[INFO] fetching crate substrate-wasmtime-jit 0.16.0-threadsafe.4...
[INFO] documenting substrate-wasmtime-jit-0.16.0-threadsafe.4 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate substrate-wasmtime-jit 0.16.0-threadsafe.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate substrate-wasmtime-jit 0.16.0-threadsafe.4 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate substrate-wasmtime-jit 0.16.0-threadsafe.4
[INFO] finished tweaking crates.io crate substrate-wasmtime-jit 0.16.0-threadsafe.4
[INFO] tweaked toml for crates.io crate substrate-wasmtime-jit 0.16.0-threadsafe.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6db6bd63b30d2b67fbf4bd0b129a2bc8f4bc81ffc84fb446156bb3bb3f833cca
[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" "6db6bd63b30d2b67fbf4bd0b129a2bc8f4bc81ffc84fb446156bb3bb3f833cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6db6bd63b30d2b67fbf4bd0b129a2bc8f4bc81ffc84fb446156bb3bb3f833cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db6bd63b30d2b67fbf4bd0b129a2bc8f4bc81ffc84fb446156bb3bb3f833cca", kill_on_drop: false }`
[INFO] [stdout] 6db6bd63b30d2b67fbf4bd0b129a2bc8f4bc81ffc84fb446156bb3bb3f833cca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.47.0" "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] eb6dc45e30acb26e8f0f1d38e45e5ad18cc42c7b2adf325be9ac3bd99786be73
[INFO] running `Command { std: "docker" "start" "-a" "eb6dc45e30acb26e8f0f1d38e45e5ad18cc42c7b2adf325be9ac3bd99786be73", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.63.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling wasmtime-environ v0.16.0
[INFO] [stderr]     Checking wasmparser v0.51.4
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking wasmparser v0.52.2
[INFO] [stderr]     Checking anyhow v1.0.33
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]     Checking regalloc v0.0.21
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling scroll_derive v0.10.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking cranelift-entity v0.63.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking string-interner v0.7.1
[INFO] [stderr]     Checking gimli v0.20.0
[INFO] [stderr]     Checking file-per-thread-logger v0.1.4
[INFO] [stderr]     Checking cranelift-bforest v0.63.0
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling substrate-wasmtime-runtime v0.16.0-threadsafe.4
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking goblin v0.1.3
[INFO] [stderr]     Checking faerie v0.15.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.63.0
[INFO] [stderr]    Compiling cranelift-codegen v0.63.0
[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 v0.63.0
[INFO] [stderr]     Checking cranelift-native v0.63.0
[INFO] [stderr]     Checking cranelift-wasm v0.63.0
[INFO] [stderr]     Checking wasmtime-debug v0.16.0
[INFO] [stderr]     Checking substrate-wasmtime-profiling v0.16.0-threadsafe.4
[INFO] [stderr]  Documenting substrate-wasmtime-jit v0.16.0-threadsafe.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 29s
[INFO] running `Command { std: "docker" "inspect" "eb6dc45e30acb26e8f0f1d38e45e5ad18cc42c7b2adf325be9ac3bd99786be73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb6dc45e30acb26e8f0f1d38e45e5ad18cc42c7b2adf325be9ac3bd99786be73", kill_on_drop: false }`
[INFO] [stdout] eb6dc45e30acb26e8f0f1d38e45e5ad18cc42c7b2adf325be9ac3bd99786be73
