[INFO] fetching crate nu 0.18.1... [INFO] documenting nu-0.18.1 against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] extracting crate nu 0.18.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate nu 0.18.1 on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate nu 0.18.1 [INFO] finished tweaking crates.io crate nu 0.18.1 [INFO] tweaked toml for crates.io crate nu 0.18.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate nu 0.18.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nu_plugin_tree v0.18.1 [INFO] [stderr] Downloaded nu_plugin_to_sqlite v0.18.1 [INFO] [stderr] Downloaded nu_plugin_to_bson v0.18.1 [INFO] [stderr] Downloaded fastrand v1.3.3 [INFO] [stderr] Downloaded nu_plugin_from_bson v0.18.1 [INFO] [stderr] Downloaded nu_plugin_ps v0.18.1 [INFO] [stderr] Downloaded nu_plugin_from_sqlite v0.18.1 [INFO] [stderr] Downloaded nu_plugin_fetch v0.18.1 [INFO] [stderr] Downloaded nu_plugin_match v0.18.1 [INFO] [stderr] Downloaded error-chain v0.12.3 [INFO] [stderr] Downloaded app_dirs2 v2.2.1 [INFO] [stderr] Downloaded generic-array v0.14.3 [INFO] [stderr] Downloaded concurrent-queue v1.2.0 [INFO] [stderr] Downloaded event-listener v2.3.0 [INFO] [stderr] Downloaded os_info v2.0.7 [INFO] [stderr] Downloaded nu_plugin_start v0.18.1 [INFO] [stderr] Downloaded nu_plugin_textview v0.18.1 [INFO] [stderr] Downloaded async-std v1.6.2 [INFO] [stderr] Downloaded trash v1.0.1 [INFO] [stderr] Downloaded inventory-impl v0.1.7 [INFO] [stderr] Downloaded inventory v0.1.7 [INFO] [stderr] Downloaded nu_plugin_post v0.18.1 [INFO] [stderr] Downloaded nu_plugin_binaryview v0.18.1 [INFO] [stderr] Downloaded nu_plugin_inc v0.18.1 [INFO] [stderr] Downloaded curl-sys v0.4.33+curl-7.71.1 [INFO] [stderr] Downloaded nu_plugin_sys v0.18.1 [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" "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" "+beta-2020-08-29" "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] 4f4d7cac4012c8cadcb59253a23c67e9fb6699545f6e59773c43f6445aac0649 [INFO] running `Command { std: "docker" "start" "-a" "4f4d7cac4012c8cadcb59253a23c67e9fb6699545f6e59773c43f6445aac0649", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4f4d7cac4012c8cadcb59253a23c67e9fb6699545f6e59773c43f6445aac0649", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f4d7cac4012c8cadcb59253a23c67e9fb6699545f6e59773c43f6445aac0649", kill_on_drop: false }` [INFO] [stdout] 4f4d7cac4012c8cadcb59253a23c67e9fb6699545f6e59773c43f6445aac0649 [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" "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" "+beta-2020-08-29" "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] 947d022da07ff87ec4affa445fc3d53d19746059daff604464c391e349a586d7 [INFO] running `Command { std: "docker" "start" "-a" "947d022da07ff87ec4affa445fc3d53d19746059daff604464c391e349a586d7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling syn v1.0.36 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking parking v1.0.6 [INFO] [stderr] Checking fastrand v1.3.3 [INFO] [stderr] Checking event-listener v2.3.0 [INFO] [stderr] Checking waker-fn v1.0.0 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking async-task v3.0.0 [INFO] [stderr] Checking smallvec v1.4.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling pulldown-cmark v0.7.2 [INFO] [stderr] Compiling inventory v0.1.7 [INFO] [stderr] Compiling heim-common v0.1.0-beta.1 [INFO] [stderr] Checking semver-parser v0.9.0 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Compiling heim-host v0.1.0-beta.1 [INFO] [stderr] Checking macaddr v1.0.1 [INFO] [stderr] Checking platforms v0.2.1 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Compiling battery v0.7.5 [INFO] [stderr] Checking rust-ini v0.13.0 [INFO] [stderr] Compiling sysinfo v0.14.15 [INFO] [stderr] Checking path-slash v0.1.3 [INFO] [stderr] Checking urlencoding v1.1.1 [INFO] [stderr] Checking open v1.4.0 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Compiling generic-array v0.14.3 [INFO] [stderr] Compiling error-chain v0.12.3 [INFO] [stderr] Checking concurrent-queue v1.2.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking tint v1.0.1 [INFO] [stderr] Checking semver v0.10.0 [INFO] [stderr] Checking app_dirs2 v2.2.1 [INFO] [stderr] Checking proc-macro2 v1.0.19 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Checking doc-comment v0.3.3 [INFO] [stderr] Checking futures-lite v0.1.10 [INFO] [stderr] Checking async-channel v1.4.