[INFO] fetching crate biscuit-auth 0.5.2...
[INFO] documenting biscuit-auth-0.5.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate biscuit-auth 0.5.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate biscuit-auth 0.5.2 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 biscuit-auth 0.5.2
[INFO] finished tweaking crates.io crate biscuit-auth 0.5.2
[INFO] tweaked toml for crates.io crate biscuit-auth 0.5.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate biscuit-auth 0.5.2 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-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] 221317b78cb7d5302d25876a618c82cdebf20db145e233160d707384782ab078
[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" "221317b78cb7d5302d25876a618c82cdebf20db145e233160d707384782ab078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "221317b78cb7d5302d25876a618c82cdebf20db145e233160d707384782ab078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "221317b78cb7d5302d25876a618c82cdebf20db145e233160d707384782ab078", kill_on_drop: false }`
[INFO] [stdout] 221317b78cb7d5302d25876a618c82cdebf20db145e233160d707384782ab078
[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] 2c47c2faf72c565b1ecb320db1432be7ca97c04354e58ec1f88c4a7a48cc0d19
[INFO] running `Command { std: "docker" "start" "-a" "2c47c2faf72c565b1ecb320db1432be7ca97c04354e58ec1f88c4a7a48cc0d19", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling biscuit-auth v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]     Checking prost v0.6.1
[INFO] [stderr]     Checking prost-types v0.6.1
[INFO] [stderr]  Documenting biscuit-auth v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.63s
[INFO] running `Command { std: "docker" "inspect" "2c47c2faf72c565b1ecb320db1432be7ca97c04354e58ec1f88c4a7a48cc0d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c47c2faf72c565b1ecb320db1432be7ca97c04354e58ec1f88c4a7a48cc0d19", kill_on_drop: false }`
[INFO] [stdout] 2c47c2faf72c565b1ecb320db1432be7ca97c04354e58ec1f88c4a7a48cc0d19