Dec 19 16:52:15.005 INFO checking foeb/nicerl against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 16:52:15.005 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/foeb/nicerl:/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 16:52:15.493 INFO [stdout] 412d51daa3eacd524dcf7ca7a30e9f0bb8be30de36becf78b3371e103e104066
Dec 19 16:52:15.498 INFO running `"docker" "start" "-a" "412d51daa3eacd524dcf7ca7a30e9f0bb8be30de36becf78b3371e103e104066"`
Dec 19 16:52:17.243 INFO [stderr]     Checking termion v1.5.1
Dec 19 16:52:17.244 INFO [stderr]     Checking fxhash v0.2.1
Dec 19 16:52:17.244 INFO [stderr]    Compiling shred-derive v0.5.0
Dec 19 16:52:17.244 INFO [stderr]     Checking parking_lot v0.5.5
Dec 19 16:52:17.248 INFO [stderr]     Checking hibitset v0.5.1
Dec 19 16:52:18.776 INFO [stderr]     Checking shred v0.7.0
Dec 19 16:52:20.616 INFO [stderr]     Checking shrev v1.0.1
Dec 19 16:52:23.393 INFO [stderr]     Checking specs v0.12.1
Dec 19 16:52:25.680 INFO [stderr]     Checking nicerl v0.1.0 (/opt/crater/workdir)
Dec 19 16:52:26.324 INFO [stderr] warning: unused import: `Stdout`
Dec 19 16:52:26.324 INFO [stderr]  --> src/display.rs:1:28
Dec 19 16:52:26.324 INFO [stderr]   |
Dec 19 16:52:26.324 INFO [stderr] 1 | use std::io::{Read, Stdin, Stdout, Write};
Dec 19 16:52:26.324 INFO [stderr]   |                            ^^^^^^
Dec 19 16:52:26.324 INFO [stderr]   |
Dec 19 16:52:26.324 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:52:26.324 INFO [stderr] 
Dec 19 16:52:26.324 INFO [stderr] warning: unused import: `termion::raw::IntoRawMode`
Dec 19 16:52:26.324 INFO [stderr]  --> src/display.rs:2:5
Dec 19 16:52:26.324 INFO [stderr]   |
Dec 19 16:52:26.324 INFO [stderr] 2 | use termion::raw::IntoRawMode;
Dec 19 16:52:26.324 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:52:26.324 INFO [stderr] 
Dec 19 16:52:26.336 INFO [stderr] warning: unused import: `Stdout`
Dec 19 16:52:26.336 INFO [stderr]  --> src/display.rs:1:28
Dec 19 16:52:26.336 INFO [stderr]   |
Dec 19 16:52:26.336 INFO [stderr] 1 | use std::io::{Read, Stdin, Stdout, Write};
Dec 19 16:52:26.336 INFO [stderr]   |                            ^^^^^^
Dec 19 16:52:26.336 INFO [stderr]   |
Dec 19 16:52:26.336 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:52:26.336 INFO [stderr] 
Dec 19 16:52:26.336 INFO [stderr] warning: unused import: `termion::raw::IntoRawMode`
Dec 19 16:52:26.336 INFO [stderr]  --> src/display.rs:2:5
Dec 19 16:52:26.336 INFO [stderr]   |
Dec 19 16:52:26.336 INFO [stderr] 2 | use termion::raw::IntoRawMode;
Dec 19 16:52:26.336 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:52:26.336 INFO [stderr] 
Dec 19 16:52:26.460 INFO [stderr] warning: variant is never constructed: `Red`
Dec 19 16:52:26.460 INFO [stderr]  --> src/display.rs:8:5
Dec 19 16:52:26.460 INFO [stderr]   |
Dec 19 16:52:26.461 INFO [stderr] 8 |     Red,
Dec 19 16:52:26.461 INFO [stderr]   |     ^^^
Dec 19 16:52:26.461 INFO [stderr]   |
Dec 19 16:52:26.461 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: variant is never constructed: `Green`
Dec 19 16:52:26.461 INFO [stderr]  --> src/display.rs:9:5
Dec 19 16:52:26.461 INFO [stderr]   |
Dec 19 16:52:26.461 INFO [stderr] 9 |     Green,
Dec 19 16:52:26.461 INFO [stderr]   |     ^^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: variant is never constructed: `Blue`
Dec 19 16:52:26.461 INFO [stderr]   --> src/display.rs:11:5
Dec 19 16:52:26.461 INFO [stderr]    |
Dec 19 16:52:26.461 INFO [stderr] 11 |     Blue,
Dec 19 16:52:26.461 INFO [stderr]    |     ^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: variant is never constructed: `Magenta`
