[INFO] cloning repository samsumas/NotEfficientFourierMotzElimination
[INFO] running `"git" "clone" "--bare" "git://github.com/samsumas/NotEfficientFourierMotzElimination.git" "work/cache/sources/gh/samsumas/NotEfficientFourierMotzElimination"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/samsumas/NotEfficientFourierMotzElimination'...
[INFO] running `"git" "clone" "work/cache/sources/gh/samsumas/NotEfficientFourierMotzElimination" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/samsumas/NotEfficientFourierMotzElimination"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/samsumas/NotEfficientFourierMotzElimination'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/samsumas/NotEfficientFourierMotzElimination" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/samsumas/NotEfficientFourierMotzElimination"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/samsumas/NotEfficientFourierMotzElimination'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 84d28991397fe56b3c504a036377d4d0fd08e17b
[INFO] sha for GitHub repo samsumas/NotEfficientFourierMotzElimination: 84d28991397fe56b3c504a036377d4d0fd08e17b
[INFO] validating manifest of samsumas/NotEfficientFourierMotzElimination on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of samsumas/NotEfficientFourierMotzElimination on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing samsumas/NotEfficientFourierMotzElimination
[INFO] finished frobbing samsumas/NotEfficientFourierMotzElimination
[INFO] frobbed toml for samsumas/NotEfficientFourierMotzElimination written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/samsumas/NotEfficientFourierMotzElimination/Cargo.toml
[INFO] started frobbing samsumas/NotEfficientFourierMotzElimination
[INFO] finished frobbing samsumas/NotEfficientFourierMotzElimination
[INFO] frobbed toml for samsumas/NotEfficientFourierMotzElimination written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/samsumas/NotEfficientFourierMotzElimination/Cargo.toml
[INFO] crate samsumas/NotEfficientFourierMotzElimination already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking samsumas/NotEfficientFourierMotzElimination against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-0/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/samsumas/NotEfficientFourierMotzElimination:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 59077bba453f72a3a3d216e68df45daba2fb1604f04141f40ae6121c274c874f
[INFO] running `"docker" "start" "-a" "59077bba453f72a3a3d216e68df45daba2fb1604f04141f40ae6121c274c874f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking fme v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `c`
[INFO] [stderr]  --> src/main.rs:1:49
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Polyhedra { A:Vec<Vec<i64>>, b:Vec<i64>, c:Option<Vec<i64>> }
[INFO] [stderr]   |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `A` should have a snake case name
[INFO] [stderr]  --> src/main.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Polyhedra { A:Vec<Vec<i64>>, b:Vec<i64>, c:Option<Vec<i64>> }
[INFO] [stderr]   |                    ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `c`
[INFO] [stderr]  --> src/main.rs:1:49
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Polyhedra { A:Vec<Vec<i64>>, b:Vec<i64>, c:Option<Vec<i64>> }
[INFO] [stderr]   |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `A` should have a snake case name
[INFO] [stderr]  --> src/main.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Polyhedra { A:Vec<Vec<i64>>, b:Vec<i64>, c:Option<Vec<i64>> }
[INFO] [stderr]   |                    ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "59077bba453f72a3a3d216e68df45daba2fb1604f04141f40ae6121c274c874f"`
[INFO] running `"docker" "rm" "-f" "59077bba453f72a3a3d216e68df45daba2fb1604f04141f40ae6121c274c874f"`
[INFO] [stdout] 59077bba453f72a3a3d216e68df45daba2fb1604f04141f40ae6121c274c874f