[INFO] updating cached repository scottnm/rusty-sudoku-solver [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/scottnm/rusty-sudoku-solver [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/scottnm/rusty-sudoku-solver" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/scottnm/rusty-sudoku-solver"` [INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/scottnm/rusty-sudoku-solver'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/scottnm/rusty-sudoku-solver" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/scottnm/rusty-sudoku-solver"` [INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/scottnm/rusty-sudoku-solver'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d8de8e20f20db2302f7c9de6c68d6e25f06e007f [INFO] sha for GitHub repo scottnm/rusty-sudoku-solver: d8de8e20f20db2302f7c9de6c68d6e25f06e007f [INFO] validating manifest of scottnm/rusty-sudoku-solver on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of scottnm/rusty-sudoku-solver on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing scottnm/rusty-sudoku-solver [INFO] finished frobbing scottnm/rusty-sudoku-solver [INFO] frobbed toml for scottnm/rusty-sudoku-solver written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/scottnm/rusty-sudoku-solver/Cargo.toml [INFO] started frobbing scottnm/rusty-sudoku-solver [INFO] finished frobbing scottnm/rusty-sudoku-solver [INFO] frobbed toml for scottnm/rusty-sudoku-solver written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/scottnm/rusty-sudoku-solver/Cargo.toml [INFO] crate scottnm/rusty-sudoku-solver already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking scottnm/rusty-sudoku-solver against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-6/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/scottnm/rusty-sudoku-solver:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 69693adfd9d038001ecc16f79e54d79396b52cdd7d8eabc7c3acb8d61465f93e [INFO] running `"docker" "start" "-a" "69693adfd9d038001ecc16f79e54d79396b52cdd7d8eabc7c3acb8d61465f93e"` [INFO] [stderr] Checking sudoku-solver v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `"docker" "inspect" "69693adfd9d038001ecc16f79e54d79396b52cdd7d8eabc7c3acb8d61465f93e"` [INFO] running `"docker" "rm" "-f" "69693adfd9d038001ecc16f79e54d79396b52cdd7d8eabc7c3acb8d61465f93e"` [INFO] [stdout] 69693adfd9d038001ecc16f79e54d79396b52cdd7d8eabc7c3acb8d61465f93e