[INFO] cloning repository https://github.com/buff3r0verfl0w/course-project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/buff3r0verfl0w/course-project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuff3r0verfl0w%2Fcourse-project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuff3r0verfl0w%2Fcourse-project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7884ff8d9fec77959d1b179a50ef9164151ef43a
[INFO] documenting buff3r0verfl0w/course-project 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%2Fbuff3r0verfl0w%2Fcourse-project" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/buff3r0verfl0w/course-project 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] started tweaking git repo https://github.com/buff3r0verfl0w/course-project
[INFO] finished tweaking git repo https://github.com/buff3r0verfl0w/course-project
[INFO] tweaked toml for git repo https://github.com/buff3r0verfl0w/course-project written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded webbrowser v0.7.1
[INFO] [stderr]   Downloaded str-buf v1.0.6
[INFO] [stderr]   Downloaded snafu v0.7.1
[INFO] [stderr]   Downloaded snafu-derive v0.7.1
[INFO] [stderr]   Downloaded emath v0.18.0
[INFO] [stderr]   Downloaded eframe v0.18.0
[INFO] [stderr]   Downloaded egui-winit v0.18.0
[INFO] [stderr]   Downloaded egui v0.18.1
[INFO] [stderr]   Downloaded egui_glow v0.18.1
[INFO] [stderr]   Downloaded epaint v0.18.1
[INFO] [stderr]   Downloaded egui_extras v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 1978293bfc4502023196976435bc2a69949ae5da68deb284f75a0d4f43dd2122
[INFO] running `Command { std: "docker" "start" "-a" "1978293bfc4502023196976435bc2a69949ae5da68deb284f75a0d4f43dd2122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1978293bfc4502023196976435bc2a69949ae5da68deb284f75a0d4f43dd2122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1978293bfc4502023196976435bc2a69949ae5da68deb284f75a0d4f43dd2122", kill_on_drop: false }`
[INFO] [stdout] 1978293bfc4502023196976435bc2a69949ae5da68deb284f75a0d4f43dd2122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 8523f3fc120018a300a98e6db0d2c0d9d50c3a03ba9f4bd3b2a3814ddbfd2499
[INFO] running `Command { std: "docker" "start" "-a" "8523f3fc120018a300a98e6db0d2c0d9d50c3a03ba9f4bd3b2a3814ddbfd2499", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking ttf-parser v0.15.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]    Compiling mysqlclient-sys v0.2.5
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking owned_ttf_parser v0.15.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]     Checking ab_glyph v0.2.15
[INFO] [stderr]     Checking tracing-subscriber v0.3.11
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stderr]     Checking webbrowser v0.7.1
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking wayland-commons v0.29.4
[INFO] [stderr]     Checking calloop v0.9.3
[INFO] [stderr]     Checking x11rb v0.9.0
[INFO] [stderr]     Checking wayland-cursor v0.29.4
[INFO] [stderr]     Checking wayland-egl v0.29.4
[INFO] [stderr]    Compiling bytemuck_derive v1.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling random-number-macro-impl v0.1.6
[INFO] [stderr]    Compiling snafu-derive v0.7.1
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]     Checking random-number v0.1.7
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking random-pick v1.2.15
[INFO] [stderr]     Checking emath v0.18.0
[INFO] [stderr]     Checking passwords v3.1.9
[INFO] [stderr]     Checking epaint v0.18.1
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking snafu v0.7.1
[INFO] [stderr]     Checking arboard v2.1.1
[INFO] [stderr]     Checking diesel v1.4.8
[INFO] [stderr]     Checking egui v0.18.1
[INFO] [stderr]     Checking egui_glow v0.18.1
[INFO] [stderr]     Checking egui_extras v0.18.0
[INFO] [stderr]     Checking database-bindings v0.1.0 (/opt/rustwide/workdir/database-bindings)
[INFO] [stderr]  Documenting database-bindings v0.1.0 (/opt/rustwide/workdir/database-bindings)
[INFO] [stderr]     Checking egui-winit v0.18.0
[INFO] [stderr]     Checking glutin v0.28.0
[INFO] [stderr]     Checking eframe v0.18.0
[INFO] [stderr]  Documenting client-app v0.1.0 (/opt/rustwide/workdir/client-app)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> client-app/src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(if_let_guard)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `client-app`
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name client_app client-app/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=7bb5a0ee548d5fe3 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-64e96e0877d3b04b.rmeta --extern database_bindings=/opt/rustwide/target/debug/deps/libdatabase_bindings-ba6c370bff395caf.rmeta --extern diesel=/opt/rustwide/target/debug/deps/libdiesel-07e905623b44fb22.rmeta --extern eframe=/opt/rustwide/target/debug/deps/libeframe-6622a01999985109.rmeta --extern egui=/opt/rustwide/target/debug/deps/libegui-73cef8d1de89ffd5.rmeta --extern egui_extras=/opt/rustwide/target/debug/deps/libegui_extras-754e584af1f07d6a.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-e6e12260d7fb4e79.rmeta --extern passwords=/opt/rustwide/target/debug/deps/libpasswords-01130211332ddeb1.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-9e0f5c8a51d23dc1.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-58b1f346be284599.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8523f3fc120018a300a98e6db0d2c0d9d50c3a03ba9f4bd3b2a3814ddbfd2499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8523f3fc120018a300a98e6db0d2c0d9d50c3a03ba9f4bd3b2a3814ddbfd2499", kill_on_drop: false }`
[INFO] [stdout] 8523f3fc120018a300a98e6db0d2c0d9d50c3a03ba9f4bd3b2a3814ddbfd2499