[INFO] cloning repository https://github.com/deepgreenAN/programmig-contest-challenge-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deepgreenAN/programmig-contest-challenge-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdeepgreenAN%2Fprogrammig-contest-challenge-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdeepgreenAN%2Fprogrammig-contest-challenge-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff4f3b15b257f95afc22f29bc92edabb97eac64e
[INFO] testing deepgreenAN/programmig-contest-challenge-book against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdeepgreenAN%2Fprogrammig-contest-challenge-book" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/deepgreenAN/programmig-contest-challenge-book
[INFO] finished tweaking git repo https://github.com/deepgreenAN/programmig-contest-challenge-book
[INFO] tweaked toml for git repo https://github.com/deepgreenAN/programmig-contest-challenge-book written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/deepgreenAN/programmig-contest-challenge-book on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/deepgreenAN/programmig-contest-challenge-book already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_macro v0.20.1
[INFO] [stderr]   Downloaded darling v0.20.1
[INFO] [stderr]   Downloaded darling_core v0.20.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34e0d621da1a8bbc5388d0077a790de4888c6a5c26e27ac08b857cf1ce8572e6
[INFO] running `Command { std: "docker" "start" "-a" "34e0d621da1a8bbc5388d0077a790de4888c6a5c26e27ac08b857cf1ce8572e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34e0d621da1a8bbc5388d0077a790de4888c6a5c26e27ac08b857cf1ce8572e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34e0d621da1a8bbc5388d0077a790de4888c6a5c26e27ac08b857cf1ce8572e6", kill_on_drop: false }`
[INFO] [stdout] 34e0d621da1a8bbc5388d0077a790de4888c6a5c26e27ac08b857cf1ce8572e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12877b6dd53d41b639dc1472ca21088788478134b0acc8391c013429dd5278a8
[INFO] running `Command { std: "docker" "start" "-a" "12877b6dd53d41b639dc1472ca21088788478134b0acc8391c013429dd5278a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling darling_core v0.20.1
[INFO] [stderr]    Compiling darling_macro v0.20.1
[INFO] [stderr]    Compiling darling v0.20.1
[INFO] [stderr]    Compiling challenge_book_macros v0.1.0 (/opt/rustwide/workdir/challenge_book_macros)
[INFO] [stderr]    Compiling challenge_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `POrdVecExt` is never used
[INFO] [stdout]  --> src/vec_ext/pord_vec_ext.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait POrdVecExt<T: PartialOrd> {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.77s
[INFO] running `Command { std: "docker" "inspect" "12877b6dd53d41b639dc1472ca21088788478134b0acc8391c013429dd5278a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12877b6dd53d41b639dc1472ca21088788478134b0acc8391c013429dd5278a8", kill_on_drop: false }`
[INFO] [stdout] 12877b6dd53d41b639dc1472ca21088788478134b0acc8391c013429dd5278a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29a57905df364582810ae7d0ecb1f6a46dd68f305c3ae983878972654348a8da
[INFO] running `Command { std: "docker" "start" "-a" "29a57905df364582810ae7d0ecb1f6a46dd68f305c3ae983878972654348a8da", kill_on_drop: false }`
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stdout] warning: trait `POrdVecExt` is never used
[INFO] [stdout]  --> src/vec_ext/pord_vec_ext.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait POrdVecExt<T: PartialOrd> {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling challenge_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "29a57905df364582810ae7d0ecb1f6a46dd68f305c3ae983878972654348a8da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a57905df364582810ae7d0ecb1f6a46dd68f305c3ae983878972654348a8da", kill_on_drop: false }`
[INFO] [stdout] 29a57905df364582810ae7d0ecb1f6a46dd68f305c3ae983878972654348a8da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b7e7e92ec5b8dfa64e53d1eef5bcb17be3854275b17dc500e55c21c425954256
[INFO] running `Command { std: "docker" "start" "-a" "b7e7e92ec5b8dfa64e53d1eef5bcb17be3854275b17dc500e55c21c425954256", kill_on_drop: false }`
[INFO] [stderr] warning: trait `POrdVecExt` is never used
[INFO] [stderr]  --> src/vec_ext/pord_vec_ext.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub trait POrdVecExt<T: PartialOrd> {
[INFO] [stderr]   |           ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `challenge_book` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/challenge_book-a1a0392f274da130)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test iterator_ext::multi_peakable::test::test_multi_peak ... ok
[INFO] [stdout] test readers::test::test_read_2d_board ... ok
[INFO] [stdout] test utils::funcs::test::test_binary_search ... ok
[INFO] [stdout] test utils::funcs::test::test_lower_bound ... ok
[INFO] [stdout] test utils::macros::test::test_hash_map ... ok
[INFO] [stdout] test utils::combination::test::test_combination_2d ... ok
[INFO] [stdout] test utils::cmp::test::test_min ... ok
[INFO] [stdout] test utils::neighbor::test::test_eight_neibors ... ok
[INFO] [stdout] test utils::neighbor::test::tet_four_neighbors ... ok
[INFO] [stdout] test vec_ext::pord_vec_ext::test::test_max ... ok
[INFO] [stdout] test vec_ext::ord_vec_ext::test::test_binary_search ... ok
[INFO] [stdout] test vec_ext::pord_vec_ext::test::test_min ... ok
[INFO] [stdout] test vec_ext::pord_vec_ext::test::test_sort ... ok
