[INFO] fetching crate korat 0.2.0... [INFO] testing korat-0.2.0 against 1.49.0 for beta-1.50-1 [INFO] extracting crate korat 0.2.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate korat 0.2.0 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c3f10309ad3680aa1adfc45c48a9dc9c9cf468cbceffba071236c106130c0304 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c3f10309ad3680aa1adfc45c48a9dc9c9cf468cbceffba071236c106130c0304", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3f10309ad3680aa1adfc45c48a9dc9c9cf468cbceffba071236c106130c0304", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3f10309ad3680aa1adfc45c48a9dc9c9cf468cbceffba071236c106130c0304", kill_on_drop: false }` [INFO] [stdout] c3f10309ad3680aa1adfc45c48a9dc9c9cf468cbceffba071236c106130c0304 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4112be529cc47bd662a49252d04346c5f6bc6008557406cdaf2ed236548c0491 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4112be529cc47bd662a49252d04346c5f6bc6008557406cdaf2ed236548c0491", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling zeroize v1.2.0 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling rusoto_core v0.45.0 [INFO] [stderr] Compiling tokio v0.2.24 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling hmac v0.8.1 [INFO] [stderr] Compiling time v0.2.23 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling h2 v0.2.7 [INFO] [stderr] Compiling hyper v0.13.9 [INFO] [stderr] Compiling rusoto_credential v0.45.0 [INFO] [stderr] Compiling hyper-tls v0.4.3 [INFO] [stderr] Compiling rusoto_signature v0.45.0 [INFO] [stderr] Compiling rusoto_dynamodb v0.45.0 [INFO] [stderr] Compiling korat v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_from, decl_macro)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: a value of type `HashSet>` cannot be built from an iterator over elements of type `bytes::bytes::Bytes` [INFO] [stdout] --> src/lib.rs:129:50 [INFO] [stdout] | [INFO] [stdout] 129 | .and_then(|mut vec| Ok(vec.drain(..).collect())) [INFO] [stdout] | ^^^^^^^ value of type `HashSet>` cannot be built from `std::iter::Iterator` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromIterator` is not implemented for `HashSet>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: a value of type `Vec` cannot be built from an iterator over elements of type `Vec` [INFO] [stdout] --> src/lib.rs:133:51 [INFO] [stdout] | [INFO] [stdout] 133 | macros::attribute_value!(bs, self.drain().collect()) [INFO] [stdout] | ^^^^^^^ value of type `Vec` cannot be built from `std::iter::Iterator>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromIterator>` is not implemented for `Vec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 138 | fn from_attribute_value(attribute_value: AttributeValue) -> ConversionResult { [INFO] [stdout] | ---------------------- expected `std::result::Result, ConversionError>` because of return type [INFO] [stdout] 139 | attribute_value.b.ok_or(ConversionError::MissingValue) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `Vec`, found struct `bytes::bytes::Bytes` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `std::result::Result, _>` [INFO] [stdout] found enum `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:143:37 [INFO] [stdout] | [INFO] [stdout] 143 | macros::attribute_value!(b, self) [INFO] [stdout] | ^^^^ expected struct `bytes::bytes::Bytes`, found struct `Vec` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `bytes::bytes::Bytes` [INFO] [stdout] found struct `Vec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [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 `Command { std: "docker" "inspect" "4112be529cc47bd662a49252d04346c5f6bc6008557406cdaf2ed236548c0491", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4112be529cc47bd662a49252d04346c5f6bc6008557406cdaf2ed236548c0491", kill_on_drop: false }` [INFO] [stdout] 4112be529cc47bd662a49252d04346c5f6bc6008557406cdaf2ed236548c0491