[INFO] updating cached repository HristoKolev/docker-backup
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/HristoKolev/docker-backup
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/HristoKolev/docker-backup" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/HristoKolev/docker-backup"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/HristoKolev/docker-backup'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/HristoKolev/docker-backup" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/HristoKolev/docker-backup"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/HristoKolev/docker-backup'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 35b84d3715761159aa2378feca52a50acc492e22
[INFO] sha for GitHub repo HristoKolev/docker-backup: 35b84d3715761159aa2378feca52a50acc492e22
[INFO] validating manifest of HristoKolev/docker-backup on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of HristoKolev/docker-backup on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing HristoKolev/docker-backup
[INFO] finished frobbing HristoKolev/docker-backup
[INFO] frobbed toml for HristoKolev/docker-backup written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/HristoKolev/docker-backup/Cargo.toml
[INFO] started frobbing HristoKolev/docker-backup
[INFO] finished frobbing HristoKolev/docker-backup
[INFO] frobbed toml for HristoKolev/docker-backup written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/HristoKolev/docker-backup/Cargo.toml
[INFO] crate HristoKolev/docker-backup already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking HristoKolev/docker-backup against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-7/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/HristoKolev/docker-backup:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0891c30c19ca77d450934ebc73d694e57de4ff1cdb776fb1587e5ac0b8dce15f
[INFO] running `"docker" "start" "-a" "0891c30c19ca77d450934ebc73d694e57de4ff1cdb776fb1587e5ac0b8dce15f"`
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]    Compiling im v12.3.4
[INFO] [stderr]    Compiling sentry v0.15.5
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking lettre v0.9.1
[INFO] [stderr]     Checking debugid v0.4.0
[INFO] [stderr]     Checking reqwest v0.9.17
[INFO] [stderr]     Checking email v0.0.20
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking sentry-types v0.11.0
[INFO] [stderr]     Checking lettre_email v0.9.1
[INFO] [stderr]     Checking handlebars v1.1.0
[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-0.9.1/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" "0891c30c19ca77d450934ebc73d694e57de4ff1cdb776fb1587e5ac0b8dce15f"`
[INFO] running `"docker" "rm" "-f" "0891c30c19ca77d450934ebc73d694e57de4ff1cdb776fb1587e5ac0b8dce15f"`
[INFO] [stdout] 0891c30c19ca77d450934ebc73d694e57de4ff1cdb776fb1587e5ac0b8dce15f