[INFO] fetching crate sendgrid-rs 0.1.1...
[INFO] documenting sendgrid-rs-0.1.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate sendgrid-rs 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sendgrid-rs 0.1.1 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 sendgrid-rs 0.1.1
[INFO] finished tweaking crates.io crate sendgrid-rs 0.1.1
[INFO] tweaked toml for crates.io crate sendgrid-rs 0.1.1 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 174d0ac720895fcdd3eddc84c479c4e70589bb22cb3fd69f262aea11d3f096a5
[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" "174d0ac720895fcdd3eddc84c479c4e70589bb22cb3fd69f262aea11d3f096a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "174d0ac720895fcdd3eddc84c479c4e70589bb22cb3fd69f262aea11d3f096a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "174d0ac720895fcdd3eddc84c479c4e70589bb22cb3fd69f262aea11d3f096a5", kill_on_drop: false }`
[INFO] [stdout] 174d0ac720895fcdd3eddc84c479c4e70589bb22cb3fd69f262aea11d3f096a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 56a68a3ddfae982fa7e2558b33d1319611743c44b9e1c1a365c135ba9f51495b
[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" "56a68a3ddfae982fa7e2558b33d1319611743c44b9e1c1a365c135ba9f51495b", kill_on_drop: false }`
[INFO] [stderr]  Documenting sendgrid-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "56a68a3ddfae982fa7e2558b33d1319611743c44b9e1c1a365c135ba9f51495b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a68a3ddfae982fa7e2558b33d1319611743c44b9e1c1a365c135ba9f51495b", kill_on_drop: false }`
[INFO] [stdout] 56a68a3ddfae982fa7e2558b33d1319611743c44b9e1c1a365c135ba9f51495b