[INFO] fetching crate korat 0.2.0... [INFO] testing korat-0.2.0 against 1.44.0 for beta-1.45-1 [INFO] extracting crate korat 0.2.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate korat 0.2.0 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate korat 0.2.0 [INFO] finished tweaking crates.io crate korat 0.2.0 [INFO] tweaked toml for crates.io crate korat 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 78738aa85703d050a4a726785d896ca74da1155aa5315d910449265c5dc1ab61 [INFO] running `"docker" "start" "-a" "78738aa85703d050a4a726785d896ca74da1155aa5315d910449265c5dc1ab61"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling zeroize v1.1.0 [INFO] [stderr] Compiling hex v0.4.2 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling rusoto_core v0.44.0 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling standback v0.2.9 [INFO] [stderr] Compiling time v0.2.16 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling pin-project-internal v0.4.19 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling async-trait v0.1.33 [INFO] [stderr] Compiling time-macros v0.1.0 [INFO] [stderr] Compiling tokio v0.2.21 [INFO] [stderr] Compiling pin-project v0.4.19 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling h2 v0.2.5 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling hyper v0.13.6 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling hyper-tls v0.4.1 [INFO] [stderr] Compiling rusoto_credential v0.44.0 [INFO] [stderr] Compiling rusoto_signature v0.44.0 [INFO] [stderr] Compiling rusoto_dynamodb v0.44.0 [INFO] [stderr] Compiling korat v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(try_from, decl_macro)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0277]: a value 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] | ^^^^^^^ value 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 value 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] | ^^^^^^^ value 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 enum `std::result::Result, _>` [INFO] [stderr] found enum `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 struct `bytes::bytes::Bytes` [INFO] [stderr] found struct `std::vec::Vec` [INFO] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0308, E0554. [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] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "78738aa85703d050a4a726785d896ca74da1155aa5315d910449265c5dc1ab61"` [INFO] running `"docker" "rm" "-f" "78738aa85703d050a4a726785d896ca74da1155aa5315d910449265c5dc1ab61"` [INFO] [stdout] 78738aa85703d050a4a726785d896ca74da1155aa5315d910449265c5dc1ab61