[INFO] fetching crate mandelbrot_cli 0.1.0...
[INFO] testing mandelbrot_cli-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mandelbrot_cli 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mandelbrot_cli 0.1.0
[INFO] finished tweaking crates.io crate mandelbrot_cli 0.1.0
[INFO] tweaked toml for crates.io crate mandelbrot_cli 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mandelbrot_cli 0.1.0 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] crate crates.io crate mandelbrot_cli 0.1.0 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-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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d111c327f36dbd9ec48a355792103c1d91cda5266fa0d1fbe71be1388f85ea6b
[INFO] running `Command { std: "docker" "start" "-a" "d111c327f36dbd9ec48a355792103c1d91cda5266fa0d1fbe71be1388f85ea6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d111c327f36dbd9ec48a355792103c1d91cda5266fa0d1fbe71be1388f85ea6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d111c327f36dbd9ec48a355792103c1d91cda5266fa0d1fbe71be1388f85ea6b", kill_on_drop: false }`
[INFO] [stdout] d111c327f36dbd9ec48a355792103c1d91cda5266fa0d1fbe71be1388f85ea6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bb6454c2352900e416aa415cf6d70297b77b754c8d927b69e14d325a60868998
[INFO] running `Command { std: "docker" "start" "-a" "bb6454c2352900e416aa415cf6d70297b77b754c8d927b69e14d325a60868998", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling bitstream-io v2.6.0
[INFO] [stderr]    Compiling weezl v0.1.10
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling imgref v1.11.0
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling avif-serialize v0.8.5
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling exr v1.73.0
[INFO] [stderr]    Compiling zune-jpeg v0.4.19
[INFO] [stderr]    Compiling image-webp v0.2.3
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling fast-srgb8 v1.0.0
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling clap_builder v4.5.41
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling topology-traits v0.1.2
[INFO] [stderr]    Compiling enterpolation v0.3.0
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling profiling-procmacros v1.0.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling palette_derive v0.7.6
[INFO] [stderr]    Compiling profiling v1.0.17
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling equator v0.4.2
[INFO] [stderr]    Compiling aligned-vec v0.6.4
[INFO] [stderr]    Compiling v_frame v0.3.9
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling av1-grain v0.2.4
[INFO] [stderr]    Compiling clap v4.5.41
[INFO] [stderr]    Compiling ravif v0.11.20
[INFO] [stderr]    Compiling image v0.25.6
[INFO] [stderr]    Compiling mandelbrot_cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.25s
[INFO] running `Command { std: "docker" "inspect" "bb6454c2352900e416aa415cf6d70297b77b754c8d927b69e14d325a60868998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb6454c2352900e416aa415cf6d70297b77b754c8d927b69e14d325a60868998", kill_on_drop: false }`
[INFO] [stdout] bb6454c2352900e416aa415cf6d70297b77b754c8d927b69e14d325a60868998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] da53e9d46e878580ca89cfcc414c43d71a436c59af67047b1d443ad39f140b1b
[INFO] running `Command { std: "docker" "start" "-a" "da53e9d46e878580ca89cfcc414c43d71a436c59af67047b1d443ad39f140b1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mandelbrot_cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "da53e9d46e878580ca89cfcc414c43d71a436c59af67047b1d443ad39f140b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da53e9d46e878580ca89cfcc414c43d71a436c59af67047b1d443ad39f140b1b", kill_on_drop: false }`
[INFO] [stdout] da53e9d46e878580ca89cfcc414c43d71a436c59af67047b1d443ad39f140b1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 104a1ef62b7802cf61a0d97c9d9deef62de3be7cb285e05192ccb3cbfa4fd5c4
[INFO] running `Command { std: "docker" "start" "-a" "104a1ef62b7802cf61a0d97c9d9deef62de3be7cb285e05192ccb3cbfa4fd5c4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mandelbrot_cli-ad9b8f9843bb76cc)
[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" "104a1ef62b7802cf61a0d97c9d9deef62de3be7cb285e05192ccb3cbfa4fd5c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104a1ef62b7802cf61a0d97c9d9deef62de3be7cb285e05192ccb3cbfa4fd5c4", kill_on_drop: false }`
[INFO] [stdout] 104a1ef62b7802cf61a0d97c9d9deef62de3be7cb285e05192ccb3cbfa4fd5c4