[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 master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonodyle%2Fcooler" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/monodyle/cooler on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-1-tc1/source/Cargo.toml [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d9cfc3f7329f2c1ef4d9fd12e7e7436e4433fec4f6f9bfeff73b528bdf1f104e [INFO] running `Command { std: "docker" "start" "-a" "d9cfc3f7329f2c1ef4d9fd12e7e7436e4433fec4f6f9bfeff73b528bdf1f104e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d9cfc3f7329f2c1ef4d9fd12e7e7436e4433fec4f6f9bfeff73b528bdf1f104e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9cfc3f7329f2c1ef4d9fd12e7e7436e4433fec4f6f9bfeff73b528bdf1f104e", kill_on_drop: false }` [INFO] [stdout] d9cfc3f7329f2c1ef4d9fd12e7e7436e4433fec4f6f9bfeff73b528bdf1f104e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aeda7eadcdf2a4b285de142ca1eca6bb8cd7731b32e986edfadcffbff70e324e [INFO] running `Command { std: "docker" "start" "-a" "aeda7eadcdf2a4b285de142ca1eca6bb8cd7731b32e986edfadcffbff70e324e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling anyhow v1.0.52 [INFO] [stderr] Checking hex v0.4.3 [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 `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) -> 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 { [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)]` on by default [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) -> 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 { [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(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 { [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] [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 { [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)]` 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) -> 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] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.79s [INFO] running `Command { std: "docker" "inspect" "aeda7eadcdf2a4b285de142ca1eca6bb8cd7731b32e986edfadcffbff70e324e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aeda7eadcdf2a4b285de142ca1eca6bb8cd7731b32e986edfadcffbff70e324e", kill_on_drop: false }` [INFO] [stdout] aeda7eadcdf2a4b285de142ca1eca6bb8cd7731b32e986edfadcffbff70e324e