[INFO] fetching crate protobuf-codegen-no-elision 2.0.4... [INFO] documenting protobuf-codegen-no-elision-2.0.4 against beta-2022-05-20 for beta-1.62-rustdoc-1 [INFO] extracting crate protobuf-codegen-no-elision 2.0.4 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate protobuf-codegen-no-elision 2.0.4 on toolchain beta-2022-05-20 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate protobuf-codegen-no-elision 2.0.4 [INFO] finished tweaking crates.io crate protobuf-codegen-no-elision 2.0.4 [INFO] tweaked toml for crates.io crate protobuf-codegen-no-elision 2.0.4 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2fa6b835a783bd9ee800b591571ea31b99ee6504fd02260adc5a9137a36a7901 [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" "2fa6b835a783bd9ee800b591571ea31b99ee6504fd02260adc5a9137a36a7901", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2fa6b835a783bd9ee800b591571ea31b99ee6504fd02260adc5a9137a36a7901", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fa6b835a783bd9ee800b591571ea31b99ee6504fd02260adc5a9137a36a7901", kill_on_drop: false }` [INFO] [stdout] 2fa6b835a783bd9ee800b591571ea31b99ee6504fd02260adc5a9137a36a7901 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b22c549b595cd8e44b3f95d468fca563df5c02aa950647a6fe51a74c089d1d73 [INFO] running `Command { std: "docker" "start" "-a" "b22c549b595cd8e44b3f95d468fca563df5c02aa950647a6fe51a74c089d1d73", kill_on_drop: false }` [INFO] [stderr] Compiling protobuf v2.0.4 [INFO] [stderr] Documenting protobuf-codegen-no-elision v2.0.4 (/opt/rustwide/workdir) [INFO] [stderr] Checking protobuf-codegen-no-elision v2.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/message.rs:268:69 [INFO] [stdout] | [INFO] [stdout] 268 | self.write_descriptor_field("fields", field, w);; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/message.rs:268:69 [INFO] [stdout] | [INFO] [stdout] 268 | self.write_descriptor_field("fields", field, w);; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/code_writer.rs:13:22 [INFO] [stdout] | [INFO] [stdout] 13 | writer: &'a mut (Write + 'a), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 13 - writer: &'a mut (Write + 'a), [INFO] [stdout] 13 + writer: &'a mut (dyn Write + 'a), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/code_writer.rs:18:32 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(writer: &'a mut Write) -> CodeWriter<'a> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 - pub fn new(writer: &'a mut Write) -> CodeWriter<'a> { [INFO] [stdout] 18 + pub fn new(writer: &'a mut dyn Write) -> CodeWriter<'a> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/field.rs:179:5 [INFO] [stdout] | [INFO] [stdout] 179 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `MapField` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/field.rs:177:10 [INFO] [stdout] | [INFO] [stdout] 177 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `root_scope` [INFO] [stdout] --> src/field.rs:405:5 [INFO] [stdout] | [INFO] [stdout] 405 | root_scope: &'a RootScope<'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `FieldGen` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/field.rs:403:10 [INFO] [stdout] | [INFO] [stdout] 403 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `oneof` [INFO] [stdout] --> src/oneof.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | oneof: &'a OneofGen<'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `OneofVariantGen` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/oneof.rs:61:10 [INFO] [stdout] | [INFO] [stdout] 61 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `variant` [INFO] [stdout] --> src/oneof.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | variant: OneofVariantWithContext<'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `OneofVariantGen` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/oneof.rs:61:10 [INFO] [stdout] | [INFO] [stdout] 61 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `customize` [INFO] [stdout] --> src/oneof.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | customize: Customize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `OneofGen` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/oneof.rs:98:10 [INFO] [stdout] | [INFO] [stdout] 98 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.18s [INFO] running `Command { std: "docker" "inspect" "b22c549b595cd8e44b3f95d468fca563df5c02aa950647a6fe51a74c089d1d73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b22c549b595cd8e44b3f95d468fca563df5c02aa950647a6fe51a74c089d1d73", kill_on_drop: false }` [INFO] [stdout] b22c549b595cd8e44b3f95d468fca563df5c02aa950647a6fe51a74c089d1d73 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ca7535c6c39f85b6cea3bdb5c5fac8ee8a7afa9852d3d5a93d880f0805c9d56b [INFO] running `Command { std: "docker" "start" "-a" "ca7535c6c39f85b6cea3bdb5c5fac8ee8a7afa9852d3d5a93d880f0805c9d56b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling protobuf v2.0.4 [INFO] [stderr] Documenting protobuf-codegen-no-elision v2.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/message.rs:268:69 [INFO] [stdout] | [INFO] [stdout] 268 | self.write_descriptor_field("fields", field, w);; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.52s [INFO] running `Command { std: "docker" "inspect" "ca7535c6c39f85b6cea3bdb5c5fac8ee8a7afa9852d3d5a93d880f0805c9d56b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca7535c6c39f85b6cea3bdb5c5fac8ee8a7afa9852d3d5a93d880f0805c9d56b", kill_on_drop: false }` [INFO] [stdout] ca7535c6c39f85b6cea3bdb5c5fac8ee8a7afa9852d3d5a93d880f0805c9d56b