[INFO] cloning repository https://github.com/rickbeeloo/gmm-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rickbeeloo/gmm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickbeeloo%2Fgmm-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickbeeloo%2Fgmm-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 208f5f26addf96c9eaf4c6139a9526fb402c3197
[INFO] testing rickbeeloo/gmm-rs against 1.91.0 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickbeeloo%2Fgmm-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rickbeeloo/gmm-rs
[INFO] finished tweaking git repo https://github.com/rickbeeloo/gmm-rs
[INFO] tweaked toml for git repo https://github.com/rickbeeloo/gmm-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rickbeeloo/gmm-rs on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rickbeeloo/gmm-rs 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.4.6
[INFO] [stderr]   Downloaded matrixmultiply v0.3.9
[INFO] [stderr]   Downloaded portable-atomic v1.10.0
[INFO] [stderr]   Downloaded ndarray v0.16.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3c26027b67d0f73a9b42b6f416fd1629d98f78d8026a41d157f8a5ca6f2e3fb
[INFO] running `Command { std: "docker" "start" "-a" "a3c26027b67d0f73a9b42b6f416fd1629d98f78d8026a41d157f8a5ca6f2e3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3c26027b67d0f73a9b42b6f416fd1629d98f78d8026a41d157f8a5ca6f2e3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c26027b67d0f73a9b42b6f416fd1629d98f78d8026a41d157f8a5ca6f2e3fb", kill_on_drop: false }`
[INFO] [stdout] a3c26027b67d0f73a9b42b6f416fd1629d98f78d8026a41d157f8a5ca6f2e3fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc5f88d345f45741904e697cc7b0fa5ed773656e3aad1c0c7cfd020c3427371b
[INFO] running `Command { std: "docker" "start" "-a" "fc5f88d345f45741904e697cc7b0fa5ed773656e3aad1c0c7cfd020c3427371b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling gmm-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/lib.rs:163:22
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 for (j, (mu_j, cov_j)) in means.rows().into_iter().zip(covars.iter()).enumerate() {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `compute_cov` is never used
[INFO] [stdout]    --> src/lib.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl GaussianMixtureModel {
[INFO] [stdout]     | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 257 |     fn compute_cov(&self, diff: ArrayView1<f64>, weight: f64) -> Array2<f64> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.07s
[INFO] running `Command { std: "docker" "inspect" "fc5f88d345f45741904e697cc7b0fa5ed773656e3aad1c0c7cfd020c3427371b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc5f88d345f45741904e697cc7b0fa5ed773656e3aad1c0c7cfd020c3427371b", kill_on_drop: false }`
[INFO] [stdout] fc5f88d345f45741904e697cc7b0fa5ed773656e3aad1c0c7cfd020c3427371b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a46d1d31b7c8e5b360cced4745dbdfd55e00ae81a714d797772e836e49ad0b71
[INFO] running `Command { std: "docker" "start" "-a" "a46d1d31b7c8e5b360cced4745dbdfd55e00ae81a714d797772e836e49ad0b71", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmm-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/lib.rs:163:22
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 for (j, (mu_j, cov_j)) in means.rows().into_iter().zip(covars.iter()).enumerate() {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `compute_cov` is never used
[INFO] [stdout]    --> src/lib.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl GaussianMixtureModel {
[INFO] [stdout]     | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 257 |     fn compute_cov(&self, diff: ArrayView1<f64>, weight: f64) -> Array2<f64> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/lib.rs:163:22
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 for (j, (mu_j, cov_j)) in means.rows().into_iter().zip(covars.iter()).enumerate() {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `compute_cov` is never used
[INFO] [stdout]    --> src/lib.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl GaussianMixtureModel {
[INFO] [stdout]     | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 257 |     fn compute_cov(&self, diff: ArrayView1<f64>, weight: f64) -> Array2<f64> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "a46d1d31b7c8e5b360cced4745dbdfd55e00ae81a714d797772e836e49ad0b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46d1d31b7c8e5b360cced4745dbdfd55e00ae81a714d797772e836e49ad0b71", kill_on_drop: false }`
[INFO] [stdout] a46d1d31b7c8e5b360cced4745dbdfd55e00ae81a714d797772e836e49ad0b71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4dc94eb621aa387608fcaa7cd954e3404e68ac758f808b19e5a7029e6d93f17
[INFO] running `Command { std: "docker" "start" "-a" "a4dc94eb621aa387608fcaa7cd954e3404e68ac758f808b19e5a7029e6d93f17", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]    --> src/lib.rs:163:22
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 for (j, (mu_j, cov_j)) in means.rows().into_iter().zip(covars.iter()).enumerate() {
[INFO] [stderr]     |                      ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `compute_cov` is never used
[INFO] [stderr]    --> src/lib.rs:257:8
[INFO] [stderr]     |
[INFO] [stderr]  24 | impl GaussianMixtureModel {
[INFO] [stderr]     | ------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 257 |     fn compute_cov(&self, diff: ArrayView1<f64>, weight: f64) -> Array2<f64> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gmm-rs` (lib) generated 2 warnings
[INFO] [stderr] warning: `gmm-rs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gmm_rs-bdea5038817ace0c)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_covars_none ... ok
[INFO] [stdout] test tests::test_negative_mixtures ... ok
[INFO] [stdout] test tests::test_wrong_length_mixtures ... ok
[INFO] [stdout] test tests::test_means_none ... ok
[INFO] [stdout] test tests::test_basic_training ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gmm_rs
[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" "a4dc94eb621aa387608fcaa7cd954e3404e68ac758f808b19e5a7029e6d93f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4dc94eb621aa387608fcaa7cd954e3404e68ac758f808b19e5a7029e6d93f17", kill_on_drop: false }`
[INFO] [stdout] a4dc94eb621aa387608fcaa7cd954e3404e68ac758f808b19e5a7029e6d93f17