[INFO] updating cached repository kurikaesu/Rust-Iterative-MergeSort
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kurikaesu/Rust-Iterative-MergeSort
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kurikaesu/Rust-Iterative-MergeSort" "work/ex/beta-1.38-1/sources/1.37.0/gh/kurikaesu/Rust-Iterative-MergeSort"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kurikaesu/Rust-Iterative-MergeSort'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kurikaesu/Rust-Iterative-MergeSort" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kurikaesu/Rust-Iterative-MergeSort"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kurikaesu/Rust-Iterative-MergeSort'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f2f48105720814f8309187f541f0ee6ab6404f0a
[INFO] sha for GitHub repo kurikaesu/Rust-Iterative-MergeSort: f2f48105720814f8309187f541f0ee6ab6404f0a
[INFO] validating manifest of kurikaesu/Rust-Iterative-MergeSort 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 kurikaesu/Rust-Iterative-MergeSort 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 kurikaesu/Rust-Iterative-MergeSort
[INFO] finished frobbing kurikaesu/Rust-Iterative-MergeSort
[INFO] frobbed toml for kurikaesu/Rust-Iterative-MergeSort written to work/ex/beta-1.38-1/sources/1.37.0/gh/kurikaesu/Rust-Iterative-MergeSort/Cargo.toml
[INFO] started frobbing kurikaesu/Rust-Iterative-MergeSort
[INFO] finished frobbing kurikaesu/Rust-Iterative-MergeSort
[INFO] frobbed toml for kurikaesu/Rust-Iterative-MergeSort written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kurikaesu/Rust-Iterative-MergeSort/Cargo.toml
[INFO] crate kurikaesu/Rust-Iterative-MergeSort 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] testing kurikaesu/Rust-Iterative-MergeSort 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-5/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/kurikaesu/Rust-Iterative-MergeSort:/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] 390773f1d2a69933bdf6516647d064eafd0f8fc6af114fa1f85a5081d4b36289
[INFO] running `"docker" "start" "-a" "390773f1d2a69933bdf6516647d064eafd0f8fc6af114fa1f85a5081d4b36289"`
[INFO] [stderr]    Compiling MergeSortIterative v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `MergeSortIterative` 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: `merge_sort_iterative`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "390773f1d2a69933bdf6516647d064eafd0f8fc6af114fa1f85a5081d4b36289"`
[INFO] running `"docker" "rm" "-f" "390773f1d2a69933bdf6516647d064eafd0f8fc6af114fa1f85a5081d4b36289"`
[INFO] [stdout] 390773f1d2a69933bdf6516647d064eafd0f8fc6af114fa1f85a5081d4b36289
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/kurikaesu/Rust-Iterative-MergeSort:/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] 2831416d1898e11f1b86b5bd8c600724bfc42f73e7ea36614e924d4335a81969
[INFO] running `"docker" "start" "-a" "2831416d1898e11f1b86b5bd8c600724bfc42f73e7ea36614e924d4335a81969"`
[INFO] [stderr]    Compiling MergeSortIterative v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `MergeSortIterative` 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: `merge_sort_iterative`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "2831416d1898e11f1b86b5bd8c600724bfc42f73e7ea36614e924d4335a81969"`
[INFO] running `"docker" "rm" "-f" "2831416d1898e11f1b86b5bd8c600724bfc42f73e7ea36614e924d4335a81969"`
[INFO] [stdout] 2831416d1898e11f1b86b5bd8c600724bfc42f73e7ea36614e924d4335a81969
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/kurikaesu/Rust-Iterative-MergeSort:/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] 52d42be010f336bd486a4df34d1d75c5a6088ea9858c895ff5ac7106826286a8
[INFO] running `"docker" "start" "-a" "52d42be010f336bd486a4df34d1d75c5a6088ea9858c895ff5ac7106826286a8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/MergeSortIterative-0209287987154995
[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" "52d42be010f336bd486a4df34d1d75c5a6088ea9858c895ff5ac7106826286a8"`
[INFO] running `"docker" "rm" "-f" "52d42be010f336bd486a4df34d1d75c5a6088ea9858c895ff5ac7106826286a8"`
[INFO] [stdout] 52d42be010f336bd486a4df34d1d75c5a6088ea9858c895ff5ac7106826286a8