Dec 17 15:19:03.097 INFO checking sirkibsirkib/cardgame against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252 Dec 17 15:19:03.097 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/sirkibsirkib/cardgame:/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 15:19:03.264 INFO [stdout] ca20fa68d9bb31cc89deefa0997969ea390215b410e8cf47e1066ff593363d4e Dec 17 15:19:03.266 INFO running `"docker" "start" "-a" "ca20fa68d9bb31cc89deefa0997969ea390215b410e8cf47e1066ff593363d4e"` Dec 17 15:19:04.033 INFO [stderr] Checking cardgame v0.1.0 (/opt/crater/workdir) Dec 17 15:19:04.176 INFO [stderr] warning: unused import: `std::rc::Rc` Dec 17 15:19:04.176 INFO [stderr] --> src/card.rs:1:5 Dec 17 15:19:04.176 INFO [stderr] | Dec 17 15:19:04.176 INFO [stderr] 1 | use std::rc::Rc; Dec 17 15:19:04.176 INFO [stderr] | ^^^^^^^^^^^ Dec 17 15:19:04.176 INFO [stderr] | Dec 17 15:19:04.176 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 17 15:19:04.176 INFO [stderr] Dec 17 15:19:04.176 INFO [stderr] warning: unused import: `thread_rng` Dec 17 15:19:04.176 INFO [stderr] --> src/card.rs:2:17 Dec 17 15:19:04.176 INFO [stderr] | Dec 17 15:19:04.176 INFO [stderr] 2 | use rand::{Rng, thread_rng}; Dec 17 15:19:04.176 INFO [stderr] | ^^^^^^^^^^ Dec 17 15:19:04.176 INFO [stderr] Dec 17 15:19:04.177 INFO [stderr] warning: unused import: `std::rc::Rc` Dec 17 15:19:04.177 INFO [stderr] --> src/card.rs:1:5 Dec 17 15:19:04.177 INFO [stderr] | Dec 17 15:19:04.177 INFO [stderr] 1 | use std::rc::Rc; Dec 17 15:19:04.177 INFO [stderr] | ^^^^^^^^^^^ Dec 17 15:19:04.178 INFO [stderr] | Dec 17 15:19:04.178 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 17 15:19:04.178 INFO [stderr] Dec 17 15:19:04.178 INFO [stderr] warning: unused import: `thread_rng` Dec 17 15:19:04.178 INFO [stderr] --> src/card.rs:2:17 Dec 17 15:19:04.178 INFO [stderr] | Dec 17 15:19:04.178 INFO [stderr] 2 | use rand::{Rng, thread_rng}; Dec 17 15:19:04.178 INFO [stderr] | ^^^^^^^^^^ Dec 17 15:19:04.178 INFO [stderr] Dec 17 15:19:04.178 INFO [stderr] warning: unused import: `Card` Dec 17 15:19:04.178 INFO [stderr] --> src/stack.rs:1:12 Dec 17 15:19:04.178 INFO [stderr] | Dec 17 15:19:04.178 INFO [stderr] 1 | use card::{Card, CardFlyweight}; Dec 17 15:19:04.178 INFO [stderr] | ^^^^ Dec 17 15:19:04.178 INFO [stderr] Dec 17 15:19:04.178 INFO [stderr] warning: unused import: `::card::Card` Dec 17 15:19:04.178 INFO [stderr] --> src/combat.rs:2:5 Dec 17 15:19:04.178 INFO [stderr] | Dec 17 15:19:04.178 INFO [stderr] 2 | use ::card::Card; Dec 17 15:19:04.178 INFO [stderr] | ^^^^^^^^^^^^ Dec 17 15:19:04.178 INFO [stderr] Dec 17 15:19:04.178 INFO [stderr] warning: unused import: `card::Database` Dec 17 15:19:04.178 INFO [stderr] --> src/screen.rs:5:5 Dec 17 15:19:04.178 INFO [stderr] | Dec 17 15:19:04.178 INFO [stderr] 5 | use card::Database; Dec 17 15:19:04.178 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 17 15:19:04.178 INFO [stderr] warning: unused import: `Card` Dec 17 15:19:04.178 INFO [stderr] --> src/stack.rs:1:12 Dec 17 15:19:04.178 INFO [stderr] | Dec 17 15:19:04.178 INFO [stderr] 1 | use card::{Card, CardFlyweight}; Dec 17 15:19:04.178 