[INFO] fetching crate png2t 0.2.1...
[INFO] testing png2t-0.2.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate png2t 0.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate png2t 0.2.1
[INFO] finished tweaking crates.io crate png2t 0.2.1
[INFO] tweaked toml for crates.io crate png2t 0.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate png2t 0.2.1 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 png2t 0.2.1 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-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] d122d93c69a9d1bb1fb6cb72853d195533aa72f631e7dedfde331c9bd09c0146
[INFO] running `Command { std: "docker" "start" "-a" "d122d93c69a9d1bb1fb6cb72853d195533aa72f631e7dedfde331c9bd09c0146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d122d93c69a9d1bb1fb6cb72853d195533aa72f631e7dedfde331c9bd09c0146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d122d93c69a9d1bb1fb6cb72853d195533aa72f631e7dedfde331c9bd09c0146", kill_on_drop: false }`
[INFO] [stdout] d122d93c69a9d1bb1fb6cb72853d195533aa72f631e7dedfde331c9bd09c0146
[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] 6ca5dadf4e9dddf5b5b96f42969f1312d9343c3579f891baf90510dd19550fc6
[INFO] running `Command { std: "docker" "start" "-a" "6ca5dadf4e9dddf5b5b96f42969f1312d9343c3579f891baf90510dd19550fc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling bytemuck v1.13.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling symphonia-core v0.5.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling cpal v0.15.2
[INFO] [stderr]    Compiling anstyle v1.0.2
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling ogg v0.8.0
[INFO] [stderr]    Compiling aho-corasick v1.0.4
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling clap_lex v0.5.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling anstream v0.5.0
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling half v2.2.1
[INFO] [stderr]    Compiling clap_builder v4.4.0
[INFO] [stderr]    Compiling gif v0.12.0
[INFO] [stderr]    Compiling png v0.17.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling lewton v0.10.2
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling hound v3.5.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling human-sort v0.2.2
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling symphonia-metadata v0.5.3
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling alsa v0.7.1
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling symphonia-bundle-mp3 v0.5.3
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling crossterm v0.26.1
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling symphonia v0.5.3
[INFO] [stderr]    Compiling rodio v0.17.1
[INFO] [stderr]    Compiling regex-automata v0.3.6
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling clap_derive v4.4.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling pin-project v1.1.3
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling exr v1.7.0
[INFO] [stderr]    Compiling regex v1.9.3
[INFO] [stderr]    Compiling tiff v0.9.0
[INFO] [stderr]    Compiling clap v4.4.0
[INFO] [stderr]    Compiling image v0.24.7
[INFO] [stderr]    Compiling png2t v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.93s
[INFO] running `Command { std: "docker" "inspect" "6ca5dadf4e9dddf5b5b96f42969f1312d9343c3579f891baf90510dd19550fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ca5dadf4e9dddf5b5b96f42969f1312d9343c3579f891baf90510dd19550fc6", kill_on_drop: false }`
[INFO] [stdout] 6ca5dadf4e9dddf5b5b96f42969f1312d9343c3579f891baf90510dd19550fc6
[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] f2c3fc210fc3dce2f8c007d488bf7ee7c094ec3e698ebb46cd8129fe7220c8b5
[INFO] running `Command { std: "docker" "start" "-a" "f2c3fc210fc3dce2f8c007d488bf7ee7c094ec3e698ebb46cd8129fe7220c8b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling png2t v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "f2c3fc210fc3dce2f8c007d488bf7ee7c094ec3e698ebb46cd8129fe7220c8b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c3fc210fc3dce2f8c007d488bf7ee7c094ec3e698ebb46cd8129fe7220c8b5", kill_on_drop: false }`
[INFO] [stdout] f2c3fc210fc3dce2f8c007d488bf7ee7c094ec3e698ebb46cd8129fe7220c8b5
[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] b1a3d2e34ccc41c829a2cea3e9a3f740b76dbaae5eb0828f3de995bcc2f13fd1
[INFO] running `Command { std: "docker" "start" "-a" "b1a3d2e34ccc41c829a2cea3e9a3f740b76dbaae5eb0828f3de995bcc2f13fd1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/png2t-50f8b373998ee68e)
[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" "b1a3d2e34ccc41c829a2cea3e9a3f740b76dbaae5eb0828f3de995bcc2f13fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a3d2e34ccc41c829a2cea3e9a3f740b76dbaae5eb0828f3de995bcc2f13fd1", kill_on_drop: false }`
[INFO] [stdout] b1a3d2e34ccc41c829a2cea3e9a3f740b76dbaae5eb0828f3de995bcc2f13fd1
