[INFO] updating cached repository https://github.com/kurtmueller42/stls
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6bdd798e2b974e00b1be435ae72754c982f28eb6
[INFO] checking kurtmueller42/stls against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurtmueller42%2Fstls" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kurtmueller42/stls on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kurtmueller42/stls
[INFO] finished tweaking git repo https://github.com/kurtmueller42/stls
[INFO] tweaked toml for git repo https://github.com/kurtmueller42/stls written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/kurtmueller42/stls already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1fd171eda9b93559632fb44acb8fa501a2f1993b13a582edc52e9c786bacceb2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "1fd171eda9b93559632fb44acb8fa501a2f1993b13a582edc52e9c786bacceb2"`
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking stls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0191]: the value of the associated type `DataType` (from trait `MessageType`) must be specified
[INFO] [stderr]   --> src/lib.rs:28:21
[INFO] [stderr]    |
[INFO] [stderr] 19 |     type DataType: Serialize + DeserializeOwned;
[INFO] [stderr]    |     -------------------------------------------- `DataType` defined here
[INFO] [stderr] ...
[INFO] [stderr] 28 | fn handle_it(m: dyn MessageType, s: String) {
[INFO] [stderr]    |                     ^^^^^^^^^^^ help: specify the associated type: `MessageType<DataType = Type>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0191`.
[INFO] [stderr] error[E0191]: the value of the associated type `DataType` (from trait `MessageType`) must be specified
[INFO] [stderr]   --> src/lib.rs:28:21
[INFO] [stderr]    |
[INFO] [stderr] 19 |     type DataType: Serialize + DeserializeOwned;
[INFO] [stderr]    |     -------------------------------------------- `DataType` defined here
[INFO] [stderr] ...
[INFO] [stderr] 28 | fn handle_it(m: dyn MessageType, s: String) {
[INFO] [stderr]    |                     ^^^^^^^^^^^ help: specify the associated type: `MessageType<DataType = Type>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0191`.
[INFO] [stderr] error: could not compile `stls`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `stls`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1fd171eda9b93559632fb44acb8fa501a2f1993b13a582edc52e9c786bacceb2"`
[INFO] running `"docker" "rm" "-f" "1fd171eda9b93559632fb44acb8fa501a2f1993b13a582edc52e9c786bacceb2"`
[INFO] [stdout] 1fd171eda9b93559632fb44acb8fa501a2f1993b13a582edc52e9c786bacceb2