[INFO] fetching crate ethcore-util 0.1.0...
[INFO] testing ethcore-util-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ethcore-util 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ethcore-util 0.1.0 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 ethcore-util 0.1.0
[INFO] finished tweaking crates.io crate ethcore-util 0.1.0
[INFO] tweaked toml for crates.io crate ethcore-util 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e2bd5f44e0e3cfb5a3907a7677822df45096ca2a1f75799340a6caef99f6d88b
[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" "e2bd5f44e0e3cfb5a3907a7677822df45096ca2a1f75799340a6caef99f6d88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2bd5f44e0e3cfb5a3907a7677822df45096ca2a1f75799340a6caef99f6d88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2bd5f44e0e3cfb5a3907a7677822df45096ca2a1f75799340a6caef99f6d88b", kill_on_drop: false }`
[INFO] [stdout] e2bd5f44e0e3cfb5a3907a7677822df45096ca2a1f75799340a6caef99f6d88b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 029fb8f4f9ae9bdf7a72015dbd6f7e2ec9b16ebf29b5390dc3249e1a8d04530e
[INFO] running `Command { std: "docker" "start" "-a" "029fb8f4f9ae9bdf7a72015dbd6f7e2ec9b16ebf29b5390dc3249e1a8d04530e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ethcore-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "029fb8f4f9ae9bdf7a72015dbd6f7e2ec9b16ebf29b5390dc3249e1a8d04530e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "029fb8f4f9ae9bdf7a72015dbd6f7e2ec9b16ebf29b5390dc3249e1a8d04530e", kill_on_drop: false }`
[INFO] [stdout] 029fb8f4f9ae9bdf7a72015dbd6f7e2ec9b16ebf29b5390dc3249e1a8d04530e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] ace34221e32d5575e1b5206f39ccfa8b438bf390b056981ec65a30a43e0879a4
[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" "ace34221e32d5575e1b5206f39ccfa8b438bf390b056981ec65a30a43e0879a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling ethcore-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "ace34221e32d5575e1b5206f39ccfa8b438bf390b056981ec65a30a43e0879a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace34221e32d5575e1b5206f39ccfa8b438bf390b056981ec65a30a43e0879a4", kill_on_drop: false }`
[INFO] [stdout] ace34221e32d5575e1b5206f39ccfa8b438bf390b056981ec65a30a43e0879a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] f04ebcabe5e399c7ac852910f432d4fe42413e31357efd6e0e68746ec16e4881
[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" "f04ebcabe5e399c7ac852910f432d4fe42413e31357efd6e0e68746ec16e4881", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ethcore_util-52e58e7828fbfb6a
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests ethcore-util
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f04ebcabe5e399c7ac852910f432d4fe42413e31357efd6e0e68746ec16e4881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04ebcabe5e399c7ac852910f432d4fe42413e31357efd6e0e68746ec16e4881", kill_on_drop: false }`
[INFO] [stdout] f04ebcabe5e399c7ac852910f432d4fe42413e31357efd6e0e68746ec16e4881