[INFO] updating cached repository https://github.com/geniousli/point24 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/geniousli/point24 [INFO] [stderr] 84f741b..96b0b05 master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 96b0b052fc1e3e138521b6ceeff59411216ee623 [INFO] testing geniousli/point24 against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeniousli%2Fpoint24" "work/builds/worker-3/source"` [INFO] [stderr] Cloning into 'work/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/geniousli/point24 on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/geniousli/point24 [INFO] finished tweaking git repo https://github.com/geniousli/point24 [INFO] tweaked toml for git repo https://github.com/geniousli/point24 written to work/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/geniousli/point24 already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 79882a25d0960bff9363d59d15cce83b0918bbb5608557bae3006f36d9f24784 [INFO] running `"docker" "start" "-a" "79882a25d0960bff9363d59d15cce83b0918bbb5608557bae3006f36d9f24784"` [INFO] [stderr] Compiling point24 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/algorithm/lru.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `thread`, `time` [INFO] [stderr] --> src/algorithm/lru.rs:8:11 [INFO] [stderr] | [INFO] [stderr] 8 | use std::{thread, time}; [INFO] [stderr] | ^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::slice::Iter` [INFO] [stderr] --> src/algorithm/permutation_sequence.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::slice::Iter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Range` [INFO] [stderr] --> src/algorithm/permutation_sequence.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::ops::Range; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::Enumerate` [INFO] [stderr] --> src/algorithm/permutation_sequence.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::iter::Enumerate; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::vec::Vec` [INFO] [stderr] --> src/algorithm/rotate_list.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::vec::Vec; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Deref` [INFO] [stderr] --> src/algorithm/implement_trie_prefix_tree.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ops::Deref; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/algorithm/group_anagrams.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::char` [INFO] [stderr] --> src/algorithm/group_anagrams.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::char; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/algorithm/rotate_image.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stderr] --> src/algorithm/rotate_image.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::collections::hash_map::Entry; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/algorithm/rotate_image.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Range` [INFO] [stderr] --> src/algorithm/rotate_image.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::ops::Range; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::char` [INFO] [stderr] --> src/algorithm/rotate_image.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::char; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::Iterator` [INFO] [stderr] --> src/algorithm/sort_colors.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::iter::Iterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/algorithm/sort_colors.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/algorithm/arithmetic_slices.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::Iterator` [INFO] [stderr] --> src/algorithm/lru.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::iter::Iterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pre` [INFO] [stderr] --> src/algorithm/add_two_number.rs:26:17 [INFO] [stderr] | [INFO] [stderr] 26 | let mut pre: i32 = 0; [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_pre` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/algorithm/lru.rs:44:18 [INFO] [stderr] | [INFO] [stderr] 44 | Some(data) => {} [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/algorithm/advantage_shuffle.rs:8:37 [INFO] [stderr] | [INFO] [stderr] 8 | if let Some((index, val)) = a.iter().enumerate().find(|item| item.1 > x) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm/add_two_number.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | let mut walker = &l1; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm/add_two_number.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | let mut walker2 = &l2; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm/add_two_number.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | let mut pre: i32 = 0; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm/middle_number.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | let mut i_nums = nums; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/problem/mod.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let mut iter = SelfIter { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/algorithm/rotate_list.rs:12:3 [INFO] [stderr] | [INFO] [stderr] 12 | fn new(val: i32) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `advantage_shuffle`, `array_partition_i`, `best_time_to_buy_and_sell_stock`, `find_first_and_last_position_of_element_in_sorted_array`, `group_anagrams`, `heap`, `house_robber_ii`, `house_robber`, `implement_trie_prefix_tree`, `lru`, `merge_intervals`, `middle_number`, `most_long_str`, `most_water`, `receive_water`, `search_in_rotated_sorted_array`, `simplify_path`, `sort_colors`, `submissions` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | best_time_to_buy_and_sell_stock, find_first_and_last_position_of_element_in_sorted_array, heap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^ [INFO] [stderr] 4 | lru, middle_number, most_long_str, most_water, receive_water, search_in_rotated_sorted_array, implement_trie_prefix_tree, submissions, house_robber, house_robber_ii,group_anagrams, merge_intervals, sort_colors, simplify_path, advantage_shuffle, array_partition_i, arithmetic_slices, [INFO] [stderr] | ^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `point24::problem` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use point24::problem; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Person` [INFO] [stderr] --> src/main.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | struct Person { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `say` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | fn say() { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `say_name` [INFO] [stderr] --> src/main.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | fn say_name() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `"docker" "inspect" "79882a25d0960bff9363d59d15cce83b0918bbb5608557bae3006f36d9f24784"` [INFO] running `"docker" "rm" "-f" "79882a25d0960bff9363d59d15cce83b0918bbb5608557bae3006f36d9f24784"` [INFO] [stdout] 79882a25d0960bff9363d59d15cce83b0918bbb5608557bae3006f36d9f24784 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] 8d5a72d3f286637f18026a26212b05909e0e8e28875b2848096febeb6f0346ce [INFO] running `"docker" "start" "-a" "8d5a72d3f286637f18026a26212b05909e0e8e28875b2848096febeb6f0346ce"` [INFO] [stderr] Compiling point24 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/algorithm/lru.