[INFO] crate hnsw 0.3.1 is already in cache
[INFO] checking hnsw-0.3.1 against beta-2019-10-27 for pr-65897
[INFO] extracting crate hnsw 0.3.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate hnsw 0.3.1 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 hnsw 0.3.1
[INFO] finished tweaking crates.io crate hnsw 0.3.1
[INFO] tweaked toml for crates.io crate hnsw 0.3.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate hnsw 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 41da769e06d123bff0d3a048e642f063195efce2832363f326ba62db0d8f8339
[INFO] running `"docker" "start" "-a" "41da769e06d123bff0d3a048e642f063195efce2832363f326ba62db0d8f8339"`
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking hamming-heap v0.4.1
[INFO] [stderr]     Checking gnuplot v0.0.31
[INFO] [stderr]     Checking getrandom v0.1.8
[INFO] [stderr]     Checking packed_simd v0.3.3
[INFO] [stderr]     Checking easybench v0.1.4
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking bstr v0.2.6
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand_pcg v0.2.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd-0.3.3/src/lib.rs:202:1
[INFO] [stderr]     |
[INFO] [stderr] 202 | / #![feature(
[INFO] [stderr] 203 | |     repr_simd,
[INFO] [stderr] 204 | |     const_fn,
[INFO] [stderr] 205 | |     platform_intrinsics,
[INFO] [stderr] ...   |
[INFO] [stderr] 215 | |     custom_inner_attributes
[INFO] [stderr] 216 | | )]
[INFO] [stderr]     | |__^
[INFO] [stderr] 
[INFO] [stderr]     Checking rand_distr v0.2.1
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `packed_simd`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "41da769e06d123bff0d3a048e642f063195efce2832363f326ba62db0d8f8339"`
[INFO] running `"docker" "rm" "-f" "41da769e06d123bff0d3a048e642f063195efce2832363f326ba62db0d8f8339"`
[INFO] [stdout] 41da769e06d123bff0d3a048e642f063195efce2832363f326ba62db0d8f8339