[INFO] fetching crate nativeshell 0.1.13...
[INFO] testing nativeshell-0.1.13 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate nativeshell 0.1.13 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate nativeshell 0.1.13 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nativeshell 0.1.13
[INFO] finished tweaking crates.io crate nativeshell 0.1.13
[INFO] tweaked toml for crates.io crate nativeshell 0.1.13 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87be6c03a62a7929428a47846c651729e270a2566892fd6e94326d68b75b2562
[INFO] running `Command { std: "docker" "start" "-a" "87be6c03a62a7929428a47846c651729e270a2566892fd6e94326d68b75b2562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87be6c03a62a7929428a47846c651729e270a2566892fd6e94326d68b75b2562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87be6c03a62a7929428a47846c651729e270a2566892fd6e94326d68b75b2562", kill_on_drop: false }`
[INFO] [stdout] 87be6c03a62a7929428a47846c651729e270a2566892fd6e94326d68b75b2562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83afff80ea46a80846cb231cdc4bfd167cd08dd8f21e4aaab6c5c2462f16b252
[INFO] running `Command { std: "docker" "start" "-a" "83afff80ea46a80846cb231cdc4bfd167cd08dd8f21e4aaab6c5c2462f16b252", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling version-compare v0.0.11
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling gio v0.14.8
[INFO] [stderr]    Compiling pathdiff v0.2.1
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling cargo-emit v0.2.1
[INFO] [stderr]    Compiling path-slash v0.1.4
[INFO] [stderr]    Compiling cfg-expr v0.8.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling gtk v0.14.3
[INFO] [stderr]    Compiling field-offset v0.3.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling copy_dir v0.1.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling velcro_core v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling velcro_macros v0.5.2
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling velcro v0.5.3
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling nativeshell_build v0.1.13
[INFO] [stderr]    Compiling system-deps v3.2.0
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling glib-macros v0.14.1
[INFO] [stderr]    Compiling gtk3-macros v0.14.0
[INFO] [stderr]    Compiling glib-sys v0.14.0
[INFO] [stderr]    Compiling gobject-sys v0.14.0
[INFO] [stderr]    Compiling gio-sys v0.14.0
[INFO] [stderr]    Compiling pango-sys v0.14.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.14.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.14.9
[INFO] [stderr]    Compiling gdk-sys v0.14.0
[INFO] [stderr]    Compiling atk-sys v0.14.0
[INFO] [stderr]    Compiling gtk-sys v0.14.0
[INFO] [stderr]    Compiling nativeshell v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling glib v0.14.8
[INFO] [stderr]    Compiling cairo-rs v0.14.9
[INFO] [stderr]    Compiling pango v0.14.8
[INFO] [stderr]    Compiling atk v0.14.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.14.0
[INFO] [stderr]    Compiling gdk v0.14.3
[INFO] [stderr] error: could not compile `gtk`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gtk --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gtk-0.14.3/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_20"' --cfg 'feature="v3_22"' -C metadata=13f0c4c6738e1136 -C extra-filename=-13f0c4c6738e1136 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-1ac9da066f1c1ba9.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-610a73087f46ba3b.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-eee6f06c390cc4e9.rmeta --extern field_offset=/opt/rustwide/target/debug/deps/libfield_offset-c2c4864b2fd50126.rmeta --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-d7bfcb64b87ff807.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-450ea444e9d5a134.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-ff01d63dd28d1c96.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-48b813ecbdca11b6.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-214247030b89bf85.rmeta --extern ffi=/opt/rustwide/target/debug/deps/libgtk_sys-5daa2718f3939517.rmeta --extern gtk3_macros=/opt/rustwide/target/debug/deps/libgtk3_macros-a349210445f6eea7.so --extern libc=/opt/rustwide/target/debug/deps/liblibc-44afddf82674132d.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-2001554701dc9572.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-9f691d08e312da1a.rmeta --cap-lints allow --cap-lints=warn --cfg 'gdk_backend="x11"' --cfg 'gdk_backend="broadway"' --cfg 'gdk_backend="wayland"'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/shell/platform/linux/size_widget.rs:50:41
[INFO] [stdout]    |
[INFO] [stdout] 43 | / unsafe extern "C" fn get_preferred_width(
[INFO] [stdout] 44 | |     widget: *mut gtk_sys::GtkWidget,
[INFO] [stdout] 45 | |     minimum: *mut i32,
[INFO] [stdout] 46 | |     natural: *mut i32,
[INFO] [stdout] 47 | | ) {
[INFO] [stdout]    | |_- because it's nested under this `unsafe` fn
[INFO] [stdout] ...
[INFO] [stdout] 50 |       if let Some(width) = width.map(|w| *unsafe { w.as_ref() }) {
[INFO] [stdout]    |                                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout]    = note: this `unsafe` block does contain unsafe operations, but those are already allowed in an `unsafe fn`
[INFO] [stdout]    = note: `#[allow(unsafe_op_in_unsafe_fn)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/shell/platform/linux/size_widget.rs:66:43
[INFO] [stdout]    |
[INFO] [stdout] 59 | / unsafe extern "C" fn get_preferred_height(
[INFO] [stdout] 60 | |     widget: *mut gtk_sys::GtkWidget,
[INFO] [stdout] 61 | |     minimum: *mut i32,
[INFO] [stdout] 62 | |     natural: *mut i32,
[INFO] [stdout] 63 | | ) {
[INFO] [stdout]    | |_- because it's nested under this `unsafe` fn
[INFO] [stdout] ...
[INFO] [stdout] 66 |       if let Some(height) = height.map(|h| *unsafe { h.as_ref() }) {
[INFO] [stdout]    |                                             ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `unsafe` block does contain unsafe operations, but those are already allowed in an `unsafe fn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83afff80ea46a80846cb231cdc4bfd167cd08dd8f21e4aaab6c5c2462f16b252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83afff80ea46a80846cb231cdc4bfd167cd08dd8f21e4aaab6c5c2462f16b252", kill_on_drop: false }`
[INFO] [stdout] 83afff80ea46a80846cb231cdc4bfd167cd08dd8f21e4aaab6c5c2462f16b252