[INFO] cloning repository https://github.com/sstadick/rust-vs-mojo-loop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sstadick/rust-vs-mojo-loop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsstadick%2Frust-vs-mojo-loop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsstadick%2Frust-vs-mojo-loop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dcde75bfbac24901ef3fc4b18d407dd47339fe08
[INFO] checking sstadick/rust-vs-mojo-loop against master#0fb279be1d96464c69209053ef0f97ad63088cda for pr-143857
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsstadick%2Frust-vs-mojo-loop" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sstadick/rust-vs-mojo-loop
[INFO] finished tweaking git repo https://github.com/sstadick/rust-vs-mojo-loop
[INFO] tweaked toml for git repo https://github.com/sstadick/rust-vs-mojo-loop written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sstadick/rust-vs-mojo-loop on toolchain 0fb279be1d96464c69209053ef0f97ad63088cda
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0fb279be1d96464c69209053ef0f97ad63088cda" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sstadick/rust-vs-mojo-loop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0fb279be1d96464c69209053ef0f97ad63088cda" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0fb279be1d96464c69209053ef0f97ad63088cda" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6119ccc451da6f276f486242e1b2e074d198fc05d79c13cf2299dc9722809936
[INFO] running `Command { std: "docker" "start" "-a" "6119ccc451da6f276f486242e1b2e074d198fc05d79c13cf2299dc9722809936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6119ccc451da6f276f486242e1b2e074d198fc05d79c13cf2299dc9722809936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6119ccc451da6f276f486242e1b2e074d198fc05d79c13cf2299dc9722809936", kill_on_drop: false }`
[INFO] [stdout] 6119ccc451da6f276f486242e1b2e074d198fc05d79c13cf2299dc9722809936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0fb279be1d96464c69209053ef0f97ad63088cda" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f16a9f6800e12f3dafc334384cc3741e16f2013259eade2c92ca51bea1cd6c5
[INFO] running `Command { std: "docker" "start" "-a" "4f16a9f6800e12f3dafc334384cc3741e16f2013259eade2c92ca51bea1cd6c5", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_loop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "4f16a9f6800e12f3dafc334384cc3741e16f2013259eade2c92ca51bea1cd6c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f16a9f6800e12f3dafc334384cc3741e16f2013259eade2c92ca51bea1cd6c5", kill_on_drop: false }`
[INFO] [stdout] 4f16a9f6800e12f3dafc334384cc3741e16f2013259eade2c92ca51bea1cd6c5