[INFO] [stdout] test vec_ext::vec_ext::test::test_lower_bound ... ok
[INFO] [stdout] test utils::macros::test::test_max ... ok
[INFO] [stdout] test utils::cmp::test::test_max ... ok
[INFO] [stdout] test utils::macros::test::test_min ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/1_1_1_lottery_full_search.rs (/opt/rustwide/target/debug/deps/1_1_1_lottery_full_search-c7f1327bcd1e5318)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/1_6_1_triangle.rs (/opt/rustwide/target/debug/deps/1_6_1_triangle-dabf279bf97a7bde)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/1_6_2_ants.rs (/opt/rustwide/target/debug/deps/1_6_2_ants-66776ccb9bc1f83f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/1_6_3_lottery_bin_search_memorize.rs (/opt/rustwide/target/debug/deps/1_6_3_lottery_bin_search_memorize-cdd5a09ce425e027)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/2_1_1_partial_sum_dfs.rs (/opt/rustwide/target/debug/deps/2_1_1_partial_sum_dfs-33067ce48b56803c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/2_1_2_lake_counting_dfs.rs (/opt/rustwide/target/debug/deps/2_1_2_lake_counting_dfs-069a06546d59fb2d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/2_1_3_maze_shortest_path_bfs.rs (/opt/rustwide/target/debug/deps/2_1_3_maze_shortest_path_bfs-5db01ca7bef40701)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/2_2_1_coin_greedy.rs (/opt/rustwide/target/debug/deps/2_2_1_coin_greedy-15b399f49446a645)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/2_2_2_section_scheduling_greedy.rs (/opt/rustwide/target/debug/deps/2_2_2_section_scheduling_greedy-9f7091358fa0b4d6)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/2_2_3_best_cow_line_greedy.rs (/opt/rustwide/target/debug/deps/2_2_3_best_cow_line_greedy-af1cb729c430adf4)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/2_2_4_sarumans_army_greedy.rs (/opt/rustwide/target/debug/deps/2_2_4_sarumans_army_greedy-757ff4743aa4408b)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests src/bin/2_2_5_fence_repaier_greedy.rs (/opt/rustwide/target/debug/deps/2_2_5_fence_repaier_greedy-c77bbe48fcdcfb15)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/2_3_1_knapsack_recur_memo.rs (/opt/rustwide/target/debug/deps/2_3_1_knapsack_recur_memo-54ed0c8e71e7494d)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/2_3_2_knapsack_dp_table.rs (/opt/rustwide/target/debug/deps/2_3_2_knapsack_dp_table-8747132ee5fc934a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/2_3_3_longest_common_subsequence_dp.rs (/opt/rustwide/target/debug/deps/2_3_3_longest_common_subsequence_dp-71cd704196094877)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests challenge_book
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/utils/funcs.rs - utils::funcs::ch_max (line 78) ... FAILED
[INFO] [stdout] test src/iterator_ext.rs - iterator_ext::IteratorExt::multi_peek (line 7) ... FAILED
[INFO] [stdout] test src/utils/funcs.rs - utils::funcs::ch_min (line 59) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/utils/funcs.rs - utils::funcs::ch_max (line 78) stdout ----
[INFO] [stdout] error: expected expression, found `,`
[INFO] [stdout]   --> src/utils/funcs.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | ch_max(&mut, z);
[INFO] [stdout]    |            ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/iterator_ext.rs - iterator_ext::IteratorExt::multi_peek (line 7) stdout ----
[INFO] [stdout] error: cannot find macro `approx_eq` in this scope
[INFO] [stdout]   --> src/iterator_ext.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | assert!(approx_eq!(&[f32], &moving_average, &[2.5, 3.5, 4.5, 5.5]));
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use float_cmp::approx_eq;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `multi_peak` in this scope
[INFO] [stdout]   --> src/iterator_ext.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let item = multi_peak.next()?;
[INFO] [stdout]    |                    ^^^^^^^^^^ help: a local variable with a similar name exists: `multi_peek`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `multi_peak` in this scope
[INFO] [stdout]   --> src/iterator_ext.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 + *multi_peak.multi_peak(0)?
[INFO] [stdout]    |                    ^^^^^^^^^^ help: a local variable with a similar name exists: `multi_peek`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `multi_peak` in this scope
[INFO] [stdout]   --> src/iterator_ext.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 + *multi_peak.multi_peak(1)?
[INFO] [stdout]    |                    ^^^^^^^^^^ help: a local variable with a similar name exists: `multi_peek`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `multi_peak` in this scope
[INFO] [stdout]   --> src/iterator_ext.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 + *multi_peak.multi_peak(2)?) as f32
[INFO] [stdout]    |                    ^^^^^^^^^^ help: a local variable with a similar name exists: `multi_peek`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/iterator_ext.rs - iterator_ext::IteratorExt::multi_peek (line 7)
[INFO] [stdout]     src/utils/funcs.rs - utils::funcs::ch_max (line 78)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b7e7e92ec5b8dfa64e53d1eef5bcb17be3854275b17dc500e55c21c425954256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7e7e92ec5b8dfa64e53d1eef5bcb17be3854275b17dc500e55c21c425954256", kill_on_drop: false }`
[INFO] [stdout] b7e7e92ec5b8dfa64e53d1eef5bcb17be3854275b17dc500e55c21c425954256
