[INFO] cloning repository https://github.com/techyangj/rust-leetcode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/techyangj/rust-leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechyangj%2Frust-leetcode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechyangj%2Frust-leetcode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ec3042e5988ef465d3fcd970c3f73bf7a4c57c90 [INFO] building techyangj/rust-leetcode against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechyangj%2Frust-leetcode" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/techyangj/rust-leetcode on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/techyangj/rust-leetcode [INFO] finished tweaking git repo https://github.com/techyangj/rust-leetcode [INFO] tweaked toml for git repo https://github.com/techyangj/rust-leetcode written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/techyangj/rust-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6cf0610187d57c8b30493ae13a47f03a87e556896cf1d94599657831c036620f [INFO] running `Command { std: "docker" "start" "-a" "6cf0610187d57c8b30493ae13a47f03a87e556896cf1d94599657831c036620f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6cf0610187d57c8b30493ae13a47f03a87e556896cf1d94599657831c036620f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cf0610187d57c8b30493ae13a47f03a87e556896cf1d94599657831c036620f", kill_on_drop: false }` [INFO] [stdout] 6cf0610187d57c8b30493ae13a47f03a87e556896cf1d94599657831c036620f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9240a92d8e5a49a748c50dcc5e9ea30aa3efedb866aed54ac091d70cb6ccbaeb [INFO] running `Command { std: "docker" "start" "-a" "9240a92d8e5a49a748c50dcc5e9ea30aa3efedb866aed54ac091d70cb6ccbaeb", kill_on_drop: false }` [INFO] [stderr] Compiling rust-leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `subLength` is never read [INFO] [stdout] --> src/leetcode_0209.rs:14:26 [INFO] [stdout] | [INFO] [stdout] 14 | let (mut result, mut subLength): (i32, i32) = (i32::MAX, 0); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/leetcode_0059.rs:15:14 [INFO] [stdout] | [INFO] [stdout] 15 | let (mut i, mut j): (usize, usize) = (0, 0); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `j` is never read [INFO] [stdout] --> src/leetcode_0059.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | let (mut i, mut j): (usize, usize) = (0, 0); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_duplicates1` is never used [INFO] [stdout] --> src/leetcode_0026.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn remove_duplicates1(nums: &mut Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_duplicates2` is never used [INFO] [stdout] --> src/leetcode_0026.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn remove_duplicates2(nums: &mut Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_element1` is never used [INFO] [stdout] --> src/leetcode_0027.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn remove_element1(nums: &mut Vec, val: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_element2` is never used [INFO] [stdout] --> src/leetcode_0027.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn remove_element2(nums: &mut Vec, val: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `search_range` is never used [INFO] [stdout] --> src/leetcode_0034.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn search_range(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `search_binary` is never used [INFO] [stdout] --> src/leetcode_0034.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn search_binary(nums: &Vec, target: i32, lower: bool) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `search_insert1` is never used [INFO] [stdout] --> src/leetcode_0035.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn search_insert1(nums: Vec, target: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `search_insert2` is never used [INFO] [stdout] --> src/leetcode_0035.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn search_insert2(nums: Vec, target: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `search_insert3` is never used [INFO] [stdout] --> src/leetcode_0035.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn search_insert3(nums: Vec, target: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `my_sqrt` is never used [INFO] [stdout] --> src/leetcode_0069.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn my_sqrt(x: i32) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `move_zeroes1` is never used [INFO] [stdout] --> src/leetcode_0283.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn move_zeroes1(nums: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `move_zeroes2` is never used [INFO] [stdout] --> src/leetcode_0283.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn move_zeroes2(nums: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `move_zeroes3` is never used [INFO] [stdout] --> src/leetcode_0283.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn move_zeroes3(nums: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_perfect_square` is never used [INFO] [stdout] --> src/leetcode_0367.