[INFO] updating cached repository red75prime/extest
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/red75prime/extest
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/red75prime/extest" "work/ex/clippy-test-run/sources/stable/gh/red75prime/extest"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/red75prime/extest'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/red75prime/extest" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/red75prime/extest"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/red75prime/extest'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1612a7384cc64543189db61fbe15433405495d0f
[INFO] sha for GitHub repo red75prime/extest: 1612a7384cc64543189db61fbe15433405495d0f
[INFO] validating manifest of red75prime/extest on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of red75prime/extest on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing red75prime/extest
[INFO] finished frobbing red75prime/extest
[INFO] frobbed toml for red75prime/extest written to work/ex/clippy-test-run/sources/stable/gh/red75prime/extest/Cargo.toml
[INFO] started frobbing red75prime/extest
[INFO] finished frobbing red75prime/extest
[INFO] frobbed toml for red75prime/extest written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/red75prime/extest/Cargo.toml
[INFO] crate red75prime/extest has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting red75prime/extest against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/red75prime/extest:/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c14e36711a14b529be536fd2fda036480c4f24a14751a91be5811ea404f57de6
[INFO] running `"docker" "start" "-a" "c14e36711a14b529be536fd2fda036480c4f24a14751a91be5811ea404f57de6"`
[INFO] [stderr]     Checking error-chain v0.9.0
[INFO] [stderr]     Checking extest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |         .map(|v|fallible2(v%5000).unwrap_or(0) as u64)
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(fallible2(v%5000).unwrap_or(0))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |         .map(|v|fallible2(v%5000).unwrap_or(0) as u64)
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(fallible2(v%5000).unwrap_or(0))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `"docker" "inspect" "c14e36711a14b529be536fd2fda036480c4f24a14751a91be5811ea404f57de6"`
[INFO] running `"docker" "rm" "-f" "c14e36711a14b529be536fd2fda036480c4f24a14751a91be5811ea404f57de6"`
[INFO] [stdout] c14e36711a14b529be536fd2fda036480c4f24a14751a91be5811ea404f57de6