[INFO] updating cached repository mikaylathompson/rust-bloom-filter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mikaylathompson/rust-bloom-filter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mikaylathompson/rust-bloom-filter" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/mikaylathompson/rust-bloom-filter"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/mikaylathompson/rust-bloom-filter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mikaylathompson/rust-bloom-filter" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/mikaylathompson/rust-bloom-filter"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/mikaylathompson/rust-bloom-filter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b8de00eff4227a3988ec52e51e3a031716523da7
[INFO] sha for GitHub repo mikaylathompson/rust-bloom-filter: b8de00eff4227a3988ec52e51e3a031716523da7
[INFO] validating manifest of mikaylathompson/rust-bloom-filter on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mikaylathompson/rust-bloom-filter on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mikaylathompson/rust-bloom-filter
[INFO] finished frobbing mikaylathompson/rust-bloom-filter
[INFO] frobbed toml for mikaylathompson/rust-bloom-filter written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/mikaylathompson/rust-bloom-filter/Cargo.toml
[INFO] started frobbing mikaylathompson/rust-bloom-filter
[INFO] finished frobbing mikaylathompson/rust-bloom-filter
[INFO] frobbed toml for mikaylathompson/rust-bloom-filter written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/mikaylathompson/rust-bloom-filter/Cargo.toml
[INFO] crate mikaylathompson/rust-bloom-filter already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mikaylathompson/rust-bloom-filter against try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-2/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/mikaylathompson/rust-bloom-filter:/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=forbid" "-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" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6c608494b996caa06ec1875cf6a4ec77e960a21d475e379c48af6c6467c37735
[INFO] running `"docker" "start" "-a" "6c608494b996caa06ec1875cf6a4ec77e960a21d475e379c48af6c6467c37735"`
[INFO] [stderr]     Checking bloom-filter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let x = BloomFilter::new();
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `twowords`
[INFO] [stderr]   --> src/main.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let twowords = oneword.add("world".to_string());
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_twowords`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "6c608494b996caa06ec1875cf6a4ec77e960a21d475e379c48af6c6467c37735"`
[INFO] running `"docker" "rm" "-f" "6c608494b996caa06ec1875cf6a4ec77e960a21d475e379c48af6c6467c37735"`
[INFO] [stdout] 6c608494b996caa06ec1875cf6a4ec77e960a21d475e379c48af6c6467c37735