[INFO] fetching crate genetic_planner 0.4.0...
[INFO] testing genetic_planner-0.4.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate genetic_planner 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate genetic_planner 0.4.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate genetic_planner 0.4.0
[INFO] finished tweaking crates.io crate genetic_planner 0.4.0
[INFO] tweaked toml for crates.io crate genetic_planner 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] f2a0a1b88fa8b3a0e9bb2c4539042e38cbb8b19aecaaf0918bdfb15ac04d8be2
[INFO] running `Command { std: "docker" "start" "-a" "f2a0a1b88fa8b3a0e9bb2c4539042e38cbb8b19aecaaf0918bdfb15ac04d8be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2a0a1b88fa8b3a0e9bb2c4539042e38cbb8b19aecaaf0918bdfb15ac04d8be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a0a1b88fa8b3a0e9bb2c4539042e38cbb8b19aecaaf0918bdfb15ac04d8be2", kill_on_drop: false }`
[INFO] [stdout] f2a0a1b88fa8b3a0e9bb2c4539042e38cbb8b19aecaaf0918bdfb15ac04d8be2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] 7691382d83011bc5ce8e1a9b7273aaddfee4d35ee95d6fd7d1b4cc3be868a34b
[INFO] running `Command { std: "docker" "start" "-a" "7691382d83011bc5ce8e1a9b7273aaddfee4d35ee95d6fd7d1b4cc3be868a34b", kill_on_drop: false }`
[INFO] [stderr]    Compiling genetic_planner v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `clone` that must be used
[INFO] [stdout]    --> src/genetic.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             self.individuals_and_scores.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "7691382d83011bc5ce8e1a9b7273aaddfee4d35ee95d6fd7d1b4cc3be868a34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7691382d83011bc5ce8e1a9b7273aaddfee4d35ee95d6fd7d1b4cc3be868a34b", kill_on_drop: false }`
[INFO] [stdout] 7691382d83011bc5ce8e1a9b7273aaddfee4d35ee95d6fd7d1b4cc3be868a34b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", 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] e003aead7d9f6fa9da59e5c152d467acc43b9f0a22f530775c7ddbdd7d7632a5
[INFO] running `Command { std: "docker" "start" "-a" "e003aead7d9f6fa9da59e5c152d467acc43b9f0a22f530775c7ddbdd7d7632a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling genetic_planner v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `clone` that must be used
[INFO] [stdout]    --> src/genetic.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             self.individuals_and_scores.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `println1` in this scope
[INFO] [stdout]    --> examples/maze.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 202 |     println1("[W] Wall\n [F] Finish \n <B> Bot\n");
[INFO] [stdout]     |     ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `genetic_planner` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused return value of `clone` that must be used
[INFO] [stdout]    --> src/genetic.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             self.individuals_and_scores.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e003aead7d9f6fa9da59e5c152d467acc43b9f0a22f530775c7ddbdd7d7632a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e003aead7d9f6fa9da59e5c152d467acc43b9f0a22f530775c7ddbdd7d7632a5", kill_on_drop: false }`
[INFO] [stdout] e003aead7d9f6fa9da59e5c152d467acc43b9f0a22f530775c7ddbdd7d7632a5