[INFO] cloning repository https://github.com/monodyle/cooler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/monodyle/cooler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonodyle%2Fcooler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonodyle%2Fcooler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a80f1d0ef67b795a45089e8f64e98a718d091a7d
[INFO] checking monodyle/cooler against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonodyle%2Fcooler" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/monodyle/cooler
[INFO] finished tweaking git repo https://github.com/monodyle/cooler
[INFO] tweaked toml for git repo https://github.com/monodyle/cooler written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/monodyle/cooler on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/monodyle/cooler 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0595f3dda53d6fa0c4532b1eb6c35a073b3dd5eaf42306ea6f2e6c39e54d30bf
[INFO] running `Command { std: "docker" "start" "-a" "0595f3dda53d6fa0c4532b1eb6c35a073b3dd5eaf42306ea6f2e6c39e54d30bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0595f3dda53d6fa0c4532b1eb6c35a073b3dd5eaf42306ea6f2e6c39e54d30bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0595f3dda53d6fa0c4532b1eb6c35a073b3dd5eaf42306ea6f2e6c39e54d30bf", kill_on_drop: false }`
[INFO] [stdout] 0595f3dda53d6fa0c4532b1eb6c35a073b3dd5eaf42306ea6f2e6c39e54d30bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d92b5036ca4de479c2d9feefd06202a97952f41819c7764e9eacfb9e91f822e6
[INFO] running `Command { std: "docker" "start" "-a" "d92b5036ca4de479c2d9feefd06202a97952f41819c7764e9eacfb9e91f822e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking coolor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `parse`, `set_alpha`, `is_hsl_string`, and `print` are never used
[INFO] [stdout]   --> src/color/hsl.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl HSLColor {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn parse(color: &String) -> Result<Self, Error> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn set_alpha(&mut self, alpha: f32) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn is_hsl_string(color: &String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `to_hsl`, `set_alpha`, `is_rgb_string`, and `print` are never used
[INFO] [stdout]    --> src/color/rgb.rs:33:12
[INFO] [stdout]     |
[INFO] [stdout]  32 | impl RGBColor {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  33 |     pub fn new(r: u8, g: u8, b: u8, a: Option<f32>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  42 |     pub fn to_hsl(&self) -> HSLColor {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     pub fn set_alpha(&mut self, alpha: f32) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn is_rgb_string(color: &String) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 201 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `color_string_splitter` is never used
[INFO] [stdout]  --> src/color/utils.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn color_string_splitter(color: &String) -> Vec<&str> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.67s
[INFO] [stdout] warning: struct `HSLColor` is never constructed
[INFO] [stdout]  --> src/color/hsl.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct HSLColor {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `to_rgb`, `parse`, `set_alpha`, `is_hsl_string`, and `print` are never used
[INFO] [stdout]   --> src/color/hsl.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl HSLColor {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn new(h: u16, s: u8, l: u8, a: Option<f32>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn to_rgb(&self) -> RGBColor {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn parse(color: &String) -> Result<Self, Error> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn set_alpha(&mut self, alpha: f32) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn is_hsl_string(color: &String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RGBColor` is never constructed
[INFO] [stdout]  --> src/color/rgb.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct RGBColor {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `to_hsl`, `parse`, `set_alpha`, `is_rgb_string`, and `print` are never used
[INFO] [stdout]    --> src/color/rgb.rs:33:12
[INFO] [stdout]     |
[INFO] [stdout]  32 | impl RGBColor {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  33 |     pub fn new(r: u8, g: u8, b: u8, a: Option<f32>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  42 |     pub fn to_hsl(&self) -> HSLColor {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     pub fn parse(color: &String) -> Result<Self, Error> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     pub fn set_alpha(&mut self, alpha: f32) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn is_rgb_string(color: &String) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 201 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `color_string_splitter` is never used
[INFO] [stdout]  --> src/color/utils.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn color_string_splitter(color: &String) -> Vec<&str> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `safe_value` is never used
[INFO] [stdout]   --> src/color/utils.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn safe_value<T>(low: T, high: T, value: T) -> T
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hex_to_u8` is never used
[INFO] [stdout]   --> src/color/utils.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn hex_to_u8(value: String) -> Result<u8, Error> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Error` is never constructed
[INFO] [stdout]  --> src/error.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Error {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/error.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Error {
[INFO] [stdout]   | ---------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn new(message: &str) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d92b5036ca4de479c2d9feefd06202a97952f41819c7764e9eacfb9e91f822e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92b5036ca4de479c2d9feefd06202a97952f41819c7764e9eacfb9e91f822e6", kill_on_drop: false }`
[INFO] [stdout] d92b5036ca4de479c2d9feefd06202a97952f41819c7764e9eacfb9e91f822e6
