[INFO] updating cached repository gorille/GA-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gorille/GA-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gorille/GA-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/gorille/GA-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/gorille/GA-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gorille/GA-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gorille/GA-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gorille/GA-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c50e7e421dd0bba555a2cf383cb41d1da4c1fa3d
[INFO] sha for GitHub repo gorille/GA-rust: c50e7e421dd0bba555a2cf383cb41d1da4c1fa3d
[INFO] validating manifest of gorille/GA-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 gorille/GA-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 gorille/GA-rust
[INFO] finished frobbing gorille/GA-rust
[INFO] frobbed toml for gorille/GA-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/gorille/GA-rust/Cargo.toml
[INFO] started frobbing gorille/GA-rust
[INFO] finished frobbing gorille/GA-rust
[INFO] frobbed toml for gorille/GA-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gorille/GA-rust/Cargo.toml
[INFO] crate gorille/GA-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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing gorille/GA-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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gorille/GA-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] 873e638d382d131a8c6f0e8467b49ef880a04678f2a630048ba42e0bcad19f37
[INFO] running `"docker" "start" "-a" "873e638d382d131a8c6f0e8467b49ef880a04678f2a630048ba42e0bcad19f37"`
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling optim-mo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/genetics/genome.rs:22:82
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn evolve(self, generations: usize, callback_interval: usize, callback: &Fn(usize, &Vec<Individual>)) -> Individual {
[INFO] [stderr]    |                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, &Vec<Individual>)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.52s
[INFO] running `"docker" "inspect" "873e638d382d131a8c6f0e8467b49ef880a04678f2a630048ba42e0bcad19f37"`
[INFO] running `"docker" "rm" "-f" "873e638d382d131a8c6f0e8467b49ef880a04678f2a630048ba42e0bcad19f37"`
[INFO] [stdout] 873e638d382d131a8c6f0e8467b49ef880a04678f2a630048ba42e0bcad19f37
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gorille/GA-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] 497e3a1605d63863d8380457541a3d2875b292c10cb4cce4786b613239fedbbd
[INFO] running `"docker" "start" "-a" "497e3a1605d63863d8380457541a3d2875b292c10cb4cce4786b613239fedbbd"`
[INFO] [stderr]    Compiling optim-mo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/genetics/genome.rs:22:82
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn evolve(self, generations: usize, callback_interval: usize, callback: &Fn(usize, &Vec<Individual>)) -> Individual {
[INFO] [stderr]    |                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, &Vec<Individual>)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "497e3a1605d63863d8380457541a3d2875b292c10cb4cce4786b613239fedbbd"`
[INFO] running `"docker" "rm" "-f" "497e3a1605d63863d8380457541a3d2875b292c10cb4cce4786b613239fedbbd"`
[INFO] [stdout] 497e3a1605d63863d8380457541a3d2875b292c10cb4cce4786b613239fedbbd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gorille/GA-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] 8c57554582d72eca934973741ad2fd238de1b77c5316fed562cc4eddf4e6c741
[INFO] running `"docker" "start" "-a" "8c57554582d72eca934973741ad2fd238de1b77c5316fed562cc4eddf4e6c741"`
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/optim_mo-6d86b1889e9a5850
[INFO] running `"docker" "inspect" "8c57554582d72eca934973741ad2fd238de1b77c5316fed562cc4eddf4e6c741"`
[INFO] running `"docker" "rm" "-f" "8c57554582d72eca934973741ad2fd238de1b77c5316fed562cc4eddf4e6c741"`
[INFO] [stdout] 8c57554582d72eca934973741ad2fd238de1b77c5316fed562cc4eddf4e6c741