[INFO] fetching crate korat 0.2.0... [INFO] extracting crate korat 0.2.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/korat/0.2.0 [INFO] extracting crate korat 0.2.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/korat/0.2.0 [INFO] validating manifest of korat-0.2.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of korat-0.2.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing korat-0.2.0 [INFO] finished frobbing korat-0.2.0 [INFO] frobbed toml for korat-0.2.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/korat/0.2.0/Cargo.toml [INFO] started frobbing korat-0.2.0 [INFO] finished frobbing korat-0.2.0 [INFO] frobbed toml for korat-0.2.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/korat/0.2.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rusoto_dynamodb v0.39.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing korat-0.2.0 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/korat/0.2.0:/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=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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] 9de2ffc61e5f4b8c3bf375b95eb13f54dbb64c59bc5ff888a77819a4d60a0d8d [INFO] running `"docker" "start" "-a" "9de2ffc61e5f4b8c3bf375b95eb13f54dbb64c59bc5ff888a77819a4d60a0d8d"` [INFO] [stderr] Compiling rusoto_dynamodb v0.39.0 [INFO] [stderr] Compiling korat v0.2.0 (/opt/crater/workdir) [INFO] [stderr] error[E0277]: a collection of type `std::collections::HashSet>` cannot be built from an iterator over elements of type `bytes::bytes::Bytes` [INFO] [stderr] --> src/lib.rs:129:50 [INFO] [stderr] | [INFO] [stderr] 129 | .and_then(|mut vec| Ok(vec.drain(..).collect())) [INFO] [stderr] | ^^^^^^^ a collection of type `std::collections::HashSet>` cannot be built from `std::iter::Iterator` [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::iter::FromIterator` is not implemented for `std::collections::HashSet>` [INFO] [stderr] [INFO] [stderr] error[E0277]: a collection of type `std::vec::Vec` cannot be built from an iterator over elements of type `std::vec::Vec` [INFO] [stderr] --> src/lib.rs:133:51 [INFO] [stderr] | [INFO] [stderr] 133 | macros::attribute_value!(bs, self.drain().collect()) [INFO] [stderr] | ^^^^^^^ a collection of type `std::vec::Vec` cannot be built from `std::iter::Iterator>` [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::iter::FromIterator>` is not implemented for `std::vec::Vec` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/lib.rs:139:9 [INFO] [stderr] | [INFO] [stderr] 138 | fn from_attribute_value(attribute_value: AttributeValue) -> ConversionResult { [INFO] [stderr] | ---------------------- expected `std::result::Result, errors::ConversionError>` because of return type [INFO] [stderr] 139 | attribute_value.b.ok_or(ConversionError::MissingValue) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::vec::Vec`, found struct `bytes::bytes::Bytes` [INFO] [stderr] | [INFO] [stderr] = note: expected type `std::result::Result, _>` [INFO] [stderr] found type `std::result::Result` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/lib.rs:143:37 [INFO] [stderr] | [INFO] [stderr] 143 | macros::attribute_value!(b, self) [INFO] [stderr] | ^^^^ expected struct `bytes::bytes::Bytes`, found struct `std::vec::Vec` [INFO] [stderr] | [INFO] [stderr] = note: expected type `bytes::bytes::Bytes` [INFO] [stderr] found type `std::vec::Vec` [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0308. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: Could not compile `korat`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "9de2ffc61e5f4b8c3bf375b95eb13f54dbb64c59bc5ff888a77819a4d60a0d8d"` [INFO] running `"docker" "rm" "-f" "9de2ffc61e5f4b8c3bf375b95eb13f54dbb64c59bc5ff888a77819a4d60a0d8d"` [INFO] [stdout] 9de2ffc61e5f4b8c3bf375b95eb13f54dbb64c59bc5ff888a77819a4d60a0d8d