[INFO] cloning repository https://github.com/fwcd/SC18-RustClient
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fwcd/SC18-RustClient" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffwcd%2FSC18-RustClient", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffwcd%2FSC18-RustClient'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c763d61e0f50783c552b8f6180a361a1d6058817
[INFO] documenting fwcd/SC18-RustClient 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%2Ffwcd%2FSC18-RustClient" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fwcd/SC18-RustClient 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/fwcd/SC18-RustClient
[INFO] finished tweaking git repo https://github.com/fwcd/SC18-RustClient
[INFO] tweaked toml for git repo https://github.com/fwcd/SC18-RustClient written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/fwcd/SC18-RustClient 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 92fe98524e339cbcc74eb1f6c2ecaf5e247824e7c60e42cfe0dced1f1b0e6ea4
[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" "92fe98524e339cbcc74eb1f6c2ecaf5e247824e7c60e42cfe0dced1f1b0e6ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92fe98524e339cbcc74eb1f6c2ecaf5e247824e7c60e42cfe0dced1f1b0e6ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92fe98524e339cbcc74eb1f6c2ecaf5e247824e7c60e42cfe0dced1f1b0e6ea4", kill_on_drop: false }`
[INFO] [stdout] 92fe98524e339cbcc74eb1f6c2ecaf5e247824e7c60e42cfe0dced1f1b0e6ea4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 172521c175f1efa860c7624e965cfaee473be4b155dd0805ff2ce9c60997fe3a
[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" "172521c175f1efa860c7624e965cfaee473be4b155dd0805ff2ce9c60997fe3a", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]  Documenting sc18_rustclient v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "172521c175f1efa860c7624e965cfaee473be4b155dd0805ff2ce9c60997fe3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "172521c175f1efa860c7624e965cfaee473be4b155dd0805ff2ce9c60997fe3a", kill_on_drop: false }`
[INFO] [stdout] 172521c175f1efa860c7624e965cfaee473be4b155dd0805ff2ce9c60997fe3a