Dec 19 08:43:01.881 INFO checking sirkibsirkib/cardgame against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955 Dec 19 08:43:01.882 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/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"` Dec 19 08:43:02.532 INFO [stdout] 182e4b4a58480b3b029656781bd2014906bf9a4bdf120563f7401a3bd5058117 Dec 19 08:43:02.540 INFO running `"docker" "start" "-a" "182e4b4a58480b3b029656781bd2014906bf9a4bdf120563f7401a3bd5058117"` Dec 19 08:43:03.896 INFO [stderr] Checking cardgame v0.1.0 (/opt/crater/workdir) Dec 19 08:43:04.052 INFO [stderr] warning: unused import: `std::rc::Rc` Dec 19 08:43:04.052 INFO [stderr] --> src/card.rs:1:5 Dec 19 08:43:04.052 INFO [stderr] | Dec 19 08:43:04.052 INFO [stderr] 1 | use std::rc::Rc; Dec 19 08:43:04.052 INFO [stderr] | ^^^^^^^^^^^ Dec 19 08:43:04.052 INFO [stderr] | Dec 19 08:43:04.052 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 19 08:43:04.052 INFO [stderr] Dec 19 08:43:04.052 INFO [stderr] warning: unused import: `thread_rng` Dec 19 08:43:04.052 INFO [stderr] --> src/card.rs:2:17 Dec 19 08:43:04.052 INFO [stderr] | Dec 19 08:43:04.052 INFO [stderr] 2 | use rand::{Rng, thread_rng}; Dec 19 08:43:04.052 INFO [stderr] | ^^^^^^^^^^ Dec 19 08:43:04.052 INFO [stderr] Dec 19 08:43:04.052 INFO [stderr] warning: unused import: `Card` Dec 19 08:43:04.052 INFO [stderr] --> src/stack.rs:1:12 Dec 19 08:43:04.052 INFO [stderr] | Dec 19 08:43:04.052 INFO [stderr] 1 | use card::{Card, CardFlyweight}; Dec 19 08:43:04.052 INFO [stderr] | ^^^^ Dec 19 08:43:04.052 INFO [stderr] Dec 19 08:43:04.052 INFO [stderr] warning: unused import: `::card::Card` Dec 19 08:43:04.052 INFO [stderr] --> src/combat.rs:2:5 Dec 19 08:43:04.052 INFO [stderr] | Dec 19 08:43:04.052 INFO [stderr] 2 | use ::card::Card; Dec 19 08:43:04.052 INFO [stderr] | ^^^^^^^^^^^^ Dec 19 08:43:04.052 INFO [stderr] Dec 19 08:43:04.052 INFO [stderr] warning: unused import: `card::Database` Dec 19 08:43:04.052 INFO [stderr] --> src/screen.rs:5:5 Dec 19 08:43:04.052 INFO [stderr] | Dec 19 08:43:04.052 INFO [stderr] 5 | use card::Database; Dec 19 08:43:04.052 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 19 08:43:04.052 INFO [stderr] Dec 19 08:43:04.167 INFO [stderr] warning: unused variable: `p1_stacks` Dec 19 08:43:04.167 INFO [stderr] --> src/combat.rs:5:10 Dec 19 08:43:04.167 INFO [stderr] | Dec 19 08:43:04.167 INFO [stderr] 5 | let mut p1_stacks: Vec = vec![]; Dec 19 08:43:04.167 INFO [stderr] | ^^^^^^^^^ help: consider using `_p1_stacks` instead Dec 19 08:43:04.167 INFO [stderr] | Dec 19 08:43:04.167 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 19 08:43:04.167 INFO [stderr] Dec 19 08:43:04.167 INFO [stderr] warning: unused variable: `p2_stacks` Dec 19 08:43:04.167 INFO [stderr] --> src/combat.rs:6:10 Dec 19 08:43:04.167 INFO [stderr] | Dec 19 08:43:04.167 INFO [stderr] 6 | let mut p2_stacks: Vec = vec![]; Dec 19 08:43:04.167 INFO [stderr] | ^^^^^^^^^ help: consider using `_p2_stacks` instead Dec 19 08:43:04.167 INFO [stderr] Dec 19 08:43:04.167 INFO [stderr] warning: unused variable: `i` Dec 19 08:43:04.167 INFO [stderr] --> src/main.rs:48:6 Dec 