[INFO] fetching crate fltk2 0.1.7...
[INFO] testing fltk2-0.1.7 against 1.97.0-beta.6 for beta-1.98-1
[INFO] extracting crate fltk2 0.1.7 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fltk2 0.1.7 on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.2.23
[INFO] [stderr]   Downloaded wit-bindgen-rt v0.39.0
[INFO] [stderr]   Downloaded paste v1.0.15
[INFO] [stderr]   Downloaded raw-window-handle v0.6.2
[INFO] [stderr]   Downloaded jobserver v0.1.33
[INFO] [stderr]   Downloaded bitflags v2.9.1
[INFO] [stderr]   Downloaded r-efi v5.2.0
[INFO] [stderr]   Downloaded getrandom v0.3.3
[INFO] [stderr]   Downloaded wasi v0.14.2+wasi-0.2.4
[INFO] [stderr]   Downloaded libc v0.2.172
[INFO] [stderr]   Downloaded fltk2-sys v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534
[INFO] running `Command { std: "docker" "start" "8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", 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 once_cell v1.21.3
[INFO] [stderr]    Compiling ttf-parser v0.25.1
[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 21s
[INFO] running `Command { std: "docker" "inspect" "8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", 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 25.93s
[INFO] running `Command { std: "docker" "inspect" "8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", 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 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fltk-646d90b2225e4061)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/app_handle.rs (/opt/rustwide/target/debug/deps/app_handle-43930d64f9b28ae0)
[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" "8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534", kill_on_drop: false }`
[INFO] [stdout] 8d0bf9333936c5f26360a3cd0e98d3c9acc901aeccd5cfc623dd2d00ba34e534
