[INFO] cloning repository https://github.com/steveklabnik/repro [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steveklabnik/repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Frepro", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Frepro'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8893f981a7db61de93025206dbd23d6085aa7e59 [INFO] documenting steveklabnik/repro against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Frepro" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/steveklabnik/repro on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/steveklabnik/repro [INFO] finished tweaking git repo https://github.com/steveklabnik/repro [INFO] tweaked toml for git repo https://github.com/steveklabnik/repro written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/steveklabnik/repro already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: /workspace/builds/worker-13/source/bar/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] warning: /workspace/builds/worker-13/source/foo/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ref_slice v1.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", 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] e67c98cc8fe273c4bc37a9b211a560788f40c7d6e1bcf514ff621dda741cfa94 [INFO] running `Command { std: "docker" "start" "-a" "e67c98cc8fe273c4bc37a9b211a560788f40c7d6e1bcf514ff621dda741cfa94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e67c98cc8fe273c4bc37a9b211a560788f40c7d6e1bcf514ff621dda741cfa94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e67c98cc8fe273c4bc37a9b211a560788f40c7d6e1bcf514ff621dda741cfa94", kill_on_drop: false }` [INFO] [stdout] e67c98cc8fe273c4bc37a9b211a560788f40c7d6e1bcf514ff621dda741cfa94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.61.0" "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] d833f8a71c94d5a2e1f2883e42c92942872785d4c0908c76621afc1f17c9d020 [INFO] running `Command { std: "docker" "start" "-a" "d833f8a71c94d5a2e1f2883e42c92942872785d4c0908c76621afc1f17c9d020", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/foo/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] warning: /opt/rustwide/workdir/bar/Cargo.toml: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] Checking ref_slice v1.1.1 [INFO] [stderr] Checking foo v0.1.0 (/opt/rustwide/workdir/foo) [INFO] [stderr] Documenting foo v0.1.0 (/opt/rustwide/workdir/foo) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> foo/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | await_macro, [INFO] [stdout] | ^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: subsumed by `.await` syntax [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition [INFO] [stdout] --> foo/src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(rust_2018_preview)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> foo/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / #![feature( [INFO] [stdout] 2 | | async_await, [INFO] [stdout] 3 | | await_macro, [INFO] [stdout] 4 | | futures_api, [INFO] [stdout] 5 | | pin, [INFO] [stdout] 6 | | use_extern_macros [INFO] [stdout] 7 | | )] [INFO] [stdout] | |__^ [INFO] [stdout] | [INFO] [stdout] = help: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] = help: the feature `use_extern_macros` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> foo/src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(rust_2018_preview)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | async_await, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `use_extern_macros` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use_extern_macros [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> foo/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | futures_api, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> foo/src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | pin, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `futures_api` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | futures_api, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `pin` has been stable since 1.33.0 and no longer requires an attribute to enable [INFO] [stdout] --> foo/src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | pin, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0557, E0705. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `foo` due to 6 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> foo/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | await_macro, [INFO] [stdout] | ^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: subsumed by `.await` syntax [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition [INFO] [stdout] --> foo/src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(rust_2018_preview)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> foo/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / #![feature( [INFO] [stdout] 2 | | async_await, [INFO] [stdout] 3 | | await_macro, [INFO] [stdout] 4 | | futures_api, [INFO] [stdout] 5 | | pin, [INFO] [stdout] 6 | | use_extern_macros [INFO] [stdout] 7 | | )] [INFO] [stdout] | |__^ [INFO] [stdout] | [INFO] [stdout] = help: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] = help: the feature `use_extern_macros` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> foo/src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(rust_2018_preview)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Compilation failed, aborting rustdoc [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0557, E0705. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not document `foo` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name foo foo/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=268bc19147924821 -L dependency=/opt/rustwide/target/debug/deps --extern ref_slice=/opt/rustwide/target/debug/deps/libref_slice-336bef955a4892ff.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "d833f8a71c94d5a2e1f2883e42c92942872785d4c0908c76621afc1f17c9d020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d833f8a71c94d5a2e1f2883e42c92942872785d4c0908c76621afc1f17c9d020", kill_on_drop: false }` [INFO] [stdout] d833f8a71c94d5a2e1f2883e42c92942872785d4c0908c76621afc1f17c9d020