[INFO] updating cached repository onozeam/ML-from-scratch-with-Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/onozeam/ML-from-scratch-with-Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/onozeam/ML-from-scratch-with-Rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/onozeam/ML-from-scratch-with-Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/onozeam/ML-from-scratch-with-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/onozeam/ML-from-scratch-with-Rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/onozeam/ML-from-scratch-with-Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/onozeam/ML-from-scratch-with-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7581f5f16ab30a447c4141ceb9dca6f431d7976d
[INFO] sha for GitHub repo onozeam/ML-from-scratch-with-Rust: 7581f5f16ab30a447c4141ceb9dca6f431d7976d
[INFO] validating manifest of onozeam/ML-from-scratch-with-Rust on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of onozeam/ML-from-scratch-with-Rust on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing onozeam/ML-from-scratch-with-Rust
[INFO] finished frobbing onozeam/ML-from-scratch-with-Rust
[INFO] frobbed toml for onozeam/ML-from-scratch-with-Rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/onozeam/ML-from-scratch-with-Rust/Cargo.toml
[INFO] started frobbing onozeam/ML-from-scratch-with-Rust
[INFO] finished frobbing onozeam/ML-from-scratch-with-Rust
[INFO] frobbed toml for onozeam/ML-from-scratch-with-Rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/onozeam/ML-from-scratch-with-Rust/Cargo.toml
[INFO] crate onozeam/ML-from-scratch-with-Rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing onozeam/ML-from-scratch-with-Rust against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/onozeam/ML-from-scratch-with-Rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3d54799f8bf0631d0bc0fd50d3df9c666f8267e3befb7e494e073397b97a1bad
[INFO] running `"docker" "start" "-a" "3d54799f8bf0631d0bc0fd50d3df9c666f8267e3befb7e494e073397b97a1bad"`
[INFO] [stderr]    Compiling openblas-src v0.6.1
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling rand v0.4.5
[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling lapacke-sys v0.1.4
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling lapacke v0.2.0
[INFO] [stderr]    Compiling blas-src v0.2.1
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling libmath v0.1.4
[INFO] [stderr]    Compiling procedurals v0.3.1
[INFO] [stderr]    Compiling derive-new v0.5.6
[INFO] [stderr]    Compiling ndarray-rand v0.9.0
[INFO] [stderr]    Compiling ndarray-linalg v0.10.0
[INFO] [stderr]    Compiling ml_from_scratch_with_rust v0.1.0 (/opt/crater/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] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.ml_from_scratch_with_rust.ds4bzutt-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08" "/opt/crater/target/debug/deps/ml_from_scratch_with_rust-eb59b9cc1c4a3d08.cbwcs3dth49pv4.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libmath-9303802d7afa33ec.rlib" "/opt/crater/target/debug/deps/librand-1d4413ea06d16cec.rlib" "/opt/crater/target/debug/deps/librand-0ad5e82957766d1c.rlib" "/opt/crater/target/debug/deps/libndarray_rand-50322e4c385c5818.rlib" "/opt/crater/target/debug/deps/libndarray-990ecec7abe6d563.rlib" "/opt/crater/target/debug/deps/libnum_complex-d5ace8b8e5ba30d6.rlib" "/opt/crater/target/debug/deps/libnum_traits-86600a016bc21e91.rlib" "/opt/crater/target/debug/deps/libitertools-51c27226fd518529.rlib" "/opt/crater/target/debug/deps/libeither-1d8cfd8a86cf0dc0.rlib" "/opt/crater/target/debug/deps/libmatrixmultiply-073e3445d983e7bf.rlib" "/opt/crater/target/debug/deps/librawpointer-21fcc3474eb85ebb.rlib" "/opt/crater/target/debug/deps/libblas_src-364869e2a918594c.rlib" "/opt/crater/target/debug/deps/libopenblas_src-d2ea9a5cd0f71b1e.rlib" "/opt/crater/target/debug/deps/libcblas_sys-0b835027b64948c3.rlib" "/opt/crater/target/debug/deps/librand-4064645a645d9959.rlib" "/opt/crater/target/debug/deps/librand_xorshift-f8a998e3624ee34f.rlib" "/opt/crater/target/debug/deps/librand_pcg-9bed347662758de4.rlib" "/opt/crater/target/debug/deps/librand_hc-6a64bd9792c35560.rlib" "/opt/crater/target/debug/deps/librand_chacha-e1e4b2c0c7ed7ed1.rlib" "/opt/crater/target/debug/deps/librand_isaac-f09feb6901c6cac7.rlib" "/opt/crater/target/debug/deps/librand_os-328c6266c995028c.rlib" "/opt/crater/target/debug/deps/liblibc-53398b030dc76cdf.rlib" "/opt/crater/target/debug/deps/librand_core-562aeeaf733cf7c9.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-4a76ff35a356aedf.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e11c7b3b3225afe2.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-13217ede3d276f16.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-621a9ee22da6caa1.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-546c844e8071bbeb.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-be9569e4d599746f.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-47d8845cef2a3bc5.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-017511bce73a530c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-be7979c57a08057b.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d6459c4f0817c67c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-580035dd98451925.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-aee5c24fff305dea.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8a55a4098920125a.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-9fc4b5be2ba5cc19.rlib" "-Wl,-Bdynamic" "-lgfortran" "-lopenblas" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lopenblas
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `ml_from_scratch_with_rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3d54799f8bf0631d0bc0fd50d3df9c666f8267e3befb7e494e073397b97a1bad"`
[INFO] running `"docker" "rm" "-f" "3d54799f8bf0631d0bc0fd50d3df9c666f8267e3befb7e494e073397b97a1bad"`
[INFO] [stdout] 3d54799f8bf0631d0bc0fd50d3df9c666f8267e3befb7e494e073397b97a1bad