[INFO] updating cached repository spacecowboy/scarecrow
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/spacecowboy/scarecrow
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/spacecowboy/scarecrow" "work/ex/beta-1.37-6/sources/1.36.0/gh/spacecowboy/scarecrow"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/spacecowboy/scarecrow'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/spacecowboy/scarecrow" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/spacecowboy/scarecrow"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/spacecowboy/scarecrow'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 11e5df59b4460880f77b1bdf601966debb30643a
[INFO] sha for GitHub repo spacecowboy/scarecrow: 11e5df59b4460880f77b1bdf601966debb30643a
[INFO] validating manifest of spacecowboy/scarecrow 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 spacecowboy/scarecrow 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 spacecowboy/scarecrow
[INFO] finished frobbing spacecowboy/scarecrow
[INFO] frobbed toml for spacecowboy/scarecrow written to work/ex/beta-1.37-6/sources/1.36.0/gh/spacecowboy/scarecrow/Cargo.toml
[INFO] started frobbing spacecowboy/scarecrow
[INFO] finished frobbing spacecowboy/scarecrow
[INFO] frobbed toml for spacecowboy/scarecrow written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/spacecowboy/scarecrow/Cargo.toml
[INFO] crate spacecowboy/scarecrow 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 spacecowboy/scarecrow 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/spacecowboy/scarecrow:/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] 4d3ff657d5efd43d4678208bf458bfe2664178eddd759a14f0e96a6dcd0d1fed
[INFO] running `"docker" "start" "-a" "4d3ff657d5efd43d4678208bf458bfe2664178eddd759a14f0e96a6dcd0d1fed"`
[INFO] [stderr]    Compiling scarecrow v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "4d3ff657d5efd43d4678208bf458bfe2664178eddd759a14f0e96a6dcd0d1fed"`
[INFO] running `"docker" "rm" "-f" "4d3ff657d5efd43d4678208bf458bfe2664178eddd759a14f0e96a6dcd0d1fed"`
[INFO] [stdout] 4d3ff657d5efd43d4678208bf458bfe2664178eddd759a14f0e96a6dcd0d1fed
[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/spacecowboy/scarecrow:/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] 6b7fc76622ef4fba1ac085a060a492126a65dc59e4d4d8ec48cad990bc30c2ca
[INFO] running `"docker" "start" "-a" "6b7fc76622ef4fba1ac085a060a492126a65dc59e4d4d8ec48cad990bc30c2ca"`
[INFO] [stderr]    Compiling scarecrow v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "6b7fc76622ef4fba1ac085a060a492126a65dc59e4d4d8ec48cad990bc30c2ca"`
[INFO] running `"docker" "rm" "-f" "6b7fc76622ef4fba1ac085a060a492126a65dc59e4d4d8ec48cad990bc30c2ca"`
[INFO] [stdout] 6b7fc76622ef4fba1ac085a060a492126a65dc59e4d4d8ec48cad990bc30c2ca
[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/spacecowboy/scarecrow:/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] 94904f8a6fda99a9ebc38049a127caa1085b7bae398caf6c68aa96c10e3528f1
[INFO] running `"docker" "start" "-a" "94904f8a6fda99a9ebc38049a127caa1085b7bae398caf6c68aa96c10e3528f1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/scarecrow-77a1c2bc8ee775d5
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test layers::tests::hyperbolic_derivo ... ok
[INFO] [stdout] test layers::tests::dense_delta_from_inputs ... ok
[INFO] [stdout] test layers::tests::rectified_output ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test utils::tests::add_test ... ok
[INFO] [stdout] test layers::tests::sigmoid_delta_from_outputs ... ok
[INFO] [stdout] test layers::tests::sigmoid_output ... ok
[INFO] [stdout] test utils::tests::dot_test ... ok
[INFO] [stdout] test utils::tests::normal_vector_test ... ok
[INFO] [stdout] test utils::tests::product_test ... ok
[INFO] [stdout] test utils::tests::sum_test ... ok
[INFO] [stdout] test layers::tests::rectified_delta_from_inputs ... ok
[INFO] [stdout] test layers::tests::dense_derivw ... ok
[INFO] [stdout] test layers::tests::dense_output ... ok
[INFO] [stdout] test layers::tests::hyperbolic_output ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sgd-280efde3e5f6d301
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test train_xor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scarecrow
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs -  (line 29) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 48) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 70) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 80) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "94904f8a6fda99a9ebc38049a127caa1085b7bae398caf6c68aa96c10e3528f1"`
[INFO] running `"docker" "rm" "-f" "94904f8a6fda99a9ebc38049a127caa1085b7bae398caf6c68aa96c10e3528f1"`
[INFO] [stdout] 94904f8a6fda99a9ebc38049a127caa1085b7bae398caf6c68aa96c10e3528f1