[INFO] cloning repository https://github.com/darwins-challenge/starter-kit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darwins-challenge/starter-kit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarwins-challenge%2Fstarter-kit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarwins-challenge%2Fstarter-kit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3645439da05c974455cd900cdcff41838f4081e8
[INFO] checking darwins-challenge/starter-kit against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarwins-challenge%2Fstarter-kit" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darwins-challenge/starter-kit on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/darwins-challenge/starter-kit
[INFO] removed path dependency moonlander-gp from git repo https://github.com/darwins-challenge/starter-kit
[INFO] finished tweaking git repo https://github.com/darwins-challenge/starter-kit
[INFO] tweaked toml for git repo https://github.com/darwins-challenge/starter-kit written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/darwins-challenge/starter-kit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4ec880f55e46672fc7bb0943b99a62dd0c99835fb07bcf91f1ec5f295d4ea39b
[INFO] running `Command { std: "docker" "start" "-a" "4ec880f55e46672fc7bb0943b99a62dd0c99835fb07bcf91f1ec5f295d4ea39b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ec880f55e46672fc7bb0943b99a62dd0c99835fb07bcf91f1ec5f295d4ea39b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec880f55e46672fc7bb0943b99a62dd0c99835fb07bcf91f1ec5f295d4ea39b", kill_on_drop: false }`
[INFO] [stdout] 4ec880f55e46672fc7bb0943b99a62dd0c99835fb07bcf91f1ec5f295d4ea39b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1214b4eb1e148d0cb4a7b10f1e695b4c0e1e09abc4cb6a6762668ad25eb973e5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1214b4eb1e148d0cb4a7b10f1e695b4c0e1e09abc4cb6a6762668ad25eb973e5", kill_on_drop: false }`
[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]     Checking deque v0.3.2
[INFO] [stderr]     Checking downcast v0.6.0
[INFO] [stderr]     Checking rayon v0.4.3
[INFO] [stderr]     Checking moonlander-gp v0.1.1
[INFO] [stderr]     Checking starter-kit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/fitness.rs:9:46
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn score_program<P>(program: &P, _: &mut Rng) -> SimpleFitness where P: AstNode {
[INFO] [stdout]   |                                              ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/fitness.rs:9:46
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn score_program<P>(program: &P, _: &mut Rng) -> SimpleFitness where P: AstNode {
[INFO] [stdout]   |                                              ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program`
[INFO] [stdout]  --> src/fitness.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn score_program<P>(program: &P, _: &mut Rng) -> SimpleFitness where P: AstNode {
[INFO] [stdout]   |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program`
[INFO] [stdout]  --> src/fitness.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn score_program<P>(program: &P, _: &mut Rng) -> SimpleFitness where P: AstNode {
[INFO] [stdout]   |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "1214b4eb1e148d0cb4a7b10f1e695b4c0e1e09abc4cb6a6762668ad25eb973e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1214b4eb1e148d0cb4a7b10f1e695b4c0e1e09abc4cb6a6762668ad25eb973e5", kill_on_drop: false }`
[INFO] [stdout] 1214b4eb1e148d0cb4a7b10f1e695b4c0e1e09abc4cb6a6762668ad25eb973e5