Nov 28 01:05:45.950 INFO checking masonium/card-engine against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 01:05:45.952 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 01:05:46.533 INFO [stdout] f8c2a12bb6e6e9ed9207ea02092385fc584962c941164c693ba375f6f18fed95
Nov 28 01:05:46.536 INFO running `"docker" "start" "-a" "f8c2a12bb6e6e9ed9207ea02092385fc584962c941164c693ba375f6f18fed95"`
Nov 28 01:05:48.925 INFO [stderr] usermod: no changes
Nov 28 01:05:49.104 INFO [stderr]    Compiling matrixmultiply v0.1.13
Nov 28 01:05:49.105 INFO [stderr]     Checking either v1.1.0
Nov 28 01:05:49.106 INFO [stderr]     Checking num-complex v0.1.37
Nov 28 01:05:49.106 INFO [stderr]     Checking termion v1.3.0
Nov 28 01:05:49.882 INFO [stderr]     Checking itertools v0.6.0
Nov 28 01:05:53.808 INFO [stderr]     Checking ndarray v0.9.1
Nov 28 01:06:00.488 INFO [stderr]     Checking ndarray-rand v0.5.0
Nov 28 01:06:01.071 INFO [stderr]     Checking card-engine v0.1.0 (/source)
Nov 28 01:06:01.968 INFO [stderr] warning: doc comment not used by rustdoc
Nov 28 01:06:01.968 INFO [stderr]   --> src/germanwhist/phase.rs:43:13
Nov 28 01:06:01.968 INFO [stderr]    |
Nov 28 01:06:01.968 INFO [stderr] 43 |             /// this is the first card played
Nov 28 01:06:01.968 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:06:01.968 INFO [stderr]    |
Nov 28 01:06:01.968 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Nov 28 01:06:01.968 INFO [stderr] 
Nov 28 01:06:01.968 INFO [stderr] warning: doc comment not used by rustdoc
Nov 28 01:06:01.968 INFO [stderr]   --> src/germanwhist/phase.rs:90:17
Nov 28 01:06:01.968 INFO [stderr]    |
Nov 28 01:06:01.968 INFO [stderr] 90 |                 /// Give players their new cards
Nov 28 01:06:01.968 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:06:01.968 INFO [stderr] 
Nov 28 01:06:01.968 INFO [stderr] warning: doc comment not used by rustdoc
Nov 28 01:06:01.968 INFO [stderr]   --> src/learning/training.rs:48:9
Nov 28 01:06:01.968 INFO [stderr]    |
Nov 28 01:06:01.968 INFO [stderr] 48 |         /// epsilon-greedy state-choosing
Nov 28 01:06:01.968 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:06:01.968 INFO [stderr] 
Nov 28 01:06:02.356 INFO [stderr] warning: doc comment not used by rustdoc
Nov 28 01:06:02.357 INFO [stderr]   --> src/germanwhist/phase.rs:43:13
Nov 28 01:06:02.358 INFO [stderr]    |
Nov 28 01:06:02.364 INFO [stderr] 43 |             /// this is the first card played
Nov 28 01:06:02.364 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:06:02.364 INFO [stderr]    |
Nov 28 01:06:02.364 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Nov 28 01:06:02.364 INFO [stderr] 
Nov 28 01:06:02.364 INFO [stderr] warning: doc comment not used by rustdoc
Nov 28 01:06:02.364 INFO [stderr]   --> src/germanwhist/phase.rs:90:17
Nov 28 01:06:02.364 INFO [stderr]    |
Nov 28 01:06:02.364 INFO [stderr] 90 |                 /// Give players their new cards
Nov 28 01:06:02.364 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:06:02.364 INFO [stderr] 
Nov 28 01:06:02.364 INFO [stderr] warning: doc comment not used by rustdoc
Nov 28 01:06:02.364 INFO [stderr]   --> src/learning/training.rs:48:9
Nov 28 01:06:02.364 INFO [stderr]    |
Nov 28 01:06:02.364 INFO [stderr] 48 |         /// epsilon-greedy state-choosing
Nov 28 01:06:02.364 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:06:02.364 INFO [stderr] 
Nov 28 01:06:03.020 INFO [stderr] warning: variable does not need to be mutable
Nov 28 01:06:03.020 INFO [stderr]    --> src/germanwhist/player.rs:189:23
Nov 28 01:06:03.020 INFO [stderr]     |
Nov 28 01:06:03.020 INFO [stderr] 189 |     fn card_to_vector(mut x: &mut ArrayViewMut<f32, Ix1>, card: &Option<BasicCard>, suit_order: &[Suit]) {
Nov 28 01:06:03.020 INFO [stderr]     |                       ----^
Nov 28 01:06:03.020 INFO [stderr]     |                       |
Nov 28 01:06:03.020 INFO [stderr]     |                       help: remove this `mut`
Nov 28 01:06:03.020 INFO [stderr]     |
Nov 28 01:06:03.020 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 01:06:03.020 INFO [stderr] 
