[INFO] fetching crate sprongen 0.0.2...
[INFO] documenting sprongen-0.0.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate sprongen 0.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sprongen 0.0.2 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 crates.io crate sprongen 0.0.2
[INFO] finished tweaking crates.io crate sprongen 0.0.2
[INFO] tweaked toml for crates.io crate sprongen 0.0.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate sprongen 0.0.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 61d875f7055d68787ce1e0c7f925268ed6440ee4852fdb123d7e1c53407174cb
[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" "61d875f7055d68787ce1e0c7f925268ed6440ee4852fdb123d7e1c53407174cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61d875f7055d68787ce1e0c7f925268ed6440ee4852fdb123d7e1c53407174cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d875f7055d68787ce1e0c7f925268ed6440ee4852fdb123d7e1c53407174cb", kill_on_drop: false }`
[INFO] [stdout] 61d875f7055d68787ce1e0c7f925268ed6440ee4852fdb123d7e1c53407174cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d37b5b38ca2d4433bae89c0e84a4fec7c5379a9dc80b5ad98374f146b801cc5f
[INFO] running `Command { std: "docker" "start" "-a" "d37b5b38ca2d4433bae89c0e84a4fec7c5379a9dc80b5ad98374f146b801cc5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]    Compiling structopt-derive v0.4.0
[INFO] [stderr]     Checking structopt v0.3.7
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]  Documenting sprongen v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.44s
[INFO] running `Command { std: "docker" "inspect" "d37b5b38ca2d4433bae89c0e84a4fec7c5379a9dc80b5ad98374f146b801cc5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37b5b38ca2d4433bae89c0e84a4fec7c5379a9dc80b5ad98374f146b801cc5f", kill_on_drop: false }`
[INFO] [stdout] d37b5b38ca2d4433bae89c0e84a4fec7c5379a9dc80b5ad98374f146b801cc5f