[INFO] fetching crate retina-browser 0.3.0...
[INFO] testing retina-browser-0.3.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate retina-browser 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate retina-browser 0.3.0
[INFO] finished tweaking crates.io crate retina-browser 0.3.0
[INFO] tweaked toml for crates.io crate retina-browser 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate retina-browser 0.3.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfdb2194d6aaf48ec7cc1cf40ff5cfa75f47ccde4a95268285254aa10e4da17d
[INFO] running `Command { std: "docker" "start" "-a" "bfdb2194d6aaf48ec7cc1cf40ff5cfa75f47ccde4a95268285254aa10e4da17d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfdb2194d6aaf48ec7cc1cf40ff5cfa75f47ccde4a95268285254aa10e4da17d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfdb2194d6aaf48ec7cc1cf40ff5cfa75f47ccde4a95268285254aa10e4da17d", kill_on_drop: false }`
[INFO] [stdout] bfdb2194d6aaf48ec7cc1cf40ff5cfa75f47ccde4a95268285254aa10e4da17d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b6565fbc1c4f790e402fcb3b45996f481e81882352c0b35c9da50ea08c97372
[INFO] running `Command { std: "docker" "start" "-a" "4b6565fbc1c4f790e402fcb3b45996f481e81882352c0b35c9da50ea08c97372", kill_on_drop: false }`
[INFO] [stderr]    Compiling retina-browser v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "4b6565fbc1c4f790e402fcb3b45996f481e81882352c0b35c9da50ea08c97372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b6565fbc1c4f790e402fcb3b45996f481e81882352c0b35c9da50ea08c97372", kill_on_drop: false }`
[INFO] [stdout] 4b6565fbc1c4f790e402fcb3b45996f481e81882352c0b35c9da50ea08c97372
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1b5e5985f2dc20ea32bf69aef343a6cbe7a7f35071bfb9e06238e2a639112cb
[INFO] running `Command { std: "docker" "start" "-a" "b1b5e5985f2dc20ea32bf69aef343a6cbe7a7f35071bfb9e06238e2a639112cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling retina-browser v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "b1b5e5985f2dc20ea32bf69aef343a6cbe7a7f35071bfb9e06238e2a639112cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1b5e5985f2dc20ea32bf69aef343a6cbe7a7f35071bfb9e06238e2a639112cb", kill_on_drop: false }`
[INFO] [stdout] b1b5e5985f2dc20ea32bf69aef343a6cbe7a7f35071bfb9e06238e2a639112cb
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 812a459a82bd9e2c6f6a622d17474dbcf9b564d2fd0a9e381f50d90e5cf2c934
[INFO] running `Command { std: "docker" "start" "-a" "812a459a82bd9e2c6f6a622d17474dbcf9b564d2fd0a9e381f50d90e5cf2c934", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/retina_browser-06a222cf550b29b9)
[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 retina_browser
[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" "812a459a82bd9e2c6f6a622d17474dbcf9b564d2fd0a9e381f50d90e5cf2c934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "812a459a82bd9e2c6f6a622d17474dbcf9b564d2fd0a9e381f50d90e5cf2c934", kill_on_drop: false }`
[INFO] [stdout] 812a459a82bd9e2c6f6a622d17474dbcf9b564d2fd0a9e381f50d90e5cf2c934