[INFO] crate tinysearch-cuckoofilter 0.4.1 is already in cache
[INFO] checking tinysearch-cuckoofilter-0.4.1 against beta-2019-10-27 for pr-65897
[INFO] extracting crate tinysearch-cuckoofilter 0.4.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate tinysearch-cuckoofilter 0.4.1 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tinysearch-cuckoofilter 0.4.1
[INFO] finished tweaking crates.io crate tinysearch-cuckoofilter 0.4.1
[INFO] tweaked toml for crates.io crate tinysearch-cuckoofilter 0.4.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=allow" "-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" "+beta-2019-10-27" "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] 69e6b5333839b36ca4e1e7fe3d8066d6456efd248c8bdfa57a0a6d40863183dc
[INFO] running `"docker" "start" "-a" "69e6b5333839b36ca4e1e7fe3d8066d6456efd248c8bdfa57a0a6d40863183dc"`
[INFO] [stderr]     Checking tinysearch-cuckoofilter v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `self::cuckoofilter`
[INFO] [stderr]   --> benches/bench_lib.rs:10:11
[INFO] [stderr]    |
[INFO] [stderr] 10 | use self::cuckoofilter::*;
[INFO] [stderr]    |           ^^^^^^^^^^^^ maybe a missing crate `cuckoofilter`?
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `CuckooFilter`
[INFO] [stderr]   --> benches/bench_lib.rs:38:18
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut cf = CuckooFilter::<H>::with_capacity(split.len() * 2);
[INFO] [stderr]    |                  ^^^^^^^^^^^^ use of undeclared type or module `CuckooFilter`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `CuckooFilter`
[INFO] [stderr]   --> benches/bench_lib.rs:50:25
[INFO] [stderr]    |
[INFO] [stderr] 50 |         test::black_box(CuckooFilter::new());
[INFO] [stderr]    |                         ^^^^^^^^^^^^ use of undeclared type or module `CuckooFilter`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> benches/bench_lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0433, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `tinysearch-cuckoofilter`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "69e6b5333839b36ca4e1e7fe3d8066d6456efd248c8bdfa57a0a6d40863183dc"`
[INFO] running `"docker" "rm" "-f" "69e6b5333839b36ca4e1e7fe3d8066d6456efd248c8bdfa57a0a6d40863183dc"`
[INFO] [stdout] 69e6b5333839b36ca4e1e7fe3d8066d6456efd248c8bdfa57a0a6d40863183dc