[INFO] updating cached repository https://github.com/onozeam/ML-from-scratch-with-Rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7581f5f16ab30a447c4141ceb9dca6f431d7976d
[INFO] checking onozeam/ML-from-scratch-with-Rust against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonozeam%2FML-from-scratch-with-Rust" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/onozeam/ML-from-scratch-with-Rust on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/onozeam/ML-from-scratch-with-Rust
[INFO] finished tweaking git repo https://github.com/onozeam/ML-from-scratch-with-Rust
[INFO] tweaked toml for git repo https://github.com/onozeam/ML-from-scratch-with-Rust written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/onozeam/ML-from-scratch-with-Rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] eb9283737c8a0359b17e1e818aa2062309dbe0154ec956b1c941145a3182f398
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "eb9283737c8a0359b17e1e818aa2062309dbe0154ec956b1c941145a3182f398"`
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling openblas-src v0.6.1
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking rand v0.4.5
[INFO] [stderr]     Checking lapacke-sys v0.1.4
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]     Checking blas-src v0.2.1
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking libmath v0.1.4
[INFO] [stderr]     Checking lapacke v0.2.0
[INFO] [stderr]    Compiling derive-new v0.5.6
[INFO] [stderr]    Compiling procedurals v0.3.1
[INFO] [stderr]     Checking ndarray-linalg v0.10.0
[INFO] [stderr]     Checking ndarray-rand v0.9.0
[INFO] [stderr]     Checking ml_from_scratch_with_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Array`
[INFO] [stderr]  --> src/main.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ndarray::{Array, Array1, Array2, arr1, arr2};
[INFO] [stderr]   |               ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ndarray_rand::RandomExt`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use ndarray_rand::RandomExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::distributions::Uniform`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::distributions::Uniform;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Array`
[INFO] [stderr]  --> src/main.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ndarray::{Array, Array1, Array2, arr1, arr2};
[INFO] [stderr]   |               ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ndarray_rand::RandomExt`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use ndarray_rand::RandomExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::distributions::Uniform`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::distributions::Uniform;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.19s
[INFO] running `"docker" "inspect" "eb9283737c8a0359b17e1e818aa2062309dbe0154ec956b1c941145a3182f398"`
[INFO] running `"docker" "rm" "-f" "eb9283737c8a0359b17e1e818aa2062309dbe0154ec956b1c941145a3182f398"`
[INFO] [stdout] eb9283737c8a0359b17e1e818aa2062309dbe0154ec956b1c941145a3182f398