[INFO] fetching crate wasmer-wasi 1.0.0-alpha01.0...
[INFO] documenting wasmer-wasi-1.0.0-alpha01.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate wasmer-wasi 1.0.0-alpha01.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wasmer-wasi 1.0.0-alpha01.0 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 wasmer-wasi 1.0.0-alpha01.0
[INFO] finished tweaking crates.io crate wasmer-wasi 1.0.0-alpha01.0
[INFO] tweaked toml for crates.io crate wasmer-wasi 1.0.0-alpha01.0 written to /workspace/builds/worker-7/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] 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 36b338a245274877b7ad75a916b71ea8a7ca5b78b8a2b77b23148fd5d157bde4
[INFO] running `Command { std: "docker" "start" "-a" "36b338a245274877b7ad75a916b71ea8a7ca5b78b8a2b77b23148fd5d157bde4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36b338a245274877b7ad75a916b71ea8a7ca5b78b8a2b77b23148fd5d157bde4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b338a245274877b7ad75a916b71ea8a7ca5b78b8a2b77b23148fd5d157bde4", kill_on_drop: false }`
[INFO] [stdout] 36b338a245274877b7ad75a916b71ea8a7ca5b78b8a2b77b23148fd5d157bde4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d3e7b9d0b22702c2d645f0b7b03bfc65c8def6e79e4ace6a5e62920020db90e1
[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" "d3e7b9d0b22702c2d645f0b7b03bfc65c8def6e79e4ace6a5e62920020db90e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]    Compiling wasmer-vm v1.0.0-alpha01.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling inventory-impl v0.1.8
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.15
[INFO] [stderr]    Compiling typetag-impl v0.1.5
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]    Compiling enumset_derive v0.5.0
[INFO] [stderr]     Checking inventory v0.1.8
[INFO] [stderr]     Checking enumset v1.0.1
[INFO] [stderr]     Checking cranelift-entity v0.65.0
[INFO] [stderr]     Checking indexmap v1.5.2
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking wasmer-types v1.0.0-alpha01.0
[INFO] [stderr]     Checking typetag v0.1.5
[INFO] [stderr]     Checking wasmer-compiler v1.0.0-alpha01.0
[INFO] [stderr]     Checking wasmer-engine v1.0.0-alpha01.0
[INFO] [stderr]     Checking wasmer v1.0.0-alpha01.0
[INFO] [stderr]  Documenting wasmer-wasi v1.0.0-alpha01.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.11s
[INFO] running `Command { std: "docker" "inspect" "d3e7b9d0b22702c2d645f0b7b03bfc65c8def6e79e4ace6a5e62920020db90e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e7b9d0b22702c2d645f0b7b03bfc65c8def6e79e4ace6a5e62920020db90e1", kill_on_drop: false }`
[INFO] [stdout] d3e7b9d0b22702c2d645f0b7b03bfc65c8def6e79e4ace6a5e62920020db90e1