[INFO] fetching crate fltk2 0.1.7...
[INFO] testing fltk2-0.1.7 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate fltk2 0.1.7 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate fltk2 0.1.7
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fltk2 0.1.7
[INFO] tweaked toml for crates.io crate fltk2 0.1.7 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fltk2 0.1.7 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 fltk2 0.1.7 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] 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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c75fc383c5b286259218282a869ce670a08e5ae4dc58e2354f6fefef9f7496ac
[INFO] running `Command { std: "docker" "start" "-a" "c75fc383c5b286259218282a869ce670a08e5ae4dc58e2354f6fefef9f7496ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c75fc383c5b286259218282a869ce670a08e5ae4dc58e2354f6fefef9f7496ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c75fc383c5b286259218282a869ce670a08e5ae4dc58e2354f6fefef9f7496ac", kill_on_drop: false }`
[INFO] [stdout] c75fc383c5b286259218282a869ce670a08e5ae4dc58e2354f6fefef9f7496ac
[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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce40a5827dca0952a11f69609cbccb597167d3c87784dc50cecbde17edc633df
[INFO] running `Command { std: "docker" "start" "-a" "ce40a5827dca0952a11f69609cbccb597167d3c87784dc50cecbde17edc633df", kill_on_drop: false }`
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling ttf-parser v0.25.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling cc v1.2.23
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling fltk2-sys v0.1.7
[INFO] [stderr]    Compiling fltk2 v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "ce40a5827dca0952a11f69609cbccb597167d3c87784dc50cecbde17edc633df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce40a5827dca0952a11f69609cbccb597167d3c87784dc50cecbde17edc633df", kill_on_drop: false }`
[INFO] [stdout] ce40a5827dca0952a11f69609cbccb597167d3c87784dc50cecbde17edc633df
[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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c85c8992e69e1f920209897ce0f3eb08dd671f7ad718489cac57eca2014ee577
[INFO] running `Command { std: "docker" "start" "-a" "c85c8992e69e1f920209897ce0f3eb08dd671f7ad718489cac57eca2014ee577", kill_on_drop: false }`
[INFO] [stderr]    Compiling fltk2 v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]  --> tests/image.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let app = app::App::default().with_scheme(app::Scheme::Gleam);
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]  --> tests/image.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let frame = Frame::default().size_of(&wind);
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.74s
[INFO] running `Command { std: "docker" "inspect" "c85c8992e69e1f920209897ce0f3eb08dd671f7ad718489cac57eca2014ee577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c85c8992e69e1f920209897ce0f3eb08dd671f7ad718489cac57eca2014ee577", kill_on_drop: false }`
[INFO] [stdout] c85c8992e69e1f920209897ce0f3eb08dd671f7ad718489cac57eca2014ee577
[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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5a3643a55cd38addb25fa0225f1f4eea8264f4a55e27683d0797dd434b0f4ff
[INFO] running `Command { std: "docker" "start" "-a" "d5a3643a55cd38addb25fa0225f1f4eea8264f4a55e27683d0797dd434b0f4ff", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]  --> tests/image.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let app = app::App::default().with_scheme(app::Scheme::Gleam);
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frame`
[INFO] [stderr]  --> tests/image.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let frame = Frame::default().size_of(&wind);
[INFO] [stderr]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stderr] 
[INFO] [stderr] warning: `fltk2` (test "image") generated 2 warnings (run `cargo fix --test "image" -p fltk2` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fltk-646d90b2225e4061)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/app_handle.rs (/opt/rustwide/target/debug/deps/app_handle-43930d64f9b28ae0)
[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] Can't open display: 
[INFO] [stderr] error: test failed, to rerun pass `--test app_handle`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/app_handle-43930d64f9b28ae0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d5a3643a55cd38addb25fa0225f1f4eea8264f4a55e27683d0797dd434b0f4ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5a3643a55cd38addb25fa0225f1f4eea8264f4a55e27683d0797dd434b0f4ff", kill_on_drop: false }`
[INFO] [stdout] d5a3643a55cd38addb25fa0225f1f4eea8264f4a55e27683d0797dd434b0f4ff
