[INFO] fetching crate grappes 0.2.0...
[INFO] testing grappes-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate grappes 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate grappes 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 grappes 0.2.0
[INFO] finished tweaking crates.io crate grappes 0.2.0
[INFO] tweaked toml for crates.io crate grappes 0.2.0 written to /workspace/builds/worker-11/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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 85c22458be3066780419b42d5e6a702d933f6bb2663d6174f425f096476b7ca4
[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" "85c22458be3066780419b42d5e6a702d933f6bb2663d6174f425f096476b7ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85c22458be3066780419b42d5e6a702d933f6bb2663d6174f425f096476b7ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c22458be3066780419b42d5e6a702d933f6bb2663d6174f425f096476b7ca4", kill_on_drop: false }`
[INFO] [stdout] 85c22458be3066780419b42d5e6a702d933f6bb2663d6174f425f096476b7ca4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] aa441798d71fc2349cdbe68adf2c3f1b64423c3c22b729d0963ea56fbe40331a
[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" "aa441798d71fc2349cdbe68adf2c3f1b64423c3c22b729d0963ea56fbe40331a", kill_on_drop: false }`
[INFO] [stderr]    Compiling grappes v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "aa441798d71fc2349cdbe68adf2c3f1b64423c3c22b729d0963ea56fbe40331a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa441798d71fc2349cdbe68adf2c3f1b64423c3c22b729d0963ea56fbe40331a", kill_on_drop: false }`
[INFO] [stdout] aa441798d71fc2349cdbe68adf2c3f1b64423c3c22b729d0963ea56fbe40331a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] b2e7fc3306b25bfa3dbe790723584df250989e8c3715a728b46cf2c91d2996e8
[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" "b2e7fc3306b25bfa3dbe790723584df250989e8c3715a728b46cf2c91d2996e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling grappes v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `Command { std: "docker" "inspect" "b2e7fc3306b25bfa3dbe790723584df250989e8c3715a728b46cf2c91d2996e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e7fc3306b25bfa3dbe790723584df250989e8c3715a728b46cf2c91d2996e8", kill_on_drop: false }`
[INFO] [stdout] b2e7fc3306b25bfa3dbe790723584df250989e8c3715a728b46cf2c91d2996e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8294aa32b4bb93fa62a1ec98d543932a924bd9b6259f2d72317d090136380394
[INFO] running `Command { std: "docker" "start" "-a" "8294aa32b4bb93fa62a1ec98d543932a924bd9b6259f2d72317d090136380394", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grappes-ec3c40a0bd3a8ab8
[INFO] [stdout] running 4 tests
[INFO] [stdout] test kmeans::tests::test_squared_distances ... ok
[INFO] [stdout] test kmeans::tests::test_update_centroids ... ok
[INFO] [stdout] test kmeans::tests::test_update_clusters ... ok
[INFO] [stderr]    Doc-tests grappes
[INFO] [stdout] test kmeans::tests::test_kmeans ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "8294aa32b4bb93fa62a1ec98d543932a924bd9b6259f2d72317d090136380394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8294aa32b4bb93fa62a1ec98d543932a924bd9b6259f2d72317d090136380394", kill_on_drop: false }`
[INFO] [stdout] 8294aa32b4bb93fa62a1ec98d543932a924bd9b6259f2d72317d090136380394