[INFO] fetching crate anterofit 0.2.0...
[INFO] documenting anterofit-0.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate anterofit 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate anterofit 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 anterofit 0.2.0
[INFO] finished tweaking crates.io crate anterofit 0.2.0
[INFO] tweaked toml for crates.io crate anterofit 0.2.0 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parking_lot v0.3.8
[INFO] [stderr]   Downloaded owning_ref v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2eec266dc4dcb05370dd95d3d2dec1a26b7ebf2ab125767fda8ad80f85ecdf43
[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" "2eec266dc4dcb05370dd95d3d2dec1a26b7ebf2ab125767fda8ad80f85ecdf43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2eec266dc4dcb05370dd95d3d2dec1a26b7ebf2ab125767fda8ad80f85ecdf43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eec266dc4dcb05370dd95d3d2dec1a26b7ebf2ab125767fda8ad80f85ecdf43", kill_on_drop: false }`
[INFO] [stdout] 2eec266dc4dcb05370dd95d3d2dec1a26b7ebf2ab125767fda8ad80f85ecdf43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 142badcf6a33ee95e43e13cdca52b2d1651dc73f649759b6632b10ed18c51c94
[INFO] running `Command { std: "docker" "start" "-a" "142badcf6a33ee95e43e13cdca52b2d1651dc73f649759b6632b10ed18c51c94", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking owning_ref v0.2.4
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking xml-rs v0.3.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking parking_lot v0.3.8
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking serde-xml-rs v0.2.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking multipart v0.15.4
[INFO] [stderr]  Documenting anterofit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `Command { std: "docker" "inspect" "142badcf6a33ee95e43e13cdca52b2d1651dc73f649759b6632b10ed18c51c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "142badcf6a33ee95e43e13cdca52b2d1651dc73f649759b6632b10ed18c51c94", kill_on_drop: false }`
[INFO] [stdout] 142badcf6a33ee95e43e13cdca52b2d1651dc73f649759b6632b10ed18c51c94