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `thread`, `time` [INFO] [stderr] --> src/algorithm/lru.rs:8:11 [INFO] [stderr] | [INFO] [stderr] 8 | use std::{thread, time}; [INFO] [stderr] | ^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::slice::Iter` [INFO] [stderr] --> src/algorithm/permutation_sequence.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::slice::Iter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Range` [INFO] [stderr] --> src/algorithm/permutation_sequence.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::ops::Range; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::Enumerate` [INFO] [stderr] --> src/algorithm/permutation_sequence.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::iter::Enumerate; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::vec::Vec` [INFO] [stderr] --> src/algorithm/rotate_list.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::vec::Vec; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Deref` [INFO] [stderr] --> src/algorithm/implement_trie_prefix_tree.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ops::Deref; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/algorithm/group_anagrams.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::char` [INFO] [stderr] --> src/algorithm/group_anagrams.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::char; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/algorithm/rotate_image.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stderr] --> src/algorithm/rotate_image.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::collections::hash_map::Entry; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/algorithm/rotate_image.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Range` [INFO] [stderr] --> src/algorithm/rotate_image.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::ops::Range; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::char` [INFO] [stderr] --> src/algorithm/rotate_image.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::char; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::Iterator` [INFO] [stderr] --> src/algorithm/sort_colors.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::iter::Iterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/algorithm/sort_colors.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/algorithm/arithmetic_slices.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `advantage_shuffle`, `array_partition_i`, `best_time_to_buy_and_sell_stock`, `find_first_and_last_position_of_element_in_sorted_array`, `group_anagrams`, `heap`, `house_robber_ii`, `house_robber`, `implement_trie_prefix_tree`, `lru`, `merge_intervals`, `middle_number`, `most_long_str`, `most_water`, `receive_water`, `search_in_rotated_sorted_array`, `simplify_path`, `sort_colors`, `submissions` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | best_time_to_buy_and_sell_stock, find_first_and_last_position_of_element_in_sorted_array, heap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^ [INFO] [stderr] 4 | lru, middle_number, most_long_str, most_water, receive_water, search_in_rotated_sorted_array, implement_trie_prefix_tree, submissions, house_robber, house_robber_ii,group_anagrams, merge_intervals, sort_colors, simplify_path, advantage_shuffle, array_partition_i, arithmetic_slices, [INFO] [stderr] | ^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `point24::problem` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use point24::problem; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Person` [INFO] [stderr] --> src/main.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | struct Person { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `say` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | fn say() { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `say_name` [INFO] [stderr] --> src/main.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | fn say_name() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::Iterator` [INFO] [stderr] --> src/algorithm/lru.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::iter::Iterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pre` [INFO] [stderr] --> src/algorithm/add_two_number.rs:26:17 [INFO] [stderr] | [INFO] [stderr] 26 | let mut pre: i32 = 0; [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_pre` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/algorithm/lru.rs:44:18 [INFO] [stderr] | [INFO] [stderr] 44 | Some(data) => {} [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/algorithm/advantage_shuffle.rs:8:37 [INFO] [stderr] | [INFO] [stderr] 8 | if let Some((index, val)) = a.iter().enumerate().find(|item| item.1 > x) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm/add_two_number.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | let mut walker = &l1; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm/add_two_number.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | let mut walker2 = &l2; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm/add_two_number.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | let mut pre: i32 = 0; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm/middle_number.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | let mut i_nums = nums; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm/rotate_list.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut ary = vec![1,2,3,4,5]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/problem/mod.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let mut iter = SelfIter { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.06s [INFO] running `"docker" "inspect" "8d5a72d3f286637f18026a26212b05909e0e8e28875b2848096febeb6f0346ce"` [INFO] running `"docker" "rm" "-f" "8d5a72d3f286637f18026a26212b05909e0e8e28875b2848096febeb6f0346ce"` [INFO] [stdout] 8d5a72d3f286637f18026a26212b05909e0e8e28875b2848096febeb6f0346ce [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] c4176465326374cc6c214e7d3789fbdd1ede20a5d34b04262a5370f66d25ac9a [INFO] running `"docker" "start" "-a" "c4176465326374cc6c214e7d3789fbdd1ede20a5d34b04262a5370f66d25ac9a"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/point24-da02886713519b9c [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test algorithm::permutation_sequence::test::test_n_value ... ok [INFO] [stdout] test algorithm::rotate_list::test::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/point24-c611a583770a1c4f [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 [INFO] [stdout] [INFO] [stderr] Doc-tests point24 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "c4176465326374cc6c214e7d3789fbdd1ede20a5d34b04262a5370f66d25ac9a"` [INFO] running `"docker" "rm" "-f" "c4176465326374cc6c214e7d3789fbdd1ede20a5d34b04262a5370f66d25ac9a"` [INFO] [stdout] c4176465326374cc6c214e7d3789fbdd1ede20a5d34b04262a5370f66d25ac9a