[INFO] cloning repository https://github.com/jonscanzi/gtk-rs-tests
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonscanzi/gtk-rs-tests" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonscanzi%2Fgtk-rs-tests", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonscanzi%2Fgtk-rs-tests'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 058575ffdfc2013dac53389c1a72ada635e94ba3
[INFO] testing jonscanzi/gtk-rs-tests against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonscanzi%2Fgtk-rs-tests" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jonscanzi/gtk-rs-tests
[INFO] finished tweaking git repo https://github.com/jonscanzi/gtk-rs-tests
[INFO] tweaked toml for git repo https://github.com/jonscanzi/gtk-rs-tests written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jonscanzi/gtk-rs-tests 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] crate git repo https://github.com/jonscanzi/gtk-rs-tests 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9a3a1950791d8ed4c8dbe2828adaff767985968107e9d4e9e03f2989f057125e
[INFO] running `Command { std: "docker" "start" "-a" "9a3a1950791d8ed4c8dbe2828adaff767985968107e9d4e9e03f2989f057125e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a3a1950791d8ed4c8dbe2828adaff767985968107e9d4e9e03f2989f057125e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a3a1950791d8ed4c8dbe2828adaff767985968107e9d4e9e03f2989f057125e", kill_on_drop: false }`
[INFO] [stdout] 9a3a1950791d8ed4c8dbe2828adaff767985968107e9d4e9e03f2989f057125e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 25ccfd6029573c59d0d1b98ae25d52aa351e747eecfeb4c6114ea0f7a7d510b6
[INFO] running `Command { std: "docker" "start" "-a" "25ccfd6029573c59d0d1b98ae25d52aa351e747eecfeb4c6114ea0f7a7d510b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling cairo-rs v0.8.0
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling pangocairo v0.9.0
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling pangocairo-sys v0.10.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling once_cell v0.2.4
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling glib v0.9.3
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling gui_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `headerbar`, `increment`, `decrement`, and `reset` are never read
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct WindowWidgets {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 30 |     headerbar: gtk::HeaderBar,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 31 |     increment: gtk::Button,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 32 |     decrement: gtk::Button,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 33 |     reset: gtk::Button,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WindowWidgets` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "25ccfd6029573c59d0d1b98ae25d52aa351e747eecfeb4c6114ea0f7a7d510b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ccfd6029573c59d0d1b98ae25d52aa351e747eecfeb4c6114ea0f7a7d510b6", kill_on_drop: false }`
[INFO] [stdout] 25ccfd6029573c59d0d1b98ae25d52aa351e747eecfeb4c6114ea0f7a7d510b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7f66b5575a81d2ed6f75383a4bbbc6b6ae9a10f167a8e3f5f5fb3e6a1dfd8ba8
[INFO] running `Command { std: "docker" "start" "-a" "7f66b5575a81d2ed6f75383a4bbbc6b6ae9a10f167a8e3f5f5fb3e6a1dfd8ba8", kill_on_drop: false }`
[INFO] [stderr]    Compiling gui_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `headerbar`, `increment`, `decrement`, and `reset` are never read
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct WindowWidgets {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 30 |     headerbar: gtk::HeaderBar,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 31 |     increment: gtk::Button,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 32 |     decrement: gtk::Button,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 33 |     reset: gtk::Button,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WindowWidgets` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "7f66b5575a81d2ed6f75383a4bbbc6b6ae9a10f167a8e3f5f5fb3e6a1dfd8ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f66b5575a81d2ed6f75383a4bbbc6b6ae9a10f167a8e3f5f5fb3e6a1dfd8ba8", kill_on_drop: false }`
[INFO] [stdout] 7f66b5575a81d2ed6f75383a4bbbc6b6ae9a10f167a8e3f5f5fb3e6a1dfd8ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2d03969348966d36b4e5f4e641681aa285cbbc32c2c773da01ad767f418b4c53
[INFO] running `Command { std: "docker" "start" "-a" "2d03969348966d36b4e5f4e641681aa285cbbc32c2c773da01ad767f418b4c53", kill_on_drop: false }`
[INFO] [stderr] warning: fields `headerbar`, `increment`, `decrement`, and `reset` are never read
[INFO] [stderr]   --> src/main.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | struct WindowWidgets {
[INFO] [stderr]    |        ------------- fields in this struct
[INFO] [stderr] 30 |     headerbar: gtk::HeaderBar,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 31 |     increment: gtk::Button,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 32 |     decrement: gtk::Button,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 33 |     reset: gtk::Button,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `WindowWidgets` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gui_test` (bin "gui_test" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/gui_test-5a9f4b52ce30383f)
[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" "2d03969348966d36b4e5f4e641681aa285cbbc32c2c773da01ad767f418b4c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d03969348966d36b4e5f4e641681aa285cbbc32c2c773da01ad767f418b4c53", kill_on_drop: false }`
[INFO] [stdout] 2d03969348966d36b4e5f4e641681aa285cbbc32c2c773da01ad767f418b4c53
