[INFO] fetching crate jwtvault 0.7.0...
[INFO] documenting jwtvault-0.7.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate jwtvault 0.7.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate jwtvault 0.7.0 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 jwtvault 0.7.0
[INFO] finished tweaking crates.io crate jwtvault 0.7.0
[INFO] tweaked toml for crates.io crate jwtvault 0.7.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6c218a424cac84c00d9f673098b34c0ba633f4a708ca8fdd8bf91afee49c697e
[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" "6c218a424cac84c00d9f673098b34c0ba633f4a708ca8fdd8bf91afee49c697e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c218a424cac84c00d9f673098b34c0ba633f4a708ca8fdd8bf91afee49c697e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c218a424cac84c00d9f673098b34c0ba633f4a708ca8fdd8bf91afee49c697e", kill_on_drop: false }`
[INFO] [stdout] 6c218a424cac84c00d9f673098b34c0ba633f4a708ca8fdd8bf91afee49c697e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 3b9b749c4e8257d9f0d40e92948d8fd7a08ff2ec995c056cf30fb71d9a542fb9
[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" "3b9b749c4e8257d9f0d40e92948d8fd7a08ff2ec995c056cf30fb71d9a542fb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bindgen v0.48.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling jwtvault v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking pem v0.8.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]     Checking jsonwebtoken v7.2.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]    Compiling argonautica v0.2.0
[INFO] [stderr]  Documenting jwtvault v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.00s
[INFO] running `Command { std: "docker" "inspect" "3b9b749c4e8257d9f0d40e92948d8fd7a08ff2ec995c056cf30fb71d9a542fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b9b749c4e8257d9f0d40e92948d8fd7a08ff2ec995c056cf30fb71d9a542fb9", kill_on_drop: false }`
[INFO] [stdout] 3b9b749c4e8257d9f0d40e92948d8fd7a08ff2ec995c056cf30fb71d9a542fb9