[INFO] fetching crate pictorat 0.0.0...
[INFO] testing pictorat-0.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pictorat 0.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate pictorat 0.0.0
[INFO] finished tweaking crates.io crate pictorat 0.0.0
[INFO] tweaked toml for crates.io crate pictorat 0.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pictorat 0.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 92 packages to latest compatible versions
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.10)
[INFO] [stderr]       Adding ratatui v0.26.3 (available: v0.30.0)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d389e5d14e143072f5d67ee1d2ae127240300eba1c52266b208d2c3ba07a3979
[INFO] running `Command { std: "docker" "start" "-a" "d389e5d14e143072f5d67ee1d2ae127240300eba1c52266b208d2c3ba07a3979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d389e5d14e143072f5d67ee1d2ae127240300eba1c52266b208d2c3ba07a3979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d389e5d14e143072f5d67ee1d2ae127240300eba1c52266b208d2c3ba07a3979", kill_on_drop: false }`
[INFO] [stdout] d389e5d14e143072f5d67ee1d2ae127240300eba1c52266b208d2c3ba07a3979
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 060e00fc93be1869c0396f911aaaa9039d52ff116d9b5f60c1f733104a70c4b7
[INFO] running `Command { std: "docker" "start" "-a" "060e00fc93be1869c0396f911aaaa9039d52ff116d9b5f60c1f733104a70c4b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling weezl v0.1.12
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling compact_str v0.7.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling unicode-truncate v1.1.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling stability v0.2.1
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling ratatui v0.26.3
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling exr v1.74.0
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling pictorat v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/methods/braille.rs:20:56
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn render(&self, area: Rect, image: &DynamicImage, buf: &mut Buffer) {
[INFO] [stdout]    |                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/methods/braille.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |         for (y, row) in image.to_rgb8().rows().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/methods/braille.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |             for (x, pixel) in row.enumerate() {}
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pixel`
[INFO] [stdout]   --> src/methods/braille.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |             for (x, pixel) in row.enumerate() {}
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.91s
[INFO] running `Command { std: "docker" "inspect" "060e00fc93be1869c0396f911aaaa9039d52ff116d9b5f60c1f733104a70c4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "060e00fc93be1869c0396f911aaaa9039d52ff116d9b5f60c1f733104a70c4b7", kill_on_drop: false }`
[INFO] [stdout] 060e00fc93be1869c0396f911aaaa9039d52ff116d9b5f60c1f733104a70c4b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d63b4b3370e4cf07cfc4ea7489e7393fd2312b8c501e5297511fc4bafc53d05a
[INFO] running `Command { std: "docker" "start" "-a" "d63b4b3370e4cf07cfc4ea7489e7393fd2312b8c501e5297511fc4bafc53d05a", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/methods/braille.rs:20:56
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn render(&self, area: Rect, image: &DynamicImage, buf: &mut Buffer) {
[INFO] [stdout]    |                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/methods/braille.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |         for (y, row) in image.to_rgb8().rows().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/methods/braille.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |             for (x, pixel) in row.enumerate() {}
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pixel`
[INFO] [stdout]   --> src/methods/braille.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |             for (x, pixel) in row.enumerate() {}
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pictorat v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/methods/braille.rs:20:56
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn render(&self, area: Rect, image: &DynamicImage, buf: &mut Buffer) {
[INFO] [stdout]    |                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/methods/braille.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |         for (y, row) in image.to_rgb8().rows().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/methods/braille.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |             for (x, pixel) in row.enumerate() {}
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pixel`
[INFO] [stdout]   --> src/methods/braille.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |             for (x, pixel) in row.enumerate() {}
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "d63b4b3370e4cf07cfc4ea7489e7393fd2312b8c501e5297511fc4bafc53d05a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d63b4b3370e4cf07cfc4ea7489e7393fd2312b8c501e5297511fc4bafc53d05a", kill_on_drop: false }`
[INFO] [stdout] d63b4b3370e4cf07cfc4ea7489e7393fd2312b8c501e5297511fc4bafc53d05a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9686ad514d440533ec4fa20cf742864dba3f01554a9a21a26ff17c231c9c3659
[INFO] running `Command { std: "docker" "start" "-a" "9686ad514d440533ec4fa20cf742864dba3f01554a9a21a26ff17c231c9c3659", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/methods/braille.rs:20:56
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn render(&self, area: Rect, image: &DynamicImage, buf: &mut Buffer) {
[INFO] [stderr]    |                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/methods/braille.rs:23:14
[INFO] [stderr]    |
[INFO] [stderr] 23 |         for (y, row) in image.to_rgb8().rows().enumerate() {
[INFO] [stderr]    |              ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/methods/braille.rs:24:18
[INFO] [stderr]    |
[INFO] [stderr] 24 |             for (x, pixel) in row.enumerate() {}
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pixel`
[INFO] [stderr]   --> src/methods/braille.rs:24:21
[INFO] [stderr]    |
[INFO] [stderr] 24 |             for (x, pixel) in row.enumerate() {}
[INFO] [stderr]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel`
[INFO] [stderr] 
[INFO] [stderr] warning: `pictorat` (lib) generated 4 warnings (run `cargo fix --lib -p pictorat` to apply 4 suggestions)
[INFO] [stderr] warning: `pictorat` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pictorat-8f0e303436ad5cb7)
[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 pictorat
[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" "9686ad514d440533ec4fa20cf742864dba3f01554a9a21a26ff17c231c9c3659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9686ad514d440533ec4fa20cf742864dba3f01554a9a21a26ff17c231c9c3659", kill_on_drop: false }`
[INFO] [stdout] 9686ad514d440533ec4fa20cf742864dba3f01554a9a21a26ff17c231c9c3659
