[INFO] fetching crate wgpu-traits 0.0.0...
[INFO] documenting wgpu-traits-0.0.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate wgpu-traits 0.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate wgpu-traits 0.0.0 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 wgpu-traits 0.0.0
[INFO] finished tweaking crates.io crate wgpu-traits 0.0.0
[INFO] tweaked toml for crates.io crate wgpu-traits 0.0.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate wgpu-traits 0.0.0 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b82d2c778cd5d3db4c3ee552ea7bfafe3bbd6deb6530f645fbd837070f7fe4de
[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" "b82d2c778cd5d3db4c3ee552ea7bfafe3bbd6deb6530f645fbd837070f7fe4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b82d2c778cd5d3db4c3ee552ea7bfafe3bbd6deb6530f645fbd837070f7fe4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82d2c778cd5d3db4c3ee552ea7bfafe3bbd6deb6530f645fbd837070f7fe4de", kill_on_drop: false }`
[INFO] [stdout] b82d2c778cd5d3db4c3ee552ea7bfafe3bbd6deb6530f645fbd837070f7fe4de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] f959c1077506058f44337bda498eee18460790ca3a42457681d8cb9ff23a48bd
[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" "f959c1077506058f44337bda498eee18460790ca3a42457681d8cb9ff23a48bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking proc-macro2 v1.0.7
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]     Checking mime_guess v2.0.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking num-rational v0.2.3
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling gltf-derive v0.14.0
[INFO] [stderr]     Checking pin-project v0.4.6
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]     Checking gltf-json v0.14.0
[INFO] [stderr]     Checking gltf v0.14.0
[INFO] [stderr]  Documenting wgpu-traits v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.50s
[INFO] running `Command { std: "docker" "inspect" "f959c1077506058f44337bda498eee18460790ca3a42457681d8cb9ff23a48bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f959c1077506058f44337bda498eee18460790ca3a42457681d8cb9ff23a48bd", kill_on_drop: false }`
[INFO] [stdout] f959c1077506058f44337bda498eee18460790ca3a42457681d8cb9ff23a48bd