[INFO] fetching crate portal 0.2.3...
[INFO] documenting portal-0.2.3 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate portal 0.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate portal 0.2.3 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 portal 0.2.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate portal 0.2.3
[INFO] tweaked toml for crates.io crate portal 0.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate portal 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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-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] b1625ea4a55033c33ea813b69c9e2597726e25b082f503af0ee8b5f4889da803
[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" "b1625ea4a55033c33ea813b69c9e2597726e25b082f503af0ee8b5f4889da803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1625ea4a55033c33ea813b69c9e2597726e25b082f503af0ee8b5f4889da803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1625ea4a55033c33ea813b69c9e2597726e25b082f503af0ee8b5f4889da803", kill_on_drop: false }`
[INFO] [stdout] b1625ea4a55033c33ea813b69c9e2597726e25b082f503af0ee8b5f4889da803
[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] f839fe3b2e1b197a5bb6652c49b42c42c9437fd3661f69171100c5057d99c8e5
[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" "f839fe3b2e1b197a5bb6652c49b42c42c9437fd3661f69171100c5057d99c8e5", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking mime_guess v2.0.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking headers v0.3.0
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking tungstenite v0.9.2
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]     Checking pin-project v0.4.6
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]  Documenting portal v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.66s
[INFO] running `Command { std: "docker" "inspect" "f839fe3b2e1b197a5bb6652c49b42c42c9437fd3661f69171100c5057d99c8e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f839fe3b2e1b197a5bb6652c49b42c42c9437fd3661f69171100c5057d99c8e5", kill_on_drop: false }`
[INFO] [stdout] f839fe3b2e1b197a5bb6652c49b42c42c9437fd3661f69171100c5057d99c8e5