[INFO] crate greeks 0.5.0 is already in cache
[INFO] extracting crate greeks 0.5.0 into work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/greeks/0.5.0
[INFO] extracting crate greeks 0.5.0 into work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/greeks/0.5.0
[INFO] validating manifest of greeks-0.5.0 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 greeks-0.5.0 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 greeks-0.5.0
[INFO] finished frobbing greeks-0.5.0
[INFO] frobbed toml for greeks-0.5.0 written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/greeks/0.5.0/Cargo.toml
[INFO] started frobbing greeks-0.5.0
[INFO] finished frobbing greeks-0.5.0
[INFO] frobbed toml for greeks-0.5.0 written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/greeks/0.5.0/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 greeks-0.5.0 against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-0/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/greeks/0.5.0:/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] 1a7279d1c7dcc6794235350905ca24a6ae08f334f957c6d4a9a7e7859dc3afe0
[INFO] running `"docker" "start" "-a" "1a7279d1c7dcc6794235350905ca24a6ae08f334f957c6d4a9a7e7859dc3afe0"`
[INFO] [stderr]     Checking greeks v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/greeks/first.rs:178:24
[INFO] [stderr]     |
[INFO] [stderr] 178 |     let mult3 = E.powf((-d1.powf(2.0) / 2.0));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/greeks/first.rs:178:24
[INFO] [stderr]     |
[INFO] [stderr] 178 |     let mult3 = E.powf((-d1.powf(2.0) / 2.0));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> benches/bench.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let r = b.iter(|| {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "1a7279d1c7dcc6794235350905ca24a6ae08f334f957c6d4a9a7e7859dc3afe0"`
[INFO] running `"docker" "rm" "-f" "1a7279d1c7dcc6794235350905ca24a6ae08f334f957c6d4a9a7e7859dc3afe0"`
[INFO] [stdout] 1a7279d1c7dcc6794235350905ca24a6ae08f334f957c6d4a9a7e7859dc3afe0