[INFO] cloning repository https://github.com/AlvinSamuelsson/stack_machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlvinSamuelsson/stack_machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlvinSamuelsson%2Fstack_machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlvinSamuelsson%2Fstack_machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 132bf5c40ea6fe4503262ca4c3b70d50b278b184
[INFO] checking AlvinSamuelsson/stack_machine against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlvinSamuelsson%2Fstack_machine" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlvinSamuelsson/stack_machine on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlvinSamuelsson/stack_machine
[INFO] finished tweaking git repo https://github.com/AlvinSamuelsson/stack_machine
[INFO] tweaked toml for git repo https://github.com/AlvinSamuelsson/stack_machine written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/AlvinSamuelsson/stack_machine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfe5c181c4c7b323930b0ca82d4d5c8e7870a734b7af58a279976803cef989aa
[INFO] running `Command { std: "docker" "start" "-a" "bfe5c181c4c7b323930b0ca82d4d5c8e7870a734b7af58a279976803cef989aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfe5c181c4c7b323930b0ca82d4d5c8e7870a734b7af58a279976803cef989aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfe5c181c4c7b323930b0ca82d4d5c8e7870a734b7af58a279976803cef989aa", kill_on_drop: false }`
[INFO] [stdout] bfe5c181c4c7b323930b0ca82d4d5c8e7870a734b7af58a279976803cef989aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 887e8110b301bfd18a6004546af5a63fa348817fb90cb823f42270cc0c8e437d
[INFO] running `Command { std: "docker" "start" "-a" "887e8110b301bfd18a6004546af5a63fa348817fb90cb823f42270cc0c8e437d", kill_on_drop: false }`
[INFO] [stderr]     Checking stack_machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "887e8110b301bfd18a6004546af5a63fa348817fb90cb823f42270cc0c8e437d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "887e8110b301bfd18a6004546af5a63fa348817fb90cb823f42270cc0c8e437d", kill_on_drop: false }`
[INFO] [stdout] 887e8110b301bfd18a6004546af5a63fa348817fb90cb823f42270cc0c8e437d