[INFO] cloning repository https://github.com/tubberd/rknock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tubberd/rknock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftubberd%2Frknock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftubberd%2Frknock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 501130a8c423c1367fa6e6459f3deeba3a6a93e7
[INFO] testing tubberd/rknock against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftubberd%2Frknock" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tubberd/rknock on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tubberd/rknock
[INFO] finished tweaking git repo https://github.com/tubberd/rknock
[INFO] tweaked toml for git repo https://github.com/tubberd/rknock written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tubberd/rknock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.license_file
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "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] 3f786e91ebf85e864781ecd89da6a0f9470fc1a4e9fc74bbcc5310dc3803d918
[INFO] running `Command { std: "docker" "start" "-a" "3f786e91ebf85e864781ecd89da6a0f9470fc1a4e9fc74bbcc5310dc3803d918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f786e91ebf85e864781ecd89da6a0f9470fc1a4e9fc74bbcc5310dc3803d918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f786e91ebf85e864781ecd89da6a0f9470fc1a4e9fc74bbcc5310dc3803d918", kill_on_drop: false }`
[INFO] [stdout] 3f786e91ebf85e864781ecd89da6a0f9470fc1a4e9fc74bbcc5310dc3803d918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "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] 8ca2a8b5c325b32f16dc29286bcc023ee70d717b8a139386ce56a86b40fb5446
[INFO] running `Command { std: "docker" "start" "-a" "8ca2a8b5c325b32f16dc29286bcc023ee70d717b8a139386ce56a86b40fb5446", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.license_file
[INFO] [stderr]    Compiling socket2 v0.3.9
[INFO] [stderr]    Compiling dns-lookup v1.0.0
[INFO] [stderr]    Compiling rknock v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "8ca2a8b5c325b32f16dc29286bcc023ee70d717b8a139386ce56a86b40fb5446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca2a8b5c325b32f16dc29286bcc023ee70d717b8a139386ce56a86b40fb5446", kill_on_drop: false }`
[INFO] [stdout] 8ca2a8b5c325b32f16dc29286bcc023ee70d717b8a139386ce56a86b40fb5446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "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] 76322ffe55ac8d0f8c61a778538e05364a9d0fba4108df1cea243a88208ef584
[INFO] running `Command { std: "docker" "start" "-a" "76322ffe55ac8d0f8c61a778538e05364a9d0fba4108df1cea243a88208ef584", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.license_file
[INFO] [stderr]    Compiling rknock v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "76322ffe55ac8d0f8c61a778538e05364a9d0fba4108df1cea243a88208ef584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76322ffe55ac8d0f8c61a778538e05364a9d0fba4108df1cea243a88208ef584", kill_on_drop: false }`
[INFO] [stdout] 76322ffe55ac8d0f8c61a778538e05364a9d0fba4108df1cea243a88208ef584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ec8ee870c8a2a72888d847b0716877df1ad8d3b8561b2b8b65e964931df7bb5
[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" "1ec8ee870c8a2a72888d847b0716877df1ad8d3b8561b2b8b65e964931df7bb5", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.license_file
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rknock-e1580931821945b4)
[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" "1ec8ee870c8a2a72888d847b0716877df1ad8d3b8561b2b8b65e964931df7bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec8ee870c8a2a72888d847b0716877df1ad8d3b8561b2b8b65e964931df7bb5", kill_on_drop: false }`
[INFO] [stdout] 1ec8ee870c8a2a72888d847b0716877df1ad8d3b8561b2b8b65e964931df7bb5