[INFO] fetching crate reasonable 0.1.6...
[INFO] documenting reasonable-0.1.6 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate reasonable 0.1.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate reasonable 0.1.6 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 reasonable 0.1.6
[INFO] finished tweaking crates.io crate reasonable 0.1.6
[INFO] tweaked toml for crates.io crate reasonable 0.1.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate reasonable 0.1.6 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 12833507f5be2d0dc6137c37d75ac8c7a43a29e364e193d64973a5919e04b96c
[INFO] running `Command { std: "docker" "start" "-a" "12833507f5be2d0dc6137c37d75ac8c7a43a29e364e193d64973a5919e04b96c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12833507f5be2d0dc6137c37d75ac8c7a43a29e364e193d64973a5919e04b96c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12833507f5be2d0dc6137c37d75ac8c7a43a29e364e193d64973a5919e04b96c", kill_on_drop: false }`
[INFO] [stdout] 12833507f5be2d0dc6137c37d75ac8c7a43a29e364e193d64973a5919e04b96c
[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] [stdout] 6d88d499c6d9bd9c9f70a12cdc813597cada86086a6b7b3957c3e7de54b33fcb
[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" "6d88d499c6d9bd9c9f70a12cdc813597cada86086a6b7b3957c3e7de54b33fcb", kill_on_drop: false }`
[INFO] [stderr]     Checking seahash v3.0.6
[INFO] [stderr]     Checking disjoint-sets v0.4.2
[INFO] [stderr]     Checking rdf v0.1.4
[INFO] [stderr]     Checking datafrog v2.0.1
[INFO] [stderr]    Compiling fasthash-sys v0.3.2
[INFO] [stderr]     Checking roaring v0.5.2
[INFO] [stderr]     Checking memchr v2.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking xoroshiro128 v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking fasthash v0.4.0
[INFO] [stderr]  Documenting reasonable v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.57s
[INFO] running `Command { std: "docker" "inspect" "6d88d499c6d9bd9c9f70a12cdc813597cada86086a6b7b3957c3e7de54b33fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d88d499c6d9bd9c9f70a12cdc813597cada86086a6b7b3957c3e7de54b33fcb", kill_on_drop: false }`
[INFO] [stdout] 6d88d499c6d9bd9c9f70a12cdc813597cada86086a6b7b3957c3e7de54b33fcb