[INFO] crate riker-deadletter 0.2.4 is already in cache
[INFO] checking riker-deadletter-0.2.4 against try#8d67a66581ea5498d7ac03b8f88a478d8ec75cf0 for pr-64564
[INFO] extracting crate riker-deadletter 0.2.4 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate riker-deadletter 0.2.4 on toolchain 8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate riker-deadletter 0.2.4
[INFO] finished tweaking crates.io crate riker-deadletter 0.2.4
[INFO] tweaked toml for crates.io crate riker-deadletter 0.2.4 written to work/builds/worker-7/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2c38d3f6b0e2a62752de114daca90e56624c05ed0645b085a09ea622fe39ed4f
[INFO] running `"docker" "start" "-a" "2c38d3f6b0e2a62752de114daca90e56624c05ed0645b085a09ea622fe39ed4f"`
[INFO] [stderr]     Checking riker v0.2.4
[INFO] [stderr] error: incorrect use of `await`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/riker-0.2.4/src/kernel/kernel.rs:257:29
[INFO] [stderr]     |
[INFO] [stderr] 257 |                     let _ = await!(AssertUnwindSafe(f).catch_unwind());
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `AssertUnwindSafe(f).catch_unwind().await`
[INFO] [stderr] 
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/riker-0.2.4/src/lib.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |         await_macro,
[INFO] [stderr]   |         ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: subsumed by `.await` syntax
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/riker-0.2.4/src/lib.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |         await_macro,
[INFO] [stderr]   |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0557`.
[INFO] [stderr] error: could not compile `riker`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2c38d3f6b0e2a62752de114daca90e56624c05ed0645b085a09ea622fe39ed4f"`
[INFO] running `"docker" "rm" "-f" "2c38d3f6b0e2a62752de114daca90e56624c05ed0645b085a09ea622fe39ed4f"`
[INFO] [stdout] 2c38d3f6b0e2a62752de114daca90e56624c05ed0645b085a09ea622fe39ed4f