[INFO] cloning repository https://github.com/fzzzy/rust-process-in-parallel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fzzzy/rust-process-in-parallel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffzzzy%2Frust-process-in-parallel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffzzzy%2Frust-process-in-parallel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d01c316cf5c79cae0a82c11966f5b402af18566
[INFO] checking fzzzy/rust-process-in-parallel against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffzzzy%2Frust-process-in-parallel" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fzzzy/rust-process-in-parallel on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fzzzy/rust-process-in-parallel
[INFO] finished tweaking git repo https://github.com/fzzzy/rust-process-in-parallel
[INFO] tweaked toml for git repo https://github.com/fzzzy/rust-process-in-parallel written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/fzzzy/rust-process-in-parallel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac81ffda110f969be294cc50d99d7c55b1fdd028b49f8544fe2fc4c7e152c283
[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" "ac81ffda110f969be294cc50d99d7c55b1fdd028b49f8544fe2fc4c7e152c283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac81ffda110f969be294cc50d99d7c55b1fdd028b49f8544fe2fc4c7e152c283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac81ffda110f969be294cc50d99d7c55b1fdd028b49f8544fe2fc4c7e152c283", kill_on_drop: false }`
[INFO] [stdout] ac81ffda110f969be294cc50d99d7c55b1fdd028b49f8544fe2fc4c7e152c283
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02ba7e6c084d8abbd6907a393678e3741343e87fe4581e010f01bcbf39b04563
[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" "02ba7e6c084d8abbd6907a393678e3741343e87fe4581e010f01bcbf39b04563", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-process-in-parallel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "02ba7e6c084d8abbd6907a393678e3741343e87fe4581e010f01bcbf39b04563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ba7e6c084d8abbd6907a393678e3741343e87fe4581e010f01bcbf39b04563", kill_on_drop: false }`
[INFO] [stdout] 02ba7e6c084d8abbd6907a393678e3741343e87fe4581e010f01bcbf39b04563