[INFO] crate specs_messenger 0.1.0 is already in cache
[INFO] testing specs_messenger-0.1.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate specs_messenger 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate specs_messenger 0.1.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate specs_messenger 0.1.0
[INFO] finished tweaking crates.io crate specs_messenger 0.1.0
[INFO] tweaked toml for crates.io crate specs_messenger 0.1.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] fc492ccd36c2803317c7cba46c862546da05e853ea9da440839792663b08af9c
[INFO] running `"docker" "start" "-a" "fc492ccd36c2803317c7cba46c862546da05e853ea9da440839792663b08af9c"`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling atom v0.3.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling shrev v1.1.1
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling tuple_utils v0.3.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling tuple_utils v0.2.0
[INFO] [stderr]    Compiling type-name v0.1.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.7.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling ahash v0.3.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling tynm v0.1.4
[INFO] [stderr]    Compiling shred v0.10.2
[INFO] [stderr]    Compiling hibitset v0.6.3
[INFO] [stderr]    Compiling hibitset v0.5.4
[INFO] [stderr]    Compiling shred v0.7.2
[INFO] [stderr]    Compiling shred-derive v0.5.1
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling specs v0.16.1
[INFO] [stderr]    Compiling specs_bundler v0.3.2
[INFO] [stderr]    Compiling specs v0.11.2
[INFO] [stderr]    Compiling specs_messenger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0053]: method `build` has an incompatible type for trait
[INFO] [stderr]   --> src/messenger_bundle.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     fn build(
[INFO] [stderr] 32 | |         self,
[INFO] [stderr] 33 | |         world: &mut World,
[INFO] [stderr] 34 | |         dispatch_builder: DispatcherBuilder<'a, 'b>,
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |         ))
[INFO] [stderr] 43 | |     }
[INFO] [stderr]    | |_____^ expected struct `shred::world::World`, found struct `specs::World`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected fn pointer `fn(messenger_bundle::MessengerBundle<_>, &mut shred::world::World, shred::dispatch::builder::DispatcherBuilder<'a, 'b>) -> std::result::Result<shred::dispatch::builder::DispatcherBuilder<'a, 'b>, _>`
[INFO] [stderr]               found fn pointer `fn(messenger_bundle::MessengerBundle<_>, &mut specs::World, specs::DispatcherBuilder<'a, 'b>) -> std::result::Result<specs::DispatcherBuilder<'a, 'b>, _>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0053`.
[INFO] [stderr] error: could not compile `specs_messenger`.
[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 `"docker" "inspect" "fc492ccd36c2803317c7cba46c862546da05e853ea9da440839792663b08af9c"`
[INFO] running `"docker" "rm" "-f" "fc492ccd36c2803317c7cba46c862546da05e853ea9da440839792663b08af9c"`
[INFO] [stdout] fc492ccd36c2803317c7cba46c862546da05e853ea9da440839792663b08af9c