[INFO] updating cached repository jakubtuchol/rust_sorting_experiments
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jakubtuchol/rust_sorting_experiments
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jakubtuchol/rust_sorting_experiments" "work/ex/beta-1.38-1/sources/1.37.0/gh/jakubtuchol/rust_sorting_experiments"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jakubtuchol/rust_sorting_experiments'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jakubtuchol/rust_sorting_experiments" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jakubtuchol/rust_sorting_experiments"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jakubtuchol/rust_sorting_experiments'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7404b8a99bf6de1cc8d7bd4d4afacfcc3eeeb418
[INFO] sha for GitHub repo jakubtuchol/rust_sorting_experiments: 7404b8a99bf6de1cc8d7bd4d4afacfcc3eeeb418
[INFO] validating manifest of jakubtuchol/rust_sorting_experiments 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 jakubtuchol/rust_sorting_experiments 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 jakubtuchol/rust_sorting_experiments
[INFO] finished frobbing jakubtuchol/rust_sorting_experiments
[INFO] frobbed toml for jakubtuchol/rust_sorting_experiments written to work/ex/beta-1.38-1/sources/1.37.0/gh/jakubtuchol/rust_sorting_experiments/Cargo.toml
[INFO] started frobbing jakubtuchol/rust_sorting_experiments
[INFO] finished frobbing jakubtuchol/rust_sorting_experiments
[INFO] frobbed toml for jakubtuchol/rust_sorting_experiments written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jakubtuchol/rust_sorting_experiments/Cargo.toml
[INFO] crate jakubtuchol/rust_sorting_experiments 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] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jakubtuchol/rust_sorting_experiments/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 jakubtuchol/rust_sorting_experiments 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jakubtuchol/rust_sorting_experiments:/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] 198724780d96126060f639ed9f1c0dd361f798d5edcef9ee28b788a16f1b2866
[INFO] running `"docker" "start" "-a" "198724780d96126060f639ed9f1c0dd361f798d5edcef9ee28b788a16f1b2866"`
[INFO] [stderr]    Compiling sorting v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "198724780d96126060f639ed9f1c0dd361f798d5edcef9ee28b788a16f1b2866"`
[INFO] running `"docker" "rm" "-f" "198724780d96126060f639ed9f1c0dd361f798d5edcef9ee28b788a16f1b2866"`
[INFO] [stdout] 198724780d96126060f639ed9f1c0dd361f798d5edcef9ee28b788a16f1b2866
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jakubtuchol/rust_sorting_experiments:/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] 5df1e12e7cbf6b42cb1b18ca35f31ef2a2e3d95d261fda7628880795d9468204
[INFO] running `"docker" "start" "-a" "5df1e12e7cbf6b42cb1b18ca35f31ef2a2e3d95d261fda7628880795d9468204"`
[INFO] [stderr]    Compiling sorting v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "5df1e12e7cbf6b42cb1b18ca35f31ef2a2e3d95d261fda7628880795d9468204"`
[INFO] running `"docker" "rm" "-f" "5df1e12e7cbf6b42cb1b18ca35f31ef2a2e3d95d261fda7628880795d9468204"`
[INFO] [stdout] 5df1e12e7cbf6b42cb1b18ca35f31ef2a2e3d95d261fda7628880795d9468204
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jakubtuchol/rust_sorting_experiments:/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] b8ca35d664e54ecf3d97a222429f4e6a0a8c4d7b651386af4e423e9517675a78
[INFO] running `"docker" "start" "-a" "b8ca35d664e54ecf3d97a222429f4e6a0a8c4d7b651386af4e423e9517675a78"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sorting-a87856b6f3b663f5
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test heap::test_sort_small_vector ... ok
[INFO] [stdout] test heap::test_randomly_generated_vector ... ok
[INFO] [stdout] test bubble::test_sort_small_vector ... ok
[INFO] [stdout] test heap::test_random_nonuniform_vector ... ok
[INFO] [stdout] test insertion::test_sort_small_vector ... ok
[INFO] [stdout] test merge::test_sort_small_vector ... ok
[INFO] [stdout] test insertion::test_randomly_generated_vector ... ok
[INFO] [stdout] test quick::test_sort_small_vector ... ok
[INFO] [stdout] test quick::test_randomly_generated_vector ... ok
[INFO] [stdout] test merge::test_randomly_generated_vector ... ok
[INFO] [stdout] test merge::test_random_nonuniform_vector ... ok
[INFO] [stdout] test rand_range::test_ensure_nonuniform_range_not_equal ... ok
[INFO] [stdout] test quick::test_random_nonuniform_vector ... ok
[INFO] [stdout] test insertion::test_random_nonuniform_vector ... ok
[INFO] [stdout] test bubble::test_randomly_generated_vector ... ok
[INFO] [stdout] test bubble::test_random_nonuniform_vector ... ok
[INFO] [stdout] test rand_range::test_check_vector_sizes ... ok
[INFO] [stdout] test rand_range::test_ensure_not_equal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sorting
[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" "b8ca35d664e54ecf3d97a222429f4e6a0a8c4d7b651386af4e423e9517675a78"`
[INFO] running `"docker" "rm" "-f" "b8ca35d664e54ecf3d97a222429f4e6a0a8c4d7b651386af4e423e9517675a78"`
[INFO] [stdout] b8ca35d664e54ecf3d97a222429f4e6a0a8c4d7b651386af4e423e9517675a78