[INFO] crate furnace-iui 0.3.0 is already in cache
[INFO] testing furnace-iui-0.3.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate furnace-iui 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate furnace-iui 0.3.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate furnace-iui 0.3.0
[INFO] finished tweaking crates.io crate furnace-iui 0.3.0
[INFO] tweaked toml for crates.io crate furnace-iui 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d88df05c8e1ce6a46896b85378d269e9b72f624c1a40fbdee3f0b9de2fc55f9a
[INFO] running `"docker" "start" "-a" "d88df05c8e1ce6a46896b85378d269e9b72f624c1a40fbdee3f0b9de2fc55f9a"`
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling arc-swap v0.3.11
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling ui-sys v0.1.3
[INFO] [stderr]    Compiling furnace v0.3.0
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling iui v0.3.0
[INFO] [stderr]    Compiling furnace-iui v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements
[INFO] [stderr]   --> src/lib.rs:28:38
[INFO] [stderr]    |
[INFO] [stderr] 28 |         event_loop.on_tick(&self.ui, || f(&*self));
[INFO] [stderr]    |                                      ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: first, the lifetime cannot outlive the lifetime `'a` as defined on the method body at 26:18...
[INFO] [stderr]   --> src/lib.rs:26:18
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn main_loop<'a>(&'a mut self, mut f: impl FnMut(&Self) -> () + 'a) {
[INFO] [stderr]    |                  ^^
[INFO] [stderr] note: ...so that the types are compatible
[INFO] [stderr]   --> src/lib.rs:28:38
[INFO] [stderr]    |
[INFO] [stderr] 28 |         event_loop.on_tick(&self.ui, || f(&*self));
[INFO] [stderr]    |                                      ^^^^^^^^^^^^
[INFO] [stderr]    = note: expected  `&&mut UiContext`
[INFO] [stderr]               found  `&&'a mut UiContext`
[INFO] [stderr]    = note: but, the lifetime must be valid for the static lifetime...
[INFO] [stderr] note: ...so that the type `[closure@src/lib.rs:28:38: 28:50 f:&mut impl FnMut(&Self) -> () + 'a, self:&&mut UiContext]` will meet its required lifetime bounds
[INFO] [stderr]   --> src/lib.rs:28:20
[INFO] [stderr]    |
[INFO] [stderr] 28 |         event_loop.on_tick(&self.ui, || f(&*self));
[INFO] [stderr]    |                    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0495`.
[INFO] [stderr] error: could not compile `furnace-iui`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d88df05c8e1ce6a46896b85378d269e9b72f624c1a40fbdee3f0b9de2fc55f9a"`
[INFO] running `"docker" "rm" "-f" "d88df05c8e1ce6a46896b85378d269e9b72f624c1a40fbdee3f0b9de2fc55f9a"`
[INFO] [stdout] d88df05c8e1ce6a46896b85378d269e9b72f624c1a40fbdee3f0b9de2fc55f9a