[INFO] fetching crate xsettings 0.2.0...
[INFO] checking xsettings-0.2.0 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate xsettings 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate xsettings 0.2.0 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xsettings 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate xsettings 0.2.0
[INFO] tweaked toml for crates.io crate xsettings 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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] 072b3df2d018bda2ad209317a571049347d0993d79b715b3560e39c6af3ee3f7
[INFO] running `Command { std: "docker" "start" "-a" "072b3df2d018bda2ad209317a571049347d0993d79b715b3560e39c6af3ee3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "072b3df2d018bda2ad209317a571049347d0993d79b715b3560e39c6af3ee3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "072b3df2d018bda2ad209317a571049347d0993d79b715b3560e39c6af3ee3f7", kill_on_drop: false }`
[INFO] [stdout] 072b3df2d018bda2ad209317a571049347d0993d79b715b3560e39c6af3ee3f7
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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] b0351b7717473fb972a2ecadbfc588c1676e9607efa51ddabeb8b9ac58d715a3
[INFO] running `Command { std: "docker" "start" "-a" "b0351b7717473fb972a2ecadbfc588c1676e9607efa51ddabeb8b9ac58d715a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking xsettings v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> lib.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub type NotifyFunc = Box<for<'a> FnMut(&[u8], XSettingsAction, SettingRef<'a>)>;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> FnMut(&[u8], XSettingsAction, SettingRef<'a>)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> lib.rs:36:26
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub type WatchFunc = Box<FnMut(Window, bool, c_long)>;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Window, bool, c_long)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> lib.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub type NotifyFunc = Box<for<'a> FnMut(&[u8], XSettingsAction, SettingRef<'a>)>;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> FnMut(&[u8], XSettingsAction, SettingRef<'a>)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> lib.rs:36:26
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub type WatchFunc = Box<FnMut(Window, bool, c_long)>;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Window, bool, c_long)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "b0351b7717473fb972a2ecadbfc588c1676e9607efa51ddabeb8b9ac58d715a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0351b7717473fb972a2ecadbfc588c1676e9607efa51ddabeb8b9ac58d715a3", kill_on_drop: false }`
[INFO] [stdout] b0351b7717473fb972a2ecadbfc588c1676e9607efa51ddabeb8b9ac58d715a3