[INFO] fetching crate cargo-semantic 0.0.0...
[INFO] testing cargo-semantic-0.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate cargo-semantic 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cargo-semantic 0.0.0 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 cargo-semantic 0.0.0
[INFO] finished tweaking crates.io crate cargo-semantic 0.0.0
[INFO] tweaked toml for crates.io crate cargo-semantic 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate cargo-semantic 0.0.0 already has a lockfile, it will not be regenerated
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 60ad514d26faf93267bc9690a18ce9c358501fe8559f836a73973694522b898c
[INFO] running `Command { std: "docker" "start" "-a" "60ad514d26faf93267bc9690a18ce9c358501fe8559f836a73973694522b898c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60ad514d26faf93267bc9690a18ce9c358501fe8559f836a73973694522b898c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60ad514d26faf93267bc9690a18ce9c358501fe8559f836a73973694522b898c", kill_on_drop: false }`
[INFO] [stdout] 60ad514d26faf93267bc9690a18ce9c358501fe8559f836a73973694522b898c
[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] 416434bd2a7653ff2a2be24737524b9c428c4b3f89010c4c2aaac42d34d6d123
[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" "416434bd2a7653ff2a2be24737524b9c428c4b3f89010c4c2aaac42d34d6d123", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-semantic v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "416434bd2a7653ff2a2be24737524b9c428c4b3f89010c4c2aaac42d34d6d123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416434bd2a7653ff2a2be24737524b9c428c4b3f89010c4c2aaac42d34d6d123", kill_on_drop: false }`
[INFO] [stdout] 416434bd2a7653ff2a2be24737524b9c428c4b3f89010c4c2aaac42d34d6d123
[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] [stdout] ef0e9b9ab1084dbc45c46929e442391acee8288a24d8cbdedb3f16b8b87c6266
[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" "ef0e9b9ab1084dbc45c46929e442391acee8288a24d8cbdedb3f16b8b87c6266", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-semantic v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "ef0e9b9ab1084dbc45c46929e442391acee8288a24d8cbdedb3f16b8b87c6266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0e9b9ab1084dbc45c46929e442391acee8288a24d8cbdedb3f16b8b87c6266", kill_on_drop: false }`
[INFO] [stdout] ef0e9b9ab1084dbc45c46929e442391acee8288a24d8cbdedb3f16b8b87c6266
[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] ff8b82ffa47c593c35feaabf2f58dea6228932c7cae5d71d9f50115dbcf78a48
[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" "ff8b82ffa47c593c35feaabf2f58dea6228932c7cae5d71d9f50115dbcf78a48", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_semantic-b3332d10e182e0b6
[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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ff8b82ffa47c593c35feaabf2f58dea6228932c7cae5d71d9f50115dbcf78a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff8b82ffa47c593c35feaabf2f58dea6228932c7cae5d71d9f50115dbcf78a48", kill_on_drop: false }`
[INFO] [stdout] ff8b82ffa47c593c35feaabf2f58dea6228932c7cae5d71d9f50115dbcf78a48