[INFO] updating cached repository renato-zannon/lotr-watcher [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/renato-zannon/lotr-watcher [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/renato-zannon/lotr-watcher" "work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/renato-zannon/lotr-watcher"` [INFO] [stderr] Cloning into 'work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/renato-zannon/lotr-watcher'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/renato-zannon/lotr-watcher" "work/ex/pr-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/gh/renato-zannon/lotr-watcher"` [INFO] [stderr] Cloning into 'work/ex/pr-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/gh/renato-zannon/lotr-watcher'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ad439377b5c50d228f1e2a0b20a9f37d2ccfa540 [INFO] sha for GitHub repo renato-zannon/lotr-watcher: ad439377b5c50d228f1e2a0b20a9f37d2ccfa540 [INFO] validating manifest of renato-zannon/lotr-watcher on toolchain master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of renato-zannon/lotr-watcher on toolchain try#097e26225c5cc28d3042ad4c80eac7c488f78ee7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing renato-zannon/lotr-watcher [INFO] finished frobbing renato-zannon/lotr-watcher [INFO] frobbed toml for renato-zannon/lotr-watcher written to work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/renato-zannon/lotr-watcher/Cargo.toml [INFO] started frobbing renato-zannon/lotr-watcher [INFO] finished frobbing renato-zannon/lotr-watcher [INFO] frobbed toml for renato-zannon/lotr-watcher written to work/ex/pr-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/gh/renato-zannon/lotr-watcher/Cargo.toml [INFO] crate renato-zannon/lotr-watcher already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking renato-zannon/lotr-watcher against master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4 for pr-60932 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60932/worker-6/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/gh/renato-zannon/lotr-watcher:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 52b12ba1d0aa6245abe717b9c3669e8d319bb9ed1fd94dc7a3cf939c609e5269 [INFO] running `"docker" "start" "-a" "52b12ba1d0aa6245abe717b9c3669e8d319bb9ed1fd94dc7a3cf939c609e5269"` [INFO] [stderr] Checking futures v0.1.20 [INFO] [stderr] Checking hex v0.3.1 [INFO] [stderr] Checking base64 v0.7.0 [INFO] [stderr] Checking xml-rs v0.7.0 [INFO] [stderr] Compiling email v0.0.18 [INFO] [stderr] Checking regex v0.2.10 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Checking sha2 v0.7.0 [INFO] [stderr] Checking blake2 v0.7.0 [INFO] [stderr] Checking env_logger v0.5.6 [INFO] [stderr] Checking tokio-executor v0.1.2 [INFO] [stderr] Checking tokio-io v0.1.6 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking tokio-threadpool v0.1.2 [INFO] [stderr] Checking tokio-timer v0.2.0 [INFO] [stderr] Checking tokio-reactor v0.1.1 [INFO] [stderr] Checking lettre v0.7.0 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio-udp v0.1.0 [INFO] [stderr] Checking tokio v0.1.5 [INFO] [stderr] Checking lettre_email v0.7.0 [INFO] [stderr] Checking tokio-core v0.1.16 [INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::string::String: std::convert::AsRef<_>` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lettre_email-0.7.0/src/lib.rs:444:70 [INFO] [stderr] | [INFO] [stderr] 444 | self.add_header(("Content-Type", format!("{}", content_type).as_ref())); [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 E0283`. [INFO] [stderr] error: Could not compile `lettre_email`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "52b12ba1d0aa6245abe717b9c3669e8d319bb9ed1fd94dc7a3cf939c609e5269"` [INFO] running `"docker" "rm" "-f" "52b12ba1d0aa6245abe717b9c3669e8d319bb9ed1fd94dc7a3cf939c609e5269"` [INFO] [stdout] 52b12ba1d0aa6245abe717b9c3669e8d319bb9ed1fd94dc7a3cf939c609e5269