[INFO] fetching crate way-cooler-background 0.1.0...
[INFO] checking way-cooler-background-0.1.0 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] extracting crate way-cooler-background 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate way-cooler-background 0.1.0 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate way-cooler-background 0.1.0
[INFO] finished tweaking crates.io crate way-cooler-background 0.1.0
[INFO] tweaked toml for crates.io crate way-cooler-background 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c31038d396a67988bae5e2920559edc2017e6606321607a73a803f95c4206f85
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c31038d396a67988bae5e2920559edc2017e6606321607a73a803f95c4206f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c31038d396a67988bae5e2920559edc2017e6606321607a73a803f95c4206f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31038d396a67988bae5e2920559edc2017e6606321607a73a803f95c4206f85", kill_on_drop: false }`
[INFO] [stdout] c31038d396a67988bae5e2920559edc2017e6606321607a73a803f95c4206f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 292902f731bf13d42ce67f148961f49e9d172b03fe3b6f5f849865e2ef68fe68
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "292902f731bf13d42ce67f148961f49e9d172b03fe3b6f5f849865e2ef68fe68", kill_on_drop: false }`
[INFO] [stderr] warning: package replacement is not used: https://github.com/rust-lang/crates.io-index#cairo-sys-rs:0.3.1
[INFO] [stderr] warning: package replacement is not used: https://github.com/rust-lang/crates.io-index#glib-sys:0.3.1
[INFO] [stderr] warning: package replacement is not used: https://github.com/rust-lang/crates.io-index#gobject-sys:0.3.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling gdk-pixbuf v0.1.3
[INFO] [stderr]    Compiling cairo-rs v0.1.3
[INFO] [stderr]    Compiling gio v0.1.3
[INFO] [stderr]     Checking c_vec v1.2.1
[INFO] [stderr]    Compiling gdk v0.5.3
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]    Compiling gtk v0.1.3
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]    Compiling glib-sys v0.3.4
[INFO] [stderr]    Compiling gobject-sys v0.3.4
[INFO] [stderr]    Compiling gio-sys v0.3.4
[INFO] [stderr]    Compiling cairo-sys-rs v0.3.4
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.3.4
[INFO] [stderr]    Compiling pango-sys v0.3.4
[INFO] [stderr]    Compiling gdk-sys v0.3.4
[INFO] [stderr]    Compiling atk-sys v0.3.4
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling gtk-sys v0.3.4
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling wayland-scanner v0.6.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling wayland-client v0.6.2
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking glib v0.1.3
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stdout] error[E0119]: conflicting implementations of trait `value::SetValueOptional` for type `&_`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/glib-0.1.3/src/value.rs:509:1
[INFO] [stdout]     |
[INFO] [stdout] 478 | impl<'a, T: ?Sized + SetValueOptional> SetValueOptional for &'a T {
[INFO] [stdout]     | ----------------------------------------------------------------- first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 509 | impl<T: IsA<Object>> SetValueOptional for T {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `&_`
[INFO] [stdout]     |
[INFO] [stdout]     = note: downstream crates may implement trait `object::IsA<object::Object>` for type `&_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `value::SetValue` for type `&_`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/glib-0.1.3/src/value.rs:503:1
[INFO] [stdout]     |
[INFO] [stdout] 472 | impl<'a, T: ?Sized + SetValue> SetValue for &'a T {
[INFO] [stdout]     | ------------------------------------------------- first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 503 | impl<T: IsA<Object>> SetValue for T {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `&_`
[INFO] [stdout]     |
[INFO] [stdout]     = note: downstream crates may implement trait `object::IsA<object::Object>` for type `&_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `glib`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "292902f731bf13d42ce67f148961f49e9d172b03fe3b6f5f849865e2ef68fe68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "292902f731bf13d42ce67f148961f49e9d172b03fe3b6f5f849865e2ef68fe68", kill_on_drop: false }`
[INFO] [stdout] 292902f731bf13d42ce67f148961f49e9d172b03fe3b6f5f849865e2ef68fe68