Dec 17 20:03:32.913 INFO checking masonium/card-engine against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252 Dec 17 20:03:32.913 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/masonium/card-engine:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"` Dec 17 20:03:33.248 INFO [stdout] f04c7fcb70f4c66e659414a5e8fd6777be9a0d4667d329b15e6b56d6968c6676 Dec 17 20:03:33.252 INFO running `"docker" "start" "-a" "f04c7fcb70f4c66e659414a5e8fd6777be9a0d4667d329b15e6b56d6968c6676"` Dec 17 20:03:34.808 INFO [stderr] Compiling matrixmultiply v0.1.13 Dec 17 20:03:34.808 INFO [stderr] Compiling ndarray v0.9.1 Dec 17 20:03:34.820 INFO [stderr] Checking itertools v0.6.0 Dec 17 20:03:34.832 INFO [stderr] Checking num-complex v0.1.37 Dec 17 20:03:34.832 INFO [stderr] Checking termion v1.3.0 Dec 17 20:03:45.121 INFO [stderr] Checking ndarray-rand v0.5.0 Dec 17 20:03:45.482 INFO [stderr] Checking card-engine v0.1.0 (/opt/crater/workdir) Dec 17 20:03:46.032 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 20:03:46.033 INFO [stderr] --> src/germanwhist/phase.rs:43:13 Dec 17 20:03:46.033 INFO [stderr] | Dec 17 20:03:46.033 INFO [stderr] 43 | /// this is the first card played Dec 17 20:03:46.034 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:03:46.034 INFO [stderr] | Dec 17 20:03:46.034 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 17 20:03:46.034 INFO [stderr] Dec 17 20:03:46.035 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 20:03:46.035 INFO [stderr] --> src/germanwhist/phase.rs:90:17 Dec 17 20:03:46.035 INFO [stderr] | Dec 17 20:03:46.035 INFO [stderr] 90 | /// Give players their new cards Dec 17 20:03:46.036 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:03:46.036 INFO [stderr] Dec 17 20:03:46.040 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 20:03:46.040 INFO [stderr] --> src/learning/training.rs:48:9 Dec 17 20:03:46.040 INFO [stderr] | Dec 17 20:03:46.041 INFO [stderr] 48 | /// epsilon-greedy state-choosing Dec 17 20:03:46.041 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:03:46.041 INFO [stderr] Dec 17 20:03:46.050 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 20:03:46.050 INFO [stderr] --> src/germanwhist/phase.rs:43:13 Dec 17 20:03:46.050 INFO [stderr] | Dec 17 20:03:46.050 INFO [stderr] 43 | /// this is the first card played Dec 17 20:03:46.051 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:03:46.051 INFO [stderr] | Dec 17 20:03:46.051 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 17 20:03:46.051 INFO [stderr] Dec 17 20:03:46.051 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 20:03:46.052 INFO [stderr] --> src/germanwhist/phase.rs:90:17 Dec 17 20:03:46.052 INFO [stderr] | Dec 17 20:03:46.052 INFO [stderr] 90 | /// Give players their new cards Dec 17 20:03:46.052 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:03:46.053 INFO [stderr] Dec 17 20:03:46.053 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 20:03:46.053 INFO [stderr] --> src/learning/training.rs:48:9 Dec 17 20:03:46.053 INFO [stderr] | Dec 17 20:03:46.054 INFO [stderr] 48 | /// epsilon-greedy state-choosing Dec 17 20:03:46.054 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:03:46.054 INFO [stderr] Dec 17 20:03:47.112 INFO [stderr] warning: variable does not need to be mutable Dec 17 20:03:47.113 INFO [stderr] --> src/germanwhist/player.rs:189:23 Dec 17 20:03:47.113 INFO [stderr] | Dec 17 20:03:47.113 INFO [stderr] 189 | fn card_to_vector(mut x: &mut ArrayViewMut, card: &Option, suit_order: &[Suit]) { Dec 17 20:03:47.113 INFO [stderr] | ----^ Dec 17 20:03:47.114 INFO [stderr] | | Dec 17 20:03:47.114 INFO [stderr] | help: remove this `mut` Dec 17 20:03:47.114 INFO [stderr] | Dec 17 20:03:47.114 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 20:03:47.114 INFO [stderr] Dec 17 20:03:47.280 INFO [stderr] warning: variable does not need to be mutable Dec 17 20:03:47.280 INFO [stderr] --> src/germanwhist/player.rs:189:23 Dec 17 20:03:47.280 INFO [stderr] | Dec 17 20:03:47.280 INFO [stderr] 189 | fn card_to_vector(mut x: &mut ArrayViewMut, card: &Option, suit_order: &[Suit]) { Dec 17 20:03:47.280 INFO [stderr] | ----^ Dec 17 20:03:47.280 INFO [stderr] | | Dec 17 20:03:47.280 INFO [stderr] | help: remove this `mut` Dec 17 20:03:47.280 INFO [stderr] | Dec 17 20:03:47.280 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 20:03:47.281 INFO [stderr] Dec 17 20:03:47.500 INFO [stderr] warning: method is never used: `dump` Dec 17 20:03:47.501 INFO [stderr] --> src/learning/neural_net.rs:283:5 Dec 17 20:03:47.501 INFO [stderr] | Dec 17 20:03:47.501 INFO [stderr] 283 | fn dump(&self) { Dec 17 20:03:47.501 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 17 20:03:47.502 INFO [stderr] | Dec 17 20:03:47.502 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 20:03:47.502 INFO [stderr] Dec 17 20:03:47.663 INFO [stderr] warning: method is never used: `dump` Dec 17 20:03:47.663 INFO [stderr] --> src/learning/neural_net.rs:283:5 Dec 17 20:03:47.663 INFO [stderr] | Dec 17 20:03:47.664 INFO [stderr] 283 | fn dump(&self) { Dec 17 20:03:47.664 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 17 20:03:47.664 INFO [stderr] | Dec 17 20:03:47.664 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 20:03:47.665 INFO [stderr] Dec 17 20:03:48.628 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 20:03:48.629 INFO [stderr] --> src/bin/basic_player.rs:200:5 Dec 17 20:03:48.629 INFO [stderr] | Dec 17 20:03:48.629 INFO [stderr] 200 | /// start the game Dec 17 20:03:48.629 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 17 20:03:48.644 INFO [stderr] | Dec 17 20:03:48.645 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 17 20:03:48.645 INFO [stderr] Dec 17 20:03:48.712 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 20:03:48.712 INFO [stderr] --> src/bin/basic_player.rs:200:5 Dec 17 20:03:48.712 INFO [stderr] | Dec 17 20:03:48.712 INFO [stderr] 200 | /// start the game Dec 17 20:03:48.712 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 17 20:03:48.712 INFO [stderr] | Dec 17 20:03:48.712 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 17 20:03:48.712 INFO [stderr] Dec 17 20:03:49.184 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 20:03:49.184 INFO [stderr] --> src/bin/basic_player.rs:251:9 Dec 17 20:03:49.184 INFO [stderr] | Dec 17 20:03:49.184 INFO [stderr] 251 | sl.train_on_episode(false); Dec 17 20:03:49.184 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:03:49.184 INFO [stderr] | Dec 17 20:03:49.184 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 17 20:03:49.184 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 20:03:49.184 INFO [stderr] Dec 17 20:03:49.336 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 20:03:49.336 INFO [stderr] --> src/bin/basic_player.rs:251:9 Dec 17 20:03:49.336 INFO [stderr] | Dec 17 20:03:49.336 INFO [stderr] 251 | sl.train_on_episode(false); Dec 17 20:03:49.336 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:03:49.336 INFO [stderr] | Dec 17 20:03:49.336 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 17 20:03:49.336 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 20:03:49.336 INFO [stderr] Dec 17 20:03:49.588 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.90s Dec 17 20:03:50.832 INFO running `"docker" "inspect" "f04c7fcb70f4c66e659414a5e8fd6777be9a0d4667d329b15e6b56d6968c6676"` Dec 17 20:03:51.242 INFO running `"docker" "rm" "-f" "f04c7fcb70f4c66e659414a5e8fd6777be9a0d4667d329b15e6b56d6968c6676"` Dec 17 20:03:51.628 INFO [stdout] f04c7fcb70f4c66e659414a5e8fd6777be9a0d4667d329b15e6b56d6968c6676