[INFO] cloning repository https://github.com/dalessandro5138/toy-port-scanner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dalessandro5138/toy-port-scanner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdalessandro5138%2Ftoy-port-scanner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdalessandro5138%2Ftoy-port-scanner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 705e29c8067bbfe6a5b9965234441419871dfa1e
[INFO] checking dalessandro5138/toy-port-scanner against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdalessandro5138%2Ftoy-port-scanner" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dalessandro5138/toy-port-scanner on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dalessandro5138/toy-port-scanner
[INFO] finished tweaking git repo https://github.com/dalessandro5138/toy-port-scanner
[INFO] tweaked toml for git repo https://github.com/dalessandro5138/toy-port-scanner written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dalessandro5138/toy-port-scanner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfba6a8dd3513e7f694cb58aa485d52b0d8de0539ff1082340ab676fe1fb300b
[INFO] running `Command { std: "docker" "start" "-a" "cfba6a8dd3513e7f694cb58aa485d52b0d8de0539ff1082340ab676fe1fb300b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfba6a8dd3513e7f694cb58aa485d52b0d8de0539ff1082340ab676fe1fb300b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfba6a8dd3513e7f694cb58aa485d52b0d8de0539ff1082340ab676fe1fb300b", kill_on_drop: false }`
[INFO] [stdout] cfba6a8dd3513e7f694cb58aa485d52b0d8de0539ff1082340ab676fe1fb300b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd8ae417be65d1a9cab8916eb4647acaac5c8c7c205a6477ac42c1c1bbfcabb3
[INFO] running `Command { std: "docker" "start" "-a" "bd8ae417be65d1a9cab8916eb4647acaac5c8c7c205a6477ac42c1c1bbfcabb3", kill_on_drop: false }`
[INFO] [stderr]     Checking toy-port-scanner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "bd8ae417be65d1a9cab8916eb4647acaac5c8c7c205a6477ac42c1c1bbfcabb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd8ae417be65d1a9cab8916eb4647acaac5c8c7c205a6477ac42c1c1bbfcabb3", kill_on_drop: false }`
[INFO] [stdout] bd8ae417be65d1a9cab8916eb4647acaac5c8c7c205a6477ac42c1c1bbfcabb3