[INFO] cloning repository https://github.com/shakyShane/dsa [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shakyShane/dsa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshakyShane%2Fdsa", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshakyShane%2Fdsa'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8cf73728bd5bd28f189f8d263bf02000f72984f9 [INFO] building shakyShane/dsa against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshakyShane%2Fdsa" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shakyShane/dsa on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shakyShane/dsa [INFO] finished tweaking git repo https://github.com/shakyShane/dsa [INFO] tweaked toml for git repo https://github.com/shakyShane/dsa written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/shakyShane/dsa already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b7f886e6bdbaf1404af4fb8f3b8b77fa8fabb745257eba38a70328d5e9bf9f2a [INFO] running `Command { std: "docker" "start" "-a" "b7f886e6bdbaf1404af4fb8f3b8b77fa8fabb745257eba38a70328d5e9bf9f2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7f886e6bdbaf1404af4fb8f3b8b77fa8fabb745257eba38a70328d5e9bf9f2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7f886e6bdbaf1404af4fb8f3b8b77fa8fabb745257eba38a70328d5e9bf9f2a", kill_on_drop: false }` [INFO] [stdout] b7f886e6bdbaf1404af4fb8f3b8b77fa8fabb745257eba38a70328d5e9bf9f2a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d27a74d227ab800fd464cf9ea7e712c3c472d7625d1d425da722c3c86d1964f0 [INFO] running `Command { std: "docker" "start" "-a" "d27a74d227ab800fd464cf9ea7e712c3c472d7625d1d425da722c3c86d1964f0", kill_on_drop: false }` [INFO] [stderr] Compiling dsa v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> src/coins.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `balanced_recursive` [INFO] [stdout] --> src/balanced_recursive.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn balanced_recursive(input: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `expect` [INFO] [stdout] --> src/balanced_recursive.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn expect(end: Option, input: &mut Chars) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `balanced` [INFO] [stdout] --> src/balanced_stack.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn balanced(input: &str) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `binary_search` [INFO] [stdout] --> src/binary_search.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn binary_search(k: i32, items: &[i32]) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `count_matrix` [INFO] [stdout] --> src/coins.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn count_matrix(matrix: &[Vec]) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `coins` [INFO] [stdout] --> src/coins.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn coins(m: usize, n: usize, matrix: &[Vec]) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `quicksort` [INFO] [stdout] --> src/quick_sort_1.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn quicksort(a: &mut [usize], lo: usize, hi: usize) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `partition` [INFO] [stdout] --> src/quick_sort_1.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn partition(a: &mut [usize], lo: usize, hi: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `swap` [INFO] [stdout] --> src/quick_sort_1.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn swap(a: &mut [usize], lo: usize, hi: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/serialize_tree.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `serialize` [INFO] [stdout] --> src/serialize_tree.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn serialize(root: &Option>) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Tree` [INFO] [stdout] --> src/serialize_tree.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | struct Tree { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `deserialize` [INFO] [stdout] --> src/serialize_tree.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn deserialize(&mut self) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_str` [INFO] [stdout] --> src/serialize_tree.rs:76:12 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn from_str(input: impl Into) -> Tree { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/unival_subtrees.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | value: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/unival_subtrees.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `left` [INFO] [stdout] --> src/unival_subtrees.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | left: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/unival_subtrees.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `right` [INFO] [stdout] --> src/unival_subtrees.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | right: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/unival_subtrees.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/unival_subtrees.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn new(value: impl Into, left: Option>, right: Option>) -> Node { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `count_unival_subtrees` [INFO] [stdout] --> src/unival_subtrees.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn count_unival_subtrees(root: &Option>) -> (usize, bool) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sum_of_two_bruteforce` [INFO] [stdout] --> src/sum_of_two.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn sum_of_two_bruteforce(arr1: &[usize], arr2: &[usize], value: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sum_of_two` [INFO] [stdout] --> src/sum_of_two.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn sum_of_two(arr1: &[usize], arr2: &[usize], value: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sum_of_two_functional` [INFO] [stdout] --> src/sum_of_two.rs:62:4 [INFO] [stdout] | [INFO] [stdout] 62 | fn sum_of_two_functional(arr1: &[usize], arr2: &[usize], value: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "d27a74d227ab800fd464cf9ea7e712c3c472d7625d1d425da722c3c86d1964f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d27a74d227ab800fd464cf9ea7e712c3c472d7625d1d425da722c3c86d1964f0", kill_on_drop: false }` [INFO] [stdout] d27a74d227ab800fd464cf9ea7e712c3c472d7625d1d425da722c3c86d1964f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d26a1abeab8e3d796c4649106daaae69ce9eab0d773834f0acf58acedc160e7 [INFO] running `Command { std: "docker" "start" "-a" "4d26a1abeab8e3d796c4649106daaae69ce9eab0d773834f0acf58acedc160e7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling dsa v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> src/coins.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `count_matrix` [INFO] [stdout] --> src/coins.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn count_matrix(matrix: &[Vec]) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.83s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/dsa-9811352c5b461371) [INFO] running `Command { std: "docker" "inspect" "4d26a1abeab8e3d796c4649106daaae69ce9eab0d773834f0acf58acedc160e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d26a1abeab8e3d796c4649106daaae69ce9eab0d773834f0acf58acedc160e7", kill_on_drop: false }` [INFO] [stdout] 4d26a1abeab8e3d796c4649106daaae69ce9eab0d773834f0acf58acedc160e7