[INFO] crate programinduction 0.7.4 is already in cache
[INFO] extracting crate programinduction 0.7.4 into work/ex/clippy-test-run/sources/stable/reg/programinduction/0.7.4
[INFO] extracting crate programinduction 0.7.4 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/programinduction/0.7.4
[INFO] validating manifest of programinduction-0.7.4 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 programinduction-0.7.4 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 programinduction-0.7.4
[INFO] finished frobbing programinduction-0.7.4
[INFO] frobbed toml for programinduction-0.7.4 written to work/ex/clippy-test-run/sources/stable/reg/programinduction/0.7.4/Cargo.toml
[INFO] started frobbing programinduction-0.7.4
[INFO] finished frobbing programinduction-0.7.4
[INFO] frobbed toml for programinduction-0.7.4 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/programinduction/0.7.4/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 programinduction-0.7.4 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/programinduction/0.7.4:/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] bb0c9570439beb76b616ba66c9d381173fc569f3323c245f705e525b27acbe06
[INFO] running `"docker" "start" "-a" "bb0c9570439beb76b616ba66c9d381173fc569f3323c245f705e525b27acbe06"`
[INFO] [stderr]     Checking polytype v6.0.0
[INFO] [stderr]     Checking term_rewriting v0.3.0
[INFO] [stderr]     Checking programinduction v0.7.4 (/opt/crater/workdir)
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/circuits.rs:142:44
[INFO] [stderr]     |
[INFO] [stderr] 142 | #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `type_complexity` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/strings.rs:300:44
[INFO] [stderr]     |
[INFO] [stderr] 300 | #[cfg_attr(feature = "cargo-clippy", allow(type_complexity))]
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^ help: change it to: `clippy::type_complexity`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `cyclomatic_complexity` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/strings.rs:443:48
[INFO] [stderr]     |
[INFO] [stderr] 443 |     #[cfg_attr(feature = "cargo-clippy", allow(cyclomatic_complexity))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::cyclomatic_complexity`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `redundant_closure_call` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/strings.rs:444:48
[INFO] [stderr]     |
[INFO] [stderr] 444 |     #[cfg_attr(feature = "cargo-clippy", allow(redundant_closure_call))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::redundant_closure_call`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `type_complexity` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/strings.rs:445:48
[INFO] [stderr]     |
[INFO] [stderr] 445 |     #[cfg_attr(feature = "cargo-clippy", allow(type_complexity))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^ help: change it to: `clippy::type_complexity`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/lambda/compression.rs:112:44
[INFO] [stderr]     |
[INFO] [stderr] 112 | #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/lambda/enumerator.rs:156:44
[INFO] [stderr]     |
[INFO] [stderr] 156 | #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/lambda/enumerator.rs:315:52
[INFO] [stderr]     |
[INFO] [stderr] 315 |         #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/trs/lexicon.rs:426:48
[INFO] [stderr]     |
[INFO] [stderr] 426 |     #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/trs/lexicon.rs:629:48
[INFO] [stderr]     |
[INFO] [stderr] 629 |     #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/circuits.rs:142:44
[INFO] [stderr]     |
[INFO] [stderr] 142 | #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/circuits.rs:142:44
[INFO] [stderr]     |
[INFO] [stderr] 142 | #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `type_complexity` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/strings.rs:300:44
[INFO] [stderr]     |
[INFO] [stderr] 300 | #[cfg_attr(feature = "cargo-clippy", allow(type_complexity))]
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^ help: change it to: `clippy::type_complexity`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `cyclomatic_complexity` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/strings.rs:443:48
[INFO] [stderr]     |
[INFO] [stderr] 443 |     #[cfg_attr(feature = "cargo-clippy", allow(cyclomatic_complexity))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::cyclomatic_complexity`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `redundant_closure_call` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/strings.rs:444:48
[INFO] [stderr]     |
[INFO] [stderr] 444 |     #[cfg_attr(feature = "cargo-clippy", allow(redundant_closure_call))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::redundant_closure_call`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `type_complexity` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/strings.rs:445:48
[INFO] [stderr]     |
[INFO] [stderr] 445 |     #[cfg_attr(feature = "cargo-clippy", allow(type_complexity))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^ help: change it to: `clippy::type_complexity`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/lambda/compression.rs:112:44
[INFO] [stderr]     |
[INFO] [stderr] 112 | #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/lambda/enumerator.rs:156:44
[INFO] [stderr]     |
[INFO] [stderr] 156 | #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/lambda/enumerator.rs:315:52
[INFO] [stderr]     |
[INFO] [stderr] 315 |         #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/trs/lexicon.rs:426:48
[INFO] [stderr]     |
[INFO] [stderr] 426 |     #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/trs/lexicon.rs:629:48
[INFO] [stderr]     |
[INFO] [stderr] 629 |     #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: lint name `too_many_arguments` is deprecated and may not have an effect in the future. Also `cfg_attr(cargo-clippy)` won't be necessary anymore
[INFO] [stderr]    --> src/domains/circuits.rs:142:44
[INFO] [stderr]     |
[INFO] [stderr] 142 | #[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^ help: change it to: `clippy::too_many_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> src/domains/strings.rs:248:24
[INFO] [stderr]     |
[INFO] [stderr] 248 |                     xs.into_iter()
[INFO] [stderr]     |                        ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/domains/strings.rs:305:5
[INFO] [stderr]     |
[INFO] [stderr] 305 |     (0..(1 + count / 1467)) // make_examples yields 1467 tasks
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=count / 1467)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/ec.rs:250:32
