[INFO] fetching crate scaffold 0.2.0...
[INFO] documenting scaffold-0.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate scaffold 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate scaffold 0.2.0 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 crates.io crate scaffold 0.2.0
[INFO] finished tweaking crates.io crate scaffold 0.2.0
[INFO] tweaked toml for crates.io crate scaffold 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate scaffold 0.2.0 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 00c833aa3b4ed83f2044019b96a2a29676ec9faa41b5059b67a82b0a0a27bb2f
[INFO] running `Command { std: "docker" "start" "-a" "00c833aa3b4ed83f2044019b96a2a29676ec9faa41b5059b67a82b0a0a27bb2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00c833aa3b4ed83f2044019b96a2a29676ec9faa41b5059b67a82b0a0a27bb2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00c833aa3b4ed83f2044019b96a2a29676ec9faa41b5059b67a82b0a0a27bb2f", kill_on_drop: false }`
[INFO] [stdout] 00c833aa3b4ed83f2044019b96a2a29676ec9faa41b5059b67a82b0a0a27bb2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 8ddccecc3f61ab96149ef9fd2cf21766d049dff26d43d6dfa197549d2f85a32e
[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" "8ddccecc3f61ab96149ef9fd2cf21766d049dff26d43d6dfa197549d2f85a32e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking shellexpand v1.0.0
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]     Checking rpassword v2.1.0
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking quest v0.3.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling structopt-derive v0.3.4
[INFO] [stderr]     Checking structopt v0.3.4
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]  Documenting scaffold v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.60s
[INFO] running `Command { std: "docker" "inspect" "8ddccecc3f61ab96149ef9fd2cf21766d049dff26d43d6dfa197549d2f85a32e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ddccecc3f61ab96149ef9fd2cf21766d049dff26d43d6dfa197549d2f85a32e", kill_on_drop: false }`
[INFO] [stdout] 8ddccecc3f61ab96149ef9fd2cf21766d049dff26d43d6dfa197549d2f85a32e