Dec 19 16:52:26.461 INFO [stderr]   --> src/display.rs:12:5
Dec 19 16:52:26.461 INFO [stderr]    |
Dec 19 16:52:26.461 INFO [stderr] 12 |     Magenta,
Dec 19 16:52:26.461 INFO [stderr]    |     ^^^^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: variant is never constructed: `Cyan`
Dec 19 16:52:26.461 INFO [stderr]   --> src/display.rs:13:5
Dec 19 16:52:26.461 INFO [stderr]    |
Dec 19 16:52:26.461 INFO [stderr] 13 |     Cyan,
Dec 19 16:52:26.461 INFO [stderr]    |     ^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: variant is never constructed: `LightBlack`
Dec 19 16:52:26.461 INFO [stderr]   --> src/display.rs:15:5
Dec 19 16:52:26.461 INFO [stderr]    |
Dec 19 16:52:26.461 INFO [stderr] 15 |     LightBlack,
Dec 19 16:52:26.461 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: variant is never constructed: `LightRed`
Dec 19 16:52:26.461 INFO [stderr]   --> src/display.rs:16:5
Dec 19 16:52:26.461 INFO [stderr]    |
Dec 19 16:52:26.461 INFO [stderr] 16 |     LightRed,
Dec 19 16:52:26.461 INFO [stderr]    |     ^^^^^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: variant is never constructed: `LightGreen`
Dec 19 16:52:26.461 INFO [stderr]   --> src/display.rs:17:5
Dec 19 16:52:26.461 INFO [stderr]    |
Dec 19 16:52:26.461 INFO [stderr] 17 |     LightGreen,
Dec 19 16:52:26.461 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: variant is never constructed: `LightYellow`
Dec 19 16:52:26.461 INFO [stderr]   --> src/display.rs:18:5
Dec 19 16:52:26.461 INFO [stderr]    |
Dec 19 16:52:26.461 INFO [stderr] 18 |     LightYellow,
Dec 19 16:52:26.461 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: variant is never constructed: `LightMagenta`
Dec 19 16:52:26.461 INFO [stderr]   --> src/display.rs:20:5
Dec 19 16:52:26.461 INFO [stderr]    |
Dec 19 16:52:26.461 INFO [stderr] 20 |     LightMagenta,
Dec 19 16:52:26.461 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: variant is never constructed: `LightCyan`
Dec 19 16:52:26.461 INFO [stderr]   --> src/display.rs:21:5
Dec 19 16:52:26.461 INFO [stderr]    |
Dec 19 16:52:26.461 INFO [stderr] 21 |     LightCyan,
Dec 19 16:52:26.461 INFO [stderr]    |     ^^^^^^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: variant is never constructed: `LightWhite`
Dec 19 16:52:26.461 INFO [stderr]   --> src/display.rs:22:5
Dec 19 16:52:26.461 INFO [stderr]    |
Dec 19 16:52:26.461 INFO [stderr] 22 |     LightWhite,
Dec 19 16:52:26.461 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.461 INFO [stderr] warning: function is never used: `print`
Dec 19 16:52:26.461 INFO [stderr]   --> src/display.rs:46:1
Dec 19 16:52:26.461 INFO [stderr]    |
Dec 19 16:52:26.461 INFO [stderr] 46 | pub fn print(stdout: &mut Write, x: i32, y: i32, s: &str, fg: Option<Color>, bg: Option<Color>) {
Dec 19 16:52:26.461 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:52:26.461 INFO [stderr] 
Dec 19 16:52:26.492 INFO [stderr] warning: variant is never constructed: `Red`
Dec 19 16:52:26.492 INFO [stderr]  --> src/display.rs:8:5
Dec 19 16:52:26.492 INFO [stderr]   |
Dec 19 16:52:26.493 INFO [stderr] 8 |     Red,
Dec 19 16:52:26.493 INFO [stderr]   |     ^^^
Dec 19 16:52:26.493 INFO [stderr]   |
Dec 19 16:52:26.493 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: variant is never constructed: `Green`
Dec 19 16:52:26.493 INFO [stderr]  --> src/display.rs:9:5
Dec 19 16:52:26.493 INFO [stderr]   |
Dec 19 16:52:26.493 INFO [stderr] 9 |     Green,
Dec 19 16:52:26.493 INFO [stderr]   |     ^^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: variant is never constructed: `Blue`
