[INFO] cloning repository https://github.com/MayorMonty/minify_css
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MayorMonty/minify_css" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMayorMonty%2Fminify_css", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMayorMonty%2Fminify_css'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bc35c1a36303572c60512af4f656baca0108baa
[INFO] documenting MayorMonty/minify_css 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%2FMayorMonty%2Fminify_css" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MayorMonty/minify_css 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/MayorMonty/minify_css
[INFO] finished tweaking git repo https://github.com/MayorMonty/minify_css
[INFO] tweaked toml for git repo https://github.com/MayorMonty/minify_css written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/MayorMonty/minify_css 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d7ba27a1b3c263ee34e66dac13393263e57c051c3baa45ae2d0a9fea6a34250d
[INFO] running `Command { std: "docker" "start" "-a" "d7ba27a1b3c263ee34e66dac13393263e57c051c3baa45ae2d0a9fea6a34250d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7ba27a1b3c263ee34e66dac13393263e57c051c3baa45ae2d0a9fea6a34250d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7ba27a1b3c263ee34e66dac13393263e57c051c3baa45ae2d0a9fea6a34250d", kill_on_drop: false }`
[INFO] [stdout] d7ba27a1b3c263ee34e66dac13393263e57c051c3baa45ae2d0a9fea6a34250d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 296f15448008731323db99a5ef870acda05504311bda5cd4704fb4aa57364779
[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" "296f15448008731323db99a5ef870acda05504311bda5cd4704fb4aa57364779", kill_on_drop: false }`
[INFO] [stderr]  Documenting minify_web v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "296f15448008731323db99a5ef870acda05504311bda5cd4704fb4aa57364779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "296f15448008731323db99a5ef870acda05504311bda5cd4704fb4aa57364779", kill_on_drop: false }`
[INFO] [stdout] 296f15448008731323db99a5ef870acda05504311bda5cd4704fb4aa57364779