Dec 19 08:33:10.204 INFO checking snoyberg/lightsout-rs against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 08:33:10.204 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/snoyberg/lightsout-rs:/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=forbid" "-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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:33:10.671 INFO [stdout] 47536bc293c1230c63e7dfbe060734f47031204d8380598b54713a368b200152
Dec 19 08:33:10.674 INFO running `"docker" "start" "-a" "47536bc293c1230c63e7dfbe060734f47031204d8380598b54713a368b200152"`
Dec 19 08:33:12.742 INFO [stderr]    Compiling stdweb-internal-runtime v0.1.2
Dec 19 08:33:12.743 INFO [stderr]    Compiling base-x v0.2.3
Dec 19 08:33:12.743 INFO [stderr]     Checking discard v1.0.4
Dec 19 08:33:12.749 INFO [stderr]    Compiling stdweb-internal-macros v0.2.2
Dec 19 08:33:12.750 INFO [stderr]    Compiling stdweb v0.4.10
Dec 19 08:33:12.750 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 19 08:33:27.260 INFO [stderr]    Compiling stdweb-derive v0.5.1
Dec 19 08:33:48.688 INFO [stderr]     Checking lightsout v0.1.0 (/opt/crater/workdir)
Dec 19 08:33:49.464 INFO [stderr] warning: method is never used: `new_random`
Dec 19 08:33:49.464 INFO [stderr]    --> src/main.rs:166:5
Dec 19 08:33:49.464 INFO [stderr]     |
Dec 19 08:33:49.464 INFO [stderr] 166 |     fn new_random<R: rand::Rng>(difficulty: usize, rng: &mut R) -> Game {
Dec 19 08:33:49.464 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:33:49.464 INFO [stderr]     |
Dec 19 08:33:49.464 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 08:33:49.464 INFO [stderr] 
Dec 19 08:33:49.464 INFO [stderr] warning: method is never used: `all_off`
Dec 19 08:33:49.464 INFO [stderr]    --> src/main.rs:220:5
Dec 19 08:33:49.464 INFO [stderr]     |
Dec 19 08:33:49.464 INFO [stderr] 220 |     fn all_off(&self) -> bool {
Dec 19 08:33:49.464 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:33:49.464 INFO [stderr] 
Dec 19 08:33:49.472 INFO [stderr] warning: function is never used: `read_usize`
Dec 19 08:33:49.472 INFO [stderr]    --> src/main.rs:258:1
Dec 19 08:33:49.472 INFO [stderr]     |
Dec 19 08:33:49.472 INFO [stderr] 258 | fn read_usize(buffer: &mut String, stdin: &std::io::Stdin, stdout: &std::io::Stdout, label: &str) -> Result<usize, std::io::Error> {
Dec 19 08:33:49.472 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:33:49.473 INFO [stderr] 
Dec 19 08:33:49.608 INFO [stderr] error[E0599]: no method named `clone` found for type `Game` in the current scope
Dec 19 08:33:49.608 INFO [stderr]    --> src/main.rs:346:31
Dec 19 08:33:49.608 INFO [stderr]     |
Dec 19 08:33:49.609 INFO [stderr] 147 | struct Game {
Dec 19 08:33:49.609 INFO [stderr]     | ----------- method `clone` not found for this
Dec 19 08:33:49.609 INFO [stderr] ...
Dec 19 08:33:49.610 INFO [stderr] 346 |         let mut game2 = game1.clone();
Dec 19 08:33:49.610 INFO [stderr]     |                               ^^^^^
Dec 19 08:33:49.610 INFO [stderr]     |
Dec 19 08:33:49.611 INFO [stderr]     = help: items from traits can only be used if the trait is implemented and in scope
Dec 19 08:33:49.611 INFO [stderr]     = note: the following trait defines an item `clone`, perhaps you need to implement it:
Dec 19 08:33:49.611 INFO [stderr]             candidate #1: `std::clone::Clone`
Dec 19 08:33:49.611 INFO [stderr] 
Dec 19 08:33:49.639 INFO [stderr] error: aborting due to previous error
Dec 19 08:33:49.639 INFO [stderr] 
Dec 19 08:33:49.640 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 19 08:33:49.660 INFO [stderr] error: Could not compile `lightsout`.
Dec 19 08:33:49.660 INFO [stderr] 
Dec 19 08:33:49.660 INFO [stderr] To learn more, run the command again with --verbose.
Dec 19 08:33:51.472 INFO running `"docker" "inspect" "47536bc293c1230c63e7dfbe060734f47031204d8380598b54713a368b200152"`
Dec 19 08:33:51.862 INFO running `"docker" "rm" "-f" "47536bc293c1230c63e7dfbe060734f47031204d8380598b54713a368b200152"`
Dec 19 08:33:52.133 INFO [stdout] 47536bc293c1230c63e7dfbe060734f47031204d8380598b54713a368b200152