[INFO] crate kync_test_plugin 0.1.4 is already in cache
[INFO] checking kync_test_plugin-0.1.4 against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] extracting crate kync_test_plugin 0.1.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate kync_test_plugin 0.1.4 on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate kync_test_plugin 0.1.4
[INFO] finished tweaking crates.io crate kync_test_plugin 0.1.4
[INFO] tweaked toml for crates.io crate kync_test_plugin 0.1.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a7a1898cfae32232793adf553d36f5751889ff5383e75b287846e83bfe5768f0
[INFO] running `"docker" "start" "-a" "a7a1898cfae32232793adf553d36f5751889ff5383e75b287846e83bfe5768f0"`
[INFO] [stderr]     Checking kync_test_plugin v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ffi.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 |   /// The thread local error
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 21 | / thread_local! {
[INFO] [stderr] 22 | |     static THREAD_LOCAL_ERR: RefCell<error_t> = RefCell::new(error_t {
[INFO] [stderr] 23 | |         error_type: ptr::null(), error_type_len: 0,
[INFO] [stderr] 24 | |         description: ptr::null(), description_len: 0,
[INFO] [stderr] 25 | |         info: 0
[INFO] [stderr] 26 | |     });
[INFO] [stderr] 27 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ffi.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 |   /// The thread local error
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 21 | / thread_local! {
[INFO] [stderr] 22 | |     static THREAD_LOCAL_ERR: RefCell<error_t> = RefCell::new(error_t {
[INFO] [stderr] 23 | |         error_type: ptr::null(), error_type_len: 0,
[INFO] [stderr] 24 | |         description: ptr::null(), description_len: 0,
[INFO] [stderr] 25 | |         info: 0
[INFO] [stderr] 26 | |     });
[INFO] [stderr] 27 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "a7a1898cfae32232793adf553d36f5751889ff5383e75b287846e83bfe5768f0"`
[INFO] running `"docker" "rm" "-f" "a7a1898cfae32232793adf553d36f5751889ff5383e75b287846e83bfe5768f0"`
[INFO] [stdout] a7a1898cfae32232793adf553d36f5751889ff5383e75b287846e83bfe5768f0