[INFO] cloning repository https://github.com/sigurdo/fish_greeting_utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sigurdo/fish_greeting_utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsigurdo%2Ffish_greeting_utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsigurdo%2Ffish_greeting_utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be10d1444f63a030aed013e79f59d93ce21f4d6c
[INFO] checking sigurdo/fish_greeting_utils against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsigurdo%2Ffish_greeting_utils" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sigurdo/fish_greeting_utils
[INFO] finished tweaking git repo https://github.com/sigurdo/fish_greeting_utils
[INFO] tweaked toml for git repo https://github.com/sigurdo/fish_greeting_utils written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sigurdo/fish_greeting_utils on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sigurdo/fish_greeting_utils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 474b9276b86c6c32a0f01dbe7fd7503eae8fa607393becc51e9bd55d2a6702aa
[INFO] running `Command { std: "docker" "start" "-a" "474b9276b86c6c32a0f01dbe7fd7503eae8fa607393becc51e9bd55d2a6702aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "474b9276b86c6c32a0f01dbe7fd7503eae8fa607393becc51e9bd55d2a6702aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "474b9276b86c6c32a0f01dbe7fd7503eae8fa607393becc51e9bd55d2a6702aa", kill_on_drop: false }`
[INFO] [stdout] 474b9276b86c6c32a0f01dbe7fd7503eae8fa607393becc51e9bd55d2a6702aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a9f68b2c73d571251d6e1120afec2486f00d28444755ef939b22c893c707e51
[INFO] running `Command { std: "docker" "start" "-a" "5a9f68b2c73d571251d6e1120afec2486f00d28444755ef939b22c893c707e51", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]     Checking anstyle v1.0.2
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking hsv v0.1.1
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]     Checking clap_builder v4.4.2
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking clap v4.4.2
[INFO] [stderr]     Checking fish_greeting_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ColoredString` and `Colorize`
[INFO] [stdout]  --> src/colorize_path.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use colored::{ColoredString, Colorize};
[INFO] [stdout]   |               ^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `maninpulations::center_image_x`
[INFO] [stdout]  --> src/colorize_path.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use maninpulations::center_image_x;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str`
[INFO] [stdout]  --> src/colorize_path.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{str, u8};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::terminal_size`
[INFO] [stdout]  --> src/colorize_path.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use termion::terminal_size;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/colorize_path.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let mut rainbow_colors = vec![
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rgb` is never constructed
[INFO] [stdout]  --> src/colorize_path.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Rgb {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]  --> src/center.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::{arg, Parser};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]  --> src/center.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::{arg, Parser};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]  --> src/horizontal_line.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{arg, Parser};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `seq::SliceRandom`
[INFO] [stdout]  --> src/horizontal_line.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{seq::SliceRandom, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]  --> src/horizontal_line.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{arg, Parser};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/parse_ascii_art.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `seq::SliceRandom`
[INFO] [stdout]  --> src/horizontal_line.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{seq::SliceRandom, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/parse_ascii_art.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `PackLeft` and `DistributeRight` are never constructed
[INFO] [stdout]   --> src/horizontal_line.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     enum DistributeRemainderStrategy {
[INFO] [stdout]    |          --------------------------- variants in this enum
[INFO] [stdout] 59 |         PackLeft,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |         DistributeRight,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ColoredString` and `Colorize`
[INFO] [stdout]  --> src/colorize_path.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use colored::{ColoredString, Colorize};
[INFO] [stdout]   |               ^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `maninpulations::center_image_x`
[INFO] [stdout]  --> src/colorize_path.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use maninpulations::center_image_x;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str`
[INFO] [stdout]  --> src/colorize_path.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{str, u8};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::terminal_size`
[INFO] [stdout]  --> src/colorize_path.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use termion::terminal_size;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `PackLeft` and `DistributeRight` are never constructed
[INFO] [stdout]   --> src/horizontal_line.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     enum DistributeRemainderStrategy {
[INFO] [stdout]    |          --------------------------- variants in this enum
[INFO] [stdout] 59 |         PackLeft,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |         DistributeRight,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/parse_ascii_art.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let os_name = String::from_str(&distro_match[1]).unwrap();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/parse_ascii_art.rs:45:29
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut ascii_art = String::from_str(&distro_match[3]).unwrap();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fish_greeting_utils` (bin "parse_ascii_art" test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/parse_ascii_art.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let os_name = String::from_str(&distro_match[1]).unwrap();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/parse_ascii_art.rs:45:29
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut ascii_art = String::from_str(&distro_match[3]).unwrap();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/colorize_path.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let mut rainbow_colors = vec![
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rgb` is never constructed
[INFO] [stdout]  --> src/colorize_path.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Rgb {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fish_greeting_utils` (bin "parse_ascii_art") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "5a9f68b2c73d571251d6e1120afec2486f00d28444755ef939b22c893c707e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9f68b2c73d571251d6e1120afec2486f00d28444755ef939b22c893c707e51", kill_on_drop: false }`
[INFO] [stdout] 5a9f68b2c73d571251d6e1120afec2486f00d28444755ef939b22c893c707e51