[INFO] fetching crate zune-ppm 0.5.0-rc0...
[INFO] testing zune-ppm-0.5.0-rc0 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate zune-ppm 0.5.0-rc0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate zune-ppm 0.5.0-rc0
[INFO] finished tweaking crates.io crate zune-ppm 0.5.0-rc0
[INFO] tweaked toml for crates.io crate zune-ppm 0.5.0-rc0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zune-ppm 0.5.0-rc0 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a99c041097ae1ea72cc782b780a3e7ed0c31f6100ac43806d902f8284272e308
[INFO] running `Command { std: "docker" "start" "-a" "a99c041097ae1ea72cc782b780a3e7ed0c31f6100ac43806d902f8284272e308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a99c041097ae1ea72cc782b780a3e7ed0c31f6100ac43806d902f8284272e308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a99c041097ae1ea72cc782b780a3e7ed0c31f6100ac43806d902f8284272e308", kill_on_drop: false }`
[INFO] [stdout] a99c041097ae1ea72cc782b780a3e7ed0c31f6100ac43806d902f8284272e308
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7333fcfb7c55804d192429f60fa5a04b1fb8d33341d85a886cc4fbe213987637
[INFO] running `Command { std: "docker" "start" "-a" "7333fcfb7c55804d192429f60fa5a04b1fb8d33341d85a886cc4fbe213987637", kill_on_drop: false }`
[INFO] [stderr]    Compiling zune-core v0.5.1
[INFO] [stderr]    Compiling zune-ppm v0.5.0-rc0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "7333fcfb7c55804d192429f60fa5a04b1fb8d33341d85a886cc4fbe213987637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7333fcfb7c55804d192429f60fa5a04b1fb8d33341d85a886cc4fbe213987637", kill_on_drop: false }`
[INFO] [stdout] 7333fcfb7c55804d192429f60fa5a04b1fb8d33341d85a886cc4fbe213987637
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e211d8cb8fbe1217951d34565f4f063a7a4ea95f44f6ae3eb031d2d4b9b88035
[INFO] running `Command { std: "docker" "start" "-a" "e211d8cb8fbe1217951d34565f4f063a7a4ea95f44f6ae3eb031d2d4b9b88035", kill_on_drop: false }`
[INFO] [stderr]    Compiling zune-ppm v0.5.0-rc0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "e211d8cb8fbe1217951d34565f4f063a7a4ea95f44f6ae3eb031d2d4b9b88035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e211d8cb8fbe1217951d34565f4f063a7a4ea95f44f6ae3eb031d2d4b9b88035", kill_on_drop: false }`
[INFO] [stdout] e211d8cb8fbe1217951d34565f4f063a7a4ea95f44f6ae3eb031d2d4b9b88035
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a7def7fa2e48aeda6e65c4aaeabb82506710846c04c7f8ecbd3f55a36884e3d4
[INFO] running `Command { std: "docker" "start" "-a" "a7def7fa2e48aeda6e65c4aaeabb82506710846c04c7f8ecbd3f55a36884e3d4", 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/zune_ppm-c77c0a2a46c38f10)
[INFO] [stderr]    Doc-tests zune_ppm
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 28) - compile ... ok
[INFO] [stdout] test src/decoder.rs - decoder::PPMDecoder<T>::dimensions (line 479) ... FAILED
[INFO] [stdout] test src/decoder.rs - decoder::PPMDecoder<T>::new (line 93) ... ok
[INFO] [stdout] test src/decoder.rs - decoder::PPMDecoder<T>::decode (line 511) ... ok
[INFO] [stdout] test src/decoder.rs - decoder::PPMDecoder<T>::new_with_options (line 109) ... ok
[INFO] [stdout] test src/encoder.rs - encoder::PPMEncoder (line 76) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/decoder.rs - decoder::PPMDecoder<T>::dimensions (line 479) stdout ----
[INFO] [stdout] error[E0277]: the trait bound `std::io::Cursor<&[u8; 12]>: ZByteReaderTrait` is not satisfied
[INFO] [stdout]    --> src/decoder.rs:486:35
[INFO] [stdout]     |
[INFO] [stdout] 486 | let mut decoder = PPMDecoder::new(Cursor::new(data));
[INFO] [stdout]     |                   --------------- ^^^^^^^^^^^^^^^^^ the trait `ZByteReaderTrait` is not implemented for `std::io::Cursor<&[u8; 12]>`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `ZByteReaderTrait` is implemented for `ZCursor<T>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zune-core-0.5.1/src/bytestream/reader/zcursor_no_std.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 | impl<T: AsRef<[u8]>> ZByteReaderTrait for ZCursor<T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: required by a bound in `PPMDecoder::<T>::new`
[INFO] [stdout]    --> src/decoder.rs:85:8
[INFO] [stdout]     |
[INFO] [stdout]  85 |     T: ZByteReaderTrait
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ required by this bound in `PPMDecoder::<T>::new`
[INFO] [stdout] ...
