[INFO] updating cached repository lrssnn/solitaire
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lrssnn/solitaire
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lrssnn/solitaire" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/lrssnn/solitaire"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/lrssnn/solitaire'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lrssnn/solitaire" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/lrssnn/solitaire"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/lrssnn/solitaire'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9303fe2fd639d3204e30670207fe222c5a4a4fce
[INFO] sha for GitHub repo lrssnn/solitaire: 9303fe2fd639d3204e30670207fe222c5a4a4fce
[INFO] validating manifest of lrssnn/solitaire on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lrssnn/solitaire on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lrssnn/solitaire
[INFO] finished frobbing lrssnn/solitaire
[INFO] frobbed toml for lrssnn/solitaire written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/lrssnn/solitaire/Cargo.toml
[INFO] started frobbing lrssnn/solitaire
[INFO] finished frobbing lrssnn/solitaire
[INFO] frobbed toml for lrssnn/solitaire written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/lrssnn/solitaire/Cargo.toml
[INFO] crate lrssnn/solitaire already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lrssnn/solitaire against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/lrssnn/solitaire:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 825bd4e1905c64776cb5d87c2699ea907f1c177eafba162072728b8093a27fab
[INFO] running `"docker" "start" "-a" "825bd4e1905c64776cb5d87c2699ea907f1c177eafba162072728b8093a27fab"`
[INFO] [stderr]    Compiling ncurses v5.88.0
[INFO] [stderr]     Checking rand v0.4.1
[INFO] [stderr]     Checking solitaire v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ncurses as term`
[INFO] [stderr]  --> src/player.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use ncurses as term;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ncurses as term`
[INFO] [stderr]  --> src/player.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use ncurses as term;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `suit`
[INFO] [stderr]    --> src/player.rs:273:16
[INFO] [stderr]     |
[INFO] [stderr] 273 | fn target_card(suit: usize, pile: &[Card]) -> Card {
[INFO] [stderr]     |                ^^^^ help: consider prefixing with an underscore: `_suit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `suit`
[INFO] [stderr]    --> src/player.rs:273:16
[INFO] [stderr]     |
[INFO] [stderr] 273 | fn target_card(suit: usize, pile: &[Card]) -> Card {
[INFO] [stderr]     |                ^^^^ help: consider prefixing with an underscore: `_suit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/player.rs:274:9
[INFO] [stderr]     |
[INFO] [stderr] 274 |     let mut card = pile.last().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `delay_ms`
[INFO] [stderr]   --> src/main.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | static delay_ms: u64 = 0;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `delay`
[INFO] [stderr]    --> src/main.rs:267:1
[INFO] [stderr]     |
[INFO] [stderr] 267 | fn delay() {
[INFO] [stderr]     | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `wait_millis`
[INFO] [stderr]    --> src/main.rs:271:1
[INFO] [stderr]     |
[INFO] [stderr] 271 | fn wait_millis(millis: u64) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `delay_ms` should have an upper case name
[INFO] [stderr]   --> src/main.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | static delay_ms: u64 = 0;
[INFO] [stderr]    |        ^^^^^^^^ help: convert the identifier to upper case: `DELAY_MS`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `test_secs` should have an upper case name
[INFO] [stderr]   --> src/main.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | static test_secs: u64 = 60 * 15;
[INFO] [stderr]    |        ^^^^^^^^^ help: convert the identifier to upper case: `TEST_SECS`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/game.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     io::stdout().flush();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/player.rs:274:9
[INFO] [stderr]     |
[INFO] [stderr] 274 |     let mut card = pile.last().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `delay_ms`
[INFO] [stderr]   --> src/main.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | static delay_ms: u64 = 0;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `delay`
[INFO] [stderr]    --> src/main.rs:267:1
[INFO] [stderr]     |
[INFO] [stderr] 267 | fn delay() {
[INFO] [stderr]     | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `wait_millis`
[INFO] [stderr]    --> src/main.rs:271:1
[INFO] [stderr]     |
[INFO] [stderr] 271 | fn wait_millis(millis: u64) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `delay_ms` should have an upper case name
[INFO] [stderr]   --> src/main.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | static delay_ms: u64 = 0;
[INFO] [stderr]    |        ^^^^^^^^ help: convert the identifier to upper case: `DELAY_MS`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `test_secs` should have an upper case name
[INFO] [stderr]   --> src/main.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | static test_secs: u64 = 60 * 15;
[INFO] [stderr]    |        ^^^^^^^^^ help: convert the identifier to upper case: `TEST_SECS`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/game.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     io::stdout().flush();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `"docker" "inspect" "825bd4e1905c64776cb5d87c2699ea907f1c177eafba162072728b8093a27fab"`
[INFO] running `"docker" "rm" "-f" "825bd4e1905c64776cb5d87c2699ea907f1c177eafba162072728b8093a27fab"`
[INFO] [stdout] 825bd4e1905c64776cb5d87c2699ea907f1c177eafba162072728b8093a27fab