[INFO] cloning repository https://github.com/willglynn/pdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/willglynn/pdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillglynn%2Fpdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillglynn%2Fpdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cecc2cc99d36eac1fbe0bd5ca8d2118ac7fcdb16
[INFO] documenting willglynn/pdb against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillglynn%2Fpdb" "/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/willglynn/pdb on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/willglynn/pdb
[INFO] finished tweaking git repo https://github.com/willglynn/pdb
[INFO] tweaked toml for git repo https://github.com/willglynn/pdb written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/willglynn/pdb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c55d639038bac574dedf643a1bfd85cbc267feb7879b8c14e4a335ff275ba16a
[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" "c55d639038bac574dedf643a1bfd85cbc267feb7879b8c14e4a335ff275ba16a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c55d639038bac574dedf643a1bfd85cbc267feb7879b8c14e4a335ff275ba16a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c55d639038bac574dedf643a1bfd85cbc267feb7879b8c14e4a335ff275ba16a", kill_on_drop: false }`
[INFO] [stdout] c55d639038bac574dedf643a1bfd85cbc267feb7879b8c14e4a335ff275ba16a
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 375f2b63e1c9a12ee965487adb962a6651760136dd4489187ee54fb009e6cb47
[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" "375f2b63e1c9a12ee965487adb962a6651760136dd4489187ee54fb009e6cb47", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]  Documenting pdb v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.05s
[INFO] running `Command { std: "docker" "inspect" "375f2b63e1c9a12ee965487adb962a6651760136dd4489187ee54fb009e6cb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "375f2b63e1c9a12ee965487adb962a6651760136dd4489187ee54fb009e6cb47", kill_on_drop: false }`
[INFO] [stdout] 375f2b63e1c9a12ee965487adb962a6651760136dd4489187ee54fb009e6cb47