[INFO] fetching crate dither-lib 0.1.2...
[INFO] testing dither-lib-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dither-lib 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate dither-lib 0.1.2
[INFO] finished tweaking crates.io crate dither-lib 0.1.2
[INFO] tweaked toml for crates.io crate dither-lib 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dither-lib 0.1.2 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 130 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20bb336a065491a5ba000717c97d04b437f57cdd649b85c1e733876b3187a0e0
[INFO] running `Command { std: "docker" "start" "-a" "20bb336a065491a5ba000717c97d04b437f57cdd649b85c1e733876b3187a0e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20bb336a065491a5ba000717c97d04b437f57cdd649b85c1e733876b3187a0e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20bb336a065491a5ba000717c97d04b437f57cdd649b85c1e733876b3187a0e0", kill_on_drop: false }`
[INFO] [stdout] 20bb336a065491a5ba000717c97d04b437f57cdd649b85c1e733876b3187a0e0
[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=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] a177ded2e62398f369e93dd6d2039b7b973b5d75eb13fe814ad7eff8da7727a4
[INFO] running `Command { std: "docker" "start" "-a" "a177ded2e62398f369e93dd6d2039b7b973b5d75eb13fe814ad7eff8da7727a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]    Compiling rayon v1.11.0
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[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling imgref v1.12.0
[INFO] [stderr]    Compiling bitstream-io v2.6.0
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling weezl v0.1.10
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[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling num-bigint v0.4.6
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[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling profiling v1.0.17
[INFO] [stderr]    Compiling fax_derive v0.2.0
[INFO] [stderr]    Compiling equator v0.4.2
[INFO] [stderr]    Compiling fax v0.2.6
[INFO] [stderr]    Compiling aligned-vec v0.6.4
[INFO] [stderr]    Compiling v_frame v0.3.9
[INFO] [stderr]    Compiling tiff v0.10.3
[INFO] [stderr]    Compiling av1-grain v0.2.4
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ravif v0.11.20
[INFO] [stderr]    Compiling image v0.25.8
[INFO] [stderr]    Compiling dither-lib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "a177ded2e62398f369e93dd6d2039b7b973b5d75eb13fe814ad7eff8da7727a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a177ded2e62398f369e93dd6d2039b7b973b5d75eb13fe814ad7eff8da7727a4", kill_on_drop: false }`
[INFO] [stdout] a177ded2e62398f369e93dd6d2039b7b973b5d75eb13fe814ad7eff8da7727a4
[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=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] 48861d0d3d4e5f4de4bbb230f45de0e96ae4e612720f4d01ec6008185b697b97
[INFO] running `Command { std: "docker" "start" "-a" "48861d0d3d4e5f4de4bbb230f45de0e96ae4e612720f4d01ec6008185b697b97", kill_on_drop: false }`
[INFO] [stderr]    Compiling dither-lib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "48861d0d3d4e5f4de4bbb230f45de0e96ae4e612720f4d01ec6008185b697b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48861d0d3d4e5f4de4bbb230f45de0e96ae4e612720f4d01ec6008185b697b97", kill_on_drop: false }`
[INFO] [stdout] 48861d0d3d4e5f4de4bbb230f45de0e96ae4e612720f4d01ec6008185b697b97
[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=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] f3163b08ed0d985bb3534fd7b3dc6d249625ed035ba9e98e9e2e077201cb0d84
[INFO] running `Command { std: "docker" "start" "-a" "f3163b08ed0d985bb3534fd7b3dc6d249625ed035ba9e98e9e2e077201cb0d84", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dither_lib-048cd644091c83a8)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests dither_lib
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 4) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 4) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `DynamicImage` in this scope
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let image: DynamicImage = todo!();
[INFO] [stdout]   |            ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 + use image::DynamicImage;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DitherBuilder`
[INFO] [stdout]  --> src/lib.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | let dithered_image = DitherBuilder::new(image)
[INFO] [stdout]   |                      ^^^^^^^^^^^^^ use of undeclared type `DitherBuilder`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use dither_lib::DitherBuilder;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Rgb` in this scope
[INFO] [stdout]  --> src/lib.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     .highlights(Rgb([255;3]))
[INFO] [stdout]   |                 ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these tuple structs
[INFO] [stdout]   |
[INFO] [stdout] 2 + use dither_lib::Rgb;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use image::Rgb;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Rgb` in this scope
[INFO] [stdout]  --> src/lib.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 6 |     .shadows(Rgb([0;3]))
[INFO] [stdout]   |              ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these tuple structs
[INFO] [stdout]   |
[INFO] [stdout] 2 + use dither_lib::Rgb;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use image::Rgb;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Resize`
[INFO] [stdout]  --> src/lib.rs:10:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     .resize(Resize::Scale(0.5))
[INFO] [stdout]   |             ^^^^^^ use of undeclared type `Resize`
[INFO] [stdout]   |
[INFO] [stdout] help: a builtin type with a similar name exists
[INFO] [stdout]   |
[INFO] [stdout] 7 -     .resize(Resize::Scale(0.5))
[INFO] [stdout] 7 +     .resize(isize::Scale(0.5))
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 + use dither_lib::Resize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 4)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f3163b08ed0d985bb3534fd7b3dc6d249625ed035ba9e98e9e2e077201cb0d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3163b08ed0d985bb3534fd7b3dc6d249625ed035ba9e98e9e2e077201cb0d84", kill_on_drop: false }`
[INFO] [stdout] f3163b08ed0d985bb3534fd7b3dc6d249625ed035ba9e98e9e2e077201cb0d84