Dec 19 16:52:26.493 INFO [stderr]   --> src/display.rs:11:5
Dec 19 16:52:26.493 INFO [stderr]    |
Dec 19 16:52:26.493 INFO [stderr] 11 |     Blue,
Dec 19 16:52:26.493 INFO [stderr]    |     ^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: variant is never constructed: `Magenta`
Dec 19 16:52:26.493 INFO [stderr]   --> src/display.rs:12:5
Dec 19 16:52:26.493 INFO [stderr]    |
Dec 19 16:52:26.493 INFO [stderr] 12 |     Magenta,
Dec 19 16:52:26.493 INFO [stderr]    |     ^^^^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: variant is never constructed: `Cyan`
Dec 19 16:52:26.493 INFO [stderr]   --> src/display.rs:13:5
Dec 19 16:52:26.493 INFO [stderr]    |
Dec 19 16:52:26.493 INFO [stderr] 13 |     Cyan,
Dec 19 16:52:26.493 INFO [stderr]    |     ^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: variant is never constructed: `LightBlack`
Dec 19 16:52:26.493 INFO [stderr]   --> src/display.rs:15:5
Dec 19 16:52:26.493 INFO [stderr]    |
Dec 19 16:52:26.493 INFO [stderr] 15 |     LightBlack,
Dec 19 16:52:26.493 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: variant is never constructed: `LightRed`
Dec 19 16:52:26.493 INFO [stderr]   --> src/display.rs:16:5
Dec 19 16:52:26.493 INFO [stderr]    |
Dec 19 16:52:26.493 INFO [stderr] 16 |     LightRed,
Dec 19 16:52:26.493 INFO [stderr]    |     ^^^^^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: variant is never constructed: `LightGreen`
Dec 19 16:52:26.493 INFO [stderr]   --> src/display.rs:17:5
Dec 19 16:52:26.493 INFO [stderr]    |
Dec 19 16:52:26.493 INFO [stderr] 17 |     LightGreen,
Dec 19 16:52:26.493 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: variant is never constructed: `LightYellow`
Dec 19 16:52:26.493 INFO [stderr]   --> src/display.rs:18:5
Dec 19 16:52:26.493 INFO [stderr]    |
Dec 19 16:52:26.493 INFO [stderr] 18 |     LightYellow,
Dec 19 16:52:26.493 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: variant is never constructed: `LightMagenta`
Dec 19 16:52:26.493 INFO [stderr]   --> src/display.rs:20:5
Dec 19 16:52:26.493 INFO [stderr]    |
Dec 19 16:52:26.493 INFO [stderr] 20 |     LightMagenta,
Dec 19 16:52:26.493 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: variant is never constructed: `LightCyan`
Dec 19 16:52:26.493 INFO [stderr]   --> src/display.rs:21:5
Dec 19 16:52:26.493 INFO [stderr]    |
Dec 19 16:52:26.493 INFO [stderr] 21 |     LightCyan,
Dec 19 16:52:26.493 INFO [stderr]    |     ^^^^^^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: variant is never constructed: `LightWhite`
Dec 19 16:52:26.493 INFO [stderr]   --> src/display.rs:22:5
Dec 19 16:52:26.493 INFO [stderr]    |
Dec 19 16:52:26.493 INFO [stderr] 22 |     LightWhite,
Dec 19 16:52:26.493 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.493 INFO [stderr] warning: function is never used: `print`
Dec 19 16:52:26.493 INFO [stderr]   --> src/display.rs:46:1
Dec 19 16:52:26.493 INFO [stderr]    |
Dec 19 16:52:26.493 INFO [stderr] 46 | pub fn print(stdout: &mut Write, x: i32, y: i32, s: &str, fg: Option<Color>, bg: Option<Color>) {
Dec 19 16:52:26.493 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:52:26.493 INFO [stderr] 
Dec 19 16:52:26.556 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.47s
Dec 19 16:52:27.478 INFO running `"docker" "inspect" "412d51daa3eacd524dcf7ca7a30e9f0bb8be30de36becf78b3371e103e104066"`
Dec 19 16:52:27.792 INFO running `"docker" "rm" "-f" "412d51daa3eacd524dcf7ca7a30e9f0bb8be30de36becf78b3371e103e104066"`
Dec 19 16:52:28.056 INFO [stdout] 412d51daa3eacd524dcf7ca7a30e9f0bb8be30de36becf78b3371e103e104066