[INFO] updating cached repository https://github.com/kurikaesu/Rust-Iterative-MergeSort
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f2f48105720814f8309187f541f0ee6ab6404f0a
[INFO] testing kurikaesu/Rust-Iterative-MergeSort against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurikaesu%2FRust-Iterative-MergeSort" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kurikaesu/Rust-Iterative-MergeSort on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kurikaesu/Rust-Iterative-MergeSort
[INFO] finished tweaking git repo https://github.com/kurikaesu/Rust-Iterative-MergeSort
[INFO] tweaked toml for git repo https://github.com/kurikaesu/Rust-Iterative-MergeSort written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/kurikaesu/Rust-Iterative-MergeSort already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] afb023e023a4ae948577f227c340adf6b0d201f6116a09bb92628ac23758573c
[INFO] running `"docker" "start" "-a" "afb023e023a4ae948577f227c340adf6b0d201f6116a09bb92628ac23758573c"`
[INFO] [stderr]    Compiling MergeSortIterative v0.1.0 (/opt/rustwide/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 5.76s
[INFO] running `"docker" "inspect" "afb023e023a4ae948577f227c340adf6b0d201f6116a09bb92628ac23758573c"`
[INFO] running `"docker" "rm" "-f" "afb023e023a4ae948577f227c340adf6b0d201f6116a09bb92628ac23758573c"`
[INFO] [stdout] afb023e023a4ae948577f227c340adf6b0d201f6116a09bb92628ac23758573c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 552496acd1dc44bc0cfbe3aec851b3d694823cce0b30683559757a31040fdbe2
[INFO] running `"docker" "start" "-a" "552496acd1dc44bc0cfbe3aec851b3d694823cce0b30683559757a31040fdbe2"`
[INFO] [stderr]    Compiling MergeSortIterative v0.1.0 (/opt/rustwide/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 0.78s
[INFO] running `"docker" "inspect" "552496acd1dc44bc0cfbe3aec851b3d694823cce0b30683559757a31040fdbe2"`
[INFO] running `"docker" "rm" "-f" "552496acd1dc44bc0cfbe3aec851b3d694823cce0b30683559757a31040fdbe2"`
[INFO] [stdout] 552496acd1dc44bc0cfbe3aec851b3d694823cce0b30683559757a31040fdbe2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 9dcea042bbbb4fc5746f6c2cab37ac743e610e0066adc4e49bed00d2ac7be7cd
[INFO] running `"docker" "start" "-a" "9dcea042bbbb4fc5746f6c2cab37ac743e610e0066adc4e49bed00d2ac7be7cd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/MergeSortIterative-75bfe6b534888bfd
[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" "9dcea042bbbb4fc5746f6c2cab37ac743e610e0066adc4e49bed00d2ac7be7cd"`
[INFO] running `"docker" "rm" "-f" "9dcea042bbbb4fc5746f6c2cab37ac743e610e0066adc4e49bed00d2ac7be7cd"`
[INFO] [stdout] 9dcea042bbbb4fc5746f6c2cab37ac743e610e0066adc4e49bed00d2ac7be7cd