[INFO] fetching crate substrate-wasmtime-runtime 0.16.0-threadsafe.4...
[INFO] documenting substrate-wasmtime-runtime-0.16.0-threadsafe.4 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate substrate-wasmtime-runtime 0.16.0-threadsafe.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate substrate-wasmtime-runtime 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-runtime 0.16.0-threadsafe.4
[INFO] finished tweaking crates.io crate substrate-wasmtime-runtime 0.16.0-threadsafe.4
[INFO] tweaked toml for crates.io crate substrate-wasmtime-runtime 0.16.0-threadsafe.4 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded more-asserts v0.2.1
[INFO] [stderr]   Downloaded file-per-thread-logger v0.1.4
[INFO] [stderr]   Downloaded wasmparser v0.51.4
[INFO] [stderr]   Downloaded cranelift-wasm v0.63.0
[INFO] [stderr]   Downloaded wasmtime-environ v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f1fb0a3e8ee9e4e09d04f8d6dddc6784407f9d4ed8d851c9904118dcee50adfe
[INFO] running `Command { std: "docker" "start" "-a" "f1fb0a3e8ee9e4e09d04f8d6dddc6784407f9d4ed8d851c9904118dcee50adfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1fb0a3e8ee9e4e09d04f8d6dddc6784407f9d4ed8d851c9904118dcee50adfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1fb0a3e8ee9e4e09d04f8d6dddc6784407f9d4ed8d851c9904118dcee50adfe", kill_on_drop: false }`
[INFO] [stdout] f1fb0a3e8ee9e4e09d04f8d6dddc6784407f9d4ed8d851c9904118dcee50adfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] df160bfe6010b4169c65fabe80f53f827442d323c8b0f798a8e94cb2a8dcac18
[INFO] running `Command { std: "docker" "start" "-a" "df160bfe6010b4169c65fabe80f53f827442d323c8b0f798a8e94cb2a8dcac18", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.63.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[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 errno v0.2.6
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking regalloc v0.0.21
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking gimli v0.20.0
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking rayon v1.4.1
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking file-per-thread-logger v0.1.4
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling substrate-wasmtime-runtime v0.16.0-threadsafe.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thiserror v1.0.21
[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 cranelift-bforest v0.63.0
[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-wasm v0.63.0
[INFO] [stderr]  Documenting substrate-wasmtime-runtime 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" "df160bfe6010b4169c65fabe80f53f827442d323c8b0f798a8e94cb2a8dcac18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df160bfe6010b4169c65fabe80f53f827442d323c8b0f798a8e94cb2a8dcac18", kill_on_drop: false }`
[INFO] [stdout] df160bfe6010b4169c65fabe80f53f827442d323c8b0f798a8e94cb2a8dcac18