19 08:43:04.167 INFO [stderr] | Dec 19 08:43:04.167 INFO [stderr] 48 | for i in 0..5 { Dec 19 08:43:04.167 INFO [stderr] | ^ help: consider using `_i` instead Dec 19 08:43:04.167 INFO [stderr] Dec 19 08:43:04.167 INFO [stderr] warning: unused variable: `x` Dec 19 08:43:04.167 INFO [stderr] --> src/main.rs:117:5 Dec 19 08:43:04.167 INFO [stderr] | Dec 19 08:43:04.167 INFO [stderr] 117 | x => { worked = false; }, Dec 19 08:43:04.167 INFO [stderr] | ^ help: consider using `_x` instead Dec 19 08:43:04.167 INFO [stderr] Dec 19 08:43:04.172 INFO [stderr] warning: unused variable: `j` Dec 19 08:43:04.172 INFO [stderr] --> src/screen.rs:28:7 Dec 19 08:43:04.172 INFO [stderr] | Dec 19 08:43:04.172 INFO [stderr] 28 | for j in 0..HEIGHT { Dec 19 08:43:04.173 INFO [stderr] | ^ help: consider using `_j` instead Dec 19 08:43:04.173 INFO [stderr] Dec 19 08:43:04.173 INFO [stderr] warning: unused variable: `i` Dec 19 08:43:04.173 INFO [stderr] --> src/screen.rs:29:8 Dec 19 08:43:04.173 INFO [stderr] | Dec 19 08:43:04.173 INFO [stderr] 29 | for i in 0..WIDTH { Dec 19 08:43:04.173 INFO [stderr] | ^ help: consider using `_i` instead Dec 19 08:43:04.173 INFO [stderr] Dec 19 08:43:04.173 INFO [stderr] warning: unused import: `std::rc::Rc` Dec 19 08:43:04.173 INFO [stderr] --> src/card.rs:1:5 Dec 19 08:43:04.173 INFO [stderr] | Dec 19 08:43:04.173 INFO [stderr] 1 | use std::rc::Rc; Dec 19 08:43:04.173 INFO [stderr] | ^^^^^^^^^^^ Dec 19 08:43:04.173 INFO [stderr] | Dec 19 08:43:04.173 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 19 08:43:04.173 INFO [stderr] Dec 19 08:43:04.173 INFO [stderr] warning: unused import: `thread_rng` Dec 19 08:43:04.173 INFO [stderr] --> src/card.rs:2:17 Dec 19 08:43:04.173 INFO [stderr] | Dec 19 08:43:04.173 INFO [stderr] 2 | use rand::{Rng, thread_rng}; Dec 19 08:43:04.173 INFO [stderr] | ^^^^^^^^^^ Dec 19 08:43:04.173 INFO [stderr] Dec 19 08:43:04.173 INFO [stderr] warning: unused import: `Card` Dec 19 08:43:04.173 INFO [stderr] --> src/stack.rs:1:12 Dec 19 08:43:04.173 INFO [stderr] | Dec 19 08:43:04.173 INFO [stderr] 1 | use card::{Card, CardFlyweight}; Dec 19 08:43:04.173 INFO [stderr] | ^^^^ Dec 19 08:43:04.173 INFO [stderr] Dec 19 08:43:04.173 INFO [stderr] warning: unused import: `::card::Card` Dec 19 08:43:04.173 INFO [stderr] --> src/combat.rs:2:5 Dec 19 08:43:04.173 INFO [stderr] | Dec 19 08:43:04.173 INFO [stderr] 2 | use ::card::Card; Dec 19 08:43:04.173 INFO [stderr] | ^^^^^^^^^^^^ Dec 19 08:43:04.173 INFO [stderr] Dec 19 08:43:04.173 INFO [stderr] warning: unused import: `card::Database` Dec 19 08:43:04.173 INFO [stderr] --> src/screen.rs:5:5 Dec 19 08:43:04.173 INFO [stderr] | Dec 19 08:43:04.173 INFO [stderr] 5 | use card::Database; Dec 19 08:43:04.173 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 19 08:43:04.173 INFO [stderr] Dec 19 08:43:04.208 INFO [stderr] warning: variable does not need to be mutable Dec 19 08:43:04.208 INFO [stderr] --> src/combat.rs:5:6 Dec 19 08:43:04.209 INFO [stderr] | Dec 19 08:43:04.209 INFO [stderr] 5 | let mut p1_stacks: Vec = vec![]; Dec 19 08:43:04.209 INFO [stderr] | ----^^^^^^^^^ Dec 19 08:43:04.212 INFO [stderr] | | Dec 