[INFO] fetching crate png_codec 0.1.1...
[INFO] testing png_codec-0.1.1 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate png_codec 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate png_codec 0.1.1
[INFO] finished tweaking crates.io crate png_codec 0.1.1
[INFO] tweaked toml for crates.io crate png_codec 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate png_codec 0.1.1 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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-2026-03-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding miniz_oxide v0.8.9 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce944665e93100901912986acb8d4e8d73a48b026e956cab39637e3bea42aa15
[INFO] running `Command { std: "docker" "start" "-a" "ce944665e93100901912986acb8d4e8d73a48b026e956cab39637e3bea42aa15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce944665e93100901912986acb8d4e8d73a48b026e956cab39637e3bea42aa15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce944665e93100901912986acb8d4e8d73a48b026e956cab39637e3bea42aa15", kill_on_drop: false }`
[INFO] [stdout] ce944665e93100901912986acb8d4e8d73a48b026e956cab39637e3bea42aa15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 006b9c17ee0242958903b75f140dc10b817baed0dde8d3c787eab456b585f895
[INFO] running `Command { std: "docker" "start" "-a" "006b9c17ee0242958903b75f140dc10b817baed0dde8d3c787eab456b585f895", kill_on_drop: false }`
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling png_codec v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "006b9c17ee0242958903b75f140dc10b817baed0dde8d3c787eab456b585f895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "006b9c17ee0242958903b75f140dc10b817baed0dde8d3c787eab456b585f895", kill_on_drop: false }`
[INFO] [stdout] 006b9c17ee0242958903b75f140dc10b817baed0dde8d3c787eab456b585f895
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9738d61bac4321852a37aca92eb9adc5acfbeb5e1db5cc9fb9047173aefc0484
[INFO] running `Command { std: "docker" "start" "-a" "9738d61bac4321852a37aca92eb9adc5acfbeb5e1db5cc9fb9047173aefc0484", kill_on_drop: false }`
[INFO] [stderr]    Compiling png_codec v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "9738d61bac4321852a37aca92eb9adc5acfbeb5e1db5cc9fb9047173aefc0484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9738d61bac4321852a37aca92eb9adc5acfbeb5e1db5cc9fb9047173aefc0484", kill_on_drop: false }`
[INFO] [stdout] 9738d61bac4321852a37aca92eb9adc5acfbeb5e1db5cc9fb9047173aefc0484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c90ada1f8c5e45b57318e9c7b159ff1f74aa8f7a90095239331b17d5bb3e8d86
[INFO] running `Command { std: "docker" "start" "-a" "c90ada1f8c5e45b57318e9c7b159ff1f74aa8f7a90095239331b17d5bb3e8d86", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/png_codec-f4064e8d384cf99b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests png_codec
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 12) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 12) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Rgba` in this scope
[INFO] [stdout]   --> src/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         Rgba::new(0, 0, 0, 255),
[INFO] [stdout]    |         ^^^^ use of undeclared type `Rgba`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Rgba` in this scope
[INFO] [stdout]   --> src/lib.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         Rgba::new(255, 0, 255, 255),
[INFO] [stdout]    |         ^^^^ use of undeclared type `Rgba`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Rgba` in this scope
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         Rgba::new(255, 0, 0, 255),
[INFO] [stdout]    |         ^^^^ use of undeclared type `Rgba`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Rgba` in this scope
[INFO] [stdout]   --> src/lib.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Rgba::new(0, 10, 90, 255),
[INFO] [stdout]    |         ^^^^ use of undeclared type `Rgba`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Rgba` in this scope
[INFO] [stdout]   --> src/lib.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         Rgba::new(255, 0, 0, 200),
[INFO] [stdout]    |         ^^^^ use of undeclared type `Rgba`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Rgba` in this scope
[INFO] [stdout]   --> src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Rgba::new(255, 1, 90, 255),
[INFO] [stdout]    |         ^^^^ use of undeclared type `Rgba`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Rgba` in this scope
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Rgba::new(0, 10, 90, 255),
[INFO] [stdout]    |         ^^^^ use of undeclared type `Rgba`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode_png` found for struct `IndexedImage<'a>` in the current scope
[INFO] [stdout]   --> src/lib.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 | let encoded = png.encode_png(5).unwrap();
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `encode` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 32 - let encoded = png.encode_png(5).unwrap();
[INFO] [stdout] 32 + let encoded = png.encode(5).unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 12)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c90ada1f8c5e45b57318e9c7b159ff1f74aa8f7a90095239331b17d5bb3e8d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90ada1f8c5e45b57318e9c7b159ff1f74aa8f7a90095239331b17d5bb3e8d86", kill_on_drop: false }`
[INFO] [stdout] c90ada1f8c5e45b57318e9c7b159ff1f74aa8f7a90095239331b17d5bb3e8d86
