[INFO] cloning repository https://github.com/MattivdWeem/learning-the-rust-ropes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MattivdWeem/learning-the-rust-ropes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattivdWeem%2Flearning-the-rust-ropes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattivdWeem%2Flearning-the-rust-ropes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1135ce18ab919febc5bc39d209c80b442b9c8f20
[INFO] checking MattivdWeem/learning-the-rust-ropes against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattivdWeem%2Flearning-the-rust-ropes" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MattivdWeem/learning-the-rust-ropes on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MattivdWeem/learning-the-rust-ropes
[INFO] finished tweaking git repo https://github.com/MattivdWeem/learning-the-rust-ropes
[INFO] tweaked toml for git repo https://github.com/MattivdWeem/learning-the-rust-ropes written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/MattivdWeem/learning-the-rust-ropes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] c66a4ac8614d10be653f18b52f0764681bae3d8c4815a60942c32e0602d7a3dd
[INFO] running `Command { std: "docker" "start" "-a" "c66a4ac8614d10be653f18b52f0764681bae3d8c4815a60942c32e0602d7a3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c66a4ac8614d10be653f18b52f0764681bae3d8c4815a60942c32e0602d7a3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c66a4ac8614d10be653f18b52f0764681bae3d8c4815a60942c32e0602d7a3dd", kill_on_drop: false }`
[INFO] [stdout] c66a4ac8614d10be653f18b52f0764681bae3d8c4815a60942c32e0602d7a3dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23bd0c6e82a8be96de3a327ef842b8a4583c7bab6d99ec3181e9d21ed464bf12
[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" "23bd0c6e82a8be96de3a327ef842b8a4583c7bab6d99ec3181e9d21ed464bf12", kill_on_drop: false }`
[INFO] [stderr]     Checking hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "23bd0c6e82a8be96de3a327ef842b8a4583c7bab6d99ec3181e9d21ed464bf12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23bd0c6e82a8be96de3a327ef842b8a4583c7bab6d99ec3181e9d21ed464bf12", kill_on_drop: false }`
[INFO] [stdout] 23bd0c6e82a8be96de3a327ef842b8a4583c7bab6d99ec3181e9d21ed464bf12