[INFO] [stdout] 100 |     pub fn new(data: T) -> PPMDecoder<T> {
[INFO] [stdout]     |            --- required by a bound in this associated function
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `std::io::Cursor<&[u8; 12]>: ZByteReaderTrait` is not satisfied
[INFO] [stdout]    --> src/decoder.rs:486:19
[INFO] [stdout]     |
[INFO] [stdout] 486 | let mut decoder = PPMDecoder::new(Cursor::new(data));
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `ZByteReaderTrait` is not implemented for `std::io::Cursor<&[u8; 12]>`
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `ZByteReaderTrait` is implemented for `ZCursor<T>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zune-core-0.5.1/src/bytestream/reader/zcursor_no_std.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 | impl<T: AsRef<[u8]>> ZByteReaderTrait for ZCursor<T> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: required by a bound in `PPMDecoder`
[INFO] [stdout]    --> src/decoder.rs:26:8
[INFO] [stdout]     |
[INFO] [stdout]  24 | pub struct PPMDecoder<T>
[INFO] [stdout]     |            ---------- required by a bound in this struct
[INFO] [stdout]  25 | where
[INFO] [stdout]  26 |     T: ZByteReaderTrait
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ required by this bound in `PPMDecoder`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `decode_headers` exists for struct `PPMDecoder<std::io::Cursor<&[u8; 12]>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/decoder.rs:488:9
[INFO] [stdout]     |
[INFO] [stdout] 488 | decoder.decode_headers().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ method cannot be called on `PPMDecoder<std::io::Cursor<&[u8; 12]>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `std::io::Cursor<&[u8; 12]>: ZByteReaderTrait`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `bit_depth` exists for struct `PPMDecoder<std::io::Cursor<&[u8; 12]>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/decoder.rs:490:20
[INFO] [stdout]     |
[INFO] [stdout] 490 | assert_eq!(decoder.bit_depth(),Some(BitDepth::Eight));
[INFO] [stdout]     |                    ^^^^^^^^^ private field, not a method
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `std::io::Cursor<&[u8; 12]>: ZByteReaderTrait`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `dimensions` exists for struct `PPMDecoder<std::io::Cursor<&[u8; 12]>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/decoder.rs:491:20
[INFO] [stdout]     |
[INFO] [stdout] 491 | assert_eq!(decoder.dimensions(),Some((34,32)))
[INFO] [stdout]     |                    ^^^^^^^^^^ method cannot be called on `PPMDecoder<std::io::Cursor<&[u8; 12]>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `std::io::Cursor<&[u8; 12]>: ZByteReaderTrait`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/decoder.rs - decoder::PPMDecoder<T>::dimensions (line 479)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.22s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "a7def7fa2e48aeda6e65c4aaeabb82506710846c04c7f8ecbd3f55a36884e3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7def7fa2e48aeda6e65c4aaeabb82506710846c04c7f8ecbd3f55a36884e3d4", kill_on_drop: false }`
[INFO] [stdout] a7def7fa2e48aeda6e65c4aaeabb82506710846c04c7f8ecbd3f55a36884e3d4
