[INFO] fetching crate webkit2gtk 0.14.0...
[INFO] testing webkit2gtk-0.14.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate webkit2gtk 0.14.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate webkit2gtk 0.14.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webkit2gtk 0.14.0
[INFO] finished tweaking crates.io crate webkit2gtk 0.14.0
[INFO] tweaked toml for crates.io crate webkit2gtk 0.14.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate webkit2gtk 0.14.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-internal v1.0.1
[INFO] [stderr]   Downloaded pin-project v1.0.1
[INFO] [stderr]   Downloaded futures-executor v0.3.7
[INFO] [stderr]   Downloaded cairo-rs v0.14.0
[INFO] [stderr]   Downloaded futures-io v0.3.7
[INFO] [stderr]   Downloaded glib-macros v0.14.0
[INFO] [stderr]   Downloaded futures-task v0.3.7
[INFO] [stderr]   Downloaded futures-channel v0.3.7
[INFO] [stderr]   Downloaded futures-core v0.3.7
[INFO] [stderr]   Downloaded glib v0.14.0
[INFO] [stderr]   Downloaded futures-util v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e23cbf7439620d2c162d176bc0845b40cbde94ce071758680f961b09cbfd1b8b
[INFO] running `Command { std: "docker" "start" "-a" "e23cbf7439620d2c162d176bc0845b40cbde94ce071758680f961b09cbfd1b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e23cbf7439620d2c162d176bc0845b40cbde94ce071758680f961b09cbfd1b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23cbf7439620d2c162d176bc0845b40cbde94ce071758680f961b09cbfd1b8b", kill_on_drop: false }`
[INFO] [stdout] e23cbf7439620d2c162d176bc0845b40cbde94ce071758680f961b09cbfd1b8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50b08fc7ea36b18aa0e266cde1def95a195a69bc351babef2fe352192f5be63c
[INFO] running `Command { std: "docker" "start" "-a" "50b08fc7ea36b18aa0e266cde1def95a195a69bc351babef2fe352192f5be63c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling futures-core v0.3.7
[INFO] [stderr]    Compiling futures-io v0.3.7
[INFO] [stderr]    Compiling futures-task v0.3.7
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling futures-channel v0.3.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling javascriptcore-rs-sys v0.2.0
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling system-deps v3.1.2
[INFO] [stderr]    Compiling pin-project v1.0.1
[INFO] [stderr]    Compiling glib-macros v0.14.0
[INFO] [stderr]    Compiling gtk3-macros v0.14.0
[INFO] [stderr]    Compiling futures-util v0.3.7
[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 soup-sys v0.10.0
[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 v0.14.0
[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 webkit2gtk-sys v0.14.0
[INFO] [stderr]    Compiling gio v0.14.0
[INFO] [stderr]    Compiling gtk v0.14.0
[INFO] [stderr]    Compiling futures-executor v0.3.7
[INFO] [stderr]    Compiling glib v0.14.0
[INFO] [stderr]    Compiling pango v0.14.0
[INFO] [stderr]    Compiling cairo-rs v0.14.0
[INFO] [stderr]    Compiling atk v0.14.0
[INFO] [stderr]    Compiling javascriptcore-rs v0.14.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.14.0
[INFO] [stderr]    Compiling gdk v0.14.0
[INFO] [stderr]    Compiling webkit2gtk v0.14.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `glib::StaticType`
[INFO] [stdout]   --> src/auto/download.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use glib::StaticType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glib::object::Cast`
[INFO] [stdout]  --> src/auto/hit_test_result.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use glib::object::Cast;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glib::StaticType`
[INFO] [stdout]  --> src/auto/hit_test_result.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use glib::StaticType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glib::StaticType`
[INFO] [stdout]   --> src/auto/settings.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use glib::StaticType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glib::StaticType`
[INFO] [stdout]   --> src/auto/uri_request.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use glib::StaticType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glib::StaticType`
[INFO] [stdout]   --> src/auto/web_context.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | use glib::StaticType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glib::object::Cast`
[INFO] [stdout]  --> src/auto/window_properties.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use glib::object::Cast;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glib::StaticType`
[INFO] [stdout]  --> src/auto/window_properties.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use glib::StaticType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/auto/download.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/auto/web_context.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[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-0.14.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=b9b33992dc0f24bf -C extra-filename=-b9b33992dc0f24bf --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-897ec6ed786a0fd4.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e09638bf9aca31b4.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-7a78bd4a94a78c11.rmeta --extern field_offset=/opt/rustwide/target/debug/deps/libfield_offset-6f501b411558386d.rmeta --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-b9cfc5c216392f9b.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-d283625da985c266.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-1314e08b4899b017.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-71c2e8bc6b50c965.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-56916091456f3c45.rmeta --extern ffi=/opt/rustwide/target/debug/deps/libgtk_sys-bd1537e77d1263fd.rmeta --extern gtk3_macros=/opt/rustwide/target/debug/deps/libgtk3_macros-333138b25f122ab7.so --extern libc=/opt/rustwide/target/debug/deps/liblibc-c11538edbfcde107.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-9cf59def09207496.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-6cdc2420c6ace6de.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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "50b08fc7ea36b18aa0e266cde1def95a195a69bc351babef2fe352192f5be63c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50b08fc7ea36b18aa0e266cde1def95a195a69bc351babef2fe352192f5be63c", kill_on_drop: false }`
[INFO] [stdout] 50b08fc7ea36b18aa0e266cde1def95a195a69bc351babef2fe352192f5be63c