19 08:43:04.212 INFO [stderr] | help: remove this `mut` Dec 19 08:43:04.212 INFO [stderr] | Dec 19 08:43:04.212 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 19 08:43:04.212 INFO [stderr] Dec 19 08:43:04.212 INFO [stderr] warning: variable does not need to be mutable Dec 19 08:43:04.212 INFO [stderr] --> src/combat.rs:6:6 Dec 19 08:43:04.212 INFO [stderr] | Dec 19 08:43:04.212 INFO [stderr] 6 | let mut p2_stacks: Vec = vec![]; Dec 19 08:43:04.212 INFO [stderr] | ----^^^^^^^^^ Dec 19 08:43:04.212 INFO [stderr] | | Dec 19 08:43:04.212 INFO [stderr] | help: remove this `mut` Dec 19 08:43:04.212 INFO [stderr] Dec 19 08:43:04.213 INFO [stderr] warning: method is never used: `visible` Dec 19 08:43:04.213 INFO [stderr] --> src/card.rs:84:2 Dec 19 08:43:04.213 INFO [stderr] | Dec 19 08:43:04.213 INFO [stderr] 84 | pub fn visible(&self) -> bool { Dec 19 08:43:04.213 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 08:43:04.213 INFO [stderr] | Dec 19 08:43:04.213 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 19 08:43:04.213 INFO [stderr] Dec 19 08:43:04.213 INFO [stderr] warning: enum is never used: `CardType` Dec 19 08:43:04.213 INFO [stderr] --> src/card_type.rs:9:1 Dec 19 08:43:04.213 INFO [stderr] | Dec 19 08:43:04.213 INFO [stderr] 9 | pub enum CardType { Dec 19 08:43:04.213 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 19 08:43:04.213 INFO [stderr] Dec 19 08:43:04.213 INFO [stderr] warning: function is never used: `combat` Dec 19 08:43:04.213 INFO [stderr] --> src/combat.rs:4:1 Dec 19 08:43:04.213 INFO [stderr] | Dec 19 08:43:04.213 INFO [stderr] 4 | pub fn combat() { Dec 19 08:43:04.213 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 19 08:43:04.213 INFO [stderr] Dec 19 08:43:04.214 INFO [stderr] warning: method is never used: `coord` Dec 19 08:43:04.214 INFO [stderr] --> src/screen.rs:43:2 Dec 19 08:43:04.214 INFO [stderr] | Dec 19 08:43:04.214 INFO [stderr] 43 | pub fn coord(index: usize) -> (usize, usize) { Dec 19 08:43:04.214 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 08:43:04.214 INFO [stderr] Dec 19 08:43:04.222 INFO [stderr] warning: constant `abs` should have an upper case name such as `ABS` Dec 19 08:43:04.222 INFO [stderr] --> src/main.rs:17:1 Dec 19 08:43:04.222 INFO [stderr] | Dec 19 08:43:04.222 INFO [stderr] 17 | / const abs: [&'static str; 4] = [ Dec 19 08:43:04.222 INFO [stderr] 18 | | "^:-,~", Dec 19 08:43:04.222 INFO [stderr] 19 | | "<:+", Dec 19 08:43:04.222 INFO [stderr] 20 | | "v:+", Dec 19 08:43:04.222 INFO [stderr] 21 | | ">:-,Ee-", Dec 19 08:43:04.222 INFO [stderr] 22 | | ]; Dec 19 08:43:04.222 INFO [stderr] | |__^ Dec 19 08:43:04.222 INFO [stderr] | Dec 19 08:43:04.222 INFO [stderr] = note: #[warn(non_upper_case_globals)] on by default Dec 19 08:43:04.222 INFO [stderr] Dec 19 08:43:04.223 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 19 08:43:04.223 INFO [stderr] --> src/main.rs:69:3 Dec 19 08:43:04.223 INFO [stderr] | Dec 19 08:43:04.223 INFO [stderr] 69 | stdin().read_line(&mut s); Dec 19 08:43:04.223 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 08:43:04.223 INFO [stderr] | Dec 19 08:43:04.223 