[INFO] updating cached repository KonishchevDmitry/transmission-controller
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/KonishchevDmitry/transmission-controller
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/KonishchevDmitry/transmission-controller" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/KonishchevDmitry/transmission-controller"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/KonishchevDmitry/transmission-controller'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/KonishchevDmitry/transmission-controller" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/KonishchevDmitry/transmission-controller"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/KonishchevDmitry/transmission-controller'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a187ffac9eef35a2baec81543edf47a4868603c4
[INFO] sha for GitHub repo KonishchevDmitry/transmission-controller: a187ffac9eef35a2baec81543edf47a4868603c4
[INFO] validating manifest of KonishchevDmitry/transmission-controller on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of KonishchevDmitry/transmission-controller on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing KonishchevDmitry/transmission-controller
[INFO] finished frobbing KonishchevDmitry/transmission-controller
[INFO] frobbed toml for KonishchevDmitry/transmission-controller written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/KonishchevDmitry/transmission-controller/Cargo.toml
[INFO] started frobbing KonishchevDmitry/transmission-controller
[INFO] finished frobbing KonishchevDmitry/transmission-controller
[INFO] frobbed toml for KonishchevDmitry/transmission-controller written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/KonishchevDmitry/transmission-controller/Cargo.toml
[INFO] crate KonishchevDmitry/transmission-controller already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking KonishchevDmitry/transmission-controller against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-2/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/KonishchevDmitry/transmission-controller:/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 86abcd92ebb26f5fd228baa02bb4a49790430c3b88ea65eeb64c9b6da706a6cb
[INFO] running `"docker" "start" "-a" "86abcd92ebb26f5fd228baa02bb4a49790430c3b88ea65eeb64c9b6da706a6cb"`
[INFO] [stderr]    Compiling email v0.0.19 (https://github.com/lettre/rust-email#3086d7bc)
[INFO] [stderr]     Checking fast_chemail v0.9.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking lettre v0.9.0 (https://github.com/lettre/lettre.git#c988b176)
[INFO] [stderr]     Checking chan-signal v0.3.2
[INFO] [stderr]     Checking hyper v0.12.16
[INFO] [stderr]     Checking email v0.0.20
[INFO] [stderr]     Checking lettre_email v0.9.0 (https://github.com/lettre/lettre.git#c988b176)
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::string::String: std::convert::AsRef<_>`
[INFO] [stderr]    --> /opt/crater/cargo-home/git/checkouts/lettre-53652803723a9045/c988b17/lettre_email/src/lib.rs:133:66
[INFO] [stderr]     |
[INFO] [stderr] 133 |         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" "86abcd92ebb26f5fd228baa02bb4a49790430c3b88ea65eeb64c9b6da706a6cb"`
[INFO] running `"docker" "rm" "-f" "86abcd92ebb26f5fd228baa02bb4a49790430c3b88ea65eeb64c9b6da706a6cb"`
[INFO] [stdout] 86abcd92ebb26f5fd228baa02bb4a49790430c3b88ea65eeb64c9b6da706a6cb