INFO [stderr] | ^^^^ Dec 17 15:19:04.178 INFO [stderr] Dec 17 15:19:04.178 INFO [stderr] Dec 17 15:19:04.178 INFO [stderr] warning: unused import: `::card::Card` Dec 17 15:19:04.178 INFO [stderr] --> src/combat.rs:2:5 Dec 17 15:19:04.178 INFO [stderr] | Dec 17 15:19:04.178 INFO [stderr] 2 | use ::card::Card; Dec 17 15:19:04.178 INFO [stderr] | ^^^^^^^^^^^^ Dec 17 15:19:04.178 INFO [stderr] Dec 17 15:19:04.178 INFO [stderr] warning: unused import: `card::Database` Dec 17 15:19:04.178 INFO [stderr] --> src/screen.rs:5:5 Dec 17 15:19:04.178 INFO [stderr] | Dec 17 15:19:04.178 INFO [stderr] 5 | use card::Database; Dec 17 15:19:04.178 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 17 15:19:04.178 INFO [stderr] Dec 17 15:19:04.291 INFO [stderr] warning: unused variable: `p1_stacks` Dec 17 15:19:04.291 INFO [stderr] --> src/combat.rs:5:10 Dec 17 15:19:04.291 INFO [stderr] | Dec 17 15:19:04.291 INFO [stderr] 5 | let mut p1_stacks: Vec = vec![]; Dec 17 15:19:04.291 INFO [stderr] | ^^^^^^^^^ help: consider using `_p1_stacks` instead Dec 17 15:19:04.291 INFO [stderr] warning: unused variable: `p1_stacks` Dec 17 15:19:04.291 INFO [stderr] --> src/combat.rs:5:10 Dec 17 15:19:04.291 INFO [stderr] | Dec 17 15:19:04.291 INFO [stderr] 5 | let mut p1_stacks: Vec = vec![]; Dec 17 15:19:04.291 INFO [stderr] | ^^^^^^^^^ help: consider using `_p1_stacks` instead Dec 17 15:19:04.291 INFO [stderr] | Dec 17 15:19:04.292 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 17 15:19:04.292 INFO [stderr] Dec 17 15:19:04.292 INFO [stderr] warning: unused variable: `p2_stacks` Dec 17 15:19:04.292 INFO [stderr] --> src/combat.rs:6:10 Dec 17 15:19:04.292 INFO [stderr] | Dec 17 15:19:04.292 INFO [stderr] 6 | let mut p2_stacks: Vec = vec![]; Dec 17 15:19:04.292 INFO [stderr] | ^^^^^^^^^ help: consider using `_p2_stacks` instead Dec 17 15:19:04.292 INFO [stderr] Dec 17 15:19:04.292 INFO [stderr] warning: unused variable: `i` Dec 17 15:19:04.292 INFO [stderr] --> src/main.rs:48:6 Dec 17 15:19:04.292 INFO [stderr] | Dec 17 15:19:04.292 INFO [stderr] 48 | for i in 0..5 { Dec 17 15:19:04.292 INFO [stderr] | ^ help: consider using `_i` instead Dec 17 15:19:04.292 INFO [stderr] Dec 17 15:19:04.292 INFO [stderr] warning: unused variable: `x` Dec 17 15:19:04.292 INFO [stderr] --> src/main.rs:117:5 Dec 17 15:19:04.292 INFO [stderr] | Dec 17 15:19:04.292 INFO [stderr] 117 | x => { worked = false; }, Dec 17 15:19:04.292 INFO [stderr] | ^ help: consider using `_x` instead Dec 17 15:19:04.292 INFO [stderr] Dec 17 15:19:04.292 INFO [stderr] warning: unused variable: `j` Dec 17 15:19:04.292 INFO [stderr] --> src/screen.rs:28:7 Dec 17 15:19:04.292 INFO [stderr] | Dec 17 15:19:04.292 INFO [stderr] 28 | for j in 0..HEIGHT { Dec 17 15:19:04.292 INFO [stderr] | ^ help: consider using `_j` instead Dec 17 15:19:04.293 INFO [stderr] Dec 17 15:19:04.293 INFO [stderr] warning: unused variable: `i` Dec 17 15:19:04.293 INFO [stderr] --> src/screen.rs:29:8 Dec 17 15:19:04.293 INFO [stderr] | Dec 17 15:19:04.293 INFO [stderr] 29 | for i in 0..WIDTH { Dec 17 15:19:04.293 INFO [stderr] | ^ help: consider using `_i` instead Dec 17 15:19:04.293 INFO [stderr] Dec 17 15:19:04.293 INFO [stderr] | Dec 17 15:19:04.293 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 17 15:19:04.293 INFO [stderr] Dec 17 15:19:04.293 INFO [stderr] warning: unused variable: `p2_stacks` Dec 17 15:19:04.293 INFO [stderr] --> src/combat.rs:6:10 Dec 17 15:19:04.293 INFO [stderr] | Dec 17 15:19:04.293 INFO [stderr] 6 | let mut p2_stacks: Vec = vec![]; Dec 17 15:19:04.293 INFO [stderr] | ^^^^^^^^^ help: consider using `_p2_stacks` instead Dec 17 15:19:04.293 INFO [stderr] Dec 17 15:19:04.300 INFO [stderr] warning: unused variable: `i` Dec 17 15:19:04.301 INFO [stderr] --> src/main.rs:48:6 Dec 17 15:19:04.301 INFO [stderr] | Dec 17 15:19:04.301 INFO [stderr] 48 | for i in 0..5 { Dec 17 15:19:04.301 INFO [stderr] | ^ help: consider using `_i` instead Dec 17 15:19:04.301 INFO [stderr] Dec 17 15:19:04.301 INFO [stderr] warning: unused variable: `x` Dec 17 15:19:04.301 INFO [stderr] --> src/main.rs:117:5 Dec 17 15:19:04.301 INFO [stderr] | Dec 17 15:19:04.301 INFO [stderr] 117 | x => { worked = false; }, Dec 17 15:19:04.301 INFO [stderr] | ^ help: consider using `_x` instead Dec 17 15:19:04.301 INFO [stderr] Dec 17 15:19:04.301 INFO [stderr] warning: unused variable: `j` Dec 17 15:19:04.301 INFO [stderr] --> src/screen.rs:28:7 Dec 17 15:19:04.301 INFO [stderr] | Dec 17 15:19:04.301 INFO [stderr] 28 | for j in 0..HEIGHT { Dec 17 15:19:04.301 INFO [stderr] | ^ help: consider using `_j` instead Dec 17 15:19:04.301 INFO [stderr] Dec 17 15:19:04.301 INFO [stderr] warning: unused variable: `i` Dec 17 15:19:04.301 INFO [stderr] --> src/screen.rs:29:8 Dec 17 15:19:04.301 INFO [stderr] | Dec 17 15:19:04.301 INFO [stderr] 29 | for i in 0..WIDTH { Dec 17 15:19:04.301 INFO [stderr] | ^ help: consider using `_i` instead Dec 17 15:19:04.301 INFO [stderr] Dec 17 15:19:04.328 INFO [stderr] warning: variable does not need to be mutable Dec 17 15:19:04.328 INFO [stderr] --> src/combat.rs:5:6 Dec 17 15:19:04.328 INFO [stderr] | Dec 17 15:19:04.328 INFO [stderr] 5 | let mut p1_stacks: Vec = vec![]; Dec 17 15:19:04.328 INFO [stderr] | ----^^^^^^^^^ Dec 17 15:19:04.328 INFO [stderr] | | Dec 17 15:19:04.328 INFO [stderr] | help: remove this `mut` Dec 17 15:19:04.328 INFO [stderr] | Dec 17 15:19:04.328 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 15:19:04.328 INFO [stderr] Dec 17 15:19:04.328 INFO [stderr] warning: variable does not need to be mutable Dec 17 15:19:04.328 INFO [stderr] --> src/combat.rs:6:6 Dec 17 15:19:04.328 INFO [stderr] | Dec 17 15:19:04.328 INFO [stderr] 6 | let mut p2_stacks: Vec = vec![]; Dec 17 15:19:04.328 INFO [stderr] | ----^^^^^^^^^ Dec 17 15:19:04.328 INFO [stderr] | | Dec 17 15:19:04.328 INFO [stderr] | help: remove this `mut` Dec 17 15:19:04.328 INFO [stderr] Dec 17 15:19:04.333 INFO [stderr] warning: method is never used: `visible` Dec 17 15:19:04.333 INFO [stderr] --> src/card.rs:84:2 Dec 17 15:19:04.333 INFO [stderr] | Dec 17 15:19:04.333 INFO [stderr] 84 | pub fn visible(&self) -> bool { Dec 17 15:19:04.333 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 15:19:04.333 INFO [stderr] | Dec 17 15:19:04.333 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 