[INFO] updating cached repository pyk/rust-perceptron
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pyk/rust-perceptron
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pyk/rust-perceptron" "work/ex/beta-1.37-6/sources/1.36.0/gh/pyk/rust-perceptron"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/pyk/rust-perceptron'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pyk/rust-perceptron" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pyk/rust-perceptron"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pyk/rust-perceptron'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d896ae6b185ee3718c5cdff8aa67759f8e855355
[INFO] sha for GitHub repo pyk/rust-perceptron: d896ae6b185ee3718c5cdff8aa67759f8e855355
[INFO] validating manifest of pyk/rust-perceptron 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 pyk/rust-perceptron 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 pyk/rust-perceptron
[INFO] finished frobbing pyk/rust-perceptron
[INFO] frobbed toml for pyk/rust-perceptron written to work/ex/beta-1.37-6/sources/1.36.0/gh/pyk/rust-perceptron/Cargo.toml
[INFO] started frobbing pyk/rust-perceptron
[INFO] finished frobbing pyk/rust-perceptron
[INFO] frobbed toml for pyk/rust-perceptron written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pyk/rust-perceptron/Cargo.toml
[INFO] crate pyk/rust-perceptron 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 pyk/rust-perceptron against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/pyk/rust-perceptron:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] d376e3cd5c4ba6960d8200af2f6f837d3c177be00139b77a5e5986824e58df8c
[INFO] running `"docker" "start" "-a" "d376e3cd5c4ba6960d8200af2f6f837d3c177be00139b77a5e5986824e58df8c"`
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "d376e3cd5c4ba6960d8200af2f6f837d3c177be00139b77a5e5986824e58df8c"`
[INFO] running `"docker" "rm" "-f" "d376e3cd5c4ba6960d8200af2f6f837d3c177be00139b77a5e5986824e58df8c"`
[INFO] [stdout] d376e3cd5c4ba6960d8200af2f6f837d3c177be00139b77a5e5986824e58df8c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/pyk/rust-perceptron:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 013673ee27b201e947fae5dbc9453a47f6e708d67456871f9c2503989d32b8a8
[INFO] running `"docker" "start" "-a" "013673ee27b201e947fae5dbc9453a47f6e708d67456871f9c2503989d32b8a8"`
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "013673ee27b201e947fae5dbc9453a47f6e708d67456871f9c2503989d32b8a8"`
[INFO] running `"docker" "rm" "-f" "013673ee27b201e947fae5dbc9453a47f6e708d67456871f9c2503989d32b8a8"`
[INFO] [stdout] 013673ee27b201e947fae5dbc9453a47f6e708d67456871f9c2503989d32b8a8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/pyk/rust-perceptron:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 0f1b9f6fb347816cf79fe82fd974c4fcad5861ed040f2f568340542a9f4ed098
[INFO] running `"docker" "start" "-a" "0f1b9f6fb347816cf79fe82fd974c4fcad5861ed040f2f568340542a9f4ed098"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/perceptron-6c0da654d3925b1e
[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" "0f1b9f6fb347816cf79fe82fd974c4fcad5861ed040f2f568340542a9f4ed098"`
[INFO] running `"docker" "rm" "-f" "0f1b9f6fb347816cf79fe82fd974c4fcad5861ed040f2f568340542a9f4ed098"`
[INFO] [stdout] 0f1b9f6fb347816cf79fe82fd974c4fcad5861ed040f2f568340542a9f4ed098