[INFO] cloning repository https://github.com/post-rex/looking_professional
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/post-rex/looking_professional" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Flooking_professional", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Flooking_professional'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e805a2528a85cf4cce150620a527a5e8177fecf1
[INFO] checking post-rex/looking_professional against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Flooking_professional" "/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/post-rex/looking_professional on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/post-rex/looking_professional
[INFO] finished tweaking git repo https://github.com/post-rex/looking_professional
[INFO] tweaked toml for git repo https://github.com/post-rex/looking_professional written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/post-rex/looking_professional already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 45b48d5d9d495b8a21a088ffc43fb06041fa75356ce19ca4de1c8ec3fa231014
[INFO] running `Command { std: "docker" "start" "-a" "45b48d5d9d495b8a21a088ffc43fb06041fa75356ce19ca4de1c8ec3fa231014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45b48d5d9d495b8a21a088ffc43fb06041fa75356ce19ca4de1c8ec3fa231014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b48d5d9d495b8a21a088ffc43fb06041fa75356ce19ca4de1c8ec3fa231014", kill_on_drop: false }`
[INFO] [stdout] 45b48d5d9d495b8a21a088ffc43fb06041fa75356ce19ca4de1c8ec3fa231014
[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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c2af7dbf50aff1bc658b1a09bcb839f3e275fb972193c31510ddc91124bbdd
[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" "f8c2af7dbf50aff1bc658b1a09bcb839f3e275fb972193c31510ddc91124bbdd", kill_on_drop: false }`
[INFO] [stderr]     Checking looking_professional v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "f8c2af7dbf50aff1bc658b1a09bcb839f3e275fb972193c31510ddc91124bbdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c2af7dbf50aff1bc658b1a09bcb839f3e275fb972193c31510ddc91124bbdd", kill_on_drop: false }`
[INFO] [stdout] f8c2af7dbf50aff1bc658b1a09bcb839f3e275fb972193c31510ddc91124bbdd