[INFO] updating cached repository Kaduo/neural_net
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Kaduo/neural_net
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Kaduo/neural_net" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Kaduo/neural_net"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Kaduo/neural_net'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Kaduo/neural_net" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Kaduo/neural_net"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Kaduo/neural_net'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9f747397c0825c0c000e57a66574b9c6e53eb3fa
[INFO] sha for GitHub repo Kaduo/neural_net: 9f747397c0825c0c000e57a66574b9c6e53eb3fa
[INFO] validating manifest of Kaduo/neural_net on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Kaduo/neural_net on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Kaduo/neural_net
[INFO] finished frobbing Kaduo/neural_net
[INFO] frobbed toml for Kaduo/neural_net written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Kaduo/neural_net/Cargo.toml
[INFO] started frobbing Kaduo/neural_net
[INFO] finished frobbing Kaduo/neural_net
[INFO] frobbed toml for Kaduo/neural_net written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Kaduo/neural_net/Cargo.toml
[INFO] crate Kaduo/neural_net has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Kaduo/neural_net against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Kaduo/neural_net:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] e9d9a70e9d78a2f21d20f892e68b488aead8cb9fd8682dc962659592e6c4d8de
[INFO] running `"docker" "start" "-a" "e9d9a70e9d78a2f21d20f892e68b488aead8cb9fd8682dc962659592e6c4d8de"`
[INFO] [stderr]    Compiling serde v1.0.26
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling serde_derive v1.0.26
[INFO] [stderr]    Compiling alga v0.5.2
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling nalgebra v0.13.1
[INFO] [stderr]    Compiling neural_net v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.95s
[INFO] running `"docker" "inspect" "e9d9a70e9d78a2f21d20f892e68b488aead8cb9fd8682dc962659592e6c4d8de"`
[INFO] running `"docker" "rm" "-f" "e9d9a70e9d78a2f21d20f892e68b488aead8cb9fd8682dc962659592e6c4d8de"`
[INFO] [stdout] e9d9a70e9d78a2f21d20f892e68b488aead8cb9fd8682dc962659592e6c4d8de
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Kaduo/neural_net:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] ac3e6e0a7b96f7a3834e26cd0ad76ff456234c84ff7e14fe011e5bd3f07f8d1e
[INFO] running `"docker" "start" "-a" "ac3e6e0a7b96f7a3834e26cd0ad76ff456234c84ff7e14fe011e5bd3f07f8d1e"`
[INFO] [stderr]    Compiling neural_net v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `"docker" "inspect" "ac3e6e0a7b96f7a3834e26cd0ad76ff456234c84ff7e14fe011e5bd3f07f8d1e"`
[INFO] running `"docker" "rm" "-f" "ac3e6e0a7b96f7a3834e26cd0ad76ff456234c84ff7e14fe011e5bd3f07f8d1e"`
[INFO] [stdout] ac3e6e0a7b96f7a3834e26cd0ad76ff456234c84ff7e14fe011e5bd3f07f8d1e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Kaduo/neural_net:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] f27bb7cfa7ec7d8076c4f714091eb8721de88f45502abcb6277101b6074de2eb
[INFO] running `"docker" "start" "-a" "f27bb7cfa7ec7d8076c4f714091eb8721de88f45502abcb6277101b6074de2eb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/neural_net-04da696950d3ea79
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/neural_net-6fa4f0930323bef0
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests neural_net
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f27bb7cfa7ec7d8076c4f714091eb8721de88f45502abcb6277101b6074de2eb"`
[INFO] running `"docker" "rm" "-f" "f27bb7cfa7ec7d8076c4f714091eb8721de88f45502abcb6277101b6074de2eb"`
[INFO] [stdout] f27bb7cfa7ec7d8076c4f714091eb8721de88f45502abcb6277101b6074de2eb