[INFO] fetching crate sharp_pencil 0.4.3...
[INFO] documenting sharp_pencil-0.4.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate sharp_pencil 0.4.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sharp_pencil 0.4.3 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 sharp_pencil 0.4.3
[INFO] finished tweaking crates.io crate sharp_pencil 0.4.3
[INFO] tweaked toml for crates.io crate sharp_pencil 0.4.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 52932c34f8f8dc50364928ba5e1d5c2c7d2eec0f89f2acc6057e884f0a235e8b
[INFO] running `Command { std: "docker" "start" "-a" "52932c34f8f8dc50364928ba5e1d5c2c7d2eec0f89f2acc6057e884f0a235e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52932c34f8f8dc50364928ba5e1d5c2c7d2eec0f89f2acc6057e884f0a235e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52932c34f8f8dc50364928ba5e1d5c2c7d2eec0f89f2acc6057e884f0a235e8b", kill_on_drop: false }`
[INFO] [stdout] 52932c34f8f8dc50364928ba5e1d5c2c7d2eec0f89f2acc6057e884f0a235e8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 45d63e11d642c6c50a4c06f58952f1009933fc6a5ddb08ec76bde4091dfbc40f
[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" "45d63e11d642c6c50a4c06f58952f1009933fc6a5ddb08ec76bde4091dfbc40f", kill_on_drop: false }`
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking buf-read-ext v0.3.0
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking mime_multipart v0.5.2
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking formdata v0.12.3
[INFO] [stderr]  Documenting sharp_pencil v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.67s
[INFO] running `Command { std: "docker" "inspect" "45d63e11d642c6c50a4c06f58952f1009933fc6a5ddb08ec76bde4091dfbc40f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45d63e11d642c6c50a4c06f58952f1009933fc6a5ddb08ec76bde4091dfbc40f", kill_on_drop: false }`
[INFO] [stdout] 45d63e11d642c6c50a4c06f58952f1009933fc6a5ddb08ec76bde4091dfbc40f