[INFO] fetching crate idlset 0.1.9...
[INFO] documenting idlset-0.1.9 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate idlset 0.1.9 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate idlset 0.1.9 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 idlset 0.1.9
[INFO] finished tweaking crates.io crate idlset 0.1.9
[INFO] tweaked toml for crates.io crate idlset 0.1.9 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate idlset 0.1.9 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] d0c76ce9d7c90809af6a486775e6d194fdce3a5c78878cbc6bb7763213179771
[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" "d0c76ce9d7c90809af6a486775e6d194fdce3a5c78878cbc6bb7763213179771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0c76ce9d7c90809af6a486775e6d194fdce3a5c78878cbc6bb7763213179771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c76ce9d7c90809af6a486775e6d194fdce3a5c78878cbc6bb7763213179771", kill_on_drop: false }`
[INFO] [stdout] d0c76ce9d7c90809af6a486775e6d194fdce3a5c78878cbc6bb7763213179771
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 1a9970c2ebfb8bea1035c36c2dd7c2366f752c36aa542c3c8fa07703d51107da
[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" "1a9970c2ebfb8bea1035c36c2dd7c2366f752c36aa542c3c8fa07703d51107da", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking idlset v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting idlset v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.23s
[INFO] running `Command { std: "docker" "inspect" "1a9970c2ebfb8bea1035c36c2dd7c2366f752c36aa542c3c8fa07703d51107da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a9970c2ebfb8bea1035c36c2dd7c2366f752c36aa542c3c8fa07703d51107da", kill_on_drop: false }`
[INFO] [stdout] 1a9970c2ebfb8bea1035c36c2dd7c2366f752c36aa542c3c8fa07703d51107da