[INFO] fetching crate imgdiff 0.1.1...
[INFO] testing imgdiff-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate imgdiff 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate imgdiff 0.1.1
[INFO] finished tweaking crates.io crate imgdiff 0.1.1
[INFO] tweaked toml for crates.io crate imgdiff 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate imgdiff 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] crate crates.io crate imgdiff 0.1.1 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-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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c751eae6e36de8b3dd39c884a71fa9f838aec4465743a3b17cff12cffcb6999d
[INFO] running `Command { std: "docker" "start" "-a" "c751eae6e36de8b3dd39c884a71fa9f838aec4465743a3b17cff12cffcb6999d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c751eae6e36de8b3dd39c884a71fa9f838aec4465743a3b17cff12cffcb6999d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c751eae6e36de8b3dd39c884a71fa9f838aec4465743a3b17cff12cffcb6999d", kill_on_drop: false }`
[INFO] [stdout] c751eae6e36de8b3dd39c884a71fa9f838aec4465743a3b17cff12cffcb6999d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9a488fbacb057548361694444e0400bb71819f68d82d934d47c403675dd041c1
[INFO] running `Command { std: "docker" "start" "-a" "9a488fbacb057548361694444e0400bb71819f68d82d934d47c403675dd041c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling bytemuck v1.14.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling png v0.17.10
[INFO] [stderr]    Compiling syn v2.0.36
[INFO] [stderr]    Compiling image v0.24.7
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling argh_shared v0.1.12
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]    Compiling argh v0.1.12
[INFO] [stderr]    Compiling imgdiff v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.48s
[INFO] running `Command { std: "docker" "inspect" "9a488fbacb057548361694444e0400bb71819f68d82d934d47c403675dd041c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a488fbacb057548361694444e0400bb71819f68d82d934d47c403675dd041c1", kill_on_drop: false }`
[INFO] [stdout] 9a488fbacb057548361694444e0400bb71819f68d82d934d47c403675dd041c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 999f975438ea88b91cb07887e74d7f02b84d823028fd04b0c5ab3cac8f97f88d
[INFO] running `Command { std: "docker" "start" "-a" "999f975438ea88b91cb07887e74d7f02b84d823028fd04b0c5ab3cac8f97f88d", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling pretty_assertions v1.4.0
[INFO] [stderr]    Compiling imgdiff v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "999f975438ea88b91cb07887e74d7f02b84d823028fd04b0c5ab3cac8f97f88d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "999f975438ea88b91cb07887e74d7f02b84d823028fd04b0c5ab3cac8f97f88d", kill_on_drop: false }`
[INFO] [stdout] 999f975438ea88b91cb07887e74d7f02b84d823028fd04b0c5ab3cac8f97f88d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1274e2e227ec75ca0f3947e363982260df3804fef816a00eaf0b4bf61020adb7
[INFO] running `Command { std: "docker" "start" "-a" "1274e2e227ec75ca0f3947e363982260df3804fef816a00eaf0b4bf61020adb7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/imgdiff-1ed124068eb63253)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::are_equal ... ok
[INFO] [stdout] test tests::a_x_bigger_and_diff_content ... ok
[INFO] [stdout] test tests::b_x_bigger ... ok
[INFO] [stdout] test tests::a_x_bigger ... ok
[INFO] [stdout] test tests::a_y_bigger_and_diff_content ... ok
[INFO] [stdout] test tests::a_xy_bigger ... ok
[INFO] [stdout] test tests::first_pixel ... ok
[INFO] [stdout] test tests::last_pixel ... ok
[INFO] [stdout] test tests::a_y_bigger ... ok
[INFO] [stdout] test tests::b_y_bigger ... ok
[INFO] [stdout] test tests::b_xy_bigger ... ok
[INFO] [stdout] test tests::different_size_and_content ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/imgdiff-bc69616eaa226c0c)
[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 imgdiff
[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" "1274e2e227ec75ca0f3947e363982260df3804fef816a00eaf0b4bf61020adb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1274e2e227ec75ca0f3947e363982260df3804fef816a00eaf0b4bf61020adb7", kill_on_drop: false }`
[INFO] [stdout] 1274e2e227ec75ca0f3947e363982260df3804fef816a00eaf0b4bf61020adb7