[INFO] fetching crate reactive-streams 0.0.1... [INFO] documenting reactive-streams-0.0.1 against master#d7d9f15be205b45d44700e7ac33b4f79b91f9680 for pr-117450 [INFO] extracting crate reactive-streams 0.0.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate reactive-streams 0.0.1 on toolchain d7d9f15be205b45d44700e7ac33b4f79b91f9680 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 32650b6bf305354e172e9f9dec5fb9da3bd3f335ebc00e34c6c222b65efa70f8 [INFO] running `Command { std: "docker" "start" "-a" "32650b6bf305354e172e9f9dec5fb9da3bd3f335ebc00e34c6c222b65efa70f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32650b6bf305354e172e9f9dec5fb9da3bd3f335ebc00e34c6c222b65efa70f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32650b6bf305354e172e9f9dec5fb9da3bd3f335ebc00e34c6c222b65efa70f8", kill_on_drop: false }` [INFO] [stdout] 32650b6bf305354e172e9f9dec5fb9da3bd3f335ebc00e34c6c222b65efa70f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f50a6ab3ddbbc22b135b309d0a070bc49ad47dd2ad34cb17eca12372164102d4 [INFO] running `Command { std: "docker" "start" "-a" "f50a6ab3ddbbc22b135b309d0a070bc49ad47dd2ad34cb17eca12372164102d4", kill_on_drop: false }` [INFO] [stderr] Documenting reactive-streams v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.28s [INFO] [stderr] Generated /opt/rustwide/target/doc/reactive_streams/index.html [INFO] running `Command { std: "docker" "inspect" "f50a6ab3ddbbc22b135b309d0a070bc49ad47dd2ad34cb17eca12372164102d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f50a6ab3ddbbc22b135b309d0a070bc49ad47dd2ad34cb17eca12372164102d4", kill_on_drop: false }` [INFO] [stdout] f50a6ab3ddbbc22b135b309d0a070bc49ad47dd2ad34cb17eca12372164102d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 69dc003f7994455cdf43cce8cba5bcc0fc95372082d4798543b8840f8493a93e [INFO] running `Command { std: "docker" "start" "-a" "69dc003f7994455cdf43cce8cba5bcc0fc95372082d4798543b8840f8493a93e", kill_on_drop: false }` [INFO] [stderr] Documenting reactive-streams v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.31s [INFO] [stderr] Generated /opt/rustwide/target/doc/reactive_streams/index.html [INFO] running `Command { std: "docker" "inspect" "69dc003f7994455cdf43cce8cba5bcc0fc95372082d4798543b8840f8493a93e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69dc003f7994455cdf43cce8cba5bcc0fc95372082d4798543b8840f8493a93e", kill_on_drop: false }` [INFO] [stdout] 69dc003f7994455cdf43cce8cba5bcc0fc95372082d4798543b8840f8493a93e [INFO] documenting reactive-streams-0.0.1 against master#50be22964035027398754e54cd3a497efb00f83e for pr-117450 [INFO] extracting crate reactive-streams 0.0.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate reactive-streams 0.0.1 on toolchain 50be22964035027398754e54cd3a497efb00f83e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d9df4c1094fdb6b7cb61028f15431cd41136bac8ab5a4e7269ea6e4b6782716b [INFO] running `Command { std: "docker" "start" "-a" "d9df4c1094fdb6b7cb61028f15431cd41136bac8ab5a4e7269ea6e4b6782716b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d9df4c1094fdb6b7cb61028f15431cd41136bac8ab5a4e7269ea6e4b6782716b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9df4c1094fdb6b7cb61028f15431cd41136bac8ab5a4e7269ea6e4b6782716b", kill_on_drop: false }` [INFO] [stdout] d9df4c1094fdb6b7cb61028f15431cd41136bac8ab5a4e7269ea6e4b6782716b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07e2dcac72f6fef2888efcc545787d621ddfae11930468d5d8643515862bf7c6 [INFO] running `Command { std: "docker" "start" "-a" "07e2dcac72f6fef2888efcc545787d621ddfae11930468d5d8643515862bf7c6", 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] | ^^^^^^^^^^^^^ `Subscriber` cannot be made into an object [INFO] [stdout] | [INFO] [stdout] note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit [INFO] [stdout] --> src/lib.rs:15:6 [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] help: consider turning `onSubscribe` into a method by giving it a `&self` argument [INFO] [stdout] | [INFO] [stdout] 15 | fn onSubscribe(&self, s: Subscription); [INFO] [stdout] | ++++++ [INFO] [stdout] help: alternatively, consider constraining `onSubscribe` 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 [INFO] [stdout] | [INFO] [stdout] 17 | fn onNext(&self, t: T); [INFO] [stdout] | ++++++ [INFO] [stdout] help: alternatively, consider constraining `onNext` 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 [INFO] [stdout] | [INFO] [stdout] 19 | fn onError(&self, e: std::error::Error); [INFO] [stdout] | ++++++ [INFO] [stdout] help: alternatively, consider constraining `onError` 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 [INFO] [stdout] | [INFO] [stdout] 21 | fn onComplete(&self); [INFO] [stdout] | +++++ [INFO] [stdout] help: alternatively, consider constraining `onComplete` 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] 15 | fn onSubscribe(s: Subscription); [INFO] [stdout] | ^^^^^^^^^^^^ `Subscription` cannot be made into an object [INFO] [stdout] | [INFO] [stdout] note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit [INFO] [stdout] --> src/lib.rs:8:6 [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] help: consider turning `request` into a method by giving it a `&self` argument [INFO] [stdout] | [INFO] [stdout] 8 | fn request(&self, n: u64); [INFO] [stdout] | ++++++ [INFO] [stdout] help: alternatively, consider constraining `request` 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 [INFO] [stdout] | [INFO] [stdout] 10 | fn cancel(&self); [INFO] [stdout] | +++++ [INFO] [stdout] help: alternatively, consider constraining `cancel` 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: `/opt/rustwide/rustup-home/toolchains/50be22964035027398754e54cd3a497efb00f83e/bin/rustdoc --crate-type lib --crate-name reactive_streams src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=17476b929fe11909 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid --crate-version 0.0.1` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "07e2dcac72f6fef2888efcc545787d621ddfae11930468d5d8643515862bf7c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07e2dcac72f6fef2888efcc545787d621ddfae11930468d5d8643515862bf7c6", kill_on_drop: false }` [INFO] [stdout] 07e2dcac72f6fef2888efcc545787d621ddfae11930468d5d8643515862bf7c6