[INFO] updating cached repository foeb/nicerl
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/foeb/nicerl
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/foeb/nicerl" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/foeb/nicerl"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/foeb/nicerl'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/foeb/nicerl" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/foeb/nicerl"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/foeb/nicerl'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 774c64dcd21185fb52b3a5395de5d5480653a02f
[INFO] sha for GitHub repo foeb/nicerl: 774c64dcd21185fb52b3a5395de5d5480653a02f
[INFO] validating manifest of foeb/nicerl on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of foeb/nicerl on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing foeb/nicerl
[INFO] finished frobbing foeb/nicerl
[INFO] frobbed toml for foeb/nicerl written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/foeb/nicerl/Cargo.toml
[INFO] started frobbing foeb/nicerl
[INFO] finished frobbing foeb/nicerl
[INFO] frobbed toml for foeb/nicerl written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/foeb/nicerl/Cargo.toml
[INFO] crate foeb/nicerl has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing foeb/nicerl against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 93b22d70ed5d571ac9ff722185fcb177fa0107730f23733ad675c589cfe57ce8
[INFO] running `"docker" "start" "-a" "93b22d70ed5d571ac9ff722185fcb177fa0107730f23733ad675c589cfe57ce8"`
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling smallvec v0.6.4
[INFO] [stderr]    Compiling shred-derive v0.5.0
[INFO] [stderr]    Compiling hibitset v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling shred v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling shrev v1.0.1
[INFO] [stderr]    Compiling specs v0.12.1
[INFO] [stderr]    Compiling nicerl v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Stdout`
[INFO] [stderr]  --> src/display.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{Read, Stdin, Stdout, Write};
[INFO] [stderr]   |                            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::raw::IntoRawMode`
[INFO] [stderr]  --> src/display.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use termion::raw::IntoRawMode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Red`
[INFO] [stderr]  --> src/display.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Red,
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Green`
[INFO] [stderr]  --> src/display.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Green,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Blue`
[INFO] [stderr]   --> src/display.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Blue,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Magenta`
[INFO] [stderr]   --> src/display.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Magenta,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Cyan`
[INFO] [stderr]   --> src/display.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Cyan,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightBlack`
[INFO] [stderr]   --> src/display.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     LightBlack,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightRed`
[INFO] [stderr]   --> src/display.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     LightRed,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightGreen`
[INFO] [stderr]   --> src/display.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     LightGreen,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightYellow`
[INFO] [stderr]   --> src/display.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     LightYellow,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightMagenta`
[INFO] [stderr]   --> src/display.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     LightMagenta,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightCyan`
[INFO] [stderr]   --> src/display.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     LightCyan,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightWhite`
[INFO] [stderr]   --> src/display.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     LightWhite,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print`
[INFO] [stderr]   --> src/display.rs:46:1
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn print(stdout: &mut Write, x: i32, y: i32, s: &str, fg: Option<Color>, bg: Option<Color>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.51s
[INFO] running `"docker" "inspect" "93b22d70ed5d571ac9ff722185fcb177fa0107730f23733ad675c589cfe57ce8"`
[INFO] running `"docker" "rm" "-f" "93b22d70ed5d571ac9ff722185fcb177fa0107730f23733ad675c589cfe57ce8"`
[INFO] [stdout] 93b22d70ed5d571ac9ff722185fcb177fa0107730f23733ad675c589cfe57ce8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f94d880767edebf3b55524c3d23477c7926b6896f21dff9412a7d23016e27b7c
[INFO] running `"docker" "start" "-a" "f94d880767edebf3b55524c3d23477c7926b6896f21dff9412a7d23016e27b7c"`
[INFO] [stderr]    Compiling nicerl v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Stdout`
[INFO] [stderr]  --> src/display.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{Read, Stdin, Stdout, Write};
[INFO] [stderr]   |                            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::raw::IntoRawMode`
[INFO] [stderr]  --> src/display.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use termion::raw::IntoRawMode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Red`
[INFO] [stderr]  --> src/display.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Red,
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Green`
[INFO] [stderr]  --> src/display.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Green,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Blue`
[INFO] [stderr]   --> src/display.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Blue,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Magenta`
[INFO] [stderr]   --> src/display.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Magenta,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Cyan`
[INFO] [stderr]   --> src/display.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Cyan,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightBlack`
[INFO] [stderr]   --> src/display.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     LightBlack,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightRed`
[INFO] [stderr]   --> src/display.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     LightRed,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightGreen`
[INFO] [stderr]   --> src/display.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     LightGreen,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightYellow`
[INFO] [stderr]   --> src/display.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     LightYellow,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightMagenta`
[INFO] [stderr]   --> src/display.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     LightMagenta,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightCyan`
[INFO] [stderr]   --> src/display.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     LightCyan,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LightWhite`
[INFO] [stderr]   --> src/display.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     LightWhite,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print`
[INFO] [stderr]   --> src/display.rs:46:1
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn print(stdout: &mut Write, x: i32, y: i32, s: &str, fg: Option<Color>, bg: Option<Color>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "f94d880767edebf3b55524c3d23477c7926b6896f21dff9412a7d23016e27b7c"`
[INFO] running `"docker" "rm" "-f" "f94d880767edebf3b55524c3d23477c7926b6896f21dff9412a7d23016e27b7c"`
[INFO] [stdout] f94d880767edebf3b55524c3d23477c7926b6896f21dff9412a7d23016e27b7c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] a33c1956d0e6a2049d72a59047c34eaec2d53fe4a1333dfdb26a5fd803c7846d
[INFO] running `"docker" "start" "-a" "a33c1956d0e6a2049d72a59047c34eaec2d53fe4a1333dfdb26a5fd803c7846d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nicerl-2c00d58c2acfc6a4
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a33c1956d0e6a2049d72a59047c34eaec2d53fe4a1333dfdb26a5fd803c7846d"`
[INFO] running `"docker" "rm" "-f" "a33c1956d0e6a2049d72a59047c34eaec2d53fe4a1333dfdb26a5fd803c7846d"`
[INFO] [stdout] a33c1956d0e6a2049d72a59047c34eaec2d53fe4a1333dfdb26a5fd803c7846d