[INFO] crate sized-chunks 0.6.1 is already in cache
[INFO] checking sized-chunks-0.6.1 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate sized-chunks 0.6.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sized-chunks 0.6.1 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sized-chunks 0.6.1
[INFO] finished tweaking crates.io crate sized-chunks 0.6.1
[INFO] tweaked toml for crates.io crate sized-chunks 0.6.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] 72549d2ee45684f1851203b42c1fc6a11ea18f1ea3ee95b8cd5b58a7ae724f6b
[INFO] running `"docker" "start" "-a" "72549d2ee45684f1851203b42c1fc6a11ea18f1ea3ee95b8cd5b58a7ae724f6b"`
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking sized-chunks v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `refpool`
[INFO] [stderr]   --> benches/sized_chunk.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use refpool::{Pool, PoolDefault, PoolRef};
[INFO] [stderr]    |     ^^^^^^^ use of undeclared type or module `refpool`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `sized-chunks`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "72549d2ee45684f1851203b42c1fc6a11ea18f1ea3ee95b8cd5b58a7ae724f6b"`
[INFO] running `"docker" "rm" "-f" "72549d2ee45684f1851203b42c1fc6a11ea18f1ea3ee95b8cd5b58a7ae724f6b"`
[INFO] [stdout] 72549d2ee45684f1851203b42c1fc6a11ea18f1ea3ee95b8cd5b58a7ae724f6b