15:19:04.333 INFO [stderr] Dec 17 15:19:04.333 INFO [stderr] warning: enum is never used: `CardType` Dec 17 15:19:04.333 INFO [stderr] --> src/card_type.rs:9:1 Dec 17 15:19:04.333 INFO [stderr] | Dec 17 15:19:04.333 INFO [stderr] 9 | pub enum CardType { Dec 17 15:19:04.333 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 17 15:19:04.333 INFO [stderr] Dec 17 15:19:04.333 INFO [stderr] warning: function is never used: `combat` Dec 17 15:19:04.333 INFO [stderr] --> src/combat.rs:4:1 Dec 17 15:19:04.333 INFO [stderr] | Dec 17 15:19:04.333 INFO [stderr] 4 | pub fn combat() { Dec 17 15:19:04.333 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 17 15:19:04.333 INFO [stderr] Dec 17 15:19:04.333 INFO [stderr] warning: method is never used: `coord` Dec 17 15:19:04.333 INFO [stderr] --> src/screen.rs:43:2 Dec 17 15:19:04.333 INFO [stderr] | Dec 17 15:19:04.333 INFO [stderr] 43 | pub fn coord(index: usize) -> (usize, usize) { Dec 17 15:19:04.333 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 15:19:04.333 INFO [stderr] Dec 17 15:19:04.341 INFO [stderr] warning: variable does not need to be mutable Dec 17 15:19:04.341 INFO [stderr] --> src/combat.rs:5:6 Dec 17 15:19:04.341 INFO [stderr] | Dec 17 15:19:04.341 INFO [stderr] 5 | let mut p1_stacks: Vec = vec![]; Dec 17 15:19:04.341 INFO [stderr] | ----^^^^^^^^^ Dec 17 15:19:04.341 INFO [stderr] | | Dec 17 15:19:04.341 INFO [stderr] | help: remove this `mut` Dec 17 15:19:04.341 INFO [stderr] | Dec 17 15:19:04.341 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 15:19:04.341 INFO [stderr] Dec 17 15:19:04.341 INFO [stderr] warning: variable does not need to be mutable Dec 17 15:19:04.341 INFO [stderr] --> src/combat.rs:6:6 Dec 17 15:19:04.341 INFO [stderr] | Dec 17 15:19:04.341 INFO [stderr] 6 | let mut p2_stacks: Vec = vec![]; Dec 17 15:19:04.341 INFO [stderr] | ----^^^^^^^^^ Dec 17 15:19:04.341 INFO [stderr] | | Dec 17 15:19:04.341 INFO [stderr] | help: remove this `mut` Dec 17 15:19:04.341 INFO [stderr] Dec 17 15:19:04.341 INFO [stderr] warning: constant `abs` should have an upper case name such as `ABS` Dec 17 15:19:04.341 INFO [stderr] --> src/main.rs:17:1 Dec 17 15:19:04.341 INFO [stderr] | Dec 17 15:19:04.341 INFO [stderr] 17 | / const abs: [&'static str; 4] = [ Dec 17 15:19:04.341 INFO [stderr] 18 | | "^:-,~", Dec 17 15:19:04.341 INFO [stderr] 19 | | "<:+", Dec 17 15:19:04.341 INFO [stderr] 20 | | "v:+", Dec 17 15:19:04.341 INFO [stderr] 21 | | ">:-,Ee-", Dec 17 15:19:04.341 INFO [stderr] 22 | | ]; Dec 17 15:19:04.341 INFO [stderr] | |__^ Dec 17 15:19:04.341 INFO [stderr] | Dec 17 15:19:04.341 INFO [stderr] = note: #[warn(non_upper_case_globals)] on by default Dec 17 15:19:04.341 INFO [stderr] Dec 17 15:19:04.341 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 15:19:04.341 INFO [stderr] --> src/main.rs:69:3 Dec 17 15:19:04.341 INFO [stderr] | Dec 17 15:19:04.341 INFO [stderr] 69 | stdin().read_line(&mut s); Dec 17 15:19:04.341 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 15:19:04.342 INFO [stderr] | Dec 17 15:19:04.342 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 17 15:19:04.342 