[INFO] cloning repository https://github.com/sinasalek/clipboard_guardian
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sinasalek/clipboard_guardian" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinasalek%2Fclipboard_guardian", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinasalek%2Fclipboard_guardian'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 034df39e37bed2f3eff3eb83eacca408a5f808c9
[INFO] documenting sinasalek/clipboard_guardian against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinasalek%2Fclipboard_guardian" "/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/sinasalek/clipboard_guardian 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 git repo https://github.com/sinasalek/clipboard_guardian
[INFO] finished tweaking git repo https://github.com/sinasalek/clipboard_guardian
[INFO] tweaked toml for git repo https://github.com/sinasalek/clipboard_guardian written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/sinasalek/clipboard_guardian 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] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: unused manifest key: target.x86_64-pc-windows-msvc.rustflags
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winres v0.1.11
[INFO] [stderr]   Downloaded pin-project v0.4.20
[INFO] [stderr]   Downloaded periodic v0.1.1
[INFO] [stderr]   Downloaded confy v0.4.0
[INFO] [stderr]   Downloaded wayland-sys v0.26.6
[INFO] [stderr]   Downloaded wayland-protocols v0.26.6
[INFO] [stderr]   Downloaded iui v0.3.0
[INFO] [stderr]   Downloaded bindgen v0.52.0
[INFO] [stderr]   Downloaded copypasta v0.7.0
[INFO] [stderr]   Downloaded systray v0.4.0
[INFO] [stderr]   Downloaded wayland-client v0.26.6
[INFO] [stderr]   Downloaded x11-clipboard v0.5.1
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.2
[INFO] [stderr]   Downloaded pin-project-internal v0.4.20
[INFO] [stderr]   Downloaded clipboard-master v3.0.0
[INFO] [stderr]   Downloaded libappindicator v0.5.1
[INFO] [stderr]   Downloaded xcursor v0.3.2
[INFO] [stderr]   Downloaded wayland-scanner v0.26.6
[INFO] [stderr]   Downloaded libappindicator-sys v0.4.0
[INFO] [stderr]   Downloaded wayland-cursor v0.26.6
[INFO] [stderr]   Downloaded wayland-commons v0.26.6
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded smithay-clipboard v0.5.0
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.9.1
[INFO] [stderr]   Downloaded ui-sys v0.1.3
[INFO] [stderr]   Downloaded hotkey v0.3.1
[INFO] [stderr]   Downloaded windows-win v2.4.0
[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" "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] 7977b6b7a906c8b5d56cdbfa95ca9a59f8a67234b06abb8ae555e74c6e726eee
[INFO] running `Command { std: "docker" "start" "-a" "7977b6b7a906c8b5d56cdbfa95ca9a59f8a67234b06abb8ae555e74c6e726eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7977b6b7a906c8b5d56cdbfa95ca9a59f8a67234b06abb8ae555e74c6e726eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7977b6b7a906c8b5d56cdbfa95ca9a59f8a67234b06abb8ae555e74c6e726eee", kill_on_drop: false }`
[INFO] [stdout] 7977b6b7a906c8b5d56cdbfa95ca9a59f8a67234b06abb8ae555e74c6e726eee
[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" "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] [stdout] c22bb1634e92ca0575de83734a181457b219a4d5655df2e5ae4df4147152f3d8
[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" "c22bb1634e92ca0575de83734a181457b219a4d5655df2e5ae4df4147152f3d8", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: unused manifest key: target.x86_64-pc-windows-msvc.rustflags
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling clipboard_guardian v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking periodic v0.1.1
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking clipboard-master v3.0.0
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling wayland-scanner v0.26.6
[INFO] [stderr]     Checking wayland-sys v0.26.6
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling ui-sys v0.1.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling wayland-client v0.26.6
[INFO] [stderr]    Compiling wayland-protocols v0.26.6
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking xcursor v0.3.2
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking hotkey v0.3.1
[INFO] [stderr]     Checking wayland-commons v0.26.6
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking wayland-cursor v0.26.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.20
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking iui v0.3.0
[INFO] [stderr]     Checking x11-clipboard v0.5.1
[INFO] [stderr]     Checking pin-project v0.4.20
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking smithay-client-toolkit v0.9.1
[INFO] [stderr]    Compiling libappindicator-sys v0.4.0
[INFO] [stderr]     Checking smithay-clipboard v0.5.0
[INFO] [stderr]     Checking copypasta v0.7.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking glib v0.9.3
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking confy v0.4.0
[INFO] [stderr]     Checking libappindicator v0.5.1
[INFO] [stderr]     Checking systray v0.4.0
[INFO] [stderr]  Documenting clipboard_guardian v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `clipboard_master::Master`, `clipboard_master::ClipboardHandler`, `clipboard_master::CallbackResult`
[INFO] [stdout]  --> src/clipboard.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clipboard_master::{Master, ClipboardHandler, CallbackResult};
[INFO] [stdout]   |                        ^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^ no `CallbackResult` in the root
[INFO] [stdout]   |                        |       |
[INFO] [stdout]   |                        |       no `ClipboardHandler` in the root
[INFO] [stdout]   |                        no `Master` in the root
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `clipboard_guardian`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name clipboard_guardian 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 clipboard_master=/opt/rustwide/target/debug/deps/libclipboard_master-7b5c7b7d9428a2ce.rmeta --extern confy=/opt/rustwide/target/debug/deps/libconfy-274c2c148a6b10ef.rmeta --extern copypasta=/opt/rustwide/target/debug/deps/libcopypasta-e2d0af0aa4465daf.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-7db7e12d77cbb462.rmeta --extern exitcode=/opt/rustwide/target/debug/deps/libexitcode-2ed41d16722122b1.rmeta --extern hotkey=/opt/rustwide/target/debug/deps/libhotkey-c97f03ace9fde07d.rmeta --extern iui=/opt/rustwide/target/debug/deps/libiui-5f3a7acf3dd93404.rmeta --extern periodic=/opt/rustwide/target/debug/deps/libperiodic-37c8065727c6ea66.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-857e5b180f9ebacf.rmeta --extern systray=/opt/rustwide/target/debug/deps/libsystray-c03c5fc87e19747a.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "c22bb1634e92ca0575de83734a181457b219a4d5655df2e5ae4df4147152f3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c22bb1634e92ca0575de83734a181457b219a4d5655df2e5ae4df4147152f3d8", kill_on_drop: false }`
[INFO] [stdout] c22bb1634e92ca0575de83734a181457b219a4d5655df2e5ae4df4147152f3d8