[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-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/renato-zannon/lotr-watcher"` [INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/renato-zannon/lotr-watcher'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/renato-zannon/lotr-watcher" "work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/renato-zannon/lotr-watcher"` [INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/renato-zannon/lotr-watcher'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 67451a55fad7c1168118d3d25712f2d464940448 [INFO] sha for GitHub repo renato-zannon/lotr-watcher: 67451a55fad7c1168118d3d25712f2d464940448 [INFO] validating manifest of renato-zannon/lotr-watcher on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of renato-zannon/lotr-watcher on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-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-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/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-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/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/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking renato-zannon/lotr-watcher against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-0/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/renato-zannon/lotr-watcher:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 773ae5d9b75acf7d4599786c7c17829bec3c1888841f84d76bdd35dd0e67e168 [INFO] running `"docker" "start" "-a" "773ae5d9b75acf7d4599786c7c17829bec3c1888841f84d76bdd35dd0e67e168"` [INFO] [stderr] Checking ascii_utils v0.9.3 [INFO] [stderr] Compiling email v0.0.20 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-threadpool v0.1.13 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Checking fast_chemail v0.9.6 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Checking blake2 v0.8.0 [INFO] [stderr] Checking cookie_store v0.5.1 [INFO] [stderr] Checking lettre v0.9.0 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking h2 v0.1.18 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Compiling string_cache v0.6.2 [INFO] [stderr] Compiling markup5ever v0.3.2 [INFO] [stderr] Checking tokio v0.1.18 [INFO] [stderr] Checking tokio-process v0.2.3 [INFO] [stderr] Checking lettre_email v0.9.0 [INFO] [stderr] Checking hyper v0.12.27 [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-0.9.0/src/lib.rs:139:66 [INFO] [stderr] | [INFO] [stderr] 139 | self.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" "773ae5d9b75acf7d4599786c7c17829bec3c1888841f84d76bdd35dd0e67e168"` [INFO] running `"docker" "rm" "-f" "773ae5d9b75acf7d4599786c7c17829bec3c1888841f84d76bdd35dd0e67e168"` [INFO] [stdout] 773ae5d9b75acf7d4599786c7c17829bec3c1888841f84d76bdd35dd0e67e168