[INFO] updating cached repository darwins-challenge/starter-kit
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/darwins-challenge/starter-kit
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/darwins-challenge/starter-kit" "work/ex/beta-1.37-6/sources/1.36.0/gh/darwins-challenge/starter-kit"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/darwins-challenge/starter-kit'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/darwins-challenge/starter-kit" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/darwins-challenge/starter-kit"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/darwins-challenge/starter-kit'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3645439da05c974455cd900cdcff41838f4081e8
[INFO] sha for GitHub repo darwins-challenge/starter-kit: 3645439da05c974455cd900cdcff41838f4081e8
[INFO] validating manifest of darwins-challenge/starter-kit 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 darwins-challenge/starter-kit 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 darwins-challenge/starter-kit
[INFO] removed path dependency moonlander-gp from darwins-challenge/starter-kit
[INFO] finished frobbing darwins-challenge/starter-kit
[INFO] frobbed toml for darwins-challenge/starter-kit written to work/ex/beta-1.37-6/sources/1.36.0/gh/darwins-challenge/starter-kit/Cargo.toml
[INFO] started frobbing darwins-challenge/starter-kit
[INFO] removed path dependency moonlander-gp from darwins-challenge/starter-kit
[INFO] finished frobbing darwins-challenge/starter-kit
[INFO] frobbed toml for darwins-challenge/starter-kit written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/darwins-challenge/starter-kit/Cargo.toml
[INFO] crate darwins-challenge/starter-kit 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] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/darwins-challenge/starter-kit/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 darwins-challenge/starter-kit 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-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/darwins-challenge/starter-kit:/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] a19fc53c6d3431868adf9c1cf66b90c75737fbdb24702b93123692273d039a08
[INFO] running `"docker" "start" "-a" "a19fc53c6d3431868adf9c1cf66b90c75737fbdb24702b93123692273d039a08"`
[INFO] [stderr] warning: dependency (moonlander-gp) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling deque v0.3.2
[INFO] [stderr]    Compiling downcast v0.6.0
[INFO] [stderr]    Compiling rayon v0.4.3
[INFO] [stderr]    Compiling moonlander-gp v0.1.1
[INFO] [stderr]    Compiling starter-kit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `program`
[INFO] [stderr]  --> src/fitness.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn score_program<P>(program: &P, _: &mut Rng) -> SimpleFitness where P: AstNode {
[INFO] [stderr]   |                         ^^^^^^^ help: consider prefixing with an underscore: `_program`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.05s
[INFO] running `"docker" "inspect" "a19fc53c6d3431868adf9c1cf66b90c75737fbdb24702b93123692273d039a08"`
[INFO] running `"docker" "rm" "-f" "a19fc53c6d3431868adf9c1cf66b90c75737fbdb24702b93123692273d039a08"`
[INFO] [stdout] a19fc53c6d3431868adf9c1cf66b90c75737fbdb24702b93123692273d039a08
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/darwins-challenge/starter-kit:/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] ddb6f8457f3a89ec4e94e95cac8151a6b577055be7be4c51b48726f816285f2a
[INFO] running `"docker" "start" "-a" "ddb6f8457f3a89ec4e94e95cac8151a6b577055be7be4c51b48726f816285f2a"`
[INFO] [stderr] warning: dependency (moonlander-gp) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling starter-kit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `program`
[INFO] [stderr]  --> src/fitness.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn score_program<P>(program: &P, _: &mut Rng) -> SimpleFitness where P: AstNode {
[INFO] [stderr]   |                         ^^^^^^^ help: consider prefixing with an underscore: `_program`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "ddb6f8457f3a89ec4e94e95cac8151a6b577055be7be4c51b48726f816285f2a"`
[INFO] running `"docker" "rm" "-f" "ddb6f8457f3a89ec4e94e95cac8151a6b577055be7be4c51b48726f816285f2a"`
[INFO] [stdout] ddb6f8457f3a89ec4e94e95cac8151a6b577055be7be4c51b48726f816285f2a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/darwins-challenge/starter-kit:/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] a5cff49909e77ece2c1adf62652f04280c09bb34eb8c7cf748322f3fde7e7aca
[INFO] running `"docker" "start" "-a" "a5cff49909e77ece2c1adf62652f04280c09bb34eb8c7cf748322f3fde7e7aca"`
[INFO] [stderr] warning: dependency (moonlander-gp) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/starter_kit-5877f75029aaa4c6
[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" "a5cff49909e77ece2c1adf62652f04280c09bb34eb8c7cf748322f3fde7e7aca"`
[INFO] running `"docker" "rm" "-f" "a5cff49909e77ece2c1adf62652f04280c09bb34eb8c7cf748322f3fde7e7aca"`
[INFO] [stdout] a5cff49909e77ece2c1adf62652f04280c09bb34eb8c7cf748322f3fde7e7aca