[INFO] updating cached repository dzharikhin/ml_example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dzharikhin/ml_example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dzharikhin/ml_example" "work/ex/beta-1.37-6/sources/1.36.0/gh/dzharikhin/ml_example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/dzharikhin/ml_example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dzharikhin/ml_example" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dzharikhin/ml_example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dzharikhin/ml_example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 85bfec1529dce86c9792da08cd1216ae7b68168a
[INFO] sha for GitHub repo dzharikhin/ml_example: 85bfec1529dce86c9792da08cd1216ae7b68168a
[INFO] validating manifest of dzharikhin/ml_example 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 dzharikhin/ml_example 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 dzharikhin/ml_example
[INFO] finished frobbing dzharikhin/ml_example
[INFO] frobbed toml for dzharikhin/ml_example written to work/ex/beta-1.37-6/sources/1.36.0/gh/dzharikhin/ml_example/Cargo.toml
[INFO] started frobbing dzharikhin/ml_example
[INFO] finished frobbing dzharikhin/ml_example
[INFO] frobbed toml for dzharikhin/ml_example written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dzharikhin/ml_example/Cargo.toml
[INFO] crate dzharikhin/ml_example 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing dzharikhin/ml_example 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-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/dzharikhin/ml_example:/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] 86bbf7fc1489aecec69b080e391aad8f7991727df14ed3e85939efe4fccfdace
[INFO] running `"docker" "start" "-a" "86bbf7fc1489aecec69b080e391aad8f7991727df14ed3e85939efe4fccfdace"`
[INFO] [stderr]    Compiling itertools v0.6.1
[INFO] [stderr]    Compiling ml-example v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `gate`
[INFO] [stderr]    --> src/neural/main.rs:127:1
[INFO] [stderr]     |
[INFO] [stderr] 127 | fn gate(val: f64) -> f64 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sigmoid_derivative`
[INFO] [stderr]    --> src/neural/main.rs:135:1
[INFO] [stderr]     |
[INFO] [stderr] 135 | fn sigmoid_derivative(x: f64) -> f64 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `"docker" "inspect" "86bbf7fc1489aecec69b080e391aad8f7991727df14ed3e85939efe4fccfdace"`
[INFO] running `"docker" "rm" "-f" "86bbf7fc1489aecec69b080e391aad8f7991727df14ed3e85939efe4fccfdace"`
[INFO] [stdout] 86bbf7fc1489aecec69b080e391aad8f7991727df14ed3e85939efe4fccfdace
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/dzharikhin/ml_example:/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] 471d28fbcdaa797ca55b0774e2ed12ba788e5e4c6763312b7b8314e708e6fbf3
[INFO] running `"docker" "start" "-a" "471d28fbcdaa797ca55b0774e2ed12ba788e5e4c6763312b7b8314e708e6fbf3"`
[INFO] [stderr]    Compiling ml-example v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `gate`
[INFO] [stderr]    --> src/neural/main.rs:127:1
[INFO] [stderr]     |
[INFO] [stderr] 127 | fn gate(val: f64) -> f64 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sigmoid_derivative`
[INFO] [stderr]    --> src/neural/main.rs:135:1
[INFO] [stderr]     |
[INFO] [stderr] 135 | fn sigmoid_derivative(x: f64) -> f64 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "471d28fbcdaa797ca55b0774e2ed12ba788e5e4c6763312b7b8314e708e6fbf3"`
[INFO] running `"docker" "rm" "-f" "471d28fbcdaa797ca55b0774e2ed12ba788e5e4c6763312b7b8314e708e6fbf3"`
[INFO] [stdout] 471d28fbcdaa797ca55b0774e2ed12ba788e5e4c6763312b7b8314e708e6fbf3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/dzharikhin/ml_example:/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] 1e9214a13802da12d4093a28f759b67eb6fb5395993ce51cdf7827d69fa3c512
[INFO] running `"docker" "start" "-a" "1e9214a13802da12d4093a28f759b67eb6fb5395993ce51cdf7827d69fa3c512"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/client-89533becb9f41777
[INFO] [stderr]      Running /opt/crater/target/debug/deps/daemon-0e97fb16e0236f5e
[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] [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" "1e9214a13802da12d4093a28f759b67eb6fb5395993ce51cdf7827d69fa3c512"`
[INFO] running `"docker" "rm" "-f" "1e9214a13802da12d4093a28f759b67eb6fb5395993ce51cdf7827d69fa3c512"`
[INFO] [stdout] 1e9214a13802da12d4093a28f759b67eb6fb5395993ce51cdf7827d69fa3c512