Nov 28 01:06:03.444 INFO [stderr] warning: method is never used: `dump`
Nov 28 01:06:03.444 INFO [stderr]    --> src/learning/neural_net.rs:283:5
Nov 28 01:06:03.444 INFO [stderr]     |
Nov 28 01:06:03.444 INFO [stderr] 283 |     fn dump(&self) {
Nov 28 01:06:03.444 INFO [stderr]     |     ^^^^^^^^^^^^^^
Nov 28 01:06:03.444 INFO [stderr]     |
Nov 28 01:06:03.444 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 01:06:03.444 INFO [stderr] 
Nov 28 01:06:04.381 INFO [stderr] warning: variable does not need to be mutable
Nov 28 01:06:04.381 INFO [stderr]    --> src/germanwhist/player.rs:189:23
Nov 28 01:06:04.382 INFO [stderr]     |
Nov 28 01:06:04.382 INFO [stderr] 189 |     fn card_to_vector(mut x: &mut ArrayViewMut<f32, Ix1>, card: &Option<BasicCard>, suit_order: &[Suit]) {
Nov 28 01:06:04.382 INFO [stderr]     |                       ----^
Nov 28 01:06:04.383 INFO [stderr]     |                       |
Nov 28 01:06:04.383 INFO [stderr]     |                       help: remove this `mut`
Nov 28 01:06:04.383 INFO [stderr]     |
Nov 28 01:06:04.384 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 01:06:04.384 INFO [stderr] 
Nov 28 01:06:05.028 INFO [stderr] warning: method is never used: `dump`
Nov 28 01:06:05.028 INFO [stderr]    --> src/learning/neural_net.rs:283:5
Nov 28 01:06:05.028 INFO [stderr]     |
Nov 28 01:06:05.028 INFO [stderr] 283 |     fn dump(&self) {
Nov 28 01:06:05.028 INFO [stderr]     |     ^^^^^^^^^^^^^^
Nov 28 01:06:05.028 INFO [stderr]     |
Nov 28 01:06:05.028 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 01:06:05.028 INFO [stderr] 
Nov 28 01:06:06.312 INFO [stderr] warning: doc comment not used by rustdoc
Nov 28 01:06:06.312 INFO [stderr]    --> src/bin/basic_player.rs:200:5
Nov 28 01:06:06.312 INFO [stderr]     |
Nov 28 01:06:06.312 INFO [stderr] 200 |     /// start the game
Nov 28 01:06:06.312 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^
Nov 28 01:06:06.312 INFO [stderr]     |
Nov 28 01:06:06.312 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Nov 28 01:06:06.312 INFO [stderr] 
Nov 28 01:06:06.465 INFO [stderr] warning: doc comment not used by rustdoc
Nov 28 01:06:06.465 INFO [stderr]    --> src/bin/basic_player.rs:200:5
Nov 28 01:06:06.465 INFO [stderr]     |
Nov 28 01:06:06.466 INFO [stderr] 200 |     /// start the game
Nov 28 01:06:06.466 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^
Nov 28 01:06:06.467 INFO [stderr]     |
Nov 28 01:06:06.467 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Nov 28 01:06:06.467 INFO [stderr] 
Nov 28 01:06:07.061 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:06:07.061 INFO [stderr]    --> src/bin/basic_player.rs:251:9
Nov 28 01:06:07.061 INFO [stderr]     |
Nov 28 01:06:07.061 INFO [stderr] 251 |         sl.train_on_episode(false);
Nov 28 01:06:07.062 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:06:07.062 INFO [stderr]     |
Nov 28 01:06:07.062 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 01:06:07.063 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:06:07.063 INFO [stderr] 
Nov 28 01:06:07.109 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:06:07.109 INFO [stderr]    --> src/bin/basic_player.rs:251:9
Nov 28 01:06:07.109 INFO [stderr]     |
Nov 28 01:06:07.110 INFO [stderr] 251 |         sl.train_on_episode(false);
Nov 28 01:06:07.110 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:06:07.110 INFO [stderr]     |
Nov 28 01:06:07.110 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 01:06:07.111 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:06:07.111 INFO [stderr] 
Nov 28 01:06:07.577 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.61s
Nov 28 01:06:07.589 INFO [stderr] su: No module specific data is present
Nov 28 01:06:08.452 INFO running `"docker" "inspect" "f8c2a12bb6e6e9ed9207ea02092385fc584962c941164c693ba375f6f18fed95"`
Nov 28 01:06:08.838 INFO running `"docker" "rm" "-f" "f8c2a12bb6e6e9ed9207ea02092385fc584962c941164c693ba375f6f18fed95"`
Nov 28 01:06:09.080 INFO [stdout] f8c2a12bb6e6e9ed9207ea02092385fc584962c941164c693ba375f6f18fed95