[INFO] fetching crate panini 0.0.0...
[INFO] documenting panini-0.0.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate panini 0.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate panini 0.0.0 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 panini 0.0.0
[INFO] finished tweaking crates.io crate panini 0.0.0
[INFO] tweaked toml for crates.io crate panini 0.0.0 written to /workspace/builds/worker-10/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 4c6ae8b8094db074882ac063dedc09b090f94a49317855a054eb2e94e6948ce5
[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" "4c6ae8b8094db074882ac063dedc09b090f94a49317855a054eb2e94e6948ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c6ae8b8094db074882ac063dedc09b090f94a49317855a054eb2e94e6948ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6ae8b8094db074882ac063dedc09b090f94a49317855a054eb2e94e6948ce5", kill_on_drop: false }`
[INFO] [stdout] 4c6ae8b8094db074882ac063dedc09b090f94a49317855a054eb2e94e6948ce5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 98fe6982c925ab187ee9323b64728497e84e5df60838e94f2f44c95db09e8a6a
[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" "98fe6982c925ab187ee9323b64728497e84e5df60838e94f2f44c95db09e8a6a", kill_on_drop: false }`
[INFO] [stderr]     Checking ref_slice v1.2.0
[INFO] [stderr]     Checking bit-matrix v0.2.0
[INFO] [stderr]    Compiling num-derive v0.3.2
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking optional v0.5.0
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking cfg v0.3.0
[INFO] [stderr]     Checking bit-matrix v0.6.0
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking cfg v0.5.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking gearley v0.0.4
[INFO] [stderr]  Documenting panini v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `depth_first` in `forest`
[INFO] [stdout]  --> src/lib.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub use gearley::forest::depth_first::node::NodeInner::*;
[INFO] [stdout]   |                              ^^^^^^^^^^^ could not find `depth_first` in `forest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `depth_first` in `forest`
[INFO] [stdout]   --> src/lib.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use gearley::forest::depth_first::cartesian_product::CartesianProduct;
[INFO] [stdout]    |                          ^^^^^^^^^^^ could not find `depth_first` in `forest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `gearley::forest::Traversal`
[INFO] [stdout]   --> src/lib.rs:16:43
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use gearley::forest::{Forest, Bocage, Traversal, NullForest};
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           no `Traversal` in `forest`
[INFO] [stdout]    |                                           help: a similar name exists in the module: `traverse`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `util` in `gearley`
[INFO] [stdout]   --> src/lib.rs:27:18
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub use gearley::util::slice_builder::SliceBuilder;
[INFO] [stdout]    |                  ^^^^ could not find `util` in `gearley`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `gearley::forest::depth_first`
[INFO] [stdout]   --> src/lib.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub use gearley::forest::depth_first::{
[INFO] [stdout]    |                          ^^^^^^^^^^^ could not find `depth_first` in `forest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `panini`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name panini 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 cfg=/opt/rustwide/target/debug/deps/libcfg-72ccf1200d7b7035.rmeta --extern gearley=/opt/rustwide/target/debug/deps/libgearley-7e5f19d9b506dd19.rmeta --extern ref_slice=/opt/rustwide/target/debug/deps/libref_slice-b15007e3374e9a88.rmeta --extern typed_arena=/opt/rustwide/target/debug/deps/libtyped_arena-8c5342e869242e53.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "98fe6982c925ab187ee9323b64728497e84e5df60838e94f2f44c95db09e8a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98fe6982c925ab187ee9323b64728497e84e5df60838e94f2f44c95db09e8a6a", kill_on_drop: false }`
[INFO] [stdout] 98fe6982c925ab187ee9323b64728497e84e5df60838e94f2f44c95db09e8a6a