[INFO] cloning repository https://github.com/Sam44323/rust-demo-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sam44323/rust-demo-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSam44323%2Frust-demo-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSam44323%2Frust-demo-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82beace579787a67a8deae3622c86223cd36a8f8
[INFO] checking Sam44323/rust-demo-playground against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSam44323%2Frust-demo-playground" "/workspace/builds/worker-61/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-61/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Sam44323/rust-demo-playground on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Sam44323/rust-demo-playground
[INFO] finished tweaking git repo https://github.com/Sam44323/rust-demo-playground
[INFO] tweaked toml for git repo https://github.com/Sam44323/rust-demo-playground written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate git repo https://github.com/Sam44323/rust-demo-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ecfffc4c661d539e8a29ff74edcc633440cb2b28699f0ccf10626f623f8d63b
[INFO] running `Command { std: "docker" "start" "-a" "9ecfffc4c661d539e8a29ff74edcc633440cb2b28699f0ccf10626f623f8d63b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ecfffc4c661d539e8a29ff74edcc633440cb2b28699f0ccf10626f623f8d63b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ecfffc4c661d539e8a29ff74edcc633440cb2b28699f0ccf10626f623f8d63b", kill_on_drop: false }`
[INFO] [stdout] 9ecfffc4c661d539e8a29ff74edcc633440cb2b28699f0ccf10626f623f8d63b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a0b772defd8e9d0c6f72f1cce92fb89231bf8c8a70352ec0ce0e8656c206fed
[INFO] running `Command { std: "docker" "start" "-a" "2a0b772defd8e9d0c6f72f1cce92fb89231bf8c8a70352ec0ce0e8656c206fed", kill_on_drop: false }`
[INFO] [stderr]     Checking play_ground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "2a0b772defd8e9d0c6f72f1cce92fb89231bf8c8a70352ec0ce0e8656c206fed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a0b772defd8e9d0c6f72f1cce92fb89231bf8c8a70352ec0ce0e8656c206fed", kill_on_drop: false }`
[INFO] [stdout] 2a0b772defd8e9d0c6f72f1cce92fb89231bf8c8a70352ec0ce0e8656c206fed