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn is_perfect_square(num: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `search1` is never used [INFO] [stdout] --> src/leetcode_0704.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn search1(nums: Vec, target: i32) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `search2` is never used [INFO] [stdout] --> src/leetcode_0704.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn search2(nums: Vec, target: i32) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `search3` is never used [INFO] [stdout] --> src/leetcode_0704.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn search3(nums: Vec, target: i32) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `backspace_compare` is never used [INFO] [stdout] --> src/leetcode_0844.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn backspace_compare(s: String, t: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sorted_squares` is never used [INFO] [stdout] --> src/leetcode_0977.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn sorted_squares(nums: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `min_sub_array_len` is never used [INFO] [stdout] --> src/leetcode_0209.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn min_sub_array_len(target: i32, nums: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generate_matrix` is never used [INFO] [stdout] --> src/leetcode_0059.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn generate_matrix(n: i32) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `subLength` should have a snake case name [INFO] [stdout] --> src/leetcode_0209.rs:14:26 [INFO] [stdout] | [INFO] [stdout] 14 | let (mut result, mut subLength): (i32, i32) = (i32::MAX, 0); [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `sub_length` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `startX` should have a snake case name [INFO] [stdout] --> src/leetcode_0059.rs:12:14 [INFO] [stdout] | [INFO] [stdout] 12 | let (mut startX, mut startY, mut offset): (usize, usize, usize) = (0, 0, 1); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `start_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `startY` should have a snake case name [INFO] [stdout] --> src/leetcode_0059.rs:12:26 [INFO] [stdout] | [INFO] [stdout] 12 | let (mut startX, mut startY, mut offset): (usize, usize, usize) = (0, 0, 1); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `start_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "9240a92d8e5a49a748c50dcc5e9ea30aa3efedb866aed54ac091d70cb6ccbaeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9240a92d8e5a49a748c50dcc5e9ea30aa3efedb866aed54ac091d70cb6ccbaeb", kill_on_drop: false }` [INFO] [stdout] 9240a92d8e5a49a748c50dcc5e9ea30aa3efedb866aed54ac091d70cb6ccbaeb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8297550f38a31f35873d07386450452a586dc602c88938dd7eb1af6665aa19f3 [INFO] running `Command { std: "docker" "start" "-a" "8297550f38a31f35873d07386450452a586dc602c88938dd7eb1af6665aa19f3", kill_on_drop: false }` [INFO] [stderr] Compiling rust-leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `subLength` is never read [INFO] [stdout] --> src/leetcode_0209.rs:14:26 [INFO] [stdout] | [INFO] [stdout] 14 | let (mut result, mut subLength): (i32, i32) = (i32::MAX, 0); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/leetcode_0059.rs:15:14 [INFO] [stdout] | [INFO] [stdout] 15 | let (mut i, mut j): (usize, usize) = (0, 0); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `j` is never read [INFO] [stdout] --> src/leetcode_0059.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | let (mut i, mut j): (usize, usize) = (0, 0); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `subLength` should have a snake case name [INFO] [stdout] --> src/leetcode_0209.rs:14:26 [INFO] [stdout] | [INFO] [stdout] 14 | let (mut result, mut subLength): (i32, i32) = (i32::MAX, 0); [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `sub_length` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `startX` should have a snake case name [INFO] [stdout] --> src/leetcode_0059.rs:12:14 [INFO] [stdout] | [INFO] [stdout] 12 | let (mut startX, mut startY, mut offset): (usize, usize, usize) = (0, 0, 1); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `start_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `startY` should have a snake case name [INFO] [stdout] --> src/leetcode_0059.rs:12:26 [INFO] [stdout] | [INFO] [stdout] 12 | let (mut startX, mut startY, mut offset): (usize, usize, usize) = (0, 0, 1); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `start_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "8297550f38a31f35873d07386450452a586dc602c88938dd7eb1af6665aa19f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8297550f38a31f35873d07386450452a586dc602c88938dd7eb1af6665aa19f3", kill_on_drop: false }` [INFO] [stdout] 8297550f38a31f35873d07386450452a586dc602c88938dd7eb1af6665aa19f3