[INFO] updating cached repository Zuchis/genetic-algorithm-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Zuchis/genetic-algorithm-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Zuchis/genetic-algorithm-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/Zuchis/genetic-algorithm-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Zuchis/genetic-algorithm-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Zuchis/genetic-algorithm-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Zuchis/genetic-algorithm-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Zuchis/genetic-algorithm-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5bcf070273532deade17285dc55bb4ffaed1e1b0
[INFO] sha for GitHub repo Zuchis/genetic-algorithm-rust: 5bcf070273532deade17285dc55bb4ffaed1e1b0
[INFO] validating manifest of Zuchis/genetic-algorithm-rust 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 Zuchis/genetic-algorithm-rust 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 Zuchis/genetic-algorithm-rust
[INFO] finished frobbing Zuchis/genetic-algorithm-rust
[INFO] frobbed toml for Zuchis/genetic-algorithm-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/Zuchis/genetic-algorithm-rust/Cargo.toml
[INFO] started frobbing Zuchis/genetic-algorithm-rust
[INFO] finished frobbing Zuchis/genetic-algorithm-rust
[INFO] frobbed toml for Zuchis/genetic-algorithm-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Zuchis/genetic-algorithm-rust/Cargo.toml
[INFO] crate Zuchis/genetic-algorithm-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Zuchis/genetic-algorithm-rust 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Zuchis/genetic-algorithm-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 0a031302c9de874309ce366b8170c9c8da6d04de16249ef5ef4df47317b80147
[INFO] running `"docker" "start" "-a" "0a031302c9de874309ce366b8170c9c8da6d04de16249ef5ef4df47317b80147"`
[INFO] [stderr]    Compiling num-complex v0.1.37
[INFO] [stderr]    Compiling num-bigint v0.1.37
[INFO] [stderr]    Compiling num-rational v0.1.36
[INFO] [stderr]    Compiling num v0.1.37
[INFO] [stderr]    Compiling genetic-algorithm-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/fitness.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn fitness(&self, &Fn(&T) -> f64) -> f64;
[INFO] [stderr]   |                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> f64`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fitness.rs:12:27
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn fitness(&self, f: &Fn(&T) -> f64) -> f64 {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/crossover.rs:44:39
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let interval = Range::new(1usize, (parent1.len() -1));
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.77s
[INFO] running `"docker" "inspect" "0a031302c9de874309ce366b8170c9c8da6d04de16249ef5ef4df47317b80147"`
[INFO] running `"docker" "rm" "-f" "0a031302c9de874309ce366b8170c9c8da6d04de16249ef5ef4df47317b80147"`
[INFO] [stdout] 0a031302c9de874309ce366b8170c9c8da6d04de16249ef5ef4df47317b80147
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Zuchis/genetic-algorithm-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 07bb486873e74b665d7bdf846d0929898a1974841662bf91b97067b4f92228b9
[INFO] running `"docker" "start" "-a" "07bb486873e74b665d7bdf846d0929898a1974841662bf91b97067b4f92228b9"`
[INFO] [stderr]    Compiling genetic-algorithm-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/fitness.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn fitness(&self, &Fn(&T) -> f64) -> f64;
[INFO] [stderr]   |                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> f64`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fitness.rs:12:27
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn fitness(&self, f: &Fn(&T) -> f64) -> f64 {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/crossover.rs:44:39
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let interval = Range::new(1usize, (parent1.len() -1));
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "07bb486873e74b665d7bdf846d0929898a1974841662bf91b97067b4f92228b9"`
[INFO] running `"docker" "rm" "-f" "07bb486873e74b665d7bdf846d0929898a1974841662bf91b97067b4f92228b9"`
[INFO] [stdout] 07bb486873e74b665d7bdf846d0929898a1974841662bf91b97067b4f92228b9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Zuchis/genetic-algorithm-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7e36dcc24349d53c4328eec72e2f3f9db0cfe15a117bf22ba2f8c0850ed2068b
[INFO] running `"docker" "start" "-a" "7e36dcc24349d53c4328eec72e2f3f9db0cfe15a117bf22ba2f8c0850ed2068b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/genetic_algorithm_rust-fec70fc62060186b
[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" "7e36dcc24349d53c4328eec72e2f3f9db0cfe15a117bf22ba2f8c0850ed2068b"`
[INFO] running `"docker" "rm" "-f" "7e36dcc24349d53c4328eec72e2f3f9db0cfe15a117bf22ba2f8c0850ed2068b"`
[INFO] [stdout] 7e36dcc24349d53c4328eec72e2f3f9db0cfe15a117bf22ba2f8c0850ed2068b