[INFO] cloning repository https://github.com/4-sight/rust-ip_sniffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4-sight/rust-ip_sniffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4-sight%2Frust-ip_sniffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4-sight%2Frust-ip_sniffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ba270e8382368411c00c711ff18d9f17d5f6674
[INFO] testing 4-sight/rust-ip_sniffer against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4-sight%2Frust-ip_sniffer" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/4-sight/rust-ip_sniffer on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/4-sight/rust-ip_sniffer
[INFO] finished tweaking git repo https://github.com/4-sight/rust-ip_sniffer
[INFO] tweaked toml for git repo https://github.com/4-sight/rust-ip_sniffer written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/4-sight/rust-ip_sniffer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a983c243f7b1de4c3f519de2f37391e6fb7b741f9d36b64bc777dbe188ac6e2
[INFO] running `Command { std: "docker" "start" "-a" "4a983c243f7b1de4c3f519de2f37391e6fb7b741f9d36b64bc777dbe188ac6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a983c243f7b1de4c3f519de2f37391e6fb7b741f9d36b64bc777dbe188ac6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a983c243f7b1de4c3f519de2f37391e6fb7b741f9d36b64bc777dbe188ac6e2", kill_on_drop: false }`
[INFO] [stdout] 4a983c243f7b1de4c3f519de2f37391e6fb7b741f9d36b64bc777dbe188ac6e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9614292c39dc7799f1cad72120f34439f5a42380e5c4b707f57ae45c2ea15f5d
[INFO] running `Command { std: "docker" "start" "-a" "9614292c39dc7799f1cad72120f34439f5a42380e5c4b707f57ae45c2ea15f5d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ip_sniffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `Command { std: "docker" "inspect" "9614292c39dc7799f1cad72120f34439f5a42380e5c4b707f57ae45c2ea15f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9614292c39dc7799f1cad72120f34439f5a42380e5c4b707f57ae45c2ea15f5d", kill_on_drop: false }`
[INFO] [stdout] 9614292c39dc7799f1cad72120f34439f5a42380e5c4b707f57ae45c2ea15f5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c4be5458c11796cb352ec4fcb79c2c6f255d6bb1c7a8fdec116c7d9544d81e1
[INFO] running `Command { std: "docker" "start" "-a" "0c4be5458c11796cb352ec4fcb79c2c6f255d6bb1c7a8fdec116c7d9544d81e1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ip_sniffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "0c4be5458c11796cb352ec4fcb79c2c6f255d6bb1c7a8fdec116c7d9544d81e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4be5458c11796cb352ec4fcb79c2c6f255d6bb1c7a8fdec116c7d9544d81e1", kill_on_drop: false }`
[INFO] [stdout] 0c4be5458c11796cb352ec4fcb79c2c6f255d6bb1c7a8fdec116c7d9544d81e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 780c5698eb98285b905813ce811394814f7436b9229c98fb23755ddfa4c36a5c
[INFO] running `Command { std: "docker" "start" "-a" "780c5698eb98285b905813ce811394814f7436b9229c98fb23755ddfa4c36a5c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ip_sniffer-399d8851b1f309a4)
[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" "780c5698eb98285b905813ce811394814f7436b9229c98fb23755ddfa4c36a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "780c5698eb98285b905813ce811394814f7436b9229c98fb23755ddfa4c36a5c", kill_on_drop: false }`
[INFO] [stdout] 780c5698eb98285b905813ce811394814f7436b9229c98fb23755ddfa4c36a5c