[INFO] cloning repository https://github.com/darkwater/obsidian
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darkwater/obsidian" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fobsidian", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fobsidian'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 877e0b864eebb28b4b9078b2dddee7cde18b5fed
[INFO] documenting darkwater/obsidian against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fobsidian" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darkwater/obsidian on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/darkwater/obsidian
[INFO] finished tweaking git repo https://github.com/darkwater/obsidian
[INFO] tweaked toml for git repo https://github.com/darkwater/obsidian written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/darkwater/obsidian already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-05-20" "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] 4162d39027a8c0da33fb11d0c6bb17dc79a07673dcd6641ae1039be6c5fd4145
[INFO] running `Command { std: "docker" "start" "-a" "4162d39027a8c0da33fb11d0c6bb17dc79a07673dcd6641ae1039be6c5fd4145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4162d39027a8c0da33fb11d0c6bb17dc79a07673dcd6641ae1039be6c5fd4145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4162d39027a8c0da33fb11d0c6bb17dc79a07673dcd6641ae1039be6c5fd4145", kill_on_drop: false }`
[INFO] [stdout] 4162d39027a8c0da33fb11d0c6bb17dc79a07673dcd6641ae1039be6c5fd4145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-05-20" "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] 10af5a69208ce7c37d39e778cee418b44e6b5cacd175e26e0574735dcfeba748
[INFO] running `Command { std: "docker" "start" "-a" "10af5a69208ce7c37d39e778cee418b44e6b5cacd175e26e0574735dcfeba748", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.13
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]    Compiling cairo-rs v0.5.0
[INFO] [stderr]    Compiling gio v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.5.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling gdk v0.9.0
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]    Compiling gtk v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]    Compiling pangocairo v0.6.0
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking byteorder v1.2.4
[INFO] [stderr]     Checking bufstream v0.1.3
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking rust-ini v0.12.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking kernel32-sys v0.2.2
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling glib-sys v0.7.0
[INFO] [stderr]    Compiling gobject-sys v0.7.0
[INFO] [stderr]    Compiling gio-sys v0.7.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.7.0
[INFO] [stderr]    Compiling pango-sys v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.7.0
[INFO] [stderr]    Compiling gdk-sys v0.7.0
[INFO] [stderr]    Compiling atk-sys v0.7.0
[INFO] [stderr]    Compiling gtk-sys v0.7.0
[INFO] [stderr]    Compiling pangocairo-sys v0.8.0
[INFO] [stderr]    Compiling quote v0.6.5
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking mpd v0.0.12 (https://github.com/kstep/rust-mpd#0b6b98e9)
[INFO] [stderr]    Compiling syn v0.14.7
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking glib v0.6.0
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking serde-hjson v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking pango v0.5.0
[INFO] [stderr]     Checking serde_json v1.0.24
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking config v0.9.0
[INFO] [stderr]     Checking i3ipc v0.8.2
[INFO] [stderr]    Compiling relm-gen-widget v0.15.0
[INFO] [stderr]    Compiling relm-derive-common v0.15.0
[INFO] [stderr]    Compiling relm-derive v0.15.0
[INFO] [stderr]     Checking relm-core v0.15.0
[INFO] [stderr]     Checking relm-state v0.15.0
[INFO] [stderr]     Checking relm v0.15.0
[INFO] [stderr]  Documenting obsidian v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(nll, range_contains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/status/battery.rs:43:72
[INFO] [stdout]    |
[INFO] [stdout] 43 |         f.read_to_string(&mut s).expect("failed to read BAT/capacity");;
[INFO] [stdout]    |                                                                        ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/status/battery.rs:51:70
[INFO] [stdout]    |
[INFO] [stdout] 51 |         f.read_to_string(&mut s).expect("failed to read BAT/status");;
[INFO] [stdout]    |                                                                      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/status/clock.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |                      0... 5 => config.get_color("cyan"),
[INFO] [stdout]    |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/status/clock.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |                      6...11 => config.get_color("blue"),
[INFO] [stdout]    |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/status/clock.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |                     12...17 => config.get_color("green"),
[INFO] [stdout]    |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/status/clock.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 |                     18...23 => config.get_color("yellow"),
[INFO] [stdout]    |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `obsidian`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name obsidian src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=9274b54731db5ee1 -L dependency=/opt/rustwide/target/debug/deps --extern cairo=/opt/rustwide/target/debug/deps/libcairo-41e0f17e2b7a1e1c.rmeta --extern config=/opt/rustwide/target/debug/deps/libconfig-ace17e58a07ab65e.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-523fcb739a11a198.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-69a5cb471bc971af.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-f5926a434b543892.rmeta --extern gtk=/opt/rustwide/target/debug/deps/libgtk-07d77c603667ff74.rmeta --extern i3ipc=/opt/rustwide/target/debug/deps/libi3ipc-3e93c653085d985e.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-3451aa428ed29eef.rmeta --extern mpd=/opt/rustwide/target/debug/deps/libmpd-a9b11406d1c36d3e.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-8c19459647b795eb.rmeta --extern pangocairo=/opt/rustwide/target/debug/deps/libpangocairo-bdf722bd7b8d6634.rmeta --extern relm=/opt/rustwide/target/debug/deps/librelm-314db4d31e95ec65.rmeta --extern relm_core=/opt/rustwide/target/debug/deps/librelm_core-90aea8985e19830d.rmeta --extern relm_derive=/opt/rustwide/target/debug/deps/librelm_derive-34c2c829acb16912.so --extern serde=/opt/rustwide/target/debug/deps/libserde-8c7fc2d3f7e61420.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-4bd515350ee3bbdb.so --extern time=/opt/rustwide/target/debug/deps/libtime-8df575bccfbd6f4c.rmeta --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "10af5a69208ce7c37d39e778cee418b44e6b5cacd175e26e0574735dcfeba748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10af5a69208ce7c37d39e778cee418b44e6b5cacd175e26e0574735dcfeba748", kill_on_drop: false }`
[INFO] [stdout] 10af5a69208ce7c37d39e778cee418b44e6b5cacd175e26e0574735dcfeba748