[INFO] fetching crate reactive-streams 0.0.1... [INFO] documenting reactive-streams-0.0.1 against 1.46.0 for beta-1.47-rustdoc-1 [INFO] extracting crate reactive-streams 0.0.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate reactive-streams 0.0.1 on toolchain 1.46.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate reactive-streams 0.0.1 [INFO] finished tweaking crates.io crate reactive-streams 0.0.1 [INFO] tweaked toml for crates.io crate reactive-streams 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1beb8579580c40ddfa3de10d17d20d602b4a74b91f7c57ba60786f1095091c12 [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" "1beb8579580c40ddfa3de10d17d20d602b4a74b91f7c57ba60786f1095091c12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1beb8579580c40ddfa3de10d17d20d602b4a74b91f7c57ba60786f1095091c12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1beb8579580c40ddfa3de10d17d20d602b4a74b91f7c57ba60786f1095091c12", kill_on_drop: false }` [INFO] [stdout] 1beb8579580c40ddfa3de10d17d20d602b4a74b91f7c57ba60786f1095091c12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6fcaae7d3bfb54dae1cb0a06ece2d7b7676332a5f7550cee625524a4595de9bb [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" "6fcaae7d3bfb54dae1cb0a06ece2d7b7676332a5f7550cee625524a4595de9bb", kill_on_drop: false }` [INFO] [stderr] Documenting reactive-streams v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0038]: the trait `Subscriber` cannot be made into an object [INFO] [stdout] --> src/lib.rs:3:19 [INFO] [stdout] | [INFO] [stdout] 3 | fn subscribe(s: Subscriber); [INFO] [stdout] | ^^^^^^^^^^^^^ the trait `Subscriber` cannot be made into an object [INFO] [stdout] ... [INFO] [stdout] 13 | pub trait Subscriber { [INFO] [stdout] | ---------- this trait cannot be made into an object... [INFO] [stdout] 14 | #[allow(non_snake_case)] [INFO] [stdout] 15 | fn onSubscribe(s: Subscription); [INFO] [stdout] | ----------- ...because associated function `onSubscribe` has no `self` parameter [INFO] [stdout] 16 | #[allow(non_snake_case)] [INFO] [stdout] 17 | fn onNext(t: T); [INFO] [stdout] | ------ ...because associated function `onNext` has no `self` parameter [INFO] [stdout] 18 | #[allow(non_snake_case)] [INFO] [stdout] 19 | fn onError(e: std::error::Error); [INFO] [stdout] | ------- ...because associated function `onError` has no `self` parameter [INFO] [stdout] 20 | #[allow(non_snake_case)] [INFO] [stdout] 21 | fn onComplete(); [INFO] [stdout] | ---------- ...because associated function `onComplete` has no `self` parameter [INFO] [stdout] | [INFO] [stdout] help: consider turning `onSubscribe` into a method by giving it a `&self` argument or constraining it so it does not apply to trait objects [INFO] [stdout] | [INFO] [stdout] 15 | fn onSubscribe(s: Subscription) where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: consider turning `onNext` into a method by giving it a `&self` argument or constraining it so it does not apply to trait objects [INFO] [stdout] | [INFO] [stdout] 17 | fn onNext(t: T) where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: consider turning `onError` into a method by giving it a `&self` argument or constraining it so it does not apply to trait objects [INFO] [stdout] | [INFO] [stdout] 19 | fn onError(e: std::error::Error) where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: consider turning `onComplete` into a method by giving it a `&self` argument or constraining it so it does not apply to trait objects [INFO] [stdout] | [INFO] [stdout] 21 | fn onComplete() where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0038]: the trait `Subscription` cannot be made into an object [INFO] [stdout] --> src/lib.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait Subscription { [INFO] [stdout] | ------------ this trait cannot be made into an object... [INFO] [stdout] 7 | #[allow(non_snake_case)] [INFO] [stdout] 8 | fn request(n: u64); [INFO] [stdout] | ------- ...because associated function `request` has no `self` parameter [INFO] [stdout] 9 | #[allow(non_snake_case)] [INFO] [stdout] 10 | fn cancel(); [INFO] [stdout] | ------ ...because associated function `cancel` has no `self` parameter [INFO] [stdout] ... [INFO] [stdout] 15 | fn onSubscribe(s: Subscription); [INFO] [stdout] | ^^^^^^^^^^^^ the trait `Subscription` cannot be made into an object [INFO] [stdout] | [INFO] [stdout] help: consider turning `request` into a method by giving it a `&self` argument or constraining it so it does not apply to trait objects [INFO] [stdout] | [INFO] [stdout] 8 | fn request(n: u64) where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: consider turning `cancel` into a method by giving it a `&self` argument or constraining it so it does not apply to trait objects [INFO] [stdout] | [INFO] [stdout] 10 | fn cancel() where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0038`. [INFO] [stdout] [INFO] [stderr] error: Could not document `reactive-streams`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type lib --crate-name reactive_streams src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn` (exit code: 1) [INFO] running `Command { std: "docker" "inspect" "6fcaae7d3bfb54dae1cb0a06ece2d7b7676332a5f7550cee625524a4595de9bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fcaae7d3bfb54dae1cb0a06ece2d7b7676332a5f7550cee625524a4595de9bb", kill_on_drop: false }` [INFO] [stdout] 6fcaae7d3bfb54dae1cb0a06ece2d7b7676332a5f7550cee625524a4595de9bb