[INFO] updating cached repository Ophirr33/commencement-ticket-resell
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Ophirr33/commencement-ticket-resell
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Ophirr33/commencement-ticket-resell" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/Ophirr33/commencement-ticket-resell"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/Ophirr33/commencement-ticket-resell'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Ophirr33/commencement-ticket-resell" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/Ophirr33/commencement-ticket-resell"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/Ophirr33/commencement-ticket-resell'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 05ab90a43e5576768a4f82e302c178ca47b1f4b0
[INFO] sha for GitHub repo Ophirr33/commencement-ticket-resell: 05ab90a43e5576768a4f82e302c178ca47b1f4b0
[INFO] validating manifest of Ophirr33/commencement-ticket-resell on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Ophirr33/commencement-ticket-resell on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Ophirr33/commencement-ticket-resell
[INFO] finished frobbing Ophirr33/commencement-ticket-resell
[INFO] frobbed toml for Ophirr33/commencement-ticket-resell written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/Ophirr33/commencement-ticket-resell/Cargo.toml
[INFO] started frobbing Ophirr33/commencement-ticket-resell
[INFO] finished frobbing Ophirr33/commencement-ticket-resell
[INFO] frobbed toml for Ophirr33/commencement-ticket-resell written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/Ophirr33/commencement-ticket-resell/Cargo.toml
[INFO] crate Ophirr33/commencement-ticket-resell already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Ophirr33/commencement-ticket-resell against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/Ophirr33/commencement-ticket-resell:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1798c2f134db5856fac6ae8cb2337f96223d3f70831e4ccd08ccc0733b1d66c2
[INFO] running `"docker" "start" "-a" "1798c2f134db5856fac6ae8cb2337f96223d3f70831e4ccd08ccc0733b1d66c2"`
[INFO] [stderr]    Compiling serde v1.0.33
[INFO] [stderr]    Compiling openssl v0.10.5
[INFO] [stderr]     Checking indexmap v1.0.0
[INFO] [stderr]     Checking hostname v0.1.4
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.0
[INFO] [stderr]     Checking uuid v0.6.1
[INFO] [stderr]     Checking loggerv v0.7.1
[INFO] [stderr]    Compiling email v0.0.18
[INFO] [stderr]     Checking resolv-conf v0.6.0
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking http v0.1.5
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]    Compiling diesel_derives v1.1.0
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.1.2
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]     Checking h2 v0.1.2
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking lettre v0.7.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking diesel v1.1.1
[INFO] [stderr]     Checking trust-dns-proto v0.3.2
[INFO] [stderr]     Checking tokio-signal v0.1.5
[INFO] [stderr]     Checking tokio-openssl v0.2.0
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]     Checking serde-hjson v0.8.1
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking lettre_email v0.7.0
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking config v0.8.0
[INFO] [stderr]    Compiling cargo_metadata v0.3.3
[INFO] [stderr]     Checking trust-dns-resolver v0.8.1
[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" "1798c2f134db5856fac6ae8cb2337f96223d3f70831e4ccd08ccc0733b1d66c2"`
[INFO] running `"docker" "rm" "-f" "1798c2f134db5856fac6ae8cb2337f96223d3f70831e4ccd08ccc0733b1d66c2"`
[INFO] [stdout] 1798c2f134db5856fac6ae8cb2337f96223d3f70831e4ccd08ccc0733b1d66c2