[INFO] cloning repository https://github.com/markusvaikjarv/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/markusvaikjarv/port_scanner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkusvaikjarv%2Fport_scanner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkusvaikjarv%2Fport_scanner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be1e55a232f891f8ee7a52988c510fce235428c9
[INFO] checking markusvaikjarv/port_scanner against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkusvaikjarv%2Fport_scanner" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/markusvaikjarv/port_scanner on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/markusvaikjarv/port_scanner
[INFO] finished tweaking git repo https://github.com/markusvaikjarv/port_scanner
[INFO] tweaked toml for git repo https://github.com/markusvaikjarv/port_scanner written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/markusvaikjarv/port_scanner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8922ac70c5fef19ab27ac960d83078ed8ebf0518a5c8a09fdfcb1d5a8d972b1c
[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" "8922ac70c5fef19ab27ac960d83078ed8ebf0518a5c8a09fdfcb1d5a8d972b1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8922ac70c5fef19ab27ac960d83078ed8ebf0518a5c8a09fdfcb1d5a8d972b1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8922ac70c5fef19ab27ac960d83078ed8ebf0518a5c8a09fdfcb1d5a8d972b1c", kill_on_drop: false }`
[INFO] [stdout] 8922ac70c5fef19ab27ac960d83078ed8ebf0518a5c8a09fdfcb1d5a8d972b1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] dd1fd17076427682125ab11eeb795116028bed02494295532215911b6df27e8a
[INFO] running `Command { std: "docker" "start" "-a" "dd1fd17076427682125ab11eeb795116028bed02494295532215911b6df27e8a", kill_on_drop: false }`
[INFO] [stderr]     Checking port_scanner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "dd1fd17076427682125ab11eeb795116028bed02494295532215911b6df27e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd1fd17076427682125ab11eeb795116028bed02494295532215911b6df27e8a", kill_on_drop: false }`
[INFO] [stdout] dd1fd17076427682125ab11eeb795116028bed02494295532215911b6df27e8a