[INFO] fetching crate feim 0.25.1...
[INFO] testing feim-0.25.1 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate feim 0.25.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate feim 0.25.1
[INFO] finished tweaking crates.io crate feim 0.25.1
[INFO] tweaked toml for crates.io crate feim 0.25.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate feim 0.25.1 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] crate crates.io crate feim 0.25.1 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 64035e376af189178e9b401c456a24e56d98a5418166ddef7b5790c7aeed074b
[INFO] running `Command { std: "docker" "start" "-a" "64035e376af189178e9b401c456a24e56d98a5418166ddef7b5790c7aeed074b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64035e376af189178e9b401c456a24e56d98a5418166ddef7b5790c7aeed074b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64035e376af189178e9b401c456a24e56d98a5418166ddef7b5790c7aeed074b", kill_on_drop: false }`
[INFO] [stdout] 64035e376af189178e9b401c456a24e56d98a5418166ddef7b5790c7aeed074b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ee2d48feddb1ad4b34578d8ef6c0ef3853545ae5f7d5e0d426d3d6326459a074
[INFO] running `Command { std: "docker" "start" "-a" "ee2d48feddb1ad4b34578d8ef6c0ef3853545ae5f7d5e0d426d3d6326459a074", kill_on_drop: false }`
[INFO] [stderr]    Compiling feim v0.25.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/image/mod.rs:126:19
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "ee2d48feddb1ad4b34578d8ef6c0ef3853545ae5f7d5e0d426d3d6326459a074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee2d48feddb1ad4b34578d8ef6c0ef3853545ae5f7d5e0d426d3d6326459a074", kill_on_drop: false }`
[INFO] [stdout] ee2d48feddb1ad4b34578d8ef6c0ef3853545ae5f7d5e0d426d3d6326459a074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 312ce34ae63837d43b6f702c5cb8e5f7ef55c471adc89c6b806e10063faf7997
[INFO] running `Command { std: "docker" "start" "-a" "312ce34ae63837d43b6f702c5cb8e5f7ef55c471adc89c6b806e10063faf7997", kill_on_drop: false }`
[INFO] [stderr]    Compiling feim v0.25.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/image/mod.rs:126:19
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/image/mod.rs:126:19
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "312ce34ae63837d43b6f702c5cb8e5f7ef55c471adc89c6b806e10063faf7997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312ce34ae63837d43b6f702c5cb8e5f7ef55c471adc89c6b806e10063faf7997", kill_on_drop: false }`
[INFO] [stdout] 312ce34ae63837d43b6f702c5cb8e5f7ef55c471adc89c6b806e10063faf7997
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6676ef53730fc7fd75f18cbc9e5d9ccd59ef7aa22d393553436db33c6ec5a256
[INFO] running `Command { std: "docker" "start" "-a" "6676ef53730fc7fd75f18cbc9e5d9ccd59ef7aa22d393553436db33c6ec5a256", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/image/mod.rs:126:19
[INFO] [stderr]     |
[INFO] [stderr] 126 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stderr]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `feim` (lib) generated 1 warning (run `cargo fix --lib -p feim` to apply 1 suggestion)
[INFO] [stderr] warning: `feim` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/feim-387542538a3e61b8)
[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 feim
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 49) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 11) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 49) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `feim::image::jpeg`
[INFO] [stdout]   --> src/lib.rs:54:18
[INFO] [stdout]    |
[INFO] [stdout] 54 | use feim::image::jpeg::Jpeg;
[INFO] [stdout]    |                  ^^^^ could not find `jpeg` in `image`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/image/mod.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  4 | #[cfg(feature = "fmt-jpeg")]
[INFO] [stdout]    |       -------------------- the item is gated behind the `fmt-jpeg` feature
[INFO] [stdout]  5 | pub mod jpeg;
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `feim::color::Nrgba64Be`
[INFO] [stdout]   --> src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | use feim::color::Nrgba64Be;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^ no `Nrgba64Be` in `color`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `feim::image::farbfeld`
[INFO] [stdout]   --> src/lib.rs:57:18
[INFO] [stdout]    |
[INFO] [stdout] 57 | use feim::image::farbfeld::{Farbfeld, FarbfeldDecodeOptions};
[INFO] [stdout]    |                  ^^^^^^^^ could not find `farbfeld` in `image`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/image/mod.rs:2:9
[INFO] [stdout]    |
[INFO] [stdout]  1 | #[cfg(feature = "fmt-farbfeld")]
[INFO] [stdout]    |       ------------------------ the item is gated behind the `fmt-farbfeld` feature
[INFO] [stdout]  2 | pub mod farbfeld;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 11) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `feim::image::png`
[INFO] [stdout]   --> src/lib.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 | use feim::image::png::Png;
[INFO] [stdout]    |                  ^^^ could not find `png` in `image`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/image/mod.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | #[cfg(feature = "fmt-png")]
[INFO] [stdout]    |       ------------------- the item is gated behind the `fmt-png` feature
[INFO] [stdout]  8 | pub mod png;
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `feim::color::Rgb`
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use feim::color::Rgb;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ no `Rgb` in `color`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 11)
[INFO] [stdout]     src/lib.rs - (line 49)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "6676ef53730fc7fd75f18cbc9e5d9ccd59ef7aa22d393553436db33c6ec5a256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6676ef53730fc7fd75f18cbc9e5d9ccd59ef7aa22d393553436db33c6ec5a256", kill_on_drop: false }`
[INFO] [stdout] 6676ef53730fc7fd75f18cbc9e5d9ccd59ef7aa22d393553436db33c6ec5a256
