[INFO] crate furnace-iui 0.3.0 is already in cache
[INFO] testing furnace-iui-0.3.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate furnace-iui 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate furnace-iui 0.3.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec52590659dddc610298af8b39a355ac91a368607efc6f455727d6da46439035
[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" "ec52590659dddc610298af8b39a355ac91a368607efc6f455727d6da46439035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec52590659dddc610298af8b39a355ac91a368607efc6f455727d6da46439035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec52590659dddc610298af8b39a355ac91a368607efc6f455727d6da46439035", kill_on_drop: false }`
[INFO] [stdout] ec52590659dddc610298af8b39a355ac91a368607efc6f455727d6da46439035
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 107cd97c0ef908b2025046b9fdfcf1690224b39808226fa7b4e7e9e74c231c34
[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" "107cd97c0ef908b2025046b9fdfcf1690224b39808226fa7b4e7e9e74c231c34", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling arc-swap v0.3.11
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling ui-sys v0.1.3
[INFO] [stderr]    Compiling furnace v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling iui v0.3.0
[INFO] [stderr]    Compiling furnace-iui v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements
[INFO] [stdout]   --> src/lib.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |         event_loop.on_tick(&self.ui, || f(&*self));
[INFO] [stdout]    |                                      ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: first, the lifetime cannot outlive the lifetime `'a` as defined on the method body at 26:18...
[INFO] [stdout]   --> src/lib.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn main_loop<'a>(&'a mut self, mut f: impl FnMut(&Self) -> () + 'a) {
[INFO] [stdout]    |                  ^^
[INFO] [stdout] note: ...so that the types are compatible
[INFO] [stdout]   --> src/lib.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |         event_loop.on_tick(&self.ui, || f(&*self));
[INFO] [stdout]    |                                      ^^^^^^^^^^^^
[INFO] [stdout]    = note: expected `&&mut UiContext`
[INFO] [stdout]               found `&&'a mut UiContext`
[INFO] [stdout]    = note: but, the lifetime must be valid for the static lifetime...
[INFO] [stdout] 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] [stdout]   --> src/lib.rs:28:20
[INFO] [stdout]    |
[INFO] [stdout] 28 |         event_loop.on_tick(&self.ui, || f(&*self));
[INFO] [stdout]    |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0495`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `furnace-iui`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "107cd97c0ef908b2025046b9fdfcf1690224b39808226fa7b4e7e9e74c231c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107cd97c0ef908b2025046b9fdfcf1690224b39808226fa7b4e7e9e74c231c34", kill_on_drop: false }`
[INFO] [stdout] 107cd97c0ef908b2025046b9fdfcf1690224b39808226fa7b4e7e9e74c231c34