[INFO] crate genetic_planner 0.4.0 is already in cache
[INFO] testing genetic_planner-0.4.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate genetic_planner 0.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate genetic_planner 0.4.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 55b7bf309ed1c8098b8c6e079f11be66f00891cc022f7aa32f76fbad1598ab14
[INFO] running `"docker" "start" "-a" "55b7bf309ed1c8098b8c6e079f11be66f00891cc022f7aa32f76fbad1598ab14"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "55b7bf309ed1c8098b8c6e079f11be66f00891cc022f7aa32f76fbad1598ab14"`
[INFO] running `"docker" "rm" "-f" "55b7bf309ed1c8098b8c6e079f11be66f00891cc022f7aa32f76fbad1598ab14"`
[INFO] [stdout] 55b7bf309ed1c8098b8c6e079f11be66f00891cc022f7aa32f76fbad1598ab14
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 38a27b7ef57e8d8dac74457c6d5cd49d00d72d967d06bbadb19dc89224bbbe27
[INFO] running `"docker" "start" "-a" "38a27b7ef57e8d8dac74457c6d5cd49d00d72d967d06bbadb19dc89224bbbe27"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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]    Compiling genetic_planner v0.4.0 (/opt/rustwide/workdir)
[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" "38a27b7ef57e8d8dac74457c6d5cd49d00d72d967d06bbadb19dc89224bbbe27"`
[INFO] running `"docker" "rm" "-f" "38a27b7ef57e8d8dac74457c6d5cd49d00d72d967d06bbadb19dc89224bbbe27"`
[INFO] [stdout] 38a27b7ef57e8d8dac74457c6d5cd49d00d72d967d06bbadb19dc89224bbbe27