[INFO] fetching crate wasmtime-wast 0.19.0...
[INFO] documenting wasmtime-wast-0.19.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate wasmtime-wast 0.19.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wasmtime-wast 0.19.0 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 wasmtime-wast 0.19.0
[INFO] finished tweaking crates.io crate wasmtime-wast 0.19.0
[INFO] tweaked toml for crates.io crate wasmtime-wast 0.19.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 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] bf6ed7591423b9a9e85da2d692fe7add5dca4cfee7f16d289935307978aa3403
[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" "bf6ed7591423b9a9e85da2d692fe7add5dca4cfee7f16d289935307978aa3403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf6ed7591423b9a9e85da2d692fe7add5dca4cfee7f16d289935307978aa3403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6ed7591423b9a9e85da2d692fe7add5dca4cfee7f16d289935307978aa3403", kill_on_drop: false }`
[INFO] [stdout] bf6ed7591423b9a9e85da2d692fe7add5dca4cfee7f16d289935307978aa3403
[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] 0bbf1fdb5c6381900db7f06294b255322cc96583cc57941e28f5d7e74766af35
[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" "0bbf1fdb5c6381900db7f06294b255322cc96583cc57941e28f5d7e74766af35", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.66.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling wasmtime-environ v0.19.0
[INFO] [stderr]     Checking wasmparser v0.59.0
[INFO] [stderr]     Checking wasmparser v0.57.0
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]     Checking wast v21.0.0
[INFO] [stderr]     Checking regalloc v0.0.27
[INFO] [stderr]    Compiling cranelift-entity v0.66.0
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling wasmtime-runtime v0.19.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]     Checking indexmap v1.5.2
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking file-per-thread-logger v0.1.4
[INFO] [stderr]     Checking cranelift-bforest v0.66.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.66.0
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling cranelift-codegen v0.66.0
[INFO] [stderr]     Checking zstd-safe v2.0.5+zstd.1.4.5
[INFO] [stderr]     Checking zstd v0.5.3+zstd.1.4.5
[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-obj v0.19.0
[INFO] [stderr]     Checking wasmtime-profiling v0.19.0
[INFO] [stderr]     Checking wasmtime-jit v0.19.0
[INFO] [stderr]     Checking wasmtime v0.19.0
[INFO] [stderr]  Documenting wasmtime-wast v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 57s
[INFO] running `Command { std: "docker" "inspect" "0bbf1fdb5c6381900db7f06294b255322cc96583cc57941e28f5d7e74766af35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bbf1fdb5c6381900db7f06294b255322cc96583cc57941e28f5d7e74766af35", kill_on_drop: false }`
[INFO] [stdout] 0bbf1fdb5c6381900db7f06294b255322cc96583cc57941e28f5d7e74766af35