[INFO] cloning repository https://github.com/daniel-pape/rusty-kmeans
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daniel-pape/rusty-kmeans" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-pape%2Frusty-kmeans", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-pape%2Frusty-kmeans'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97d20d6da1c370fb1baaaf684d9b85c8f12eb455
[INFO] testing daniel-pape/rusty-kmeans against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-pape%2Frusty-kmeans" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/daniel-pape/rusty-kmeans
[INFO] finished tweaking git repo https://github.com/daniel-pape/rusty-kmeans
[INFO] tweaked toml for git repo https://github.com/daniel-pape/rusty-kmeans written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/daniel-pape/rusty-kmeans on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/daniel-pape/rusty-kmeans already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16058df851dd96e648f8a43428995319b2557128679b9098eafa6157de2b710f
[INFO] running `Command { std: "docker" "start" "-a" "16058df851dd96e648f8a43428995319b2557128679b9098eafa6157de2b710f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16058df851dd96e648f8a43428995319b2557128679b9098eafa6157de2b710f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16058df851dd96e648f8a43428995319b2557128679b9098eafa6157de2b710f", kill_on_drop: false }`
[INFO] [stdout] 16058df851dd96e648f8a43428995319b2557128679b9098eafa6157de2b710f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57aa4586df8d9c31657bdea35e06f62c6e4b629500ca27b1adfba7f06826f648
[INFO] running `Command { std: "docker" "start" "-a" "57aa4586df8d9c31657bdea35e06f62c6e4b629500ca27b1adfba7f06826f648", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling csv v1.2.2
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling kmeans v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/vector.rs:155:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |             .map(|w| (Vector::squared_distance(v, w)))
[INFO] [stdout]     |                      ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 155 -             .map(|w| (Vector::squared_distance(v, w)))
[INFO] [stdout] 155 +             .map(|w| Vector::squared_distance(v, w) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.38s
[INFO] running `Command { std: "docker" "inspect" "57aa4586df8d9c31657bdea35e06f62c6e4b629500ca27b1adfba7f06826f648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57aa4586df8d9c31657bdea35e06f62c6e4b629500ca27b1adfba7f06826f648", kill_on_drop: false }`
[INFO] [stdout] 57aa4586df8d9c31657bdea35e06f62c6e4b629500ca27b1adfba7f06826f648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62b8a109c7bd482412b11bf8d4c179bcb808842dddd59e74060d58a00134badb
[INFO] running `Command { std: "docker" "start" "-a" "62b8a109c7bd482412b11bf8d4c179bcb808842dddd59e74060d58a00134badb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]    Compiling linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tempfile v3.7.1
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling proptest v1.2.0
[INFO] [stderr]    Compiling kmeans v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/vector.rs:155:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |             .map(|w| (Vector::squared_distance(v, w)))
[INFO] [stdout]     |                      ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 155 -             .map(|w| (Vector::squared_distance(v, w)))
[INFO] [stdout] 155 +             .map(|w| Vector::squared_distance(v, w) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/vector.rs:155:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |             .map(|w| (Vector::squared_distance(v, w)))
[INFO] [stdout]     |                      ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 155 -             .map(|w| (Vector::squared_distance(v, w)))
[INFO] [stdout] 155 +             .map(|w| Vector::squared_distance(v, w) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.68s
[INFO] running `Command { std: "docker" "inspect" "62b8a109c7bd482412b11bf8d4c179bcb808842dddd59e74060d58a00134badb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b8a109c7bd482412b11bf8d4c179bcb808842dddd59e74060d58a00134badb", kill_on_drop: false }`
[INFO] [stdout] 62b8a109c7bd482412b11bf8d4c179bcb808842dddd59e74060d58a00134badb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d4a9d6780f3763b6ee6408c618518632625fca1b5e724e02c5a9516d18cbdc8
[INFO] running `Command { std: "docker" "start" "-a" "5d4a9d6780f3763b6ee6408c618518632625fca1b5e724e02c5a9516d18cbdc8", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/vector.rs:155:22
[INFO] [stderr]     |
[INFO] [stderr] 155 |             .map(|w| (Vector::squared_distance(v, w)))
[INFO] [stderr]     |                      ^                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 155 -             .map(|w| (Vector::squared_distance(v, w)))
[INFO] [stderr] 155 +             .map(|w| Vector::squared_distance(v, w) )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `kmeans` (lib) generated 1 warning (run `cargo fix --lib -p kmeans` to apply 1 suggestion)
[INFO] [stderr] warning: `kmeans` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kmeans-75d851f88f399a31)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kmeans-5ca8a5c9c775adfe)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/custom_strategies.rs (/opt/rustwide/target/debug/deps/custom_strategies-f0e8480058141570)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/kmeans_test.rs (/opt/rustwide/target/debug/deps/kmeans_test-5a628ddc6fde61ad)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/squared_distance_test.rs (/opt/rustwide/target/debug/deps/squared_distance_test-ebbaca451e385864)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_find_nearest_centroid_v2 ... ok
[INFO] [stdout] test test_find_nearest_centroid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_squared_distance_to_zero ... ok
[INFO] [stdout] test test_squared_distance_to_itself ... ok
[INFO] [stdout] test test_squared_distance_is_non_negative ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.38s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/vector_test.rs (/opt/rustwide/target/debug/deps/vector_test-56b192f423196f25)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_entries ... ok
[INFO] [stdout] test test_zeros ... ok
[INFO] [stdout] test test_check_dimension - should panic ... ok
[INFO] [stdout] test test_add_zero_element ... ok
[INFO] [stdout] test test_add_inverse_element ... ok
[INFO] [stdout] test test_add_commutative ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kmeans
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/vector.rs:155:22
[INFO] [stderr]     |
[INFO] [stderr] 155 |             .map(|w| (Vector::squared_distance(v, w)))
[INFO] [stderr]     |                      ^                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 155 -             .map(|w| (Vector::squared_distance(v, w)))
[INFO] [stderr] 155 +             .map(|w| Vector::squared_distance(v, w) )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d4a9d6780f3763b6ee6408c618518632625fca1b5e724e02c5a9516d18cbdc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d4a9d6780f3763b6ee6408c618518632625fca1b5e724e02c5a9516d18cbdc8", kill_on_drop: false }`
[INFO] [stdout] 5d4a9d6780f3763b6ee6408c618518632625fca1b5e724e02c5a9516d18cbdc8