[INFO] fetching crate nice 0.1.9...
[INFO] documenting nice-0.1.9 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate nice 0.1.9 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nice 0.1.9 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 nice 0.1.9
[INFO] finished tweaking crates.io crate nice 0.1.9
[INFO] tweaked toml for crates.io crate nice 0.1.9 written to /workspace/builds/worker-1/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]  Downloading crates ...
[INFO] [stderr]   Downloaded condition_variable v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ccc308e9ed27605c8062752c6f4d8c0d64a2fc81fbed4dd75a013aba84756e85
[INFO] running `Command { std: "docker" "start" "-a" "ccc308e9ed27605c8062752c6f4d8c0d64a2fc81fbed4dd75a013aba84756e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccc308e9ed27605c8062752c6f4d8c0d64a2fc81fbed4dd75a013aba84756e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc308e9ed27605c8062752c6f4d8c0d64a2fc81fbed4dd75a013aba84756e85", kill_on_drop: false }`
[INFO] [stdout] ccc308e9ed27605c8062752c6f4d8c0d64a2fc81fbed4dd75a013aba84756e85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eb62fb4a8f0cbf6d61c668a291f5e3302187e5703ef7879ad701767e83ecfb2a
[INFO] running `Command { std: "docker" "start" "-a" "eb62fb4a8f0cbf6d61c668a291f5e3302187e5703ef7879ad701767e83ecfb2a", kill_on_drop: false }`
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking time v0.2.17
[INFO] [stderr]     Checking condition_variable v0.1.5
[INFO] [stderr]  Documenting nice v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] error: no rules expected the token `flags`
[INFO] [stdout]     --> src/bindings_agent.rs:1024:2
[INFO] [stdout]      |
[INFO] [stdout] 1024 |     flags NiceCandidateType: libc::c_uint {
[INFO] [stdout]      |     ^^^^^ no rules expected this token in macro call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected the token `flags`
[INFO] [stdout]     --> src/bindings_agent.rs:1038:2
[INFO] [stdout]      |
[INFO] [stdout] 1038 |     flags NiceCandidateTransport: libc::c_uint {
[INFO] [stdout]      |     ^^^^^ no rules expected this token in macro call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected the token `flags`
[INFO] [stdout]     --> src/bindings_agent.rs:1052:2
[INFO] [stdout]      |
[INFO] [stdout] 1052 |     flags NiceRelayType: libc::c_uint {
[INFO] [stdout]      |     ^^^^^ no rules expected this token in macro call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected the token `flags`
[INFO] [stdout]     --> src/bindings_agent.rs:1105:2
[INFO] [stdout]      |
[INFO] [stdout] 1105 |     flags NiceComponentType: libc::c_uint {
[INFO] [stdout]      |     ^^^^^ no rules expected this token in macro call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected the token `flags`
[INFO] [stdout]     --> src/bindings_agent.rs:1124:2
[INFO] [stdout]      |
[INFO] [stdout] 1124 |     flags NiceCompatibility: libc::c_uint {
[INFO] [stdout]      |     ^^^^^ no rules expected this token in macro call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected the token `flags`
[INFO] [stdout]     --> src/bindings_agent.rs:1146:2
[INFO] [stdout]      |
[INFO] [stdout] 1146 |     flags NiceProxyType: libc::c_uint {
[INFO] [stdout]      |     ^^^^^ no rules expected this token in macro call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `bindings_agent::NiceCompatibility`
[INFO] [stdout]   --> src/api_agent.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use bindings_agent::NiceCompatibility;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `NiceCompatibility` in `bindings_agent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 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 `nice`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name nice 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 bitflags=/opt/rustwide/target/debug/deps/libbitflags-e1a9b9121eac1683.rmeta --extern condition_variable=/opt/rustwide/target/debug/deps/libcondition_variable-9c5a426b2b433f6c.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-c0cafd2ce9781613.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-b01e5f49cd1b74e8.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-95a9d57e67df36ac.rmeta --cap-lints=warn --crate-version 0.1.9` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "eb62fb4a8f0cbf6d61c668a291f5e3302187e5703ef7879ad701767e83ecfb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb62fb4a8f0cbf6d61c668a291f5e3302187e5703ef7879ad701767e83ecfb2a", kill_on_drop: false }`
[INFO] [stdout] eb62fb4a8f0cbf6d61c668a291f5e3302187e5703ef7879ad701767e83ecfb2a