[INFO] crate primal-check 0.2.3 is already in cache
[INFO] extracting crate primal-check 0.2.3 into work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/primal-check/0.2.3
[INFO] extracting crate primal-check 0.2.3 into work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/primal-check/0.2.3
[INFO] validating manifest of primal-check-0.2.3 on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of primal-check-0.2.3 on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing primal-check-0.2.3
[INFO] finished frobbing primal-check-0.2.3
[INFO] frobbed toml for primal-check-0.2.3 written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/primal-check/0.2.3/Cargo.toml
[INFO] started frobbing primal-check-0.2.3
[INFO] finished frobbing primal-check-0.2.3
[INFO] frobbed toml for primal-check-0.2.3 written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/primal-check/0.2.3/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking primal-check-0.2.3 against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-7/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/primal-check/0.2.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6c505547889a8057b312d09189dc5001b990bcd9668e6e3ee17cbed15a0438da
[INFO] running `"docker" "start" "-a" "6c505547889a8057b312d09189dc5001b990bcd9668e6e3ee17cbed15a0438da"`
[INFO] [stderr]     Checking primal-sieve v0.2.9
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking primal-check v0.2.3
[INFO] [stderr]     Checking primal-check v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]     Checking primal v0.2.3
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/perfect_power.rs:121:43
[INFO] [stderr]     |
[INFO] [stderr] 121 |                        if is_prime { Some((expected))} else { None })
[INFO] [stderr]     |                                           ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `"docker" "inspect" "6c505547889a8057b312d09189dc5001b990bcd9668e6e3ee17cbed15a0438da"`
[INFO] running `"docker" "rm" "-f" "6c505547889a8057b312d09189dc5001b990bcd9668e6e3ee17cbed15a0438da"`
[INFO] [stdout] 6c505547889a8057b312d09189dc5001b990bcd9668e6e3ee17cbed15a0438da