[INFO] cloning repository https://github.com/gavynriebau/arp-scanner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gavynriebau/arp-scanner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavynriebau%2Farp-scanner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavynriebau%2Farp-scanner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7882b3850d07859e6e09475ad13a50e26e08f80
[INFO] testing gavynriebau/arp-scanner against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavynriebau%2Farp-scanner" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gavynriebau/arp-scanner on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gavynriebau/arp-scanner
[INFO] finished tweaking git repo https://github.com/gavynriebau/arp-scanner
[INFO] tweaked toml for git repo https://github.com/gavynriebau/arp-scanner written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/gavynriebau/arp-scanner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4970f47708f2fb76f64512915ec96ee3987602549fa2dcef50eba27c1509a24c
[INFO] running `Command { std: "docker" "start" "-a" "4970f47708f2fb76f64512915ec96ee3987602549fa2dcef50eba27c1509a24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4970f47708f2fb76f64512915ec96ee3987602549fa2dcef50eba27c1509a24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4970f47708f2fb76f64512915ec96ee3987602549fa2dcef50eba27c1509a24c", kill_on_drop: false }`
[INFO] [stdout] 4970f47708f2fb76f64512915ec96ee3987602549fa2dcef50eba27c1509a24c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 607b92f5f4fe4c41378cd10abfd326f70bee220a7a3824c1a06cf5685b3432af
[INFO] running `Command { std: "docker" "start" "-a" "607b92f5f4fe4c41378cd10abfd326f70bee220a7a3824c1a06cf5685b3432af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling pnet_base v0.21.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling ipnetwork v0.12.8
[INFO] [stderr]    Compiling pnet v0.21.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling encode_unicode v0.3.1
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling pnet_macros_support v0.21.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling pnet_sys v0.21.0
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling pnet_datalink v0.21.0
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling prettytable-rs v0.7.0
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.21.0
[INFO] [stderr]    Compiling pnet_packet v0.21.0
[INFO] [stderr]    Compiling pnet_transport v0.21.0
[INFO] [stderr]    Compiling arp-scanner v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "607b92f5f4fe4c41378cd10abfd326f70bee220a7a3824c1a06cf5685b3432af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "607b92f5f4fe4c41378cd10abfd326f70bee220a7a3824c1a06cf5685b3432af", kill_on_drop: false }`
[INFO] [stdout] 607b92f5f4fe4c41378cd10abfd326f70bee220a7a3824c1a06cf5685b3432af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86a40cab96216efc5d2d9a3a076791c44ab439e39335a403997504e7d41e4a86
[INFO] running `Command { std: "docker" "start" "-a" "86a40cab96216efc5d2d9a3a076791c44ab439e39335a403997504e7d41e4a86", kill_on_drop: false }`
[INFO] [stderr]    Compiling arp-scanner v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "86a40cab96216efc5d2d9a3a076791c44ab439e39335a403997504e7d41e4a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a40cab96216efc5d2d9a3a076791c44ab439e39335a403997504e7d41e4a86", kill_on_drop: false }`
[INFO] [stdout] 86a40cab96216efc5d2d9a3a076791c44ab439e39335a403997504e7d41e4a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f25377c92af153ec1cbefa87031220c838f5c0da38ee957d43cafea1563e86a9
[INFO] running `Command { std: "docker" "start" "-a" "f25377c92af153ec1cbefa87031220c838f5c0da38ee957d43cafea1563e86a9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arp_scanner-d0c0f65dbba4220a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f25377c92af153ec1cbefa87031220c838f5c0da38ee957d43cafea1563e86a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f25377c92af153ec1cbefa87031220c838f5c0da38ee957d43cafea1563e86a9", kill_on_drop: false }`
[INFO] [stdout] f25377c92af153ec1cbefa87031220c838f5c0da38ee957d43cafea1563e86a9