[INFO] fetching crate mct 0.0.1...
[INFO] testing mct-0.0.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate mct 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mct 0.0.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mct 0.0.1
[INFO] finished tweaking crates.io crate mct 0.0.1
[INFO] tweaked toml for crates.io crate mct 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 802e0f3047e7d9f45ffd0999c8b2f866bf205364a2041a2e165a29b90a40579a
[INFO] running `Command { std: "docker" "start" "-a" "802e0f3047e7d9f45ffd0999c8b2f866bf205364a2041a2e165a29b90a40579a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "802e0f3047e7d9f45ffd0999c8b2f866bf205364a2041a2e165a29b90a40579a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "802e0f3047e7d9f45ffd0999c8b2f866bf205364a2041a2e165a29b90a40579a", kill_on_drop: false }`
[INFO] [stdout] 802e0f3047e7d9f45ffd0999c8b2f866bf205364a2041a2e165a29b90a40579a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 87d1d584fc049fb053d5298edd1738f0c9b047d921f8c2b556516c70240ace9d
[INFO] running `Command { std: "docker" "start" "-a" "87d1d584fc049fb053d5298edd1738f0c9b047d921f8c2b556516c70240ace9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mct v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "87d1d584fc049fb053d5298edd1738f0c9b047d921f8c2b556516c70240ace9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87d1d584fc049fb053d5298edd1738f0c9b047d921f8c2b556516c70240ace9d", kill_on_drop: false }`
[INFO] [stdout] 87d1d584fc049fb053d5298edd1738f0c9b047d921f8c2b556516c70240ace9d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 6c5261c630b03994c7ed2b30a7894cb31cf124363fb5a0cde83fb0ab7070c3bd
[INFO] running `Command { std: "docker" "start" "-a" "6c5261c630b03994c7ed2b30a7894cb31cf124363fb5a0cde83fb0ab7070c3bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mct v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "6c5261c630b03994c7ed2b30a7894cb31cf124363fb5a0cde83fb0ab7070c3bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c5261c630b03994c7ed2b30a7894cb31cf124363fb5a0cde83fb0ab7070c3bd", kill_on_drop: false }`
[INFO] [stdout] 6c5261c630b03994c7ed2b30a7894cb31cf124363fb5a0cde83fb0ab7070c3bd
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 4a3713b786e518face9bc6170da7d2ff0d0a06b6d754fba95cb3d1637b77f5e5
[INFO] running `Command { std: "docker" "start" "-a" "4a3713b786e518face9bc6170da7d2ff0d0a06b6d754fba95cb3d1637b77f5e5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mct-68762c8941338fbc)
[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" "4a3713b786e518face9bc6170da7d2ff0d0a06b6d754fba95cb3d1637b77f5e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a3713b786e518face9bc6170da7d2ff0d0a06b6d754fba95cb3d1637b77f5e5", kill_on_drop: false }`
[INFO] [stdout] 4a3713b786e518face9bc6170da7d2ff0d0a06b6d754fba95cb3d1637b77f5e5