[INFO] fetching crate cogset 0.2.0...
[INFO] testing cogset-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cogset 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate cogset 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cogset 0.2.0
[INFO] finished tweaking crates.io crate cogset 0.2.0
[INFO] tweaked toml for crates.io crate cogset 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6896b61a90cbaf693ce94a6e3d8ca77f8e7fff1865fa0ec64be24729fc2c6779
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6896b61a90cbaf693ce94a6e3d8ca77f8e7fff1865fa0ec64be24729fc2c6779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6896b61a90cbaf693ce94a6e3d8ca77f8e7fff1865fa0ec64be24729fc2c6779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6896b61a90cbaf693ce94a6e3d8ca77f8e7fff1865fa0ec64be24729fc2c6779", kill_on_drop: false }`
[INFO] [stdout] 6896b61a90cbaf693ce94a6e3d8ca77f8e7fff1865fa0ec64be24729fc2c6779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90bbc5763ad78725bcab826c1205c86674cd027aeabbaf87193453e5aee596df
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "90bbc5763ad78725bcab826c1205c86674cd027aeabbaf87193453e5aee596df", kill_on_drop: false }`
[INFO] [stderr]    Compiling order-stat v0.1.3
[INFO] [stderr]    Compiling cogset v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/dbscan.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | use {Point, RegionQuery, ListPoints};
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/optics.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | use {Point, RegionQuery, ListPoints, Points};
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "90bbc5763ad78725bcab826c1205c86674cd027aeabbaf87193453e5aee596df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90bbc5763ad78725bcab826c1205c86674cd027aeabbaf87193453e5aee596df", kill_on_drop: false }`
[INFO] [stdout] 90bbc5763ad78725bcab826c1205c86674cd027aeabbaf87193453e5aee596df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb7b2027189fbbbe0e8dfc10f14228fa0c09993e2271fce13bc0327c41f06ccf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eb7b2027189fbbbe0e8dfc10f14228fa0c09993e2271fce13bc0327c41f06ccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/dbscan.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | use {Point, RegionQuery, ListPoints};
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/optics.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | use {Point, RegionQuery, ListPoints, Points};
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cogset v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/dbscan.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | use {Point, RegionQuery, ListPoints};
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/optics.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | use {Point, RegionQuery, ListPoints, Points};
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.93s
[INFO] running `Command { std: "docker" "inspect" "eb7b2027189fbbbe0e8dfc10f14228fa0c09993e2271fce13bc0327c41f06ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb7b2027189fbbbe0e8dfc10f14228fa0c09993e2271fce13bc0327c41f06ccf", kill_on_drop: false }`
[INFO] [stdout] eb7b2027189fbbbe0e8dfc10f14228fa0c09993e2271fce13bc0327c41f06ccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 089e28c61fc50286f68e6fa526d902f50110f0bc6d897d68bdfe015bb6ef0e63
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "089e28c61fc50286f68e6fa526d902f50110f0bc6d897d68bdfe015bb6ef0e63", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `Point`
[INFO] [stdout] running 7 tests
[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] warning: 2 warnings emitted
[INFO] [stderr] 
[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] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cogset-07e92d47d4888ae0
[INFO] [stdout] test kmeans::tests::smoke ... ok
[INFO] [stdout] test dbscan::tests::smoke ... ok
[INFO] [stdout] test optics::tests::reachability_restricted ... ok
[INFO] [stdout] test point::tests::euclid ... ok
[INFO] [stdout] test optics::tests::smoke ... ok
[INFO] [stderr]    Doc-tests cogset
[INFO] [stdout] test optics::tests::reachability_unrestricted ... ok
[INFO] [stdout] test point::tests::naive_neigbours ... 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/dbscan.rs - dbscan::Dbscan (line 60) ... ok
[INFO] [stdout] test src/kmeans.rs - kmeans::KmeansBuilder (line 88) ... 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 `Command { std: "docker" "inspect" "089e28c61fc50286f68e6fa526d902f50110f0bc6d897d68bdfe015bb6ef0e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "089e28c61fc50286f68e6fa526d902f50110f0bc6d897d68bdfe015bb6ef0e63", kill_on_drop: false }`
[INFO] [stdout] 089e28c61fc50286f68e6fa526d902f50110f0bc6d897d68bdfe015bb6ef0e63