[INFO] crate newtype_derive 0.1.6 is already in cache
[INFO] extracting crate newtype_derive 0.1.6 into work/ex/clippy-test-run/sources/stable/reg/newtype_derive/0.1.6
[INFO] extracting crate newtype_derive 0.1.6 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/newtype_derive/0.1.6
[INFO] validating manifest of newtype_derive-0.1.6 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 newtype_derive-0.1.6 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 newtype_derive-0.1.6
[INFO] finished frobbing newtype_derive-0.1.6
[INFO] frobbed toml for newtype_derive-0.1.6 written to work/ex/clippy-test-run/sources/stable/reg/newtype_derive/0.1.6/Cargo.toml
[INFO] started frobbing newtype_derive-0.1.6
[INFO] finished frobbing newtype_derive-0.1.6
[INFO] frobbed toml for newtype_derive-0.1.6 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/newtype_derive/0.1.6/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 newtype_derive-0.1.6 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/newtype_derive/0.1.6:/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] 9690cce24cf464cc62e25537b50b2d37f319363849940e75c4bdfe1bf49cfa4f
[INFO] running `"docker" "start" "-a" "9690cce24cf464cc62e25537b50b2d37f319363849940e75c4bdfe1bf49cfa4f"`
[INFO] [stderr]    Compiling newtype_derive v0.1.6 (/opt/crater/workdir)
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]   --> tests/star_forms.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |     assert_eq!(&a + b, c);
[INFO] [stderr]    |                --^^^^
[INFO] [stderr]    |                |
[INFO] [stderr]    |                help: use the left value directly: `a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]   --> tests/star_forms.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 |     assert_eq!(a + &b, c);
[INFO] [stderr]    |                ^^^^--
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    help: use the right value directly: `b`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> tests/star_forms.rs:40:16
[INFO] [stderr]    |
[INFO] [stderr] 40 |     assert_eq!(&a + &b, c);
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 40 |     assert_eq!(a + b, c);
[INFO] [stderr]    |                ^   ^
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 27
[INFO] [stderr]   --> tests/arith_assign.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | / fn test_arith_assign() {
[INFO] [stderr] 46 | |     let a = Dummy::from(4);
[INFO] [stderr] 47 | |     let b = Dummy::from(7);
[INFO] [stderr] 48 | | 
[INFO] [stderr] ...  |
[INFO] [stderr] 77 | |     assert_eq!(oa!(a >>= 7), Dummy::from(4 >> 7));
[INFO] [stderr] 78 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]    = help: you could split it up into multiple smaller functions
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 29
[INFO] [stderr]   --> tests/arith.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | / fn test_arith() {
[INFO] [stderr] 38 | |     let a = Dummy::from(4);
[INFO] [stderr] 39 | |     let b = Dummy::from(7);
[INFO] [stderr] 40 | | 
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |     assert_eq!(!&a, Dummy::from(!4));
[INFO] [stderr] 72 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]    = help: you could split it up into multiple smaller functions
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> tests/arith.rs:42:16
[INFO] [stderr]    |
[INFO] [stderr] 42 |     assert_eq!(&a + &b, Dummy::from(4 + 7));
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 42 |     assert_eq!(a + b, Dummy::from(4 + 7));
[INFO] [stderr]    |                ^   ^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> tests/arith.rs:46:16
[INFO] [stderr]    |
[INFO] [stderr] 46 |     assert_eq!(&a & &b, Dummy::from(4 & 7));
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 46 |     assert_eq!(a & b, Dummy::from(4 & 7));
[INFO] [stderr]    |                ^   ^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> tests/arith.rs:48:16
[INFO] [stderr]    |
[INFO] [stderr] 48 |     assert_eq!(&a | &b, Dummy::from(4 | 7));
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 48 |     assert_eq!(a | b, Dummy::from(4 | 7));
[INFO] [stderr]    |                ^   ^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> tests/arith.rs:50:16
[INFO] [stderr]    |
[INFO] [stderr] 50 |     assert_eq!(&a ^ &b, Dummy::from(4 ^ 7));
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 50 |     assert_eq!(a ^ b, Dummy::from(4 ^ 7));
[INFO] [stderr]    |                ^   ^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> tests/arith.rs:52:16
[INFO] [stderr]    |
[INFO] [stderr] 52 |     assert_eq!(&a / &b, Dummy::from(4 / 7));
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 52 |     assert_eq!(a / b, Dummy::from(4 / 7));
[INFO] [stderr]    |                ^   ^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> tests/arith.rs:54:16
[INFO] [stderr]    |
[INFO] [stderr] 54 |     assert_eq!(&a * &b, Dummy::from(4 * 7));
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 54 |     assert_eq!(a * b, Dummy::from(4 * 7));
[INFO] [stderr]    |                ^   ^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> tests/arith.rs:56:16
[INFO] [stderr]    |
[INFO] [stderr] 56 |     assert_eq!(&a % &b, Dummy::from(4 % 7));
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 56 |     assert_eq!(a % b, Dummy::from(4 % 7));
[INFO] [stderr]    |                ^   ^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> tests/arith.rs:58:16
[INFO] [stderr]    |
[INFO] [stderr] 58 |     assert_eq!(&a - &b, Dummy::from(4 - 7));
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 58 |     assert_eq!(a - b, Dummy::from(4 - 7));
[INFO] [stderr]    |                ^   ^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> tests/arith.rs:61:16
[INFO] [stderr]    |
[INFO] [stderr] 61 |     assert_eq!(&a << &b, Dummy::from(4 << 7));
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 61 |     assert_eq!(a << b, Dummy::from(4 << 7));
[INFO] [stderr]    |                ^    ^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]   --> tests/arith.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |     assert_eq!(&a >> &b, Dummy::from(4 >> 7));
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]    |
[INFO] [stderr] 65 |     assert_eq!(a >> b, Dummy::from(4 >> 7));
[INFO] [stderr]    |                ^    ^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `"docker" "inspect" "9690cce24cf464cc62e25537b50b2d37f319363849940e75c4bdfe1bf49cfa4f"`
[INFO] running `"docker" "rm" "-f" "9690cce24cf464cc62e25537b50b2d37f319363849940e75c4bdfe1bf49cfa4f"`
[INFO] [stdout] 9690cce24cf464cc62e25537b50b2d37f319363849940e75c4bdfe1bf49cfa4f