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-quote-impl v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking uom v0.26.0 [INFO] [stderr] Checking serde-hjson v0.8.2 [INFO] [stderr] Checking quote v1.0.7 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking blocking v0.4.7 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha2 v0.9.1 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling term_size v0.3.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking nix v0.17.0 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Checking flate2 v1.0.16 [INFO] [stderr] Checking dirs-sys-next v0.1.0 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking mio v0.7.0 [INFO] [stderr] Checking directories v1.0.2 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking users v0.10.0 [INFO] [stderr] Checking gethostname v0.2.1 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Checking rayon-core v1.7.1 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking directories v2.0.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking dirs-next v1.0.1 [INFO] [stderr] Checking console v0.11.3 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking shellexpand v2.0.0 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking rayon v1.3.1 [INFO] [stderr] Checking crossterm v0.17.7 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Compiling libgit2-sys v0.12.9+1.0.1 [INFO] [stderr] Compiling onig_sys v69.5.0 [INFO] [stderr] Compiling ansi_colours v1.0.1 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking zip v0.5.6 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling proc-quote v0.3.2 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking ctrlc v3.1.6 [INFO] [stderr] Checking rustyline v6.2.0 [INFO] [stderr] Checking onig v6.0.0 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling getset v0.1.1 [INFO] [stderr] Compiling inventory-impl v0.1.7 [INFO] [stderr] Compiling ctor v0.1.15 [INFO] [stderr] Compiling ghost v0.1.2 [INFO] [stderr] Compiling derive-new v0.5.8 [INFO] [stderr] Compiling typetag-impl v0.1.5 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling liquid-derive v0.20.1 [INFO] [stderr] Compiling async-trait v0.1.36 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling rust-embed-impl v5.6.0 [INFO] [stderr] Compiling async-recursion v0.3.1 [INFO] [stderr] Compiling starship_module_config_derive v0.1.1 [INFO] [stderr] Checking rust-embed v5.6.0 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking which v4.0.2 [INFO] [stderr] Checking ical v0.6.0 [INFO] [stderr] Checking git2 v0.13.8 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking smol v0.1.18 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking futures_codec v0.4.1 [INFO] [stderr] Checking async-std v1.6.2 [INFO] [stderr] Checking num-bigint v0.2.6 [INFO] [stderr] Checking serde_json v1.0.57 [INFO] [stderr] Checking chrono v0.4.13 [INFO] [stderr] Checking serde_yaml v0.8.13 [INFO] [stderr] Checking codespan-reporting v0.9.5 [INFO] [stderr] Checking erased-serde v0.3.12 [INFO] [stderr] Checking rust-stemmers v1.2.0 [INFO] [stderr] Checking serde_bytes v0.11.5 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking serde-value v0.5.3 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking calamine v0.16.1 [INFO] [stderr] Checking serde_ini v0.2.0 [INFO] [stderr] Checking os_info v2.0.7 [INFO] [stderr] Checking attohttpc v0.14.0 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking typetag v0.1.5 [INFO] [stderr] Checking nu-source v0.18.1 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking globset v0.4.5 [INFO] [stderr] Compiling kstring v0.1.2 [INFO] [stderr] Checking config v0.9.3 [INFO] [stderr] Checking plist v1.0.0 [INFO] [stderr] Checking chrono-tz v0.5.2 [INFO] [stderr] Checking num-rational v0.2.4 [INFO] [stderr] Checking bigdecimal v0.1.2 [INFO] [stderr] Checking num-format v0.4.0 [INFO] [stderr] Checking uom v0.28.