[INFO] updating cached repository protoCall7/genetic
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/protoCall7/genetic
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/protoCall7/genetic" "work/ex/beta-1.37-6/sources/1.36.0/gh/protoCall7/genetic"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/protoCall7/genetic'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/protoCall7/genetic" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/protoCall7/genetic"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/protoCall7/genetic'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 07ecb793f904294889cf6bada30528a03789add1
[INFO] sha for GitHub repo protoCall7/genetic: 07ecb793f904294889cf6bada30528a03789add1
[INFO] validating manifest of protoCall7/genetic 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 protoCall7/genetic 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 protoCall7/genetic
[INFO] finished frobbing protoCall7/genetic
[INFO] frobbed toml for protoCall7/genetic written to work/ex/beta-1.37-6/sources/1.36.0/gh/protoCall7/genetic/Cargo.toml
[INFO] started frobbing protoCall7/genetic
[INFO] finished frobbing protoCall7/genetic
[INFO] frobbed toml for protoCall7/genetic written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/protoCall7/genetic/Cargo.toml
[INFO] crate protoCall7/genetic 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 protoCall7/genetic 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/protoCall7/genetic:/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] 1fd17ea9304b7b6d6e6982170fc588d9d9b10fc113256b8e06cc2b4b800bdd5f
[INFO] running `"docker" "start" "-a" "1fd17ea9304b7b6d6e6982170fc588d9d9b10fc113256b8e06cc2b4b800bdd5f"`
[INFO] [stderr]    Compiling genetic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:166:7
[INFO] [stderr]     |
[INFO] [stderr] 166 |         for mut individual in &mut population {
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "1fd17ea9304b7b6d6e6982170fc588d9d9b10fc113256b8e06cc2b4b800bdd5f"`
[INFO] running `"docker" "rm" "-f" "1fd17ea9304b7b6d6e6982170fc588d9d9b10fc113256b8e06cc2b4b800bdd5f"`
[INFO] [stdout] 1fd17ea9304b7b6d6e6982170fc588d9d9b10fc113256b8e06cc2b4b800bdd5f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/protoCall7/genetic:/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] 65977f8ea294eb8f839ccc50e298d6e718bea51f5ca1b65b23c8a24160b57e52
[INFO] running `"docker" "start" "-a" "65977f8ea294eb8f839ccc50e298d6e718bea51f5ca1b65b23c8a24160b57e52"`
[INFO] [stderr]    Compiling genetic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:166:7
[INFO] [stderr]     |
[INFO] [stderr] 166 |         for mut individual in &mut population {
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "65977f8ea294eb8f839ccc50e298d6e718bea51f5ca1b65b23c8a24160b57e52"`
[INFO] running `"docker" "rm" "-f" "65977f8ea294eb8f839ccc50e298d6e718bea51f5ca1b65b23c8a24160b57e52"`
[INFO] [stdout] 65977f8ea294eb8f839ccc50e298d6e718bea51f5ca1b65b23c8a24160b57e52
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/protoCall7/genetic:/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] 7ac0bba3aba25750b5d054502ebadb63281df64ff471d8088bd4b243b1849699
[INFO] running `"docker" "start" "-a" "7ac0bba3aba25750b5d054502ebadb63281df64ff471d8088bd4b243b1849699"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/genetic-b208400ea4964a03
[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" "7ac0bba3aba25750b5d054502ebadb63281df64ff471d8088bd4b243b1849699"`
[INFO] running `"docker" "rm" "-f" "7ac0bba3aba25750b5d054502ebadb63281df64ff471d8088bd4b243b1849699"`
[INFO] [stdout] 7ac0bba3aba25750b5d054502ebadb63281df64ff471d8088bd4b243b1849699