[INFO] updating cached repository https://github.com/Systemcluster/bracket2-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 52538166672b9b31fda33a3ad0abd3fc1cac9a62 [INFO] documenting Systemcluster/bracket2-rs against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSystemcluster%2Fbracket2-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Systemcluster/bracket2-rs on toolchain 394e1b40d264aa6928811919c1124fa248e7d802 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-1/source/.cargo/config [INFO] started tweaking git repo https://github.com/Systemcluster/bracket2-rs [INFO] finished tweaking git repo https://github.com/Systemcluster/bracket2-rs [INFO] tweaked toml for git repo https://github.com/Systemcluster/bracket2-rs written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/Systemcluster/bracket2-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70eec205552fb635d89df5b0b624238ab87b455d343ab93c512159d87a48ebfa [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" "70eec205552fb635d89df5b0b624238ab87b455d343ab93c512159d87a48ebfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70eec205552fb635d89df5b0b624238ab87b455d343ab93c512159d87a48ebfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70eec205552fb635d89df5b0b624238ab87b455d343ab93c512159d87a48ebfa", kill_on_drop: false }` [INFO] [stdout] 70eec205552fb635d89df5b0b624238ab87b455d343ab93c512159d87a48ebfa [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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 20351c52d1dd2e1fd431d50a0faa45adb8f30549483399acff5e20c040ca237e [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" "20351c52d1dd2e1fd431d50a0faa45adb8f30549483399acff5e20c040ca237e", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking unicode-segmentation v1.2.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking simplelog v0.4.4 [INFO] [stderr] Checking regex v0.2.5 [INFO] [stderr] Documenting bracket2 v0.0.1-dev (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/main.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | #![feature(const_generics)] // const generics [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #44580 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `catch_expr` [INFO] [stdout] --> src/main.rs:10:42 [INFO] [stdout] | [INFO] [stdout] 10 | #![feature(try_trait, termination_trait, catch_expr)] // error handling [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `nested_method_call` [INFO] [stdout] --> src/main.rs:7:58 [INFO] [stdout] | [INFO] [stdout] 7 | #![feature(underscore_lifetimes, in_band_lifetimes, nll, nested_method_call)] // simplify lifetimes [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: Could not document `bracket2`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name bracket2 src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-215ad1631de0c5e2.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-241e1cffecaf4216.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-8abb0c7f2fd95e7b.rmeta --extern simplelog=/opt/rustwide/target/debug/deps/libsimplelog-1197bd303915d4b2.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-100af10f96d13813.rmeta --cap-lints=forbid` (exit code: 1) [INFO] running `Command { std: "docker" "inspect" "20351c52d1dd2e1fd431d50a0faa45adb8f30549483399acff5e20c040ca237e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20351c52d1dd2e1fd431d50a0faa45adb8f30549483399acff5e20c040ca237e", kill_on_drop: false }` [INFO] [stdout] 20351c52d1dd2e1fd431d50a0faa45adb8f30549483399acff5e20c040ca237e