[INFO] fetching crate semdiff-differ-image 0.3.0...
[INFO] testing semdiff-differ-image-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate semdiff-differ-image 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate semdiff-differ-image 0.3.0
[INFO] finished tweaking crates.io crate semdiff-differ-image 0.3.0
[INFO] tweaked toml for crates.io crate semdiff-differ-image 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate semdiff-differ-image 0.3.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate semdiff-differ-image 0.3.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b8d51ddafdd1f6228c2fa159ee1dc1bd81749a24e01fbb5ca69c73bbecc1d54
[INFO] running `Command { std: "docker" "start" "-a" "3b8d51ddafdd1f6228c2fa159ee1dc1bd81749a24e01fbb5ca69c73bbecc1d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b8d51ddafdd1f6228c2fa159ee1dc1bd81749a24e01fbb5ca69c73bbecc1d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b8d51ddafdd1f6228c2fa159ee1dc1bd81749a24e01fbb5ca69c73bbecc1d54", kill_on_drop: false }`
[INFO] [stdout] 3b8d51ddafdd1f6228c2fa159ee1dc1bd81749a24e01fbb5ca69c73bbecc1d54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2e4eb01cc4d58b8f3ebe7d3b071dd901135d3bb3c2fc85708719b7d73b94a29
[INFO] running `Command { std: "docker" "start" "-a" "f2e4eb01cc4d58b8f3ebe7d3b071dd901135d3bb3c2fc85708719b7d73b94a29", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.181
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling as-slice v0.2.1
[INFO] [stderr]    Compiling built v0.8.0
[INFO] [stderr]    Compiling av-scenechange v0.14.1
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling aligned v0.4.3
[INFO] [stderr]    Compiling zmij v1.0.20
[INFO] [stderr]    Compiling pastey v0.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling y4m v0.8.0
[INFO] [stderr]    Compiling bitstream-io v4.9.0
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling weezl v0.1.12
[INFO] [stderr]    Compiling imgref v1.12.0
[INFO] [stderr]    Compiling zune-jpeg v0.4.21
[INFO] [stderr]    Compiling rav1e v0.8.1
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling pxfm v0.1.27
[INFO] [stderr]    Compiling avif-serialize v0.8.6
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling zune-core v0.5.1
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling infer v0.19.0
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling png v0.18.0
[INFO] [stderr]    Compiling image-webp v0.2.4
[INFO] [stderr]    Compiling gif v0.14.1
[INFO] [stderr]    Compiling zune-jpeg v0.5.12
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling color v0.3.2
[INFO] [stderr]    Compiling askama_parser v0.15.4
[INFO] [stderr]    Compiling moxcms v0.7.11
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling zerocopy-derive v0.8.39
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling profiling-procmacros v1.0.17
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling fax_derive v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling askama_derive v0.15.4
[INFO] [stderr]    Compiling profiling v1.0.17
[INFO] [stderr]    Compiling fax v0.2.6
[INFO] [stderr]    Compiling equator v0.4.2
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling aligned-vec v0.6.4
[INFO] [stderr]    Compiling semdiff-core v0.3.0
[INFO] [stderr]    Compiling v_frame v0.3.9
[INFO] [stderr]    Compiling av1-grain v0.2.5
[INFO] [stderr]    Compiling askama_macros v0.15.4
[INFO] [stderr]    Compiling askama v0.15.4
[INFO] [stderr]    Compiling semdiff-output v0.3.0
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling exr v1.74.0
[INFO] [stderr]    Compiling tiff v0.10.3
[INFO] [stderr]    Compiling ravif v0.12.0
[INFO] [stderr]    Compiling image v0.25.9
[INFO] [stderr]    Compiling semdiff-differ-image v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.92s
[INFO] running `Command { std: "docker" "inspect" "f2e4eb01cc4d58b8f3ebe7d3b071dd901135d3bb3c2fc85708719b7d73b94a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e4eb01cc4d58b8f3ebe7d3b071dd901135d3bb3c2fc85708719b7d73b94a29", kill_on_drop: false }`
[INFO] [stdout] f2e4eb01cc4d58b8f3ebe7d3b071dd901135d3bb3c2fc85708719b7d73b94a29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d57c6b653b97b6c0bb7c1bff68a7396512ff72cdbc10fb45c2c3bc69385c4825
[INFO] running `Command { std: "docker" "start" "-a" "d57c6b653b97b6c0bb7c1bff68a7396512ff72cdbc10fb45c2c3bc69385c4825", kill_on_drop: false }`
[INFO] [stderr]    Compiling semdiff-differ-image v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "d57c6b653b97b6c0bb7c1bff68a7396512ff72cdbc10fb45c2c3bc69385c4825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57c6b653b97b6c0bb7c1bff68a7396512ff72cdbc10fb45c2c3bc69385c4825", kill_on_drop: false }`
[INFO] [stdout] d57c6b653b97b6c0bb7c1bff68a7396512ff72cdbc10fb45c2c3bc69385c4825
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 826208f410e1a84764861c3e4e5fe390fbaea62bb955f6ed97ddd51a4ef58c98
[INFO] running `Command { std: "docker" "start" "-a" "826208f410e1a84764861c3e4e5fe390fbaea62bb955f6ed97ddd51a4ef58c98", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/semdiff_differ_image-4cec301f69e34654)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests semdiff_differ_image
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::compare_counts_diff_pixels ... ok
[INFO] [stdout] test tests::compare_counts_diff_pixels_with_alpha ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "826208f410e1a84764861c3e4e5fe390fbaea62bb955f6ed97ddd51a4ef58c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "826208f410e1a84764861c3e4e5fe390fbaea62bb955f6ed97ddd51a4ef58c98", kill_on_drop: false }`
[INFO] [stdout] 826208f410e1a84764861c3e4e5fe390fbaea62bb955f6ed97ddd51a4ef58c98
