[INFO] cloning repository https://github.com/teru01/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/teru01/port-scanner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteru01%2Fport-scanner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteru01%2Fport-scanner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e362b4ce5d13630b64c0dcb6fd5a7008f8cef772
[INFO] checking teru01/port-scanner against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteru01%2Fport-scanner" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/teru01/port-scanner on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/teru01/port-scanner
[INFO] finished tweaking git repo https://github.com/teru01/port-scanner
[INFO] tweaked toml for git repo https://github.com/teru01/port-scanner written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/teru01/port-scanner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ecb2103db5e1fb41a04676b82112af0492604ee97d6daf85b0ef4e8493f0b7a
[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" "4ecb2103db5e1fb41a04676b82112af0492604ee97d6daf85b0ef4e8493f0b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ecb2103db5e1fb41a04676b82112af0492604ee97d6daf85b0ef4e8493f0b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ecb2103db5e1fb41a04676b82112af0492604ee97d6daf85b0ef4e8493f0b7a", kill_on_drop: false }`
[INFO] [stdout] 4ecb2103db5e1fb41a04676b82112af0492604ee97d6daf85b0ef4e8493f0b7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af721bfb302e33bd37f0b641fd54b5f4f113982cb3cd1da939d1b3007588bec2
[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" "af721bfb302e33bd37f0b641fd54b5f4f113982cb3cd1da939d1b3007588bec2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]     Checking ipnetwork v0.14.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking pnet_sys v0.22.0
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking pnet_datalink v0.22.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.22.0
[INFO] [stderr]    Compiling pnet_packet v0.22.0
[INFO] [stderr]     Checking pnet_transport v0.22.0
[INFO] [stderr]     Checking pnet v0.22.0
[INFO] [stderr]     Checking port-scanner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "af721bfb302e33bd37f0b641fd54b5f4f113982cb3cd1da939d1b3007588bec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af721bfb302e33bd37f0b641fd54b5f4f113982cb3cd1da939d1b3007588bec2", kill_on_drop: false }`
[INFO] [stdout] af721bfb302e33bd37f0b641fd54b5f4f113982cb3cd1da939d1b3007588bec2