[INFO] fetching crate genetic_planner 0.4.0...
[INFO] checking genetic_planner-0.4.0 against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] extracting crate genetic_planner 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate genetic_planner 0.4.0 on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc73f47f0ac9fae7ea5676d4bd2bbad22d090ba74e55d177e92a964e71fd3af5
[INFO] running `"docker" "start" "-a" "dc73f47f0ac9fae7ea5676d4bd2bbad22d090ba74e55d177e92a964e71fd3af5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking genetic_planner v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `std::clone::Clone::clone` that must be used
[INFO] [stderr]    --> src/genetic.rs:146:13
[INFO] [stderr]     |
[INFO] [stderr] 146 |             self.individuals_and_scores.clone();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `println1` in this scope
[INFO] [stderr]    --> examples/maze.rs:202:5
[INFO] [stderr]     |
[INFO] [stderr] 202 |     println1("[W] Wall\n [F] Finish \n <B> Bot\n");
[INFO] [stderr]     |     ^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `genetic_planner`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused return value of `std::clone::Clone::clone` that must be used
[INFO] [stderr]    --> src/genetic.rs:146:13
[INFO] [stderr]     |
[INFO] [stderr] 146 |             self.individuals_and_scores.clone();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "dc73f47f0ac9fae7ea5676d4bd2bbad22d090ba74e55d177e92a964e71fd3af5"`
[INFO] running `"docker" "rm" "-f" "dc73f47f0ac9fae7ea5676d4bd2bbad22d090ba74e55d177e92a964e71fd3af5"`
[INFO] [stdout] dc73f47f0ac9fae7ea5676d4bd2bbad22d090ba74e55d177e92a964e71fd3af5