[INFO] cloning repository https://github.com/jrmoulton/parallel_mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrmoulton/parallel_mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrmoulton%2Fparallel_mandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrmoulton%2Fparallel_mandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2bad9e22d9ed9ee643e2e874ab5c833e27da46a
[INFO] checking jrmoulton/parallel_mandelbrot against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrmoulton%2Fparallel_mandelbrot" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jrmoulton/parallel_mandelbrot on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jrmoulton/parallel_mandelbrot
[INFO] finished tweaking git repo https://github.com/jrmoulton/parallel_mandelbrot
[INFO] tweaked toml for git repo https://github.com/jrmoulton/parallel_mandelbrot written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jrmoulton/parallel_mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d26928fae5ec87993037ac9a175588420f518e1a243bd9f2cf6097a8c660335
[INFO] running `Command { std: "docker" "start" "-a" "4d26928fae5ec87993037ac9a175588420f518e1a243bd9f2cf6097a8c660335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d26928fae5ec87993037ac9a175588420f518e1a243bd9f2cf6097a8c660335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d26928fae5ec87993037ac9a175588420f518e1a243bd9f2cf6097a8c660335", kill_on_drop: false }`
[INFO] [stdout] 4d26928fae5ec87993037ac9a175588420f518e1a243bd9f2cf6097a8c660335
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d4e3721ddea96595f275b8df551fc698fcf0b582588b9a36ef34bbf9da41e76
[INFO] running `Command { std: "docker" "start" "-a" "7d4e3721ddea96595f275b8df551fc698fcf0b582588b9a36ef34bbf9da41e76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking parallel_mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "7d4e3721ddea96595f275b8df551fc698fcf0b582588b9a36ef34bbf9da41e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4e3721ddea96595f275b8df551fc698fcf0b582588b9a36ef34bbf9da41e76", kill_on_drop: false }`
[INFO] [stdout] 7d4e3721ddea96595f275b8df551fc698fcf0b582588b9a36ef34bbf9da41e76