on_drop: false }`
[INFO] [stdout] 6dc6ec6265ffa7ea77d85d76ce0b78dc433f06f51901f06463cc7b6909ee589f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] afafce12e9bb24489f0caedfd436f1926297601efb47252a781d9153579fb42c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "afafce12e9bb24489f0caedfd436f1926297601efb47252a781d9153579fb42c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/netutils-fec0d73c9affb749)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test udp::tests::test_udp_free_port ... ok
[INFO] [stdout] test tcp::tests::test_tcp_free_port ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests netutils
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/tcp.rs - tcp::free_port (line 6) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::free_port (line 6) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "afafce12e9bb24489f0caedfd436f1926297601efb47252a781d9153579fb42c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afafce12e9bb24489f0caedfd436f1926297601efb47252a781d9153579fb42c", kill_on_drop: false }`
[INFO] [stdout] afafce12e9bb24489f0caedfd436f1926297601efb47252a781d9153579fb42c