[INFO] updating cached repository howeih/Day-26-Karger-mincut
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/howeih/Day-26-Karger-mincut
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-26-Karger-mincut" "work/ex/beta-1.38-1/sources/1.37.0/gh/howeih/Day-26-Karger-mincut"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/howeih/Day-26-Karger-mincut'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-26-Karger-mincut" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-26-Karger-mincut"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-26-Karger-mincut'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7a5bd900f6ad0add235e517b49b438d20d44708e
[INFO] sha for GitHub repo howeih/Day-26-Karger-mincut: 7a5bd900f6ad0add235e517b49b438d20d44708e
[INFO] validating manifest of howeih/Day-26-Karger-mincut 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 howeih/Day-26-Karger-mincut 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 howeih/Day-26-Karger-mincut
[INFO] finished frobbing howeih/Day-26-Karger-mincut
[INFO] frobbed toml for howeih/Day-26-Karger-mincut written to work/ex/beta-1.38-1/sources/1.37.0/gh/howeih/Day-26-Karger-mincut/Cargo.toml
[INFO] started frobbing howeih/Day-26-Karger-mincut
[INFO] finished frobbing howeih/Day-26-Karger-mincut
[INFO] frobbed toml for howeih/Day-26-Karger-mincut written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-26-Karger-mincut/Cargo.toml
[INFO] crate howeih/Day-26-Karger-mincut 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing howeih/Day-26-Karger-mincut against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-26-Karger-mincut:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] aceed850f6bc109da1fd027b8311f65fa134098493aac9d2eb83835fc3eb3a6f
[INFO] running `"docker" "start" "-a" "aceed850f6bc109da1fd027b8311f65fa134098493aac9d2eb83835fc3eb3a6f"`
[INFO] [stderr]    Compiling Kargers_mincut v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Kargers_mincut` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `kargers_mincut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "aceed850f6bc109da1fd027b8311f65fa134098493aac9d2eb83835fc3eb3a6f"`
[INFO] running `"docker" "rm" "-f" "aceed850f6bc109da1fd027b8311f65fa134098493aac9d2eb83835fc3eb3a6f"`
[INFO] [stdout] aceed850f6bc109da1fd027b8311f65fa134098493aac9d2eb83835fc3eb3a6f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-26-Karger-mincut:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c7b0a2da03502078c54c5f081f068d7073ce49d17eaaea3a41429aa87d4bd953
[INFO] running `"docker" "start" "-a" "c7b0a2da03502078c54c5f081f068d7073ce49d17eaaea3a41429aa87d4bd953"`
[INFO] [stderr]    Compiling Kargers_mincut v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Kargers_mincut` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `kargers_mincut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "c7b0a2da03502078c54c5f081f068d7073ce49d17eaaea3a41429aa87d4bd953"`
[INFO] running `"docker" "rm" "-f" "c7b0a2da03502078c54c5f081f068d7073ce49d17eaaea3a41429aa87d4bd953"`
[INFO] [stdout] c7b0a2da03502078c54c5f081f068d7073ce49d17eaaea3a41429aa87d4bd953
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-26-Karger-mincut:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a9ca3b9d9eb121d3361567bd5b591f0b24a016ab3b1d08dc32edaba301fa2a02
[INFO] running `"docker" "start" "-a" "a9ca3b9d9eb121d3361567bd5b591f0b24a016ab3b1d08dc32edaba301fa2a02"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/Kargers_mincut-99fe137dea437d6b
[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" "a9ca3b9d9eb121d3361567bd5b591f0b24a016ab3b1d08dc32edaba301fa2a02"`
[INFO] running `"docker" "rm" "-f" "a9ca3b9d9eb121d3361567bd5b591f0b24a016ab3b1d08dc32edaba301fa2a02"`
[INFO] [stdout] a9ca3b9d9eb121d3361567bd5b591f0b24a016ab3b1d08dc32edaba301fa2a02