[INFO] updating cached repository Subh0m0y/rust-prime-example-crate
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Subh0m0y/rust-prime-example-crate
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Subh0m0y/rust-prime-example-crate" "work/ex/clippy-test-run/sources/stable/gh/Subh0m0y/rust-prime-example-crate"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Subh0m0y/rust-prime-example-crate'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Subh0m0y/rust-prime-example-crate" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Subh0m0y/rust-prime-example-crate"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Subh0m0y/rust-prime-example-crate'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] da27a9de03626d8736554b4a6a8d759dcee5f55a
[INFO] sha for GitHub repo Subh0m0y/rust-prime-example-crate: da27a9de03626d8736554b4a6a8d759dcee5f55a
[INFO] validating manifest of Subh0m0y/rust-prime-example-crate 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 Subh0m0y/rust-prime-example-crate 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 Subh0m0y/rust-prime-example-crate
[INFO] finished frobbing Subh0m0y/rust-prime-example-crate
[INFO] frobbed toml for Subh0m0y/rust-prime-example-crate written to work/ex/clippy-test-run/sources/stable/gh/Subh0m0y/rust-prime-example-crate/Cargo.toml
[INFO] started frobbing Subh0m0y/rust-prime-example-crate
[INFO] finished frobbing Subh0m0y/rust-prime-example-crate
[INFO] frobbed toml for Subh0m0y/rust-prime-example-crate written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Subh0m0y/rust-prime-example-crate/Cargo.toml
[INFO] crate Subh0m0y/rust-prime-example-crate 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 Subh0m0y/rust-prime-example-crate against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/Subh0m0y/rust-prime-example-crate:/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] 7058df69b19640ed894ed1a252a13b9b5e50859c0859a529c624a183be1c3dea
[INFO] running `"docker" "start" "-a" "7058df69b19640ed894ed1a252a13b9b5e50859c0859a529c624a183be1c3dea"`
[INFO] [stderr]     Checking prime_util v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/extern_test.rs:15:36
[INFO] [stderr]    |
[INFO] [stderr] 15 |         assert_eq!(prime::is_prime(179434027), true);
[INFO] [stderr]    |                                    ^^^^^^^^^ help: consider: `179_434_027`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/extern_test.rs:16:36
[INFO] [stderr]    |
[INFO] [stderr] 16 |         assert_eq!(prime::is_prime(179434029), false);
[INFO] [stderr]    |                                    ^^^^^^^^^ help: consider: `179_434_029`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/extern_test.rs:17:36
[INFO] [stderr]    |
[INFO] [stderr] 17 |         assert_eq!(prime::is_prime(179434031), false);
[INFO] [stderr]    |                                    ^^^^^^^^^ help: consider: `179_434_031`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/extern_test.rs:18:36
[INFO] [stderr]    |
[INFO] [stderr] 18 |         assert_eq!(prime::is_prime(179434033), true);
[INFO] [stderr]    |                                    ^^^^^^^^^ help: consider: `179_434_033`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]   --> src/main.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 | /         match prime::is_prime(num) {
[INFO] [stderr] 46 | |             true => "",
[INFO] [stderr] 47 | |             false => " not",
[INFO] [stderr] 48 | |         }
[INFO] [stderr]    | |_________^ help: consider using an if/else expression: `if prime::is_prime(num) { "" } else { " not" }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]   --> src/main.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 | /         match prime::is_prime(num) {
[INFO] [stderr] 46 | |             true => "",
[INFO] [stderr] 47 | |             false => " not",
[INFO] [stderr] 48 | |         }
[INFO] [stderr]    | |_________^ help: consider using an if/else expression: `if prime::is_prime(num) { "" } else { " not" }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `"docker" "inspect" "7058df69b19640ed894ed1a252a13b9b5e50859c0859a529c624a183be1c3dea"`
[INFO] running `"docker" "rm" "-f" "7058df69b19640ed894ed1a252a13b9b5e50859c0859a529c624a183be1c3dea"`
[INFO] [stdout] 7058df69b19640ed894ed1a252a13b9b5e50859c0859a529c624a183be1c3dea