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking natural v0.5.0 [INFO] [stderr] Checking rust_decimal v0.10.2 [INFO] [stderr] Checking ptree v0.2.1 [INFO] [stderr] Checking syntect v4.3.0 [INFO] [stderr] Checking version-sync v0.9.1 [INFO] [stderr] Checking nu-errors v0.18.1 [INFO] [stderr] Compiling liquid-core v0.20.2 [INFO] [stderr] Checking heim-runtime v0.1.0-beta.1 [INFO] [stderr] Checking ichwh v0.3.4 [INFO] [stderr] Checking nu-protocol v0.18.1 [INFO] [stderr] Compiling liquid-lib v0.20.2 [INFO] [stderr] Checking dtparse v1.1.0 [INFO] [stderr] Checking nu-parser v0.18.1 [INFO] [stderr] Compiling liquid v0.20.1 [INFO] [stderr] Checking nu-value-ext v0.18.1 [INFO] [stderr] Checking nu-test-support v0.18.1 [INFO] [stderr] Checking nu-plugin v0.18.1 [INFO] [stderr] Checking nu-cli v0.18.1 [INFO] [stderr] Checking nu_plugin_inc v0.18.1 [INFO] [stderr] Compiling bat v0.15.4 [INFO] [stderr] Checking starship v0.43.0 [INFO] [stderr] Checking nu_plugin_textview v0.18.1 [INFO] [stderr] Checking heim-net v0.1.0-beta.2 [INFO] [stderr] Checking heim-cpu v0.1.0-beta.3 [INFO] [stderr] Checking heim-disk v0.1.0-beta.1 [INFO] [stderr] Checking heim-memory v0.1.0-beta.1 [INFO] [stderr] Checking heim-sensors v0.1.0-beta.1 [INFO] [stderr] Checking heim-process v0.1.1-beta.3 [INFO] [stderr] Checking heim v0.1.0-beta.3 [INFO] [stderr] Checking nu_plugin_sys v0.18.1 [INFO] [stderr] Checking nu_plugin_ps v0.18.1 [INFO] [stderr] Documenting nu v0.18.1 (/opt/rustwide/workdir) [INFO] [stderr] error: Could not document `nu`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name nu src/main.rs -o /opt/rustwide/target/doc --cfg 'feature="crossterm"' --cfg 'feature="ctrlc-support"' --cfg 'feature="default"' --cfg 'feature="directories-support"' --cfg 'feature="git-support"' --cfg 'feature="inc"' --cfg 'feature="nu_plugin_inc"' --cfg 'feature="nu_plugin_ps"' --cfg 'feature="nu_plugin_sys"' --cfg 'feature="nu_plugin_textview"' --cfg 'feature="ps"' --cfg 'feature="ptree-support"' --cfg 'feature="semver"' --cfg 'feature="syntect"' --cfg 'feature="sys"' --cfg 'feature="term-support"' --cfg 'feature="textview"' --cfg 'feature="url"' --cfg 'feature="uuid-support"' --cfg 'feature="which-support"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-a1c39531b6359f00.rmeta --extern crossterm=/opt/rustwide/target/debug/deps/libcrossterm-01aa0d2ca42f8960.rmeta --extern ctrlc=/opt/rustwide/target/debug/deps/libctrlc-ddc1227a32804864.rmeta --extern dunce=/opt/rustwide/target/debug/deps/libdunce-2261b3e8ad22bde2.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-446416fe65c7c592.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-357369d8037aa93d.rmeta --extern nu_cli=/opt/rustwide/target/debug/deps/libnu_cli-585099d80e7a0abe.rmeta --extern nu_errors=/opt/rustwide/target/debug/deps/libnu_errors-4b0c8eabe93a7cfe.rmeta --extern nu_parser=/opt/rustwide/target/debug/deps/libnu_parser-d50d6aa4992802b6.rmeta --extern nu_plugin=/opt/rustwide/target/debug/deps/libnu_plugin-76c5cb5b4275cc6b.rmeta --extern nu_protocol=/opt/rustwide/target/debug/deps/libnu_protocol-57f15c98ecded1fd.rmeta --extern nu_source=/opt/rustwide/target/debug/deps/libnu_source-bb91016fc8b11175.rmeta --extern nu_value_ext=/opt/rustwide/target/debug/deps/libnu_value_ext-2add5deccfed2429.rmeta --extern nu_plugin_inc=/opt/rustwide/target/debug/deps/libnu_plugin_inc-75b7a47b3ebf992b.rmeta --extern nu_plugin_ps=/opt/rustwide/target/debug/deps/libnu_plugin_ps-4ae828a13743b8c4.rmeta --extern nu_plugin_sys=/opt/rustwide/target/debug/deps/libnu_plugin_sys-edd95cbd390eafe2.rmeta --extern nu_plugin_textview=/opt/rustwide/target/debug/deps/libnu_plugin_textview-43303f5c44e2e58c.rmeta --extern pretty_env_logger=/opt/rustwide/target/debug/deps/libpretty_env_logger-1b2cfed3b4adb179.rmeta --extern quick_xml=/opt/rustwide/target/debug/deps/libquick_xml-8edc7073941c4ef2.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-f5f24d68d1af3282.rmeta --extern starship=/opt/rustwide/target/debug/deps/libstarship-eebdaa0e1afb3103.rmeta --extern syntect=/opt/rustwide/target/debug/deps/libsyntect-09f83e788210481c.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-ce802e45ec40a9b5.rmeta --cap-lints=warn --crate-version 0.18.1` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "947d022da07ff87ec4affa445fc3d53d19746059daff604464c391e349a586d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "947d022da07ff87ec4affa445fc3d53d19746059daff604464c391e349a586d7", kill_on_drop: false }` [INFO] [stdout] 947d022da07ff87ec4affa445fc3d53d19746059daff604464c391e349a586d7