[INFO] crate cogset 0.2.0 is already in cache
[INFO] extracting crate cogset 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/cogset/0.2.0
[INFO] extracting crate cogset 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cogset/0.2.0
[INFO] validating manifest of cogset-0.2.0 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 cogset-0.2.0 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 cogset-0.2.0
[INFO] finished frobbing cogset-0.2.0
[INFO] frobbed toml for cogset-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cogset/0.2.0/Cargo.toml
[INFO] started frobbing cogset-0.2.0
[INFO] finished frobbing cogset-0.2.0
[INFO] frobbed toml for cogset-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cogset/0.2.0/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 cogset-0.2.0 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/reg/cogset/0.2.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 44b86f3a12aa89d003fa06dcadc7bca77adcbcb6cef4e2460267a2af96306704
[INFO] running `"docker" "start" "-a" "44b86f3a12aa89d003fa06dcadc7bca77adcbcb6cef4e2460267a2af96306704"`
[INFO] [stderr]    Compiling order-stat v0.1.3
[INFO] [stderr]    Compiling cogset v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Point`
[INFO] [stderr]  --> src/dbscan.rs:4:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | use {Point, RegionQuery, ListPoints};
[INFO] [stderr]   |      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Point`
[INFO] [stderr]  --> src/optics.rs:8:6
[INFO] [stderr]   |
[INFO] [stderr] 8 | use {Point, RegionQuery, ListPoints, Points};
[INFO] [stderr]   |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "44b86f3a12aa89d003fa06dcadc7bca77adcbcb6cef4e2460267a2af96306704"`
[INFO] running `"docker" "rm" "-f" "44b86f3a12aa89d003fa06dcadc7bca77adcbcb6cef4e2460267a2af96306704"`
[INFO] [stdout] 44b86f3a12aa89d003fa06dcadc7bca77adcbcb6cef4e2460267a2af96306704
[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/reg/cogset/0.2.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f2d05701f4b234270ef540aa16f433edb291df3e6e8861ebad5fc8c660ae20c6
[INFO] running `"docker" "start" "-a" "f2d05701f4b234270ef540aa16f433edb291df3e6e8861ebad5fc8c660ae20c6"`
[INFO] [stderr]    Compiling cogset v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Point`
[INFO] [stderr]  --> src/dbscan.rs:4:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | use {Point, RegionQuery, ListPoints};
[INFO] [stderr]   |      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Point`
[INFO] [stderr]  --> src/optics.rs:8:6
[INFO] [stderr]   |
[INFO] [stderr] 8 | use {Point, RegionQuery, ListPoints, Points};
[INFO] [stderr]   |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `"docker" "inspect" "f2d05701f4b234270ef540aa16f433edb291df3e6e8861ebad5fc8c660ae20c6"`
[INFO] running `"docker" "rm" "-f" "f2d05701f4b234270ef540aa16f433edb291df3e6e8861ebad5fc8c660ae20c6"`
[INFO] [stdout] f2d05701f4b234270ef540aa16f433edb291df3e6e8861ebad5fc8c660ae20c6
[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/reg/cogset/0.2.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 441aa038d99c8abc96a9042dc4e6923d97a7daae7775e7594dbdabc16e66e117
[INFO] running `"docker" "start" "-a" "441aa038d99c8abc96a9042dc4e6923d97a7daae7775e7594dbdabc16e66e117"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cogset-6d197c47f2a9eed2
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stderr]    Doc-tests cogset
[INFO] [stdout] test kmeans::tests::smoke ... ok
[INFO] [stdout] test dbscan::tests::smoke ... ok
[INFO] [stdout] test optics::tests::smoke ... ok
[INFO] [stdout] test optics::tests::reachability_unrestricted ... ok
[INFO] [stdout] test optics::tests::reachability_restricted ... ok
[INFO] [stdout] test point::tests::naive_neigbours ... ok
[INFO] [stdout] test point::tests::euclid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/kmeans.rs - kmeans::Kmeans (line 17) ... ok
[INFO] [stdout] test src/kmeans.rs - kmeans::KmeansBuilder (line 88) ... ok
[INFO] [stdout] test src/dbscan.rs - dbscan::Dbscan (line 60) ... ok
[INFO] [stdout] test src/dbscan.rs - dbscan::Dbscan (line 38) ... ok
[INFO] [stdout] test src/optics.rs - optics::Optics (line 41) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "441aa038d99c8abc96a9042dc4e6923d97a7daae7775e7594dbdabc16e66e117"`
[INFO] running `"docker" "rm" "-f" "441aa038d99c8abc96a9042dc4e6923d97a7daae7775e7594dbdabc16e66e117"`
[INFO] [stdout] 441aa038d99c8abc96a9042dc4e6923d97a7daae7775e7594dbdabc16e66e117