[INFO] cloning repository https://github.com/spaarmann/cluster-editing [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spaarmann/cluster-editing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaarmann%2Fcluster-editing", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaarmann%2Fcluster-editing'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5415450450d6d502b43101e23c26c390e02f5dd7 [INFO] documenting spaarmann/cluster-editing 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%2Fspaarmann%2Fcluster-editing" "/workspace/builds/worker-22/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/spaarmann/cluster-editing 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] removed /workspace/builds/worker-22/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/spaarmann/cluster-editing [INFO] finished tweaking git repo https://github.com/spaarmann/cluster-editing [INFO] tweaked toml for git repo https://github.com/spaarmann/cluster-editing written to /workspace/builds/worker-22/source/Cargo.toml [INFO] crate git repo https://github.com/spaarmann/cluster-editing 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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v1.0.55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] [stdout] e169c53f985468567a8a2018f6364343923a1b69ff033c5bfd25eba89ad70c5e [INFO] running `Command { std: "docker" "start" "-a" "e169c53f985468567a8a2018f6364343923a1b69ff033c5bfd25eba89ad70c5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e169c53f985468567a8a2018f6364343923a1b69ff033c5bfd25eba89ad70c5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e169c53f985468567a8a2018f6364343923a1b69ff033c5bfd25eba89ad70c5e", kill_on_drop: false }` [INFO] [stdout] e169c53f985468567a8a2018f6364343923a1b69ff033c5bfd25eba89ad70c5e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] [stdout] c4f0ce53607a82c29ffbf397d4d2e4044ee7c3b7ab59f51129964deacda0a564 [INFO] running `Command { std: "docker" "start" "-a" "c4f0ce53607a82c29ffbf397d4d2e4044ee7c3b7ab59f51129964deacda0a564", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Compiling syn v1.0.55 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking humantime v2.0.1 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking env_logger v0.8.2 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking cluster-editing v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting cluster-editing v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(map_first_last)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(binary_heap_retain)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(map_first_last)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(binary_heap_retain)] [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 E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cluster-editing` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not document `cluster-editing` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name cluster_editing src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d284cd6bbbf6461c -L dependency=/opt/rustwide/target/debug/deps --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-d53cd69f20f9fea8.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-2be53ef7d3962f41.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-402e3ab9131391f4.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-b9fc2882cf6eec21.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-16c53435a1f9b16e.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-924c1058892d9908.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-f389df88d413b545.rmeta --extern wait_timeout=/opt/rustwide/target/debug/deps/libwait_timeout-f3f9893245c2187e.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "c4f0ce53607a82c29ffbf397d4d2e4044ee7c3b7ab59f51129964deacda0a564", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4f0ce53607a82c29ffbf397d4d2e4044ee7c3b7ab59f51129964deacda0a564", kill_on_drop: false }` [INFO] [stdout] c4f0ce53607a82c29ffbf397d4d2e4044ee7c3b7ab59f51129964deacda0a564