[INFO] fetching crate rgb-color 0.1.1... [INFO] testing rgb-color-0.1.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate rgb-color 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate rgb-color 0.1.1 [INFO] finished tweaking crates.io crate rgb-color 0.1.1 [INFO] tweaked toml for crates.io crate rgb-color 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rgb-color 0.1.1 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f619e84990e75b9ebaa18cc46befcdbfa0b5db86b686ef1e98f19d912b6bcee [INFO] running `Command { std: "docker" "start" "-a" "1f619e84990e75b9ebaa18cc46befcdbfa0b5db86b686ef1e98f19d912b6bcee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f619e84990e75b9ebaa18cc46befcdbfa0b5db86b686ef1e98f19d912b6bcee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f619e84990e75b9ebaa18cc46befcdbfa0b5db86b686ef1e98f19d912b6bcee", kill_on_drop: false }` [INFO] [stdout] 1f619e84990e75b9ebaa18cc46befcdbfa0b5db86b686ef1e98f19d912b6bcee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d665715d425c2f768f7b2407eec5553682c3ab548b995bed224e008559955d01 [INFO] running `Command { std: "docker" "start" "-a" "d665715d425c2f768f7b2407eec5553682c3ab548b995bed224e008559955d01", kill_on_drop: false }` [INFO] [stderr] Compiling rgb-color v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] running `Command { std: "docker" "inspect" "d665715d425c2f768f7b2407eec5553682c3ab548b995bed224e008559955d01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d665715d425c2f768f7b2407eec5553682c3ab548b995bed224e008559955d01", kill_on_drop: false }` [INFO] [stdout] d665715d425c2f768f7b2407eec5553682c3ab548b995bed224e008559955d01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3fc76b8bc4376dcd33a99b5cf296f7d1206a1190c00b4360607eacafcf33b63f [INFO] running `Command { std: "docker" "start" "-a" "3fc76b8bc4376dcd33a99b5cf296f7d1206a1190c00b4360607eacafcf33b63f", kill_on_drop: false }` [INFO] [stderr] Compiling rgb-color v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "3fc76b8bc4376dcd33a99b5cf296f7d1206a1190c00b4360607eacafcf33b63f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fc76b8bc4376dcd33a99b5cf296f7d1206a1190c00b4360607eacafcf33b63f", kill_on_drop: false }` [INFO] [stdout] 3fc76b8bc4376dcd33a99b5cf296f7d1206a1190c00b4360607eacafcf33b63f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 036bb84a0d64a49e5c47093448783137b4ecaa6e0d859c435e2e822ef86d71b2 [INFO] running `Command { std: "docker" "start" "-a" "036bb84a0d64a49e5c47093448783137b4ecaa6e0d859c435e2e822ef86d71b2", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/Color-fe0d79a72ece9600) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests Color [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - RGB (line 25) ... FAILED [INFO] [stdout] test src/lib.rs - RGB::contrast_ratio (line 53) ... FAILED [INFO] [stdout] test src/lib.rs - RGB::from_hex (line 63) ... FAILED [INFO] [stdout] test src/lib.rs - RGB::inverted (line 32) ... FAILED [INFO] [stdout] test src/lib.rs - luminance (line 7) ... FAILED [INFO] [stdout] test src/lib.rs - RGB::to_hex (line 44) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - RGB (line 25) stdout ---- [INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `RGB` in this scope [INFO] [stdout] --> src/lib.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 3 | let rgb = RGB([0, 0, 0]); [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this tuple struct [INFO] [stdout] | [INFO] [stdout] 2 + use Color::RGB; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - RGB::contrast_ratio (line 53) stdout ---- [INFO] [stdout] error[E0425]: cannot find value `rgb` in this scope [INFO] [stdout] --> src/lib.rs:54:16 [INFO] [stdout] | [INFO] [stdout] 3 | let contrast = rgb.contrast_ratio([0, 0, 0]); [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - RGB::from_hex (line 63) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `RGB` [INFO] [stdout] --> src/lib.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 3 | let rgb2 = RGB::from_hex("#00ff00"); [INFO] [stdout] | ^^^ use of undeclared type `RGB` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 + use Color::RGB; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - RGB::inverted (line 32) stdout ---- [INFO] [stdout] error[E0425]: cannot find value `rgb` in this scope [INFO] [stdout] --> src/lib.rs:33:20 [INFO] [stdout] | [INFO] [stdout] 3 | let inverted_rgb = rgb.inverted(); [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `rgb` in this scope [INFO] [stdout] --> src/lib.rs:34:33 [INFO] [stdout] | [INFO] [stdout] 4 | assert_eq!([255, 255, 255], rgb.0); [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - luminance (line 7) stdout ---- [INFO] [stdout] error[E0425]: cannot find function `luminance` in this scope [INFO] [stdout] --> src/lib.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 3 | let lum = luminance([255, 0, 255]); [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 2 + use Color::luminance; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - RGB::to_hex (line 44) stdout ---- [INFO] [stdout] error[E0425]: cannot find value `rgb` in this scope [INFO] [stdout] --> src/lib.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 3 | let color_hex = rgb.to_hex(); [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - RGB (line 25) [INFO] [stdout] src/lib.rs - RGB::contrast_ratio (line 53) [INFO] [stdout] src/lib.rs - RGB::from_hex (line 63) [INFO] [stdout] src/lib.rs - RGB::inverted (line 32) [INFO] [stdout] src/lib.rs - RGB::to_hex (line 44) [INFO] [stdout] src/lib.rs - luminance (line 7) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "036bb84a0d64a49e5c47093448783137b4ecaa6e0d859c435e2e822ef86d71b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "036bb84a0d64a49e5c47093448783137b4ecaa6e0d859c435e2e822ef86d71b2", kill_on_drop: false }` [INFO] [stdout] 036bb84a0d64a49e5c47093448783137b4ecaa6e0d859c435e2e822ef86d71b2