[INFO] updating cached repository rgrannell1/poly
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rgrannell1/poly
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rgrannell1/poly" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/rgrannell1/poly"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/rgrannell1/poly'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rgrannell1/poly" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/rgrannell1/poly"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/rgrannell1/poly'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ad40ef65b33152f9f3307686113445fa6a31471b
[INFO] sha for GitHub repo rgrannell1/poly: ad40ef65b33152f9f3307686113445fa6a31471b
[INFO] validating manifest of rgrannell1/poly on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rgrannell1/poly on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rgrannell1/poly
[INFO] finished frobbing rgrannell1/poly
[INFO] frobbed toml for rgrannell1/poly written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/rgrannell1/poly/Cargo.toml
[INFO] started frobbing rgrannell1/poly
[INFO] finished frobbing rgrannell1/poly
[INFO] frobbed toml for rgrannell1/poly written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/rgrannell1/poly/Cargo.toml
[INFO] crate rgrannell1/poly already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking rgrannell1/poly against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/rgrannell1/poly:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b9a260bef076783449435927e25655c62f85a4c9528508b5638c3dbef61773c0
[INFO] running `"docker" "start" "-a" "b9a260bef076783449435927e25655c62f85a4c9528508b5638c3dbef61773c0"`
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]     Checking poly v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `eigens`
[INFO] [stderr]   --> src/main.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let eigens = solve_companion_matrix(to_mixed_radix(vec![50, 50, 50, 50], solved), 25);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_eigens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `eigens`
[INFO] [stderr]   --> src/main.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let eigens = solve_companion_matrix(to_mixed_radix(vec![50, 50, 50, 50], solved), 25);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_eigens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.40s
[INFO] running `"docker" "inspect" "b9a260bef076783449435927e25655c62f85a4c9528508b5638c3dbef61773c0"`
[INFO] running `"docker" "rm" "-f" "b9a260bef076783449435927e25655c62f85a4c9528508b5638c3dbef61773c0"`
[INFO] [stdout] b9a260bef076783449435927e25655c62f85a4c9528508b5638c3dbef61773c0