[INFO] cloning repository https://github.com/suhr/xephys
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suhr/xephys" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhr%2Fxephys", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhr%2Fxephys'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c180e1f591342246913c3ea6e26c7cd3aa748f48
[INFO] documenting suhr/xephys 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%2Fsuhr%2Fxephys" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/suhr/xephys 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/suhr/xephys
[INFO] finished tweaking git repo https://github.com/suhr/xephys
[INFO] tweaked toml for git repo https://github.com/suhr/xephys written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/suhr/xephys 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]     Updating git repository `https://github.com/diaschisma/miosc.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 828e4e520bdf99f77855737c106631b5b0e83423e27b652c6b92b2176f969b30
[INFO] running `Command { std: "docker" "start" "-a" "828e4e520bdf99f77855737c106631b5b0e83423e27b652c6b92b2176f969b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "828e4e520bdf99f77855737c106631b5b0e83423e27b652c6b92b2176f969b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "828e4e520bdf99f77855737c106631b5b0e83423e27b652c6b92b2176f969b30", kill_on_drop: false }`
[INFO] [stdout] 828e4e520bdf99f77855737c106631b5b0e83423e27b652c6b92b2176f969b30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 78535d25194878d8d6b2159e0cb63630135e33f963547c07189ff7c54e6d72cb
[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" "78535d25194878d8d6b2159e0cb63630135e33f963547c07189ff7c54e6d72cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]     Checking rosc v0.1.6
[INFO] [stderr]     Checking miosc v0.1.0 (https://github.com/diaschisma/miosc.git#b1ed9a6d)
[INFO] [stderr]     Checking jack-sys v0.2.0
[INFO] [stderr]     Checking jack v0.6.2
[INFO] [stderr]  Documenting xephys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "78535d25194878d8d6b2159e0cb63630135e33f963547c07189ff7c54e6d72cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78535d25194878d8d6b2159e0cb63630135e33f963547c07189ff7c54e6d72cb", kill_on_drop: false }`
[INFO] [stdout] 78535d25194878d8d6b2159e0cb63630135e33f963547c07189ff7c54e6d72cb