[INFO] fetching crate ktx-async 0.1.1...
[INFO] documenting ktx-async-0.1.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate ktx-async 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ktx-async 0.1.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ktx-async 0.1.1
[INFO] finished tweaking crates.io crate ktx-async 0.1.1
[INFO] tweaked toml for crates.io crate ktx-async 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate ktx-async 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-stream v0.2.0
[INFO] [stderr]   Downloaded dispatch v0.1.4
[INFO] [stderr]   Downloaded glutin v0.22.0-alpha5
[INFO] [stderr]   Downloaded tokio-macros v0.2.1
[INFO] [stderr]   Downloaded tokio v0.2.5
[INFO] [stderr]   Downloaded async-stream-impl v0.2.0
[INFO] [stderr]   Downloaded winit v0.20.0-alpha5
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ff591141f684a6e278e0e4486161170e084943d5cd83739b72aeba4f41d6959
[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" "1ff591141f684a6e278e0e4486161170e084943d5cd83739b72aeba4f41d6959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ff591141f684a6e278e0e4486161170e084943d5cd83739b72aeba4f41d6959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ff591141f684a6e278e0e4486161170e084943d5cd83739b72aeba4f41d6959", kill_on_drop: false }`
[INFO] [stdout] 1ff591141f684a6e278e0e4486161170e084943d5cd83739b72aeba4f41d6959
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 47002baa53d3a3874b951fe182d8db745c0ab28087122d3a68239b795f13066c
[INFO] running `Command { std: "docker" "start" "-a" "47002baa53d3a3874b951fe182d8db745c0ab28087122d3a68239b795f13066c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]    Compiling tokio-macros v0.2.1
[INFO] [stderr]    Compiling async-stream-impl v0.2.0
[INFO] [stderr]     Checking tokio v0.2.5
[INFO] [stderr]     Checking async-stream v0.2.0
[INFO] [stderr]  Documenting ktx-async v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.81s
[INFO] running `Command { std: "docker" "inspect" "47002baa53d3a3874b951fe182d8db745c0ab28087122d3a68239b795f13066c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47002baa53d3a3874b951fe182d8db745c0ab28087122d3a68239b795f13066c", kill_on_drop: false }`
[INFO] [stdout] 47002baa53d3a3874b951fe182d8db745c0ab28087122d3a68239b795f13066c