[INFO] fetching crate fltk-webview 0.1.3...
[INFO] checking fltk-webview-0.1.3 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate fltk-webview 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fltk-webview 0.1.3 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fltk-webview 0.1.3
[INFO] finished tweaking crates.io crate fltk-webview 0.1.3
[INFO] tweaked toml for crates.io crate fltk-webview 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate fltk-webview 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3f9ba4ce2e3cc3aa4fdf11ab40d9dbfb8e09a45c6adf22e6bb139a01647fd495
[INFO] running `Command { std: "docker" "start" "-a" "3f9ba4ce2e3cc3aa4fdf11ab40d9dbfb8e09a45c6adf22e6bb139a01647fd495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f9ba4ce2e3cc3aa4fdf11ab40d9dbfb8e09a45c6adf22e6bb139a01647fd495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9ba4ce2e3cc3aa4fdf11ab40d9dbfb8e09a45c6adf22e6bb139a01647fd495", kill_on_drop: false }`
[INFO] [stdout] 3f9ba4ce2e3cc3aa4fdf11ab40d9dbfb8e09a45c6adf22e6bb139a01647fd495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4834fad1c6e0fc483706799dddbacf4991476fd18ef5aa0e45ac12c73269218e
[INFO] running `Command { std: "docker" "start" "-a" "4834fad1c6e0fc483706799dddbacf4991476fd18ef5aa0e45ac12c73269218e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling fltk-sys v1.0.11
[INFO] [stderr]    Compiling webview-official-sys v0.1.2
[INFO] [stderr]    Compiling fltk-webview v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: src/gtkwid.c: In function 'customwin_class_init':
[INFO] [stderr] warning: src/gtkwid.c:10:19: warning: unused variable 'parent_widget' [-Wunused-variable]
[INFO] [stderr] warning:    10 |   GtkWidgetClass *parent_widget = GTK_WIDGET_CLASS(klass);
[INFO] [stderr] warning:       |                   ^~~~~~~~~~~~~
[INFO] [stderr] warning: src/gtkwid.c: In function 'customwin_init':
[INFO] [stderr] warning: src/gtkwid.c:13:39: warning: unused parameter 'self' [-Wunused-parameter]
[INFO] [stderr] warning:    13 | static void customwin_init(CustomWin *self) {}
[INFO] [stderr] warning:       |                            ~~~~~~~~~~~^~~~
[INFO] [stderr]    Compiling fltk-derive v1.0.12
[INFO] [stderr]     Checking fltk v1.0.12
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 44s
[INFO] running `Command { std: "docker" "inspect" "4834fad1c6e0fc483706799dddbacf4991476fd18ef5aa0e45ac12c73269218e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4834fad1c6e0fc483706799dddbacf4991476fd18ef5aa0e45ac12c73269218e", kill_on_drop: false }`
[INFO] [stdout] 4834fad1c6e0fc483706799dddbacf4991476fd18ef5aa0e45ac12c73269218e