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 15:19:04.342 INFO [stderr] Dec 17 15:19:04.344 INFO [stderr] warning: method is never used: `visible` Dec 17 15:19:04.344 INFO [stderr] --> src/card.rs:84:2 Dec 17 15:19:04.344 INFO [stderr] | Dec 17 15:19:04.344 INFO [stderr] 84 | pub fn visible(&self) -> bool { Dec 17 15:19:04.344 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 15:19:04.344 INFO [stderr] | Dec 17 15:19:04.344 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 15:19:04.344 INFO [stderr] Dec 17 15:19:04.345 INFO [stderr] warning: enum is never used: `CardType` Dec 17 15:19:04.345 INFO [stderr] --> src/card_type.rs:9:1 Dec 17 15:19:04.345 INFO [stderr] | Dec 17 15:19:04.345 INFO [stderr] 9 | pub enum CardType { Dec 17 15:19:04.345 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 17 15:19:04.345 INFO [stderr] Dec 17 15:19:04.345 INFO [stderr] warning: function is never used: `combat` Dec 17 15:19:04.345 INFO [stderr] --> src/combat.rs:4:1 Dec 17 15:19:04.345 INFO [stderr] | Dec 17 15:19:04.345 INFO [stderr] 4 | pub fn combat() { Dec 17 15:19:04.345 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 17 15:19:04.345 INFO [stderr] Dec 17 15:19:04.345 INFO [stderr] warning: method is never used: `coord` Dec 17 15:19:04.345 INFO [stderr] --> src/screen.rs:43:2 Dec 17 15:19:04.345 INFO [stderr] | Dec 17 15:19:04.345 INFO [stderr] 43 | pub fn coord(index: usize) -> (usize, usize) { Dec 17 15:19:04.345 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 15:19:04.345 INFO [stderr] Dec 17 15:19:04.372 INFO [stderr] warning: constant `abs` should have an upper case name such as `ABS` Dec 17 15:19:04.372 INFO [stderr] --> src/main.rs:17:1 Dec 17 15:19:04.372 INFO [stderr] | Dec 17 15:19:04.372 INFO [stderr] 17 | / const abs: [&'static str; 4] = [ Dec 17 15:19:04.372 INFO [stderr] 18 | | "^:-,~", Dec 17 15:19:04.372 INFO [stderr] 19 | | "<:+", Dec 17 15:19:04.372 INFO [stderr] 20 | | "v:+", Dec 17 15:19:04.372 INFO [stderr] 21 | | ">:-,Ee-", Dec 17 15:19:04.372 INFO [stderr] 22 | | ]; Dec 17 15:19:04.372 INFO [stderr] | |__^ Dec 17 15:19:04.372 INFO [stderr] | Dec 17 15:19:04.372 INFO [stderr] = note: #[warn(non_upper_case_globals)] on by default Dec 17 15:19:04.372 INFO [stderr] Dec 17 15:19:04.372 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 15:19:04.372 INFO [stderr] --> src/main.rs:69:3 Dec 17 15:19:04.373 INFO [stderr] | Dec 17 15:19:04.373 INFO [stderr] 69 | stdin().read_line(&mut s); Dec 17 15:19:04.373 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 15:19:04.373 INFO [stderr] | Dec 17 15:19:04.373 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 17 15:19:04.373 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 15:19:04.373 INFO [stderr] Dec 17 15:19:04.400 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.39s Dec 17 15:19:04.765 INFO running `"docker" "inspect" "ca20fa68d9bb31cc89deefa0997969ea390215b410e8cf47e1066ff593363d4e"` Dec 17 15:19:04.926 INFO running `"docker" "rm" "-f" "ca20fa68d9bb31cc89deefa0997969ea390215b410e8cf47e1066ff593363d4e"` Dec 17 15:19:05.070 INFO [stdout] ca20fa68d9bb31cc89deefa0997969ea390215b410e8cf47e1066ff593363d4e