[INFO] crate mailstrom 0.6.0 is already in cache [INFO] extracting crate mailstrom 0.6.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/mailstrom/0.6.0 [INFO] extracting crate mailstrom 0.6.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mailstrom/0.6.0 [INFO] validating manifest of mailstrom-0.6.0 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mailstrom-0.6.0 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mailstrom-0.6.0 [INFO] finished frobbing mailstrom-0.6.0 [INFO] frobbed toml for mailstrom-0.6.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mailstrom/0.6.0/Cargo.toml [INFO] started frobbing mailstrom-0.6.0 [INFO] finished frobbing mailstrom-0.6.0 [INFO] frobbed toml for mailstrom-0.6.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mailstrom/0.6.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "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" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing mailstrom-0.6.0 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mailstrom/0.6.0:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 30bb315b86cc2d19b1586590b759486d1c81c6fd5d35ce887af9a1e415ca2add [INFO] running `"docker" "start" "-a" "30bb315b86cc2d19b1586590b759486d1c81c6fd5d35ce887af9a1e415ca2add"` [INFO] [stderr] Compiling ascii_utils v0.9.3 [INFO] [stderr] Compiling buf-read-ext v0.3.0 [INFO] [stderr] Compiling uuid v0.4.0 [INFO] [stderr] Compiling error-chain v0.1.12 [INFO] [stderr] Compiling fast_chemail v0.9.6 [INFO] [stderr] Compiling trust-dns-proto v0.4.3 [INFO] [stderr] Compiling lettre v0.9.2 [INFO] [stderr] Compiling email-format v0.7.0 [INFO] [stderr] Compiling trust-dns-resolver v0.9.1 [INFO] [stderr] Compiling mailstrom v0.6.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:86:32 [INFO] [stderr] | [INFO] [stderr] 86 | fn cause(&self) -> Option<&::std::error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/storage/memory_storage.rs:19:32 [INFO] [stderr] | [INFO] [stderr] 19 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] error[E0277]: a collection of type `std::result::Result, failure::Error>` cannot be built from an iterator over elements of type `std::result::Result` [INFO] [stderr] --> src/prepared_email.rs:23:66 [INFO] [stderr] | [INFO] [stderr] 23 | self.to.iter().map(|s| EmailAddress::new(s.clone())).collect(); [INFO] [stderr] | ^^^^^^^ a collection of type `std::result::Result, failure::Error>` cannot be built from `std::iter::Iterator>` [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::iter::FromIterator>` is not implemented for `std::result::Result, failure::Error>` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `lettre::error::Error: storage::MailstromStorageError` is not satisfied [INFO] [stderr] --> src/prepared_email.rs:67:69 [INFO] [stderr] | [INFO] [stderr] 67 | let _ = ::lettre::EmailAddress::new(prepared_email.from.clone())?; [INFO] [stderr] | ^ the trait `storage::MailstromStorageError` is not implemented for `lettre::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: required because of the requirements on the impl of `std::convert::From` for `error::Error` [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `lettre::error::Error: storage::MailstromStorageError` is not satisfied [INFO] [stderr] --> src/prepared_email.rs:69:77 [INFO] [stderr] | [INFO] [stderr] 69 | .try_for_each(|s| ::lettre::EmailAddress::new(s.clone()).map(|_|()))?; [INFO] [stderr] | ^ the trait `storage::MailstromStorageError` is not implemented for `lettre::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: required because of the requirements on the impl of `std::convert::From` for `error::Error` [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0277`. [INFO] [stderr] error: Could not compile `mailstrom`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "30bb315b86cc2d19b1586590b759486d1c81c6fd5d35ce887af9a1e415ca2add"` [INFO] running `"docker" "rm" "-f" "30bb315b86cc2d19b1586590b759486d1c81c6fd5d35ce887af9a1e415ca2add"` [INFO] [stdout] 30bb315b86cc2d19b1586590b759486d1c81c6fd5d35ce887af9a1e415ca2add