[INFO] crate lib_annex 0.1.4 is already in cache
[INFO] extracting crate lib_annex 0.1.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/lib_annex/0.1.4
[INFO] extracting crate lib_annex 0.1.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lib_annex/0.1.4
[INFO] validating manifest of lib_annex-0.1.4 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 lib_annex-0.1.4 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 lib_annex-0.1.4
[INFO] finished frobbing lib_annex-0.1.4
[INFO] frobbed toml for lib_annex-0.1.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/lib_annex/0.1.4/Cargo.toml
[INFO] started frobbing lib_annex-0.1.4
[INFO] finished frobbing lib_annex-0.1.4
[INFO] frobbed toml for lib_annex-0.1.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lib_annex/0.1.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 lib_annex-0.1.4 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lib_annex/0.1.4:/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] 7daca2cc7e389e90dd617dc79000346240e3002cfcbee3316866496396233695
[INFO] running `"docker" "start" "-a" "7daca2cc7e389e90dd617dc79000346240e3002cfcbee3316866496396233695"`
[INFO] [stderr]    Compiling lib_annex v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/activation.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type ActivatorFn = Fn(Num) -> Num;
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Num) -> Num`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "7daca2cc7e389e90dd617dc79000346240e3002cfcbee3316866496396233695"`
[INFO] running `"docker" "rm" "-f" "7daca2cc7e389e90dd617dc79000346240e3002cfcbee3316866496396233695"`
[INFO] [stdout] 7daca2cc7e389e90dd617dc79000346240e3002cfcbee3316866496396233695
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lib_annex/0.1.4:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 51022b60bdc4c83b2dd6a770363532e9c1d3e342900d56275ce341f9c60582db
[INFO] running `"docker" "start" "-a" "51022b60bdc4c83b2dd6a770363532e9c1d3e342900d56275ce341f9c60582db"`
[INFO] [stderr]    Compiling lib_annex v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/activation.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type ActivatorFn = Fn(Num) -> Num;
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Num) -> Num`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "51022b60bdc4c83b2dd6a770363532e9c1d3e342900d56275ce341f9c60582db"`
[INFO] running `"docker" "rm" "-f" "51022b60bdc4c83b2dd6a770363532e9c1d3e342900d56275ce341f9c60582db"`
[INFO] [stdout] 51022b60bdc4c83b2dd6a770363532e9c1d3e342900d56275ce341f9c60582db
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lib_annex/0.1.4:/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" "test" "--frozen"`
[INFO] [stdout] fb7df6cb4f422174410d76a688722331deb7e9c43a088141acc4c856b4dde9c5
[INFO] running `"docker" "start" "-a" "fb7df6cb4f422174410d76a688722331deb7e9c43a088141acc4c856b4dde9c5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lib_annex-3140da007a915a23
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test activation::test::relu_with_threshold_test ... ok
[INFO] [stdout] test activation::test::relu_test ... ok
[INFO] [stdout] test activation::test::relu_deriv_test ... ok
[INFO] [stdout] test activation::test::sigmoid_deriv_test ... ok
[INFO] [stdout] test activation::test::sigmoid_test ... ok
[INFO] [stdout] test dense::dense_tests::feedforward_test ... ok
[INFO] [stdout] test activation::test::tanh_test ... ok
[INFO] [stdout] test activation::test::tanh_deriv_test ... ok
[INFO] [stdout] test dense::dense_tests::backprop_test ... ok
[INFO] [stdout] test neuron::neuron_test::build_test ... ok
[INFO] [stdout] test neuron::neuron_test::backprop_test ... ok
[INFO] [stdout] test neuron::neuron_test::feedforward_test ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lib_annex
[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" "fb7df6cb4f422174410d76a688722331deb7e9c43a088141acc4c856b4dde9c5"`
[INFO] running `"docker" "rm" "-f" "fb7df6cb4f422174410d76a688722331deb7e9c43a088141acc4c856b4dde9c5"`
[INFO] [stdout] fb7df6cb4f422174410d76a688722331deb7e9c43a088141acc4c856b4dde9c5