[INFO] fetching crate wascc-host 0.11.0...
[INFO] documenting wascc-host-0.11.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate wascc-host 0.11.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wascc-host 0.11.0 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 wascc-host 0.11.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate wascc-host 0.11.0
[INFO] tweaked toml for crates.io crate wascc-host 0.11.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate wascc-host 0.11.0 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 wapc v0.8.1
[INFO] [stderr]   Downloaded zstd-safe v2.0.4+zstd.1.4.5
[INFO] [stderr]   Downloaded zstd v0.5.2+zstd.1.4.5
[INFO] [stderr]   Downloaded wat v1.0.19
[INFO] [stderr]   Downloaded wast v11.0.0
[INFO] [stderr]   Downloaded zstd-sys v1.4.16+zstd.1.4.5
[INFO] [stderr]   Downloaded nats v0.7.1
[INFO] [stderr]   Downloaded wast v18.0.0
[INFO] [stderr]   Downloaded event-listener v2.0.1
[INFO] [stderr]   Downloaded base64-url v1.4.6
[INFO] [stderr]   Downloaded gantry-protocol v0.0.6
[INFO] [stderr]   Downloaded wascap v0.5.0
[INFO] [stderr]   Downloaded latticeclient v0.0.2
[INFO] [stderr]   Downloaded gantryclient v0.0.7
[INFO] [stderr]   Downloaded witx v0.8.5
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28616b98966519ba41048e984397b15936576f6080631061708323b857cb9fd4
[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" "28616b98966519ba41048e984397b15936576f6080631061708323b857cb9fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28616b98966519ba41048e984397b15936576f6080631061708323b857cb9fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28616b98966519ba41048e984397b15936576f6080631061708323b857cb9fd4", kill_on_drop: false }`
[INFO] [stdout] 28616b98966519ba41048e984397b15936576f6080631061708323b857cb9fd4
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0324115e654aa84b124aeb967369fb864ff98b059ebf630db8c694fc88b556e
[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" "c0324115e654aa84b124aeb967369fb864ff98b059ebf630db8c694fc88b556e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling wasmtime-environ v0.19.0
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]    Compiling wasi-common v0.19.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling wasmtime-wasi v0.19.1
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]     Checking subtle-encoding v0.4.1
[INFO] [stderr]     Checking wast v11.0.0
[INFO] [stderr]     Checking wast v18.0.0
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking signature v1.0.0-pre.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]     Checking ed25519 v1.0.0-pre.1
[INFO] [stderr]     Checking signatory v0.18.1
[INFO] [stderr]     Checking nuid v0.2.1
[INFO] [stderr]     Checking chrono-humanize v0.0.11
[INFO] [stderr]    Compiling zstd-sys v1.4.16+zstd.1.4.5
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling wasmtime-runtime v0.19.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking wat v1.0.19
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]     Checking signatory-dalek v0.18.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.8
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking cranelift-entity v0.66.0
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking rmp-serde v0.14.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking zstd-safe v2.0.4+zstd.1.4.5
[INFO] [stderr]     Checking zstd v0.5.2+zstd.1.4.5
[INFO] [stderr]     Checking cranelift-bforest v0.66.0
[INFO] [stderr]     Checking regalloc v0.0.27
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking witx v0.8.5
[INFO] [stderr]     Checking tracing v0.1.15
[INFO] [stderr]     Checking yanix v0.19.0
[INFO] [stderr]     Checking nkeys v0.0.9
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking file-per-thread-logger v0.1.3
[INFO] [stderr]     Checking wascc-codec v0.7.2
[INFO] [stderr]     Checking wascap v0.5.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.66.0
[INFO] [stderr]    Compiling wiggle-generate v0.19.0
[INFO] [stderr]    Compiling wig v0.19.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling wiggle-macro v0.19.0
[INFO] [stderr]    Compiling wasmtime-wiggle-macro v0.19.1
[INFO] [stderr]     Checking wiggle v0.19.0
[INFO] [stderr]    Compiling cranelift-codegen v0.66.0
[INFO] [stderr]     Checking cranelift-frontend v0.66.0
[INFO] [stderr]     Checking cranelift-native v0.66.0
[INFO] [stderr]     Checking cranelift-wasm v0.66.0
[INFO] [stderr]     Checking wasmtime-debug v0.19.0
[INFO] [stderr]     Checking wasmtime-profiling v0.19.0
[INFO] [stderr]     Checking wasmtime-obj v0.19.0
[INFO] [stderr]     Checking wasmtime-jit v0.19.0
[INFO] [stderr]     Checking wasmtime v0.19.0
[INFO] [stderr]     Checking wasmtime-wiggle v0.19.0
[INFO] [stderr]     Checking wapc v0.8.1
[INFO] [stderr]  Documenting wascc-host v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "c0324115e654aa84b124aeb967369fb864ff98b059ebf630db8c694fc88b556e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0324115e654aa84b124aeb967369fb864ff98b059ebf630db8c694fc88b556e", kill_on_drop: false }`
[INFO] [stdout] c0324115e654aa84b124aeb967369fb864ff98b059ebf630db8c694fc88b556e