[INFO] updating cached repository nicmr/rustycells
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nicmr/rustycells
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nicmr/rustycells" "work/ex/clippy-test-run/sources/stable/gh/nicmr/rustycells"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/nicmr/rustycells'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nicmr/rustycells" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/nicmr/rustycells"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/nicmr/rustycells'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9a9b25fc5e68d13f09859de54323cbc3f339240b
[INFO] sha for GitHub repo nicmr/rustycells: 9a9b25fc5e68d13f09859de54323cbc3f339240b
[INFO] validating manifest of nicmr/rustycells 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 nicmr/rustycells 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 nicmr/rustycells
[INFO] finished frobbing nicmr/rustycells
[INFO] frobbed toml for nicmr/rustycells written to work/ex/clippy-test-run/sources/stable/gh/nicmr/rustycells/Cargo.toml
[INFO] started frobbing nicmr/rustycells
[INFO] finished frobbing nicmr/rustycells
[INFO] frobbed toml for nicmr/rustycells written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/nicmr/rustycells/Cargo.toml
[INFO] crate nicmr/rustycells 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 nicmr/rustycells against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/nicmr/rustycells:/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] 91f703ca1e7d3443de7b79ee122f312145c37d935f44430569e9d9400c666cca
[INFO] running `"docker" "start" "-a" "91f703ca1e7d3443de7b79ee122f312145c37d935f44430569e9d9400c666cca"`
[INFO] [stderr]     Checking rand v0.5.1
[INFO] [stderr]     Checking rustycells v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/main.rs:9:20
[INFO] [stderr]   |
[INFO] [stderr] 9 |     println!("{}", "Sierpiński triangle");
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]   --> src/main.rs:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 |     println!("{}", "random grid");
[INFO] [stderr]    |                    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]  --> src/main.rs:9:20
[INFO] [stderr]   |
[INFO] [stderr] 9 |     println!("{}", "Sierpiński triangle");
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]   --> src/main.rs:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 |     println!("{}", "random grid");
[INFO] [stderr]    |                    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `a`
[INFO] [stderr]   --> src/main.rs:67:18
[INFO] [stderr]    |
[INFO] [stderr] 67 |     Genome{code: 1*a + 2*b + 4*c}
[INFO] [stderr]    |                  ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `a`
[INFO] [stderr]   --> src/main.rs:67:18
[INFO] [stderr]    |
[INFO] [stderr] 67 |     Genome{code: 1*a + 2*b + 4*c}
[INFO] [stderr]    |                  ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `"docker" "inspect" "91f703ca1e7d3443de7b79ee122f312145c37d935f44430569e9d9400c666cca"`
[INFO] running `"docker" "rm" "-f" "91f703ca1e7d3443de7b79ee122f312145c37d935f44430569e9d9400c666cca"`
[INFO] [stdout] 91f703ca1e7d3443de7b79ee122f312145c37d935f44430569e9d9400c666cca