[INFO] crate cities_heightfield_from_gsi 1.1.0 is already in cache
[INFO] extracting crate cities_heightfield_from_gsi 1.1.0 into work/ex/clippy-test-run/sources/stable/reg/cities_heightfield_from_gsi/1.1.0
[INFO] extracting crate cities_heightfield_from_gsi 1.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cities_heightfield_from_gsi/1.1.0
[INFO] validating manifest of cities_heightfield_from_gsi-1.1.0 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 cities_heightfield_from_gsi-1.1.0 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 cities_heightfield_from_gsi-1.1.0
[INFO] finished frobbing cities_heightfield_from_gsi-1.1.0
[INFO] frobbed toml for cities_heightfield_from_gsi-1.1.0 written to work/ex/clippy-test-run/sources/stable/reg/cities_heightfield_from_gsi/1.1.0/Cargo.toml
[INFO] started frobbing cities_heightfield_from_gsi-1.1.0
[INFO] finished frobbing cities_heightfield_from_gsi-1.1.0
[INFO] frobbed toml for cities_heightfield_from_gsi-1.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cities_heightfield_from_gsi/1.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 cities_heightfield_from_gsi-1.1.0 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/reg/cities_heightfield_from_gsi/1.1.0:/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] a80844a5be898c5b82d89034fbe6779fce0a9eeb7c4fa84a86d35a49f69a1d96
[INFO] running `"docker" "start" "-a" "a80844a5be898c5b82d89034fbe6779fce0a9eeb7c4fa84a86d35a49f69a1d96"`
[INFO] [stderr]     Checking resize v0.3.0
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking cities_heightfield_from_gsi v1.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/gsj.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let ( r, g, b, _ ) = p.channels4();
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]    --> src/lib.rs:119:98
[INFO] [stderr]     |
[INFO] [stderr] 119 |       println!( "  : [ {:>2} / {:>2} ] tile( x:{} y:{} z:{} )", current_tile, area_size, tx, ty, 14 );
[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/lib.rs:184:42
[INFO] [stderr]     |
[INFO] [stderr] 184 |   println!( "  : with {} interpolation", "Mitchell-Netravali" );
[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: 5th binding whose name is just one char
[INFO] [stderr]   --> src/gsj.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let ( r, g, b, _ ) = p.channels4();
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]    --> src/lib.rs:119:98
[INFO] [stderr]     |
[INFO] [stderr] 119 |       println!( "  : [ {:>2} / {:>2} ] tile( x:{} y:{} z:{} )", current_tile, area_size, tx, ty, 14 );
[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/lib.rs:184:42
[INFO] [stderr]     |
[INFO] [stderr] 184 |   println!( "  : with {} interpolation", "Mitchell-Netravali" );
[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] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(extern_prelude)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `cities_heightfield_from_gsi`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(extern_prelude)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `cities_heightfield_from_gsi`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a80844a5be898c5b82d89034fbe6779fce0a9eeb7c4fa84a86d35a49f69a1d96"`
[INFO] running `"docker" "rm" "-f" "a80844a5be898c5b82d89034fbe6779fce0a9eeb7c4fa84a86d35a49f69a1d96"`
[INFO] [stdout] a80844a5be898c5b82d89034fbe6779fce0a9eeb7c4fa84a86d35a49f69a1d96