[INFO] crate rkm 0.8.0 is already in cache
[INFO] extracting crate rkm 0.8.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rkm/0.8.0
[INFO] extracting crate rkm 0.8.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rkm/0.8.0
[INFO] validating manifest of rkm-0.8.0 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 rkm-0.8.0 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 rkm-0.8.0
[INFO] finished frobbing rkm-0.8.0
[INFO] frobbed toml for rkm-0.8.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rkm/0.8.0/Cargo.toml
[INFO] started frobbing rkm-0.8.0
[INFO] finished frobbing rkm-0.8.0
[INFO] frobbed toml for rkm-0.8.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rkm/0.8.0/Cargo.toml
[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]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rkm-0.8.0 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-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rkm/0.8.0:/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] 5658a6f568d25f576fc68a8589e2ecd4a0321de14d7490548b19cda0d1b27d61
[INFO] running `"docker" "start" "-a" "5658a6f568d25f576fc68a8589e2ecd4a0321de14d7490548b19cda0d1b27d61"`
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling bstr v0.2.7
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling rkm v0.8.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::subview_mut': renamed to `index_axis_mut`
[INFO] [stderr]    --> src/lib.rs:237:51
[INFO] [stderr]     |
[INFO] [stderr] 237 |                 let mut mean = cumulative_means.0.subview_mut(Axis(0), *point.0);
[INFO] [stderr]     |                                                   ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.75s
[INFO] running `"docker" "inspect" "5658a6f568d25f576fc68a8589e2ecd4a0321de14d7490548b19cda0d1b27d61"`
[INFO] running `"docker" "rm" "-f" "5658a6f568d25f576fc68a8589e2ecd4a0321de14d7490548b19cda0d1b27d61"`
[INFO] [stdout] 5658a6f568d25f576fc68a8589e2ecd4a0321de14d7490548b19cda0d1b27d61
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rkm/0.8.0:/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] 8efd0b71501d8f49d26d3384cfd6c989a0f4156f52b0d6a3d7e4c5981f5f582b
[INFO] running `"docker" "start" "-a" "8efd0b71501d8f49d26d3384cfd6c989a0f4156f52b0d6a3d7e4c5981f5f582b"`
[INFO] [stderr]    Compiling rkm v0.8.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::subview_mut': renamed to `index_axis_mut`
[INFO] [stderr]    --> src/lib.rs:237:51
[INFO] [stderr]     |
[INFO] [stderr] 237 |                 let mut mean = cumulative_means.0.subview_mut(Axis(0), *point.0);
[INFO] [stderr]     |                                                   ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `"docker" "inspect" "8efd0b71501d8f49d26d3384cfd6c989a0f4156f52b0d6a3d7e4c5981f5f582b"`
[INFO] running `"docker" "rm" "-f" "8efd0b71501d8f49d26d3384cfd6c989a0f4156f52b0d6a3d7e4c5981f5f582b"`
[INFO] [stdout] 8efd0b71501d8f49d26d3384cfd6c989a0f4156f52b0d6a3d7e4c5981f5f582b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rkm/0.8.0:/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] 670ad9ee873eb90fe728a167d874435009d738b6f69f196d9dd6314713d7a8ee
[INFO] running `"docker" "start" "-a" "670ad9ee873eb90fe728a167d874435009d738b6f69f196d9dd6314713d7a8ee"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rkm-b0fb4500be0561ee
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_distance ... ok
[INFO] [stdout] test tests::test_closest_mean ... ok
[INFO] [stdout] test tests::test_calculate_means ... ok
[INFO] [stdout] test tests::test_closest_distances ... ok
[INFO] [stdout] test tests::test_small_kmeans ... ok
[INFO] [stdout] test tests::test_min_k ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rkm_example-092ac321f8144c1a
[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] [stderr]    Doc-tests rkm
[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" "670ad9ee873eb90fe728a167d874435009d738b6f69f196d9dd6314713d7a8ee"`
[INFO] running `"docker" "rm" "-f" "670ad9ee873eb90fe728a167d874435009d738b6f69f196d9dd6314713d7a8ee"`
[INFO] [stdout] 670ad9ee873eb90fe728a167d874435009d738b6f69f196d9dd6314713d7a8ee