[INFO] cloning repository https://github.com/AntonHermann/i3barcl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AntonHermann/i3barcl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonHermann%2Fi3barcl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonHermann%2Fi3barcl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c6f7fe7a688fc250cf38d57132b85f28f3bc9ec
[INFO] documenting AntonHermann/i3barcl against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonHermann%2Fi3barcl" "/workspace/builds/worker-112/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-112/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AntonHermann/i3barcl on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AntonHermann/i3barcl
[INFO] finished tweaking git repo https://github.com/AntonHermann/i3barcl
[INFO] tweaked toml for git repo https://github.com/AntonHermann/i3barcl written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] crate git repo https://github.com/AntonHermann/i3barcl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded serde_json v1.0.9
[INFO] [stderr]   Downloaded num-traits v0.1.42
[INFO] [stderr]   Downloaded ncurses v5.91.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6a959c2a4c0d504ea2cd2c4a09a213fbb16ac1ea630f9facc1b819f758b5e00
[INFO] running `Command { std: "docker" "start" "-a" "c6a959c2a4c0d504ea2cd2c4a09a213fbb16ac1ea630f9facc1b819f758b5e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6a959c2a4c0d504ea2cd2c4a09a213fbb16ac1ea630f9facc1b819f758b5e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6a959c2a4c0d504ea2cd2c4a09a213fbb16ac1ea630f9facc1b819f758b5e00", kill_on_drop: false }`
[INFO] [stdout] c6a959c2a4c0d504ea2cd2c4a09a213fbb16ac1ea630f9facc1b819f758b5e00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff63c4934d3c17acdf9b8e54e2b54d488be45e675bd2d8bc7aa569101c085853
[INFO] running `Command { std: "docker" "start" "-a" "ff63c4934d3c17acdf9b8e54e2b54d488be45e675bd2d8bc7aa569101c085853", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking num-traits v0.1.42
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling ncurses v5.91.0
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]  Documenting i3barcl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.20s
[INFO] running `Command { std: "docker" "inspect" "ff63c4934d3c17acdf9b8e54e2b54d488be45e675bd2d8bc7aa569101c085853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff63c4934d3c17acdf9b8e54e2b54d488be45e675bd2d8bc7aa569101c085853", kill_on_drop: false }`
[INFO] [stdout] ff63c4934d3c17acdf9b8e54e2b54d488be45e675bd2d8bc7aa569101c085853