[INFO] cloning repository https://github.com/lonelyhentai/rusty-leetcode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lonelyhentai/rusty-leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonelyhentai%2Frusty-leetcode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonelyhentai%2Frusty-leetcode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7314dbdadcff36a62be87514c16aa02c262edfe5 [INFO] checking lonelyhentai/rusty-leetcode against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonelyhentai%2Frusty-leetcode" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lonelyhentai/rusty-leetcode on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lonelyhentai/rusty-leetcode [INFO] finished tweaking git repo https://github.com/lonelyhentai/rusty-leetcode [INFO] tweaked toml for git repo https://github.com/lonelyhentai/rusty-leetcode written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lonelyhentai/rusty-leetcode 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simple-error v0.2.3 [INFO] [stderr] Downloaded once_cell v1.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6b4383f6b8930c9b796419612dfa5e50bba248e9918c240c300587ae108c42f7 [INFO] running `Command { std: "docker" "start" "-a" "6b4383f6b8930c9b796419612dfa5e50bba248e9918c240c300587ae108c42f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b4383f6b8930c9b796419612dfa5e50bba248e9918c240c300587ae108c42f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b4383f6b8930c9b796419612dfa5e50bba248e9918c240c300587ae108c42f7", kill_on_drop: false }` [INFO] [stdout] 6b4383f6b8930c9b796419612dfa5e50bba248e9918c240c300587ae108c42f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5ac37c714a8ea2c8c75a199b9621768e973e7bff8d219e031e09803c26ffedb [INFO] running `Command { std: "docker" "start" "-a" "b5ac37c714a8ea2c8c75a199b9621768e973e7bff8d219e031e09803c26ffedb", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking once_cell v1.6.0 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking simple-error v0.2.3 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/utils/linked_list.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DoubleEndedIterator` is imported redundantly [INFO] [stdout] --> src/utils/linked_list.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::iter::DoubleEndedIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `DoubleEndedIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/add_two_numbers_2.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DoubleEndedIterator` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/add_two_numbers_2.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use std::iter::DoubleEndedIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `DoubleEndedIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_two_sorted_lists_21.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DoubleEndedIterator` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_two_sorted_lists_21.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use std::iter::DoubleEndedIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `DoubleEndedIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_k_sorted_lists_23.rs:25:16 [INFO] [stdout] | [INFO] [stdout] 25 | use std::cmp::{Ord, PartialEq, Ordering, PartialOrd, Reverse}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_k_sorted_lists_23.rs:25:21 [INFO] [stdout] | [INFO] [stdout] 25 | use std::cmp::{Ord, PartialEq, Ordering, PartialOrd, Reverse}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialOrd` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_k_sorted_lists_23.rs:25:42 [INFO] [stdout] | [INFO] [stdout] 25 | use std::cmp::{Ord, PartialEq, Ordering, PartialOrd, Reverse}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialOrd` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_k_sorted_lists_23.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DoubleEndedIterator` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_k_sorted_lists_23.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use std::iter::DoubleEndedIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `DoubleEndedIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/utils/linked_list.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DoubleEndedIterator` is imported redundantly [INFO] [stdout] --> src/utils/linked_list.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::iter::DoubleEndedIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `DoubleEndedIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `lc_tree_vec` is imported redundantly [INFO] [stdout] --> src/utils/tree.rs:119:18 [INFO] [stdout] | [INFO] [stdout] 79 | / macro_rules! lc_tree_vec { [INFO] [stdout] 80 | | () => { [INFO] [stdout] 81 | | Vec::>::new() [INFO] [stdout] 82 | | }; [INFO] [stdout] ... | [INFO] [stdout] 105 | | }; [INFO] [stdout] 106 | | } [INFO] [stdout] | |_- the item `lc_tree_vec` is already defined here [INFO] [stdout] ... [INFO] [stdout] 119 | use crate::{ lc_tree_vec, tree_node, tree_leaf, lc_tree }; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tree_node` is imported redundantly [INFO] [stdout] --> src/utils/tree.rs:119:31 [INFO] [stdout] | [INFO] [stdout] 61 | / macro_rules! tree_node { [INFO] [stdout] 62 | | ($elem: expr, $left: expr, $right: expr) => { [INFO] [stdout] 63 | | Some(::std::rc::Rc::new(::std::cell::RefCell::new(crate::utils::tree::TreeNode { [INFO] [stdout] 64 | | val: $elem, [INFO] [stdout] ... | [INFO] [stdout] 68 | | }; [INFO] [stdout] 69 | | } [INFO] [stdout] | |_- the item `tree_node` is already defined here [INFO] [stdout] ... [INFO] [stdout] 119 | use crate::{ lc_tree_vec, tree_node, tree_leaf, lc_tree }; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tree_leaf` is imported redundantly [INFO] [stdout] --> src/utils/tree.rs:119:42 [INFO] [stdout] | [INFO] [stdout] 72 | / macro_rules! tree_leaf { [INFO] [stdout] 73 | | ($elem: expr) => { [INFO] [stdout] 74 | | tree_node!