[INFO] updating cached repository merodiro/port-sniffer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/merodiro/port-sniffer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/merodiro/port-sniffer" "work/ex/beta-1.38-1/sources/1.37.0/gh/merodiro/port-sniffer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/merodiro/port-sniffer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/merodiro/port-sniffer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/merodiro/port-sniffer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/merodiro/port-sniffer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6c215336e9fbc694f76c64034c23843d6d0dfed1
[INFO] sha for GitHub repo merodiro/port-sniffer: 6c215336e9fbc694f76c64034c23843d6d0dfed1
[INFO] validating manifest of merodiro/port-sniffer on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of merodiro/port-sniffer on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing merodiro/port-sniffer
[INFO] finished frobbing merodiro/port-sniffer
[INFO] frobbed toml for merodiro/port-sniffer written to work/ex/beta-1.38-1/sources/1.37.0/gh/merodiro/port-sniffer/Cargo.toml
[INFO] started frobbing merodiro/port-sniffer
[INFO] finished frobbing merodiro/port-sniffer
[INFO] frobbed toml for merodiro/port-sniffer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/merodiro/port-sniffer/Cargo.toml
[INFO] crate merodiro/port-sniffer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/alexcrichton/cc-rs`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/merodiro/port-sniffer/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/alexcrichton/cc-rs`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/alexcrichton/cc-rs`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing merodiro/port-sniffer against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/merodiro/port-sniffer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d797a6b1bdd798b3807058991b991b9caaf4dd5b70d7d1d2e0e5625a723c9bd5
[INFO] running `"docker" "start" "-a" "d797a6b1bdd798b3807058991b991b9caaf4dd5b70d7d1d2e0e5625a723c9bd5"`
[INFO] [stderr]    Compiling port_sniffer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `"docker" "inspect" "d797a6b1bdd798b3807058991b991b9caaf4dd5b70d7d1d2e0e5625a723c9bd5"`
[INFO] running `"docker" "rm" "-f" "d797a6b1bdd798b3807058991b991b9caaf4dd5b70d7d1d2e0e5625a723c9bd5"`
[INFO] [stdout] d797a6b1bdd798b3807058991b991b9caaf4dd5b70d7d1d2e0e5625a723c9bd5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/merodiro/port-sniffer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 82755339f5e7a3663eda46a63509346ea49c7806e685739cff5cad178f437662
[INFO] running `"docker" "start" "-a" "82755339f5e7a3663eda46a63509346ea49c7806e685739cff5cad178f437662"`
[INFO] [stderr]    Compiling port_sniffer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "82755339f5e7a3663eda46a63509346ea49c7806e685739cff5cad178f437662"`
[INFO] running `"docker" "rm" "-f" "82755339f5e7a3663eda46a63509346ea49c7806e685739cff5cad178f437662"`
[INFO] [stdout] 82755339f5e7a3663eda46a63509346ea49c7806e685739cff5cad178f437662
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/merodiro/port-sniffer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] df18706e4eaf8f1480fa5c8e4abf9b4ee7bac4e39aaa61cab03d19038e74185d
[INFO] running `"docker" "start" "-a" "df18706e4eaf8f1480fa5c8e4abf9b4ee7bac4e39aaa61cab03d19038e74185d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/port_sniffer-a05c94a72c7984e1
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "df18706e4eaf8f1480fa5c8e4abf9b4ee7bac4e39aaa61cab03d19038e74185d"`
[INFO] running `"docker" "rm" "-f" "df18706e4eaf8f1480fa5c8e4abf9b4ee7bac4e39aaa61cab03d19038e74185d"`
[INFO] [stdout] df18706e4eaf8f1480fa5c8e4abf9b4ee7bac4e39aaa61cab03d19038e74185d