[INFO] cloning repository https://github.com/lopez86/rust-mlearn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lopez86/rust-mlearn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopez86%2Frust-mlearn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopez86%2Frust-mlearn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71198456a7207590b9c519b552464feab0f57d1f
[INFO] testing lopez86/rust-mlearn against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopez86%2Frust-mlearn" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lopez86/rust-mlearn on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lopez86/rust-mlearn
[INFO] finished tweaking git repo https://github.com/lopez86/rust-mlearn
[INFO] tweaked toml for git repo https://github.com/lopez86/rust-mlearn written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lopez86/rust-mlearn 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lapacke-sys v0.1.4
[INFO] [stderr]   Downloaded cauchy v0.2.2
[INFO] [stderr]   Downloaded cblas-sys v0.1.4
[INFO] [stderr]   Downloaded blas-src v0.2.1
[INFO] [stderr]   Downloaded ndarray-rand v0.11.0
[INFO] [stderr]   Downloaded ndarray v0.13.0
[INFO] [stderr]   Downloaded lapacke v0.2.0
[INFO] [stderr]   Downloaded netlib-src v0.7.4
[INFO] [stderr]   Downloaded blas-src v0.4.0
[INFO] [stderr]   Downloaded lapack-src v0.4.0
[INFO] [stderr]   Downloaded ndarray-linalg v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d90f054b8c704eaa81b04a948df7b16a1003e23a111b2b496dc0fa03292f4d00
[INFO] running `Command { std: "docker" "start" "-a" "d90f054b8c704eaa81b04a948df7b16a1003e23a111b2b496dc0fa03292f4d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d90f054b8c704eaa81b04a948df7b16a1003e23a111b2b496dc0fa03292f4d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90f054b8c704eaa81b04a948df7b16a1003e23a111b2b496dc0fa03292f4d00", kill_on_drop: false }`
[INFO] [stdout] d90f054b8c704eaa81b04a948df7b16a1003e23a111b2b496dc0fa03292f4d00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9680e9e39c3d2c2a92c6ef3711df121c44041c4bf31e95e56ec78de7b4d5ac2e
[INFO] running `Command { std: "docker" "start" "-a" "9680e9e39c3d2c2a92c6ef3711df121c44041c4bf31e95e56ec78de7b4d5ac2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling blas-src v0.2.1
[INFO] [stderr]    Compiling lapack-src v0.4.0
[INFO] [stderr]    Compiling blas-src v0.4.0
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling lapacke-sys v0.1.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling cauchy v0.2.2
[INFO] [stderr]    Compiling lapacke v0.2.0
[INFO] [stderr]    Compiling ndarray-linalg v0.12.0
[INFO] [stderr]    Compiling ndarray-rand v0.11.0
[INFO] [stderr]    Compiling mlearn v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.70s
[INFO] running `Command { std: "docker" "inspect" "9680e9e39c3d2c2a92c6ef3711df121c44041c4bf31e95e56ec78de7b4d5ac2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9680e9e39c3d2c2a92c6ef3711df121c44041c4bf31e95e56ec78de7b4d5ac2e", kill_on_drop: false }`
[INFO] [stdout] 9680e9e39c3d2c2a92c6ef3711df121c44041c4bf31e95e56ec78de7b4d5ac2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1743f7837d1bfcd18bd56814a9fd6fafcd5b9e7e5a6103f274173109c2a7c08
[INFO] running `Command { std: "docker" "start" "-a" "a1743f7837d1bfcd18bd56814a9fd6fafcd5b9e7e5a6103f274173109c2a7c08", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling netlib-src v0.7.4
[INFO] [stderr]    Compiling mlearn v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 48.48s
[INFO] running `Command { std: "docker" "inspect" "a1743f7837d1bfcd18bd56814a9fd6fafcd5b9e7e5a6103f274173109c2a7c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1743f7837d1bfcd18bd56814a9fd6fafcd5b9e7e5a6103f274173109c2a7c08", kill_on_drop: false }`
[INFO] [stdout] a1743f7837d1bfcd18bd56814a9fd6fafcd5b9e7e5a6103f274173109c2a7c08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71bcc8414d4192346bee2f8340615c29aa31e0daad1d636cfc00b6c1708c9101
[INFO] running `Command { std: "docker" "start" "-a" "71bcc8414d4192346bee2f8340615c29aa31e0daad1d636cfc00b6c1708c9101", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mlearn-78bc2ee489c0b307)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test linear_regression::tests::test_linear_regressor ... ok
[INFO] [stdout] test linear_regression::tests::test_regularized_matrix_solver ... ok
[INFO] [stdout] test linear_regression::tests::test_linear_matrix_solver ... ok
[INFO] [stdout] test logistic_regression::tests::test_logistic_regression_predictions ... ok
[INFO] [stdout] test linear_regression::tests::test_zero_initializer ... ok
[INFO] [stdout] test logistic_regression::tests::test_logistic_regression_probabilities ... ok
[INFO] [stdout] test metrics::tests::test_mean_absolute_error ... ok
[INFO] [stdout] test metrics::tests::test_mean_squared_error ... ok
[INFO] [stdout] test logistic_regression::tests::test_newtons_method_optimization ... ok
[INFO] [stdout] test linear_regression::tests::test_solve_singular_matrix - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mlearn
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] Test executable failed (exit status: 127).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] /tmp/rustdoctestOFqKIN/rust_out: error while loading shared libraries: libcblas.so: cannot open shared object file: No such file or directory
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "71bcc8414d4192346bee2f8340615c29aa31e0daad1d636cfc00b6c1708c9101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71bcc8414d4192346bee2f8340615c29aa31e0daad1d636cfc00b6c1708c9101", kill_on_drop: false }`
[INFO] [stdout] 71bcc8414d4192346bee2f8340615c29aa31e0daad1d636cfc00b6c1708c9101
