[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 master#d117135f5a9b69ee3adfb1918aa25616758bf692 for pr-107251 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopez86%2Frust-mlearn" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lopez86/rust-mlearn on toolchain d117135f5a9b69ee3adfb1918aa25616758bf692 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "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-2-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" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cauchy v0.2.2 [INFO] [stderr] Downloaded lapack-src v0.4.0 [INFO] [stderr] Downloaded lapacke v0.2.0 [INFO] [stderr] Downloaded lapacke-sys v0.1.4 [INFO] [stderr] Downloaded blas-src v0.4.0 [INFO] [stderr] Downloaded ndarray-linalg v0.12.0 [INFO] [stderr] Downloaded netlib-src v0.7.4 [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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 280d204b096640ec4dd34a67df39ad9fedca43e777e2b4d2cbe89a84c142d1b5 [INFO] running `Command { std: "docker" "start" "-a" "280d204b096640ec4dd34a67df39ad9fedca43e777e2b4d2cbe89a84c142d1b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "280d204b096640ec4dd34a67df39ad9fedca43e777e2b4d2cbe89a84c142d1b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "280d204b096640ec4dd34a67df39ad9fedca43e777e2b4d2cbe89a84c142d1b5", kill_on_drop: false }` [INFO] [stdout] 280d204b096640ec4dd34a67df39ad9fedca43e777e2b4d2cbe89a84c142d1b5 [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=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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ace0de7297a1ca98fc849d773bec35dcfe3161359b5a1815f290b68fa976133e [INFO] running `Command { std: "docker" "start" "-a" "ace0de7297a1ca98fc849d773bec35dcfe3161359b5a1815f290b68fa976133e", 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 serde v1.0.104 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling matrixmultiply v0.2.3 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling blas-src v0.2.1 [INFO] [stderr] Compiling blas-src v0.4.0 [INFO] [stderr] Compiling lapack-src v0.4.0 [INFO] [stderr] Compiling c2-chacha v0.2.3 [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 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_chacha v0.2.1 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling rand_distr v0.2.2 [INFO] [stderr] Compiling lapacke v0.2.0 [INFO] [stderr] Compiling cauchy v0.2.2 [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 18.01s [INFO] running `Command { std: "docker" "inspect" "ace0de7297a1ca98fc849d773bec35dcfe3161359b5a1815f290b68fa976133e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ace0de7297a1ca98fc849d773bec35dcfe3161359b5a1815f290b68fa976133e", kill_on_drop: false }` [INFO] [stdout] ace0de7297a1ca98fc849d773bec35dcfe3161359b5a1815f290b68fa976133e [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=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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b62eeb25cfe165a8d22eb20091aa9202b434850bbbfcc082ac5fb5ab69628730 [INFO] running `Command { std: "docker" "start" "-a" "b62eeb25cfe165a8d22eb20091aa9202b434850bbbfcc082ac5fb5ab69628730", 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 5m 01s [INFO] running `Command { std: "docker" "inspect" "b62eeb25cfe165a8d22eb20091aa9202b434850bbbfcc082ac5fb5ab69628730", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b62eeb25cfe165a8d22eb20091aa9202b434850bbbfcc082ac5fb5ab69628730", kill_on_drop: false }` [INFO] [stdout] b62eeb25cfe165a8d22eb20091aa9202b434850bbbfcc082ac5fb5ab69628730 [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=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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ee95233e9937091bc980152eb69c00b035b0c6f4b9a2054898cf8794e5d086f3 [INFO] running `Command { std: "docker" "start" "-a" "ee95233e9937091bc980152eb69c00b035b0c6f4b9a2054898cf8794e5d086f3", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mlearn-dec2817d0f3d5fce) [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 linear_regression::tests::test_zero_initializer ... 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_logistic_regression_probabilities ... ok [INFO] [stdout] test logistic_regression::tests::test_logistic_regression_predictions ... 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 0.05s [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/rustdoctestzHWu66/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 0.87s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "ee95233e9937091bc980152eb69c00b035b0c6f4b9a2054898cf8794e5d086f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee95233e9937091bc980152eb69c00b035b0c6f4b9a2054898cf8794e5d086f3", kill_on_drop: false }` [INFO] [stdout] ee95233e9937091bc980152eb69c00b035b0c6f4b9a2054898cf8794e5d086f3