[INFO] crate keccakrs 0.1.6 is already in cache
[INFO] extracting crate keccakrs 0.1.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/keccakrs/0.1.6
[INFO] extracting crate keccakrs 0.1.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/keccakrs/0.1.6
[INFO] validating manifest of keccakrs-0.1.6 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of keccakrs-0.1.6 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing keccakrs-0.1.6
[INFO] finished frobbing keccakrs-0.1.6
[INFO] frobbed toml for keccakrs-0.1.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/keccakrs/0.1.6/Cargo.toml
[INFO] started frobbing keccakrs-0.1.6
[INFO] finished frobbing keccakrs-0.1.6
[INFO] frobbed toml for keccakrs-0.1.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/keccakrs/0.1.6/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing keccakrs-0.1.6 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/keccakrs/0.1.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 3da249bf9e04a59eef220b72c424d2c301610a7a101cdb1034f1162cf45c4c04
[INFO] running `"docker" "start" "-a" "3da249bf9e04a59eef220b72c424d2c301610a7a101cdb1034f1162cf45c4c04"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/tests/perf.rs
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling keccakrs v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "3da249bf9e04a59eef220b72c424d2c301610a7a101cdb1034f1162cf45c4c04"`
[INFO] running `"docker" "rm" "-f" "3da249bf9e04a59eef220b72c424d2c301610a7a101cdb1034f1162cf45c4c04"`
[INFO] [stdout] 3da249bf9e04a59eef220b72c424d2c301610a7a101cdb1034f1162cf45c4c04
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/keccakrs/0.1.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0be169439480485eb4ffd26a4e1e9e77b709269bef915173bd4466616ce6a9c7
[INFO] running `"docker" "start" "-a" "0be169439480485eb4ffd26a4e1e9e77b709269bef915173bd4466616ce6a9c7"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/tests/perf.rs
[INFO] [stderr]    Compiling keccakrs v0.1.6 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> tests/perf.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[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 `keccakrs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "0be169439480485eb4ffd26a4e1e9e77b709269bef915173bd4466616ce6a9c7"`
[INFO] running `"docker" "rm" "-f" "0be169439480485eb4ffd26a4e1e9e77b709269bef915173bd4466616ce6a9c7"`
[INFO] [stdout] 0be169439480485eb4ffd26a4e1e9e77b709269bef915173bd4466616ce6a9c7