[INFO] updating cached repository root-parallax/perceptrons-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/root-parallax/perceptrons-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/root-parallax/perceptrons-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/root-parallax/perceptrons-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/root-parallax/perceptrons-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/root-parallax/perceptrons-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/root-parallax/perceptrons-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/root-parallax/perceptrons-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 90175cd3abe2e78b8e21ff1152bb9bc75c7754ed
[INFO] sha for GitHub repo root-parallax/perceptrons-rust: 90175cd3abe2e78b8e21ff1152bb9bc75c7754ed
[INFO] validating manifest of root-parallax/perceptrons-rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of root-parallax/perceptrons-rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing root-parallax/perceptrons-rust
[INFO] finished frobbing root-parallax/perceptrons-rust
[INFO] frobbed toml for root-parallax/perceptrons-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/root-parallax/perceptrons-rust/Cargo.toml
[INFO] started frobbing root-parallax/perceptrons-rust
[INFO] finished frobbing root-parallax/perceptrons-rust
[INFO] frobbed toml for root-parallax/perceptrons-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/root-parallax/perceptrons-rust/Cargo.toml
[INFO] crate root-parallax/perceptrons-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing root-parallax/perceptrons-rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/root-parallax/perceptrons-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 319e39f53944c98c7b90d4f934a1da39f64f6d2d0b79d2a6d080232bac7195d6
[INFO] running `"docker" "start" "-a" "319e39f53944c98c7b90d4f934a1da39f64f6d2d0b79d2a6d080232bac7195d6"`
[INFO] [stderr]    Compiling perceptrons v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "319e39f53944c98c7b90d4f934a1da39f64f6d2d0b79d2a6d080232bac7195d6"`
[INFO] running `"docker" "rm" "-f" "319e39f53944c98c7b90d4f934a1da39f64f6d2d0b79d2a6d080232bac7195d6"`
[INFO] [stdout] 319e39f53944c98c7b90d4f934a1da39f64f6d2d0b79d2a6d080232bac7195d6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/root-parallax/perceptrons-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 47c1eed0fde70b786ed7d068d942ba1c38567dfffdc4d9aea06a5b3039f2d361
[INFO] running `"docker" "start" "-a" "47c1eed0fde70b786ed7d068d942ba1c38567dfffdc4d9aea06a5b3039f2d361"`
[INFO] [stderr]    Compiling perceptrons v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "47c1eed0fde70b786ed7d068d942ba1c38567dfffdc4d9aea06a5b3039f2d361"`
[INFO] running `"docker" "rm" "-f" "47c1eed0fde70b786ed7d068d942ba1c38567dfffdc4d9aea06a5b3039f2d361"`
[INFO] [stdout] 47c1eed0fde70b786ed7d068d942ba1c38567dfffdc4d9aea06a5b3039f2d361
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/root-parallax/perceptrons-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] fff133b343f7a9c9119e38d9b475ed6613d72ef7589a5a91efe097762ad676cd
[INFO] running `"docker" "start" "-a" "fff133b343f7a9c9119e38d9b475ed6613d72ef7589a5a91efe097762ad676cd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/perceptrons-d315c7fe30042ea4
[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" "fff133b343f7a9c9119e38d9b475ed6613d72ef7589a5a91efe097762ad676cd"`
[INFO] running `"docker" "rm" "-f" "fff133b343f7a9c9119e38d9b475ed6613d72ef7589a5a91efe097762ad676cd"`
[INFO] [stdout] fff133b343f7a9c9119e38d9b475ed6613d72ef7589a5a91efe097762ad676cd