[INFO] [stderr]     |
[INFO] [stderr] 250 |         for (i, task) in tasks.into_iter().enumerate() {
[INFO] [stderr]     |                                ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/lambda/compression.rs:523:56
[INFO] [stderr]     |
[INFO] [stderr] 523 |                         .chain(arg_tps.into_iter().zip(xs.iter().map(|&x| x)))
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `xs.iter().cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/lambda/compression.rs:1082:9
[INFO] [stderr]      |
[INFO] [stderr] 1082 |         (0..arity + 1)
[INFO] [stderr]      |         ^^^^^^^^^^^^^^ help: use: `(0..=arity)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/lambda/compression.rs:1115:63
[INFO] [stderr]      |
[INFO] [stderr] 1115 |             Expression::Application(ref f, ref x) => Box::new((0..arity + 1).flat_map(move |fa| {
[INFO] [stderr]      |                                                               ^^^^^^^^^^^^^^ help: use: `(0..=arity)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/lambda/eval.rs:740:55
[INFO] [stderr]     |
[INFO] [stderr] 740 |                             let mut args: Vec<_> = xs.into_iter().cloned().collect();
[INFO] [stderr]     |                                                       ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/lambda/eval.rs:780:53
[INFO] [stderr]     |
[INFO] [stderr] 780 |                             let mut xs: Vec<_> = xs.into_iter().rev().cloned().collect();
[INFO] [stderr]     |                                                     ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> src/domains/strings.rs:248:24
[INFO] [stderr]     |
[INFO] [stderr] 248 |                     xs.into_iter()
[INFO] [stderr]     |                        ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/domains/strings.rs:305:5
[INFO] [stderr]     |
[INFO] [stderr] 305 |     (0..(1 + count / 1467)) // make_examples yields 1467 tasks
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=count / 1467)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/lambda/parser.rs:123:35
[INFO] [stderr]     |
[INFO] [stderr] 123 |                 .and_then(|i| inp[1..1 + i].parse::<usize>().ok().map(|num| (1 + i, num)))
[INFO] [stderr]     |                                   ^^^^^^^^ help: use: `1..=i`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]   --> src/utils.rs:78:23
[INFO] [stderr]    |
[INFO] [stderr] 78 |     for (wp, x) in ws.into_iter().zip(xs) {
[INFO] [stderr]    |                       ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/ec.rs:250:32
[INFO] [stderr]     |
[INFO] [stderr] 250 |         for (i, task) in tasks.into_iter().enumerate() {
[INFO] [stderr]     |                                ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]    --> src/lambda/compression.rs:523:56
[INFO] [stderr]     |
[INFO] [stderr] 523 |                         .chain(arg_tps.into_iter().zip(xs.iter().map(|&x| x)))
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `xs.iter().cloned()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/lambda/compression.rs:1082:9
[INFO] [stderr]      |
[INFO] [stderr] 1082 |         (0..arity + 1)
[INFO] [stderr]      |         ^^^^^^^^^^^^^^ help: use: `(0..=arity)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]     --> src/lambda/compression.rs:1115:63
[INFO] [stderr]      |
[INFO] [stderr] 1115 |             Expression::Application(ref f, ref x) => Box::new((0..arity + 1).flat_map(move |fa| {
[INFO] [stderr]      |                                                               ^^^^^^^^^^^^^^ help: use: `(0..=arity)`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/lambda/eval.rs:740:55
[INFO] [stderr]     |
[INFO] [stderr] 740 |                             let mut args: Vec<_> = xs.into_iter().cloned().collect();
[INFO] [stderr]     |                                                       ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]    --> src/lambda/eval.rs:780:53
[INFO] [stderr]     |
[INFO] [stderr] 780 |                             let mut xs: Vec<_> = xs.into_iter().rev().cloned().collect();
[INFO] [stderr]     |                                                     ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/lambda/parser.rs:123:35
[INFO] [stderr]     |
[INFO] [stderr] 123 |                 .and_then(|i| inp[1..1 + i].parse::<usize>().ok().map(|num| (1 + i, num)))
[INFO] [stderr]     |                                   ^^^^^^^^ help: use: `1..=i`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]   --> src/utils.rs:78:23
[INFO] [stderr]    |
[INFO] [stderr] 78 |     for (wp, x) in ws.into_iter().zip(xs) {
[INFO] [stderr]    |                       ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> tests/gp.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 (n - target).abs() as f64 // numbers close to target
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from((n - target).abs())`
[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] error: strict comparison of f32 or f64
[INFO] [stderr]   --> tests/gp.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     assert_eq!(0.0, score);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> tests/gp.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     assert_eq!(0.0, score);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `programinduction`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> tests/lambda.rs:296:47
[INFO] [stderr]     |
[INFO] [stderr] 296 |                         Ok(ListSpace::List(xs.into_iter().chain(ys).cloned().collect()))
[INFO] [stderr]     |                                               ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> tests/lambda.rs:302:28
[INFO] [stderr]     |
[INFO] [stderr] 302 |                         xs.into_iter()
[INFO] [stderr]     |                            ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> tests/lambda.rs:304:57
[INFO] [stderr]     |
[INFO] [stderr] 304 |                                 f.eval(&[ListSpace::Num(x.clone())])
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: try dereferencing it: `*x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> tests/lambda.rs:398:43
[INFO] [stderr]     |
[INFO] [stderr] 398 |                         Ok(ListSpace::Num(xs[0].clone()))
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^ help: try removing the `clone` call: `xs[0]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "bb0c9570439beb76b616ba66c9d381173fc569f3323c245f705e525b27acbe06"`
[INFO] running `"docker" "rm" "-f" "bb0c9570439beb76b616ba66c9d381173fc569f3323c245f705e525b27acbe06"`
[INFO] [stdout] bb0c9570439beb76b616ba66c9d381173fc569f3323c245f705e525b27acbe06