[INFO] cloning repository https://github.com/RustyStriker/fractals-gtk-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustyStriker/fractals-gtk-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustyStriker%2Ffractals-gtk-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustyStriker%2Ffractals-gtk-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53ff77c482407743540ac2b6b2e0db53237333fa
[INFO] testing RustyStriker/fractals-gtk-rs against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustyStriker%2Ffractals-gtk-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/RustyStriker/fractals-gtk-rs
[INFO] finished tweaking git repo https://github.com/RustyStriker/fractals-gtk-rs
[INFO] tweaked toml for git repo https://github.com/RustyStriker/fractals-gtk-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/RustyStriker/fractals-gtk-rs 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 git repo https://github.com/RustyStriker/fractals-gtk-rs 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-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] 2fd715f7278aae9f0fdb656cce5f8c89a8f9c50aff5e116880dfa2c0bc0c52a4
[INFO] running `Command { std: "docker" "start" "-a" "2fd715f7278aae9f0fdb656cce5f8c89a8f9c50aff5e116880dfa2c0bc0c52a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fd715f7278aae9f0fdb656cce5f8c89a8f9c50aff5e116880dfa2c0bc0c52a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fd715f7278aae9f0fdb656cce5f8c89a8f9c50aff5e116880dfa2c0bc0c52a4", kill_on_drop: false }`
[INFO] [stdout] 2fd715f7278aae9f0fdb656cce5f8c89a8f9c50aff5e116880dfa2c0bc0c52a4
[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] 416118fe4a7f29110a74231bc3985cfd57604c54b372ac429a91f8a74ccd5063
[INFO] running `Command { std: "docker" "start" "-a" "416118fe4a7f29110a74231bc3985cfd57604c54b372ac429a91f8a74ccd5063", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling futures-core v0.3.7
[INFO] [stderr]    Compiling futures-sink v0.3.7
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling futures-io v0.3.7
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling futures-task v0.3.7
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling futures-channel v0.3.7
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling pin-project v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.7
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling gdk-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]    Compiling futures-executor v0.3.7
[INFO] [stderr]    Compiling glib v0.10.3
[INFO] [stderr]    Compiling futures v0.3.7
[INFO] [stderr]    Compiling fractals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `line_circle_fractals` is never used
[INFO] [stdout]  --> src/fractal/circles_with_lines.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn line_circle_fractals(shapes : Weak<Mutex<Vec<Box<dyn Shape + Send>>>>, size : (f64,f64), start : f64, min : f64) -> Option<Joi...
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lines_circle_fractals_c_helper` is never used
[INFO] [stdout]   --> src/fractal/circles_with_lines.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn lines_circle_fractals_c_helper(shapes : Weak<Mutex<Vec<Box<dyn Shape + Send>>>>, position : (f64,f64), length : f64, min : f64, s...
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lines_circle_fractals_l_helper` is never used
[INFO] [stdout]   --> src/fractal/circles_with_lines.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn lines_circle_fractals_l_helper(shapes : Weak<Mutex<Vec<Box<dyn Shape + Send>>>>, from : (f64,f64), to : (f64,f64), len : f64, min...
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gtk` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-03-05-x86_64-unknown-linux-gnu/bin/rustc --crate-name gtk --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gtk-0.9.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("dox", "embed-lgpl-docs", "gtk-rs-lgpl-docs", "purge-lgpl-docs", "v3_16", "v3_18", "v3_20", "v3_22", "v3_22_20", "v3_22_26", "v3_22_27", "v3_22_29", "v3_22_30", "v3_24", "v3_24_8", "v3_24_9"))' -C metadata=1ccc960498d95c50 -C extra-filename=-14ec668f223a1a98 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-a426858449678f65.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-2412f83d0e675323.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-756b2deb1455878d.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-0fc0d78e30fa77a4.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-54291877959856f9.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-c581a676133f7a48.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-d005394ffde4498f.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-5efab9411a8ebe92.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-ebebaf7e96186661.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-d96dc884d9c82cba.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-c991a117d81487a1.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-6be80e3ff650e071.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-6e75eca248be3cb9.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-5811b37eb0d904f2.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-3cd246a4b8e2ccc1.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-7dc3a5783ef1d0b8.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-7aeedd6bbd526ee7.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-05265f1416e8fe32.rmeta --cap-lints allow --cap-lints=warn --cfg 'gdk_backend="broadway"' --cfg 'gdk_backend="wayland"' --cfg 'gdk_backend="x11"'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "416118fe4a7f29110a74231bc3985cfd57604c54b372ac429a91f8a74ccd5063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416118fe4a7f29110a74231bc3985cfd57604c54b372ac429a91f8a74ccd5063", kill_on_drop: false }`
[INFO] [stdout] 416118fe4a7f29110a74231bc3985cfd57604c54b372ac429a91f8a74ccd5063
