[INFO] cloning repository https://github.com/luser/rustfilt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luser/rustfilt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluser%2Frustfilt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluser%2Frustfilt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c81f107b73fdcf7bbb98b426c1214f15946ec90
[INFO] checking luser/rustfilt against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluser%2Frustfilt" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luser/rustfilt 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/luser/rustfilt
[INFO] finished tweaking git repo https://github.com/luser/rustfilt
[INFO] tweaked toml for git repo https://github.com/luser/rustfilt written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/luser/rustfilt 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-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf9c7149c2eb56c4af2a1adc7c619b6041ced295a21e9170de0160ea294f7dda
[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" "cf9c7149c2eb56c4af2a1adc7c619b6041ced295a21e9170de0160ea294f7dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf9c7149c2eb56c4af2a1adc7c619b6041ced295a21e9170de0160ea294f7dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf9c7149c2eb56c4af2a1adc7c619b6041ced295a21e9170de0160ea294f7dda", kill_on_drop: false }`
[INFO] [stdout] cf9c7149c2eb56c4af2a1adc7c619b6041ced295a21e9170de0160ea294f7dda
[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=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] 6242b79744ece761441222ec41f6fa0cceed26cd0f510d0bff9ddf5e19b1c5a2
[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" "6242b79744ece761441222ec41f6fa0cceed26cd0f510d0bff9ddf5e19b1c5a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]     Checking regex-syntax v0.6.7
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rustfilt v0.2.2-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.46s
[INFO] running `Command { std: "docker" "inspect" "6242b79744ece761441222ec41f6fa0cceed26cd0f510d0bff9ddf5e19b1c5a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6242b79744ece761441222ec41f6fa0cceed26cd0f510d0bff9ddf5e19b1c5a2", kill_on_drop: false }`
[INFO] [stdout] 6242b79744ece761441222ec41f6fa0cceed26cd0f510d0bff9ddf5e19b1c5a2