[INFO] fetching crate uu_dirname 0.0.1...
[INFO] testing uu_dirname-0.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate uu_dirname 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate uu_dirname 0.0.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_dirname 0.0.1
[INFO] finished tweaking crates.io crate uu_dirname 0.0.1
[INFO] tweaked toml for crates.io crate uu_dirname 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate uu_dirname 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] d62f0658f95a11affe80ec4447868a9ca2ade95d0f8fcb4bf7f2f35f76352573
[INFO] running `Command { std: "docker" "start" "-a" "d62f0658f95a11affe80ec4447868a9ca2ade95d0f8fcb4bf7f2f35f76352573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d62f0658f95a11affe80ec4447868a9ca2ade95d0f8fcb4bf7f2f35f76352573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d62f0658f95a11affe80ec4447868a9ca2ade95d0f8fcb4bf7f2f35f76352573", kill_on_drop: false }`
[INFO] [stdout] d62f0658f95a11affe80ec4447868a9ca2ade95d0f8fcb4bf7f2f35f76352573
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--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] 71c05f76544f1ed819640942a36a5bce824aba692061ede718af61860524269a
[INFO] running `Command { std: "docker" "start" "-a" "71c05f76544f1ed819640942a36a5bce824aba692061ede718af61860524269a", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_dirname v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "71c05f76544f1ed819640942a36a5bce824aba692061ede718af61860524269a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71c05f76544f1ed819640942a36a5bce824aba692061ede718af61860524269a", kill_on_drop: false }`
[INFO] [stdout] 71c05f76544f1ed819640942a36a5bce824aba692061ede718af61860524269a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b91a851509a5da11d91f6c4d5439a8d842a66a76f1d81dca0f7b2587763e925e
[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" "b91a851509a5da11d91f6c4d5439a8d842a66a76f1d81dca0f7b2587763e925e", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_dirname v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "b91a851509a5da11d91f6c4d5439a8d842a66a76f1d81dca0f7b2587763e925e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b91a851509a5da11d91f6c4d5439a8d842a66a76f1d81dca0f7b2587763e925e", kill_on_drop: false }`
[INFO] [stdout] b91a851509a5da11d91f6c4d5439a8d842a66a76f1d81dca0f7b2587763e925e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ec9d22a5397e14c1404ccf582b9173fb3d1e2e4a8f5426b9aa7afd6c0d94fe9
[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" "1ec9d22a5397e14c1404ccf582b9173fb3d1e2e4a8f5426b9aa7afd6c0d94fe9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/uu_dirname-4ccd575c3587c355
[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 /opt/rustwide/target/debug/deps/dirname-74781b65dc850b87
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uu_dirname
[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] [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] running `Command { std: "docker" "inspect" "1ec9d22a5397e14c1404ccf582b9173fb3d1e2e4a8f5426b9aa7afd6c0d94fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec9d22a5397e14c1404ccf582b9173fb3d1e2e4a8f5426b9aa7afd6c0d94fe9", kill_on_drop: false }`
[INFO] [stdout] 1ec9d22a5397e14c1404ccf582b9173fb3d1e2e4a8f5426b9aa7afd6c0d94fe9