[INFO] cloning repository https://github.com/pkunk/wrclip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pkunk/wrclip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkunk%2Fwrclip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkunk%2Fwrclip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c164992a236a05290daa723104bdd1cc5b50c0d
[INFO] documenting pkunk/wrclip 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%2Fpkunk%2Fwrclip" "/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/pkunk/wrclip 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/pkunk/wrclip
[INFO] finished tweaking git repo https://github.com/pkunk/wrclip
[INFO] tweaked toml for git repo https://github.com/pkunk/wrclip written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/pkunk/wrclip 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 wayland-commons v0.26.6
[INFO] [stderr]   Downloaded wayland-sys v0.26.6
[INFO] [stderr]   Downloaded wayland-client v0.26.6
[INFO] [stderr]   Downloaded wayland-protocols v0.26.6
[INFO] [stderr]   Downloaded wayland-scanner v0.26.6
[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] [stdout] f3995db56ed581cdc3343f564a7788a4e1d9dee7ed2a9d1f0d469e54dc14c020
[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" "f3995db56ed581cdc3343f564a7788a4e1d9dee7ed2a9d1f0d469e54dc14c020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3995db56ed581cdc3343f564a7788a4e1d9dee7ed2a9d1f0d469e54dc14c020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3995db56ed581cdc3343f564a7788a4e1d9dee7ed2a9d1f0d469e54dc14c020", kill_on_drop: false }`
[INFO] [stdout] f3995db56ed581cdc3343f564a7788a4e1d9dee7ed2a9d1f0d469e54dc14c020
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f722cb900b1c18290a6ba7845e482d706e3d3f1766a9e11087de78c9d1f2a89f
[INFO] running `Command { std: "docker" "start" "-a" "f722cb900b1c18290a6ba7845e482d706e3d3f1766a9e11087de78c9d1f2a89f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking wayland-sys v0.26.6
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling wayland-scanner v0.26.6
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling wayland-client v0.26.6
[INFO] [stderr]    Compiling wayland-protocols v0.26.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling gumdrop_derive v0.8.0
[INFO] [stderr]     Checking wayland-commons v0.26.6
[INFO] [stderr]     Checking gumdrop v0.8.0
[INFO] [stderr]  Documenting wrclip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.14s
[INFO] running `Command { std: "docker" "inspect" "f722cb900b1c18290a6ba7845e482d706e3d3f1766a9e11087de78c9d1f2a89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f722cb900b1c18290a6ba7845e482d706e3d3f1766a9e11087de78c9d1f2a89f", kill_on_drop: false }`
[INFO] [stdout] f722cb900b1c18290a6ba7845e482d706e3d3f1766a9e11087de78c9d1f2a89f