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 19 08:43:04.223 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 19 08:43:04.223 INFO [stderr] Dec 19 08:43:04.338 INFO [stderr] warning: unused variable: `p1_stacks` Dec 19 08:43:04.338 INFO [stderr] --> src/combat.rs:5:10 Dec 19 08:43:04.338 INFO [stderr] | Dec 19 08:43:04.338 INFO [stderr] 5 | let mut p1_stacks: Vec = vec![]; Dec 19 08:43:04.338 INFO [stderr] | ^^^^^^^^^ help: consider using `_p1_stacks` instead Dec 19 08:43:04.338 INFO [stderr] | Dec 19 08:43:04.338 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 19 08:43:04.338 INFO [stderr] Dec 19 08:43:04.338 INFO [stderr] warning: unused variable: `p2_stacks` Dec 19 08:43:04.338 INFO [stderr] --> src/combat.rs:6:10 Dec 19 08:43:04.338 INFO [stderr] | Dec 19 08:43:04.338 INFO [stderr] 6 | let mut p2_stacks: Vec = vec![]; Dec 19 08:43:04.338 INFO [stderr] | ^^^^^^^^^ help: consider using `_p2_stacks` instead Dec 19 08:43:04.338 INFO [stderr] Dec 19 08:43:04.338 INFO [stderr] warning: unused variable: `i` Dec 19 08:43:04.338 INFO [stderr] --> src/main.rs:48:6 Dec 19 08:43:04.338 INFO [stderr] | Dec 19 08:43:04.338 INFO [stderr] 48 | for i in 0..5 { Dec 19 08:43:04.338 INFO [stderr] | ^ help: consider using `_i` instead Dec 19 08:43:04.338 INFO [stderr] Dec 19 08:43:04.338 INFO [stderr] warning: unused variable: `x` Dec 19 08:43:04.338 INFO [stderr] --> src/main.rs:117:5 Dec 19 08:43:04.338 INFO [stderr] | Dec 19 08:43:04.338 INFO [stderr] 117 | x => { worked = false; }, Dec 19 08:43:04.338 INFO [stderr] | ^ help: consider using `_x` instead Dec 19 08:43:04.338 INFO [stderr] Dec 19 08:43:04.338 INFO [stderr] warning: unused variable: `j` Dec 19 08:43:04.338 INFO [stderr] --> src/screen.rs:28:7 Dec 19 08:43:04.338 INFO [stderr] | Dec 19 08:43:04.338 INFO [stderr] 28 | for j in 0..HEIGHT { Dec 19 08:43:04.338 INFO [stderr] | ^ help: consider using `_j` instead Dec 19 08:43:04.338 INFO [stderr] Dec 19 08:43:04.338 INFO [stderr] warning: unused variable: `i` Dec 19 08:43:04.338 INFO [stderr] --> src/screen.rs:29:8 Dec 19 08:43:04.338 INFO [stderr] | Dec 19 08:43:04.338 INFO [stderr] 29 | for i in 0..WIDTH { Dec 19 08:43:04.338 INFO [stderr] | ^ help: consider using `_i` instead Dec 19 08:43:04.339 INFO [stderr] Dec 19 08:43:04.389 INFO [stderr] warning: variable does not need to be mutable Dec 19 08:43:04.389 INFO [stderr] --> src/combat.rs:5:6 Dec 19 08:43:04.389 INFO [stderr] | Dec 19 08:43:04.389 INFO [stderr] 5 | let mut p1_stacks: Vec = vec![]; Dec 19 08:43:04.389 INFO [stderr] | ----^^^^^^^^^ Dec 19 08:43:04.389 INFO [stderr] | | Dec 19 08:43:04.389 INFO [stderr] | help: remove this `mut` Dec 19 08:43:04.389 INFO [stderr] | Dec 19 08:43:04.389 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 19 08:43:04.389 INFO [stderr] Dec 19 08:43:04.389 INFO [stderr] warning: variable does not need to be mutable Dec 19 08:43:04.389 INFO [stderr] --> src/combat.rs:6:6 Dec 19 08:43:04.389 INFO [stderr] | Dec 19 08:43:04.389 INFO [stderr] 6 | let mut p2_stacks: Vec = vec![]; Dec 19 08:43:04.389 INFO [stderr] | ----^^^^^^^^^ Dec 19 08:43:04.389 INFO [stderr] | | Dec 19 08:43:04.389 INFO [stderr] | help: remove this `mut` Dec 19 08:43:04.389 INFO [stderr] Dec 19 08:43:04.391 INFO [stderr] warning: method is never used: `visible` Dec 19 08:43:04.391 INFO [stderr] --> src/card.rs:84:2 Dec 19 08:43:04.391 INFO [stderr] | Dec 19 08:43:04.391 INFO [stderr] 84 | pub fn visible(&self) -> bool { Dec 19 08:43:04.391 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 08:43:04.391 INFO [stderr] | Dec 19 08:43:04.391 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 19 08:43:04.391 INFO [stderr] Dec 19 08:43:04.391 INFO [stderr] warning: enum is never used: `CardType` Dec 19 08:43:04.391 INFO [stderr] --> src/card_type.rs:9:1 Dec 19 08:43:04.391 INFO [stderr] | Dec 19 08:43:04.391 INFO [stderr] 9 | pub enum CardType { Dec 19 08:43:04.391 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 19 08:43:04.391 INFO [stderr] Dec 19 08:43:04.391 INFO [stderr] warning: function is never used: `combat` Dec 19 08:43:04.391 INFO [stderr] --> src/combat.rs:4:1 Dec 19 08:43:04.391 INFO [stderr] | Dec 19 08:43:04.391 INFO [stderr] 4 | pub fn combat() { Dec 19 08:43:04.391 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 19 08:43:04.391 INFO [stderr] Dec 19 08:43:04.391 INFO [stderr] warning: method is never used: `coord` Dec 19 08:43:04.391 INFO [stderr] --> src/screen.rs:43:2 Dec 19 08:43:04.391 INFO [stderr] | Dec 19 08:43:04.391 INFO [stderr] 43 | pub fn coord(index: usize) -> (usize, usize) { Dec 19 08:43:04.391 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 08:43:04.391 INFO [stderr] Dec 19 08:43:04.404 INFO [stderr] warning: constant `abs` should have an upper case name such as `ABS` Dec 19 08:43:04.404 INFO [stderr] --> src/main.rs:17:1 Dec 19 08:43:04.404 INFO [stderr] | Dec 19 08:43:04.404 INFO [stderr] 17 | / const abs: [&'static str; 4] = [ Dec 19 08:43:04.404 INFO [stderr] 18 | | "^:-,~", Dec 19 08:43:04.404 INFO [stderr] 19 | | "<:+", Dec 19 08:43:04.404 INFO [stderr] 20 | | "v:+", Dec 19 08:43:04.404 INFO [stderr] 21 | | ">:-,Ee-", Dec 19 08:43:04.404 INFO [stderr] 22 | | ]; Dec 19 08:43:04.404 INFO [stderr] | |__^ Dec 19 08:43:04.404 INFO [stderr] | Dec 19 08:43:04.404 INFO [stderr] = note: #[warn(non_upper_case_globals)] on by default Dec 19 08:43:04.404 INFO [stderr] Dec 19 08:43:04.404 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 19 08:43:04.404 INFO [stderr] --> src/main.rs:69:3 Dec 19 08:43:04.405 INFO [stderr] | Dec 19 08:43:04.405 INFO [stderr] 69 | stdin().read_line(&mut s); Dec 19 08:43:04.405 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 08:43:04.405 INFO [stderr] | Dec 19 08:43:04.405 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 19 08:43:04.405 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 19 08:43:04.405 INFO [stderr] Dec 19 08:43:04.448 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.59s Dec 19 08:43:04.940 INFO running `"docker" "inspect" "182e4b4a58480b3b029656781bd2014906bf9a4bdf120563f7401a3bd5058117"` Dec 19 08:43:05.164 INFO running `"docker" "rm" "-f" "182e4b4a58480b3b029656781bd2014906bf9a4bdf120563f7401a3bd5058117"` Dec 19 08:43:05.448 INFO [stdout] 182e4b4a58480b3b029656781bd2014906bf9a4bdf120563f7401a3bd5058117