[INFO] cloning repository https://github.com/zweizeichen/chirpy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zweizeichen/chirpy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzweizeichen%2Fchirpy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzweizeichen%2Fchirpy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 94fcb529ccb2550c868be36da2a264fe3bf88924
[INFO] documenting zweizeichen/chirpy 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%2Fzweizeichen%2Fchirpy" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zweizeichen/chirpy 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/zweizeichen/chirpy
[INFO] finished tweaking git repo https://github.com/zweizeichen/chirpy
[INFO] tweaked toml for git repo https://github.com/zweizeichen/chirpy written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/zweizeichen/chirpy 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 coreaudio-sys v0.2.2
[INFO] [stderr]   Downloaded minimp3 v0.3.3
[INFO] [stderr]   Downloaded libm v0.1.4
[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] [stderr]   Downloaded x11-dl v2.18.3
[INFO] [stderr]   Downloaded alsa-sys v0.1.2
[INFO] [stderr]   Downloaded proc-macro2 v0.2.3
[INFO] [stderr]   Downloaded sdl2 v0.32.2
[INFO] [stderr]   Downloaded ogg v0.7.0
[INFO] [stderr]   Downloaded quote v0.4.2
[INFO] [stderr]   Downloaded stdweb v0.1.3
[INFO] [stderr]   Downloaded lewton v0.9.4
[INFO] [stderr]   Downloaded minifb v0.12.0
[INFO] [stderr]   Downloaded slice-deque v0.2.4
[INFO] [stderr]   Downloaded coreaudio-rs v0.9.1
[INFO] [stderr]   Downloaded claxon v0.4.2
[INFO] [stderr]   Downloaded alga v0.9.1
[INFO] [stderr]   Downloaded mach v0.2.3
[INFO] [stderr]   Downloaded nalgebra v0.18.0
[INFO] [stderr]   Downloaded autocfg v0.1.5
[INFO] [stderr]   Downloaded bindgen v0.32.3
[INFO] [stderr]   Downloaded orbclient v0.3.24
[INFO] [stderr]   Downloaded getrandom v0.1.8
[INFO] [stderr]   Downloaded cast v0.2.2
[INFO] [stderr]   Downloaded hound v3.4.0
[INFO] [stderr]   Downloaded matrixmultiply v0.2.2
[INFO] [stderr]   Downloaded minimp3-sys v0.3.1
[INFO] [stderr]   Downloaded cpal v0.8.2
[INFO] [stderr]   Downloaded rodio v0.9.0
[INFO] [stderr]   Downloaded sdl2-sys v0.32.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] aeea4357b11f597e0281abd2ea730693fb17aa1b73c079a55d680ceb4a6a08c2
[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" "aeea4357b11f597e0281abd2ea730693fb17aa1b73c079a55d680ceb4a6a08c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aeea4357b11f597e0281abd2ea730693fb17aa1b73c079a55d680ceb4a6a08c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeea4357b11f597e0281abd2ea730693fb17aa1b73c079a55d680ceb4a6a08c2", kill_on_drop: false }`
[INFO] [stdout] aeea4357b11f597e0281abd2ea730693fb17aa1b73c079a55d680ceb4a6a08c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] ff3f3e35bf73e75af6d350de9e254447a1a995d091eca469e5b6722d45256d9f
[INFO] running `Command { std: "docker" "start" "-a" "ff3f3e35bf73e75af6d350de9e254447a1a995d091eca469e5b6722d45256d9f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling minifb v0.12.0
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking getrandom v0.1.8
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking minimp3 v0.3.3
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]     Checking rodio v0.9.0
[INFO] [stderr]  Documenting chirpy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.14s
[INFO] running `Command { std: "docker" "inspect" "ff3f3e35bf73e75af6d350de9e254447a1a995d091eca469e5b6722d45256d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff3f3e35bf73e75af6d350de9e254447a1a995d091eca469e5b6722d45256d9f", kill_on_drop: false }`
[INFO] [stdout] ff3f3e35bf73e75af6d350de9e254447a1a995d091eca469e5b6722d45256d9f