($elem, None, None) [INFO] [stdout] 75 | | }; [INFO] [stdout] 76 | | } [INFO] [stdout] | |_- the item `tree_leaf` is already defined here [INFO] [stdout] ... [INFO] [stdout] 119 | use crate::{ lc_tree_vec, tree_node, tree_leaf, lc_tree }; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `lc_tree` is imported redundantly [INFO] [stdout] --> src/utils/tree.rs:119:53 [INFO] [stdout] | [INFO] [stdout] 109 | / macro_rules! lc_tree { [INFO] [stdout] 110 | | ( $($rest: tt),* ) => { [INFO] [stdout] 111 | | { [INFO] [stdout] 112 | | crate::utils::tree::TreeNode::build_lc_tree( crate::lc_tree_vec![ $($rest),* ] ) [INFO] [stdout] 113 | | } [INFO] [stdout] 114 | | }; [INFO] [stdout] 115 | | } [INFO] [stdout] | |_- the item `lc_tree` is already defined here [INFO] [stdout] ... [INFO] [stdout] 119 | use crate::{ lc_tree_vec, tree_node, tree_leaf, lc_tree }; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `lc_matrix` is imported redundantly [INFO] [stdout] --> src/utils/array.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 2 | / macro_rules! lc_matrix { [INFO] [stdout] 3 | | ( $( [ $( $x: expr ), * ] ),* ) => { [INFO] [stdout] 4 | | { [INFO] [stdout] 5 | | let mut all_vec = Vec::new(); [INFO] [stdout] ... | [INFO] [stdout] 15 | | }; [INFO] [stdout] 16 | | } [INFO] [stdout] | |_- the item `lc_matrix` is already defined here [INFO] [stdout] ... [INFO] [stdout] 51 | use crate::{lc_matrix, lc_matrix_s, lc_vec_s }; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `lc_matrix_s` is imported redundantly [INFO] [stdout] --> src/utils/array.rs:51:28 [INFO] [stdout] | [INFO] [stdout] 19 | / macro_rules! lc_matrix_s { [INFO] [stdout] 20 | | ( $( [ $( $x: expr ), * ] ),* ) => { [INFO] [stdout] 21 | | { [INFO] [stdout] 22 | | let mut all_vec = Vec::new(); [INFO] [stdout] ... | [INFO] [stdout] 32 | | }; [INFO] [stdout] 33 | | } [INFO] [stdout] | |_- the item `lc_matrix_s` is already defined here [INFO] [stdout] ... [INFO] [stdout] 51 | use crate::{lc_matrix, lc_matrix_s, lc_vec_s }; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `lc_vec_s` is imported redundantly [INFO] [stdout] --> src/utils/array.rs:51:41 [INFO] [stdout] | [INFO] [stdout] 36 | / macro_rules! lc_vec_s { [INFO] [stdout] 37 | | () => { Vec::::new() }; [INFO] [stdout] 38 | | ( $( $x:expr ),* ) => { [INFO] [stdout] 39 | | { [INFO] [stdout] ... | [INFO] [stdout] 46 | | }; [INFO] [stdout] 47 | | } [INFO] [stdout] | |_- the item `lc_vec_s` is already defined here [INFO] [stdout] ... [INFO] [stdout] 51 | use crate::{lc_matrix, lc_matrix_s, lc_vec_s }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/add_two_numbers_2.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DoubleEndedIterator` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/add_two_numbers_2.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use std::iter::DoubleEndedIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `DoubleEndedIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_two_sorted_lists_21.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DoubleEndedIterator` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_two_sorted_lists_21.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use std::iter::DoubleEndedIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `DoubleEndedIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_k_sorted_lists_23.rs:25:16 [INFO] [stdout] | [INFO] [stdout] 25 | use std::cmp::{Ord, PartialEq, Ordering, PartialOrd, Reverse}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_k_sorted_lists_23.rs:25:21 [INFO] [stdout] | [INFO] [stdout] 25 | use std::cmp::{Ord, PartialEq, Ordering, PartialOrd, Reverse}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialOrd` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_k_sorted_lists_23.rs:25:42 [INFO] [stdout] | [INFO] [stdout] 25 | use std::cmp::{Ord, PartialEq, Ordering, PartialOrd, Reverse}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialOrd` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_k_sorted_lists_23.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DoubleEndedIterator` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/merge_k_sorted_lists_23.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use std::iter::DoubleEndedIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `DoubleEndedIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ListNode` is imported redundantly [INFO] [stdout] --> src/linked_list_tag/plus_one_linked_list_369.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 64 | use super::*; [INFO] [stdout] | -------- the item `ListNode` is already imported here [INFO] [stdout] 65 | use crate::utils::linked_list::ListNode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/dp_tag/android_unlock_patterns_351.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | &INDIRECT [INFO] [stdout] | ^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 31 | addr_of!(INDIRECT) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_list_tag/plus_one_linked_list_369.rs:41:31 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn plus_one_recursive(mut head: &mut Box) -> bool { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/dp_tag/android_unlock_patterns_351.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | &INDIRECT [INFO] [stdout] | ^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 31 | addr_of!(INDIRECT) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/design_tag/design_excel_sum_formula_631.rs:104:17 [INFO] [stdout] | [INFO] [stdout] 104 | let mut node = self.retrieve_mut(r, c); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_list_tag/plus_one_linked_list_369.rs:41:31 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn plus_one_recursive(mut head: &mut Box) -> bool { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/design_tag/design_excel_sum_formula_631.rs:104:17 [INFO] [stdout] | [INFO] [stdout] 104 | let mut node = self.retrieve_mut(r, c); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.09s [INFO] running `Command { std: "docker" "inspect" "b5ac37c714a8ea2c8c75a199b9621768e973e7bff8d219e031e09803c26ffedb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5ac37c714a8ea2c8c75a199b9621768e973e7bff8d219e031e09803c26ffedb", kill_on_drop: false }` [INFO] [stdout] b5ac37c714a8ea2c8c75a199b9621768e973e7bff8d219e031e09803c26ffedb