[INFO] updating cached repository grantlindberg4/sudoku-solver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/grantlindberg4/sudoku-solver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/grantlindberg4/sudoku-solver" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/grantlindberg4/sudoku-solver"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/grantlindberg4/sudoku-solver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/grantlindberg4/sudoku-solver" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/grantlindberg4/sudoku-solver"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/grantlindberg4/sudoku-solver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b3a9134dd29a6a6b89443a19a398ca474f474c74
[INFO] sha for GitHub repo grantlindberg4/sudoku-solver: b3a9134dd29a6a6b89443a19a398ca474f474c74
[INFO] validating manifest of grantlindberg4/sudoku-solver 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 grantlindberg4/sudoku-solver 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 grantlindberg4/sudoku-solver
[INFO] finished frobbing grantlindberg4/sudoku-solver
[INFO] frobbed toml for grantlindberg4/sudoku-solver written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/grantlindberg4/sudoku-solver/Cargo.toml
[INFO] started frobbing grantlindberg4/sudoku-solver
[INFO] finished frobbing grantlindberg4/sudoku-solver
[INFO] frobbed toml for grantlindberg4/sudoku-solver written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/grantlindberg4/sudoku-solver/Cargo.toml
[INFO] crate grantlindberg4/sudoku-solver already has a lockfile, it will not be regenerated
[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 grantlindberg4/sudoku-solver against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-6/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/grantlindberg4/sudoku-solver:/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] c64f3fb36f1ca8116184b1d379d5f49d6a30d9d09468971ef43fc9569f074d62
[INFO] running `"docker" "start" "-a" "c64f3fb36f1ca8116184b1d379d5f49d6a30d9d09468971ef43fc9569f074d62"`
[INFO] [stderr]     Checking sudoku_solver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `isFixed`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     isFixed: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `isFixed` should have a snake case name
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     isFixed: bool,
[INFO] [stderr]   |     ^^^^^^^ help: convert the identifier to snake case: `is_fixed`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `isFixed` should have a snake case name
[INFO] [stderr]  --> src/main.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn new(value: u32, isFixed: bool) -> Self {
[INFO] [stderr]   |                        ^^^^^^^ help: convert the identifier to snake case: `is_fixed`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `isFixed`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     isFixed: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `isFixed` should have a snake case name
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     isFixed: bool,
[INFO] [stderr]   |     ^^^^^^^ help: convert the identifier to snake case: `is_fixed`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `isFixed` should have a snake case name
[INFO] [stderr]  --> src/main.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn new(value: u32, isFixed: bool) -> Self {
[INFO] [stderr]   |                        ^^^^^^^ help: convert the identifier to snake case: `is_fixed`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `isFixed` should have a snake case name
[INFO] [stderr]   --> src/main.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |             let isFixed = match value {
[INFO] [stderr]    |                 ^^^^^^^ help: convert the identifier to snake case: `is_fixed`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `isFixed` should have a snake case name
[INFO] [stderr]   --> src/main.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |             let isFixed = match value {
[INFO] [stderr]    |                 ^^^^^^^ help: convert the identifier to snake case: `is_fixed`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "c64f3fb36f1ca8116184b1d379d5f49d6a30d9d09468971ef43fc9569f074d62"`
[INFO] running `"docker" "rm" "-f" "c64f3fb36f1ca8116184b1d379d5f49d6a30d9d09468971ef43fc9569f074d62"`
[INFO] [stdout] c64f3fb36f1ca8116184b1d379d5f49d6a30d9d09468971ef43fc9569f074d62