[INFO] cloning repository https://github.com/maufl/notrust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maufl/notrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaufl%2Fnotrust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaufl%2Fnotrust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0efd1b04bf2b4428e8ec652d655b0ec33a9c7579 [INFO] documenting maufl/notrust against 1.46.0 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaufl%2Fnotrust" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maufl/notrust on toolchain 1.46.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maufl/notrust [INFO] finished tweaking git repo https://github.com/maufl/notrust [INFO] tweaked toml for git repo https://github.com/maufl/notrust written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/maufl/notrust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8378e4eb75d3e5df6cca8a43fb590ccf07a5d265c8e3306f912ee55b4e54cbda [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" "8378e4eb75d3e5df6cca8a43fb590ccf07a5d265c8e3306f912ee55b4e54cbda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8378e4eb75d3e5df6cca8a43fb590ccf07a5d265c8e3306f912ee55b4e54cbda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8378e4eb75d3e5df6cca8a43fb590ccf07a5d265c8e3306f912ee55b4e54cbda", kill_on_drop: false }` [INFO] [stdout] 8378e4eb75d3e5df6cca8a43fb590ccf07a5d265c8e3306f912ee55b4e54cbda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c969f0de1e2524b80ade2301191e4c3401790d92b6f4917e83864afbe1a4bd10 [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" "c969f0de1e2524b80ade2301191e4c3401790d92b6f4917e83864afbe1a4bd10", 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] Blocking waiting for file lock on package cache [INFO] [stderr] Checking smallvec v0.6.12 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking dtoa v0.2.2 [INFO] [stderr] Checking itoa v0.1.1 [INFO] [stderr] Checking sequence_trie v0.0.13 [INFO] [stderr] Checking bit-vec v0.5.1 [INFO] [stderr] Checking variance v0.1.3 [INFO] [stderr] Checking scopeguard v0.1.2 [INFO] [stderr] Checking quoted_printable v0.4.1 [INFO] [stderr] Checking census v0.2.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking conduit-mime-types v0.7.3 [INFO] [stderr] Checking error v0.1.9 [INFO] [stderr] Checking scoped-pool v1.0.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking itertools v0.8.1 [INFO] [stderr] Checking num_cpus v1.11.0 [INFO] [stderr] Checking num_cpus v0.2.13 [INFO] [stderr] Checking getrandom v0.1.13 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking filetime v0.2.7 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Compiling memoffset v0.5.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking fst v0.3.5 [INFO] [stderr] Checking murmurhash32 v0.2.0 [INFO] [stderr] Checking snap v0.2.5 [INFO] [stderr] Checking bit-set v0.5.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking nix v0.14.1 [INFO] [stderr] Checking unicode-normalization v0.1.9 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking inotify v0.6.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking hpack v0.2.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking charset v0.1.2 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking mailparse v0.8.2 [INFO] [stderr] Checking bitpacking v0.8.1 [INFO] [stderr] Checking solicit v0.4.4 [INFO] [stderr] Checking levenshtein_automata v0.1.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking parking_lot_core v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking tantivy-fst v0.1.0 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking once_cell v0.2.4 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking serde_json v0.8.6 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking fail v0.3.0 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking notify v4.0.14 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking crossbeam v0.5.0 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Checking cookie v0.2.5 [INFO] [stderr] Checking hyper v0.9.18 [INFO] [stderr] Checking atomicwrites v0.2.5 [INFO] [stderr] Checking maildir v0.3.1 [INFO] [stderr] Checking iron v0.4.0 [INFO] [stderr] Checking persistent v0.2.1 [INFO] [stderr] Checking mount v0.2.1 [INFO] [stderr] Checking staticfile v0.3.1 [INFO] [stderr] Checking bodyparser v0.4.1 [INFO] [stderr] Checking urlencoded v0.4.1 [INFO] [stderr] Compiling synstructure v0.12.1 [INFO] [stderr] Compiling rental-impl v0.5.5 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking rust-stemmers v1.1.0 [INFO] [stderr] Checking rental v0.5.5 [INFO] [stderr] Checking owned-read v0.4.0 [INFO] [stderr] Checking tantivy v0.10.2 [INFO] [stderr] Documenting mailindexer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(option_result_contains)] [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 `mailindexer`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name mailindexer 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 chrono=/opt/rustwide/target/debug/deps/libchrono-0f0a94bf45fa9b41.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-9b7a734f84eab74b.rmeta --extern iron=/opt/rustwide/target/debug/deps/libiron-790aca05693decf0.rmeta --extern maildir=/opt/rustwide/target/debug/deps/libmaildir-049a5bb7a977d4fb.rmeta --extern mailparse=/opt/rustwide/target/debug/deps/libmailparse-99e95ded6a9d561a.rmeta --extern mount=/opt/rustwide/target/debug/deps/libmount-e1587cd65619a915.rmeta --extern persistent=/opt/rustwide/target/debug/deps/libpersistent-899c1624450e2f6d.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-ab2605f116843417.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-5b68848ea10ccb41.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-36db172a223d3d1c.rmeta --extern staticfile=/opt/rustwide/target/debug/deps/libstaticfile-f2f22647e3cd494e.rmeta --extern tantivy=/opt/rustwide/target/debug/deps/libtantivy-c03bc4a6c2a7078b.rmeta --extern urlencoded=/opt/rustwide/target/debug/deps/liburlencoded-2badd582b97d5fb7.rmeta --cap-lints=warn` (exit code: 1) [INFO] running `Command { std: "docker" "inspect" "c969f0de1e2524b80ade2301191e4c3401790d92b6f4917e83864afbe1a4bd10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c969f0de1e2524b80ade2301191e4c3401790d92b6f4917e83864afbe1a4bd10", kill_on_drop: false }` [INFO] [stdout] c969f0de1e2524b80ade2301191e4c3401790d92b6f4917e83864afbe1a4bd10