[INFO] fetching crate lockjaw_processor 0.1.0...
[INFO] documenting lockjaw_processor-0.1.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate lockjaw_processor 0.1.0 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate lockjaw_processor 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lockjaw_processor 0.1.0
[INFO] finished tweaking crates.io crate lockjaw_processor 0.1.0
[INFO] tweaked toml for crates.io crate lockjaw_processor 0.1.0 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a644288dde12ba78d81267d45b81e629afe7b37aadd92f2057889b8f6d8f04c
[INFO] running `Command { std: "docker" "start" "-a" "0a644288dde12ba78d81267d45b81e629afe7b37aadd92f2057889b8f6d8f04c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a644288dde12ba78d81267d45b81e629afe7b37aadd92f2057889b8f6d8f04c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a644288dde12ba78d81267d45b81e629afe7b37aadd92f2057889b8f6d8f04c", kill_on_drop: false }`
[INFO] [stdout] 0a644288dde12ba78d81267d45b81e629afe7b37aadd92f2057889b8f6d8f04c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0062172567bc222374a644f455df3b78875a2a15b4b16c6cb7c4fe4a705c5a85
[INFO] running `Command { std: "docker" "start" "-a" "0062172567bc222374a644f455df3b78875a2a15b4b16c6cb7c4fe4a705c5a85", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]    Compiling protobuf v2.25.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]    Compiling lockjaw_processor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting lockjaw_processor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]   --> src/graph.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | use syn::export::Formatter;
[INFO] [stdout]    |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]   --> src/modules.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | use syn::export::ToTokens;
[INFO] [stdout]    |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `lockjaw_processor`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type proc-macro --crate-name lockjaw_processor src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern backtrace=/opt/rustwide/target/debug/deps/libbacktrace-67938a07a5ff988f.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-acd7d23482fe8b54.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-664abb91e2bdc317.rmeta --extern protobuf=/opt/rustwide/target/debug/deps/libprotobuf-604deae4e3090199.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-dc7cbb122f009b6c.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-46bf5b535d6b6b09.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-63f4f0fb77efda36.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.1.0 --cfg stable` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0062172567bc222374a644f455df3b78875a2a15b4b16c6cb7c4fe4a705c5a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0062172567bc222374a644f455df3b78875a2a15b4b16c6cb7c4fe4a705c5a85", kill_on_drop: false }`
[INFO] [stdout] 0062172567bc222374a644f455df3b78875a2a15b4b16c6cb7c4fe4a705c5a85
