[INFO] cloning repository https://github.com/phiresky/rga
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phiresky/rga" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphiresky%2Frga", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphiresky%2Frga'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] baca166fdab3d2466ac9c482c3c9b8e160014b9a
[INFO] documenting phiresky/rga against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphiresky%2Frga" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phiresky/rga on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phiresky/rga
[INFO] finished tweaking git repo https://github.com/phiresky/rga
[INFO] tweaked toml for git repo https://github.com/phiresky/rga written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/phiresky/rga already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] ac5e94339bda4f1e40b7e27d06511a2706c82210ab707419663678534464238d
[INFO] running `Command { std: "docker" "start" "-a" "ac5e94339bda4f1e40b7e27d06511a2706c82210ab707419663678534464238d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac5e94339bda4f1e40b7e27d06511a2706c82210ab707419663678534464238d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac5e94339bda4f1e40b7e27d06511a2706c82210ab707419663678534464238d", kill_on_drop: false }`
[INFO] [stdout] ac5e94339bda4f1e40b7e27d06511a2706c82210ab707419663678534464238d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dda874ff0d260392cb082df9359f9fd8de2d4232fd6a7b3213fbc8b2a5b0409
[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" "1dda874ff0d260392cb082df9359f9fd8de2d4232fd6a7b3213fbc8b2a5b0409", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]    Compiling schemars v0.8.0-alpha-4
[INFO] [stderr]     Checking dyn-clone v1.0.2
[INFO] [stderr]    Compiling paste v1.0.0
[INFO] [stderr]     Checking path-clean v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking pretty-bytes v0.2.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking directories-next v1.0.1
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking size_format v1.0.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling lmdb-rkv-sys v0.11.0
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.0
[INFO] [stderr]    Compiling lzma-sys v0.1.16
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking bzip2 v0.4.1
[INFO] [stderr]     Checking lmdb-rkv v0.14.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]    Compiling schemars_derive v0.8.0-alpha-4
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking rusqlite v0.24.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking zip v0.5.8
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking rkv v0.10.4
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking tree_magic_mini v1.0.0
[INFO] [stderr]     Checking zstd-safe v2.0.5+zstd.1.4.5
[INFO] [stderr]     Checking zstd v0.5.3+zstd.1.4.5
[INFO] [stderr]     Checking ripgrep_all v0.9.7-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting ripgrep_all v0.9.7-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(negative_impls)]
[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:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(negative_impls)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 document `ripgrep_all`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name ripgrep_all src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-939bb92c8d96bb88.rmeta --extern bincode=/opt/rustwide/target/debug/deps/libbincode-522a111b404e7b32.rmeta --extern bzip2=/opt/rustwide/target/debug/deps/libbzip2-70e595fc261130b7.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-ee05840c8dde69d0.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-40a418e55f679f78.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-6d6f996f3fcebfd6.rmeta --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-70ab6c11dfb5dbe1.rmeta --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-79fe887823af92a6.so --extern directories_next=/opt/rustwide/target/debug/deps/libdirectories_next-e23c3548be51ba24.rmeta --extern dyn_clonable=/opt/rustwide/target/debug/deps/libdyn_clonable-8659a909f4c355db.rmeta --extern dyn_clone=/opt/rustwide/target/debug/deps/libdyn_clone-9591a976ffd5c54c.rmeta --extern encoding_rs=/opt/rustwide/target/debug/deps/libencoding_rs-6ad76a6ec48d0305.rmeta --extern encoding_rs_io=/opt/rustwide/target/debug/deps/libencoding_rs_io-ac3b6ca217492cf1.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-aa43be6beae88ac5.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-f4772d9332014762.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-a5e0b473b728924c.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-72923b2d9aa06af7.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-48fbfd5d624c4cb9.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-bf8a91ed480664b8.rmeta --extern owning_ref=/opt/rustwide/target/debug/deps/libowning_ref-40f80ffcb3b2555b.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-4fe8170ee1b942c9.so --extern path_clean=/opt/rustwide/target/debug/deps/libpath_clean-f888039c9fc531c0.rmeta --extern pretty_bytes=/opt/rustwide/target/debug/deps/libpretty_bytes-a799dd0980f13a19.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-0879519133e6417a.rmeta --extern rkv=/opt/rustwide/target/debug/deps/librkv-24ad208a52d91568.rmeta --extern rusqlite=/opt/rustwide/target/debug/deps/librusqlite-5b873d45cc7a81ef.rmeta --extern schemars=/opt/rustwide/target/debug/deps/libschemars-fd548246d8617de2.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-eab647ed0a43a390.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-40aaa7719ea6aaaf.rmeta --extern size_format=/opt/rustwide/target/debug/deps/libsize_format-5386dfc621584948.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-5ee01f251240eb86.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-2e9cc34d7fa1bdd1.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-87dd00a13fe602d9.rmeta --extern tree_magic=/opt/rustwide/target/debug/deps/libtree_magic_mini-95c2203af79235cb.rmeta --extern xz2=/opt/rustwide/target/debug/deps/libxz2-54b7572d01c36a28.rmeta --extern zip=/opt/rustwide/target/debug/deps/libzip-603d58f4f24e6dfe.rmeta --extern zstd=/opt/rustwide/target/debug/deps/libzstd-8839a6908aec8cfa.rmeta --cap-lints=warn --crate-version 0.9.7-alpha.0` (exit code: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1dda874ff0d260392cb082df9359f9fd8de2d4232fd6a7b3213fbc8b2a5b0409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dda874ff0d260392cb082df9359f9fd8de2d4232fd6a7b3213fbc8b2a5b0409", kill_on_drop: false }`
[INFO] [stdout] 1dda874ff0d260392cb082df9359f9fd8de2d4232fd6a7b3213fbc8b2a5b0409
