[INFO] fetching crate fwm 0.1.0...
[INFO] testing fwm-0.1.0 against 1.84.0 for beta-1.85-1
[INFO] extracting crate fwm 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate fwm 0.1.0 on toolchain 1.84.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fwm 0.1.0
[INFO] finished tweaking crates.io crate fwm 0.1.0
[INFO] tweaked toml for crates.io crate fwm 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate fwm 0.1.0 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" "+1.84.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c399427e8a156beb8735378236026cf352126d02042dfc40983577de507d578d
[INFO] running `Command { std: "docker" "start" "-a" "c399427e8a156beb8735378236026cf352126d02042dfc40983577de507d578d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c399427e8a156beb8735378236026cf352126d02042dfc40983577de507d578d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c399427e8a156beb8735378236026cf352126d02042dfc40983577de507d578d", kill_on_drop: false }`
[INFO] [stdout] c399427e8a156beb8735378236026cf352126d02042dfc40983577de507d578d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea4221989e77f4afa38721ef3386b58a21aa0b0edd29c1491425e71ba53ed4ca
[INFO] running `Command { std: "docker" "start" "-a" "ea4221989e77f4afa38721ef3386b58a21aa0b0edd29c1491425e71ba53ed4ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling futures-sink v0.3.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling futures-executor v0.3.14
[INFO] [stderr]    Compiling futures v0.3.14
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling glib-macros v0.10.1
[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 gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gdk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]    Compiling glib v0.10.3
[INFO] [stderr]    Compiling fwm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:602:31
[INFO] [stdout]     |
[INFO] [stdout] 602 |         let move_horizontal = (dir == Direction::Left || dir == Direction::Right);
[INFO] [stdout]     |                               ^                                                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 602 -         let move_horizontal = (dir == Direction::Left || dir == Direction::Right);
[INFO] [stdout] 602 +         let move_horizontal = dir == Direction::Left || dir == Direction::Right;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:603:29
[INFO] [stdout]     |
[INFO] [stdout] 603 |         let move_to_first = (dir == Direction::Right || dir == Direction::Down);
[INFO] [stdout]     |                             ^                                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 603 -         let move_to_first = (dir == Direction::Right || dir == Direction::Down);
[INFO] [stdout] 603 +         let move_to_first = dir == Direction::Right || dir == Direction::Down;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w_idx`
[INFO] [stdout]    --> src/lib.rs:641:29
[INFO] [stdout]     |
[INFO] [stdout] 641 |             ItemIdx::Window(w_idx) => {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_w_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `n_children` is never used
[INFO] [stdout]    --> src/lib.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | impl Layout {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 136 |     fn n_children(&self, item: ItemIdx) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[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/1.84.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name gtk --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 --cfg 'feature="v3_16"' --check-cfg 'cfg(docsrs)' --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=20c99980808f726a -C extra-filename=-20c99980808f726a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-e192cb3ad934fe06.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-609e9170f7c78c15.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-60103bb7ee177941.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-9e9714bf8777a708.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-c02068996ac91720.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-8c473e1f1f0e4b11.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-79c99c25ac4a64f8.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-7d8c53403e182730.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-7b0d6a2aa9a17d22.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-cafc5e2ee75623dd.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-052a1dbce3d007fe.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-44c7b092a29ddec7.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-8fc86afce198e7b5.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-d1cff152c8bea34b.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-9dbe6ebd1ca36ed9.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-e97dab42c6704a81.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-922c3db2af71bb7f.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-84798ecdaea3fbc5.rmeta --cap-lints allow --cap-lints=warn --cfg 'gdk_backend="x11"' --cfg 'gdk_backend="broadway"' --cfg 'gdk_backend="wayland"'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "ea4221989e77f4afa38721ef3386b58a21aa0b0edd29c1491425e71ba53ed4ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea4221989e77f4afa38721ef3386b58a21aa0b0edd29c1491425e71ba53ed4ca", kill_on_drop: false }`
[INFO] [stdout] ea4221989e77f4afa38721ef3386b58a21aa0b0edd29c1491425e71ba53ed4ca