[INFO] fetching crate pwasm-abi-derive 0.2.3...
[INFO] documenting pwasm-abi-derive-0.2.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate pwasm-abi-derive 0.2.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pwasm-abi-derive 0.2.3 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 pwasm-abi-derive 0.2.3
[INFO] finished tweaking crates.io crate pwasm-abi-derive 0.2.3
[INFO] tweaked toml for crates.io crate pwasm-abi-derive 0.2.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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]     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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cd09e52458a0597278cdec19014eec0f243b4989f9b1b6984a4b6ffc61de3a9
[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" "9cd09e52458a0597278cdec19014eec0f243b4989f9b1b6984a4b6ffc61de3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cd09e52458a0597278cdec19014eec0f243b4989f9b1b6984a4b6ffc61de3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cd09e52458a0597278cdec19014eec0f243b4989f9b1b6984a4b6ffc61de3a9", kill_on_drop: false }`
[INFO] [stdout] 9cd09e52458a0597278cdec19014eec0f243b4989f9b1b6984a4b6ffc61de3a9
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb827ba9010db719e7ee5f83d0d0d0929409ed03733fbfc11b149fb6bd405c83
[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" "cb827ba9010db719e7ee5f83d0d0d0929409ed03733fbfc11b149fb6bd405c83", kill_on_drop: false }`
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]  Documenting pwasm-abi-derive v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `tiny_keccak::Keccak`
[INFO] [stdout]  --> src/utils.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tiny_keccak::Keccak;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ no `Keccak` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `pwasm-abi-derive`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type proc-macro --crate-name pwasm_abi_derive src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-97d2a27d207340c7.rmeta --extern fixed_hash=/opt/rustwide/target/debug/deps/libfixed_hash-c0e0dfd7e844fbdf.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e2b55f3fa9b89984.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-252ac74022158045.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-ec5e695d7e4b5284.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-e14ca5de376ec3cc.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c4ec997ff5337c19.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-fdd13fd9bb29b5a4.rmeta --extern tiny_keccak=/opt/rustwide/target/debug/deps/libtiny_keccak-d6eb3dabfb96ad8e.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.2.3` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "cb827ba9010db719e7ee5f83d0d0d0929409ed03733fbfc11b149fb6bd405c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb827ba9010db719e7ee5f83d0d0d0929409ed03733fbfc11b149fb6bd405c83", kill_on_drop: false }`
[INFO] [stdout] cb827ba9010db719e7ee5f83d0d0d0929409ed03733fbfc11b149fb6bd405c83