[INFO] fetching crate build-parallel 0.1.1...
[INFO] testing build-parallel-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate build-parallel 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate build-parallel 0.1.1 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 build-parallel 0.1.1
[INFO] finished tweaking crates.io crate build-parallel 0.1.1
[INFO] tweaked toml for crates.io crate build-parallel 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 0bcf0952bf73d46adc352bbeec2fc549e66249fcda0e0c5ccb9e978d33cbd1ca
[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" "0bcf0952bf73d46adc352bbeec2fc549e66249fcda0e0c5ccb9e978d33cbd1ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bcf0952bf73d46adc352bbeec2fc549e66249fcda0e0c5ccb9e978d33cbd1ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bcf0952bf73d46adc352bbeec2fc549e66249fcda0e0c5ccb9e978d33cbd1ca", kill_on_drop: false }`
[INFO] [stdout] 0bcf0952bf73d46adc352bbeec2fc549e66249fcda0e0c5ccb9e978d33cbd1ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] a17225dd9c7285c89782d9a509e2a4907debfaf1fec7d1982ea6e5dbdf00e618
[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" "a17225dd9c7285c89782d9a509e2a4907debfaf1fec7d1982ea6e5dbdf00e618", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling build-parallel v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "a17225dd9c7285c89782d9a509e2a4907debfaf1fec7d1982ea6e5dbdf00e618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a17225dd9c7285c89782d9a509e2a4907debfaf1fec7d1982ea6e5dbdf00e618", kill_on_drop: false }`
[INFO] [stdout] a17225dd9c7285c89782d9a509e2a4907debfaf1fec7d1982ea6e5dbdf00e618
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18939fab47fc6ac0f670e1ac5b2c2afbfff57986af7f4f03b5f2551b9c2ad796
[INFO] running `Command { std: "docker" "start" "-a" "18939fab47fc6ac0f670e1ac5b2c2afbfff57986af7f4f03b5f2551b9c2ad796", kill_on_drop: false }`
[INFO] [stderr]    Compiling build-parallel v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "18939fab47fc6ac0f670e1ac5b2c2afbfff57986af7f4f03b5f2551b9c2ad796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18939fab47fc6ac0f670e1ac5b2c2afbfff57986af7f4f03b5f2551b9c2ad796", kill_on_drop: false }`
[INFO] [stdout] 18939fab47fc6ac0f670e1ac5b2c2afbfff57986af7f4f03b5f2551b9c2ad796
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 1f547f06678e5268dbdc52264df0e249881767ec8af469a222301dd899a74233
[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" "1f547f06678e5268dbdc52264df0e249881767ec8af469a222301dd899a74233", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/build_parallel-0b6b62ef5b61b6c8
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_build_error ... ok
[INFO] [stdout] test test_build_panic ... ok
[INFO] [stderr]    Doc-tests build-parallel
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[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" "1f547f06678e5268dbdc52264df0e249881767ec8af469a222301dd899a74233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f547f06678e5268dbdc52264df0e249881767ec8af469a222301dd899a74233", kill_on_drop: false }`
[INFO] [stdout] 1f547f06678e5268dbdc52264df0e249881767ec8af469a222301dd899a74233