[INFO] fetching crate uu_mknod 0.0.1...
[INFO] testing uu_mknod-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate uu_mknod 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate uu_mknod 0.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_mknod 0.0.1
[INFO] finished tweaking crates.io crate uu_mknod 0.0.1
[INFO] tweaked toml for crates.io crate uu_mknod 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate uu_mknod 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] feed008adbbb6e8e4a7823bb1a40194e17703afdfa32428af78fa189c607683a
[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" "feed008adbbb6e8e4a7823bb1a40194e17703afdfa32428af78fa189c607683a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "feed008adbbb6e8e4a7823bb1a40194e17703afdfa32428af78fa189c607683a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feed008adbbb6e8e4a7823bb1a40194e17703afdfa32428af78fa189c607683a", kill_on_drop: false }`
[INFO] [stdout] feed008adbbb6e8e4a7823bb1a40194e17703afdfa32428af78fa189c607683a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fb0f5dffdef3270ebe1778ac6ff0dda90cfe6d3f23573ba61258ae788fec17f
[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" "7fb0f5dffdef3270ebe1778ac6ff0dda90cfe6d3f23573ba61258ae788fec17f", kill_on_drop: false }`
[INFO] [stderr]    Compiling uucore v0.0.4
[INFO] [stderr]    Compiling uu_mknod v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "7fb0f5dffdef3270ebe1778ac6ff0dda90cfe6d3f23573ba61258ae788fec17f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb0f5dffdef3270ebe1778ac6ff0dda90cfe6d3f23573ba61258ae788fec17f", kill_on_drop: false }`
[INFO] [stdout] 7fb0f5dffdef3270ebe1778ac6ff0dda90cfe6d3f23573ba61258ae788fec17f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf234067f4542f75fc37a277a88f983aae8aeaeb5fcbde73e4326c337bd202b1
[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" "bf234067f4542f75fc37a277a88f983aae8aeaeb5fcbde73e4326c337bd202b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_mknod v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "bf234067f4542f75fc37a277a88f983aae8aeaeb5fcbde73e4326c337bd202b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf234067f4542f75fc37a277a88f983aae8aeaeb5fcbde73e4326c337bd202b1", kill_on_drop: false }`
[INFO] [stdout] bf234067f4542f75fc37a277a88f983aae8aeaeb5fcbde73e4326c337bd202b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e837e78cb51e8e63a4134c6a43294ea468c4f82d97baf62e61d9ce451d6ab4d
[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" "9e837e78cb51e8e63a4134c6a43294ea468c4f82d97baf62e61d9ce451d6ab4d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/uu_mknod-184c0c459a84eb6c
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parsemode::symbolic_modes ... ok
[INFO] [stdout] test parsemode::numeric_modes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mknod-e277d141c73244a3
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uu_mknod
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9e837e78cb51e8e63a4134c6a43294ea468c4f82d97baf62e61d9ce451d6ab4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e837e78cb51e8e63a4134c6a43294ea468c4f82d97baf62e61d9ce451d6ab4d", kill_on_drop: false }`
[INFO] [stdout] 9e837e78cb51e8e63a4134c6a43294ea468c4f82d97baf62e61d9ce451d6ab4d