[INFO] cloning repository https://github.com/PatrickAulbach/arnolid_method [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PatrickAulbach/arnolid_method" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrickAulbach%2Farnolid_method", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrickAulbach%2Farnolid_method'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2dac34ac7b37b61f6716860d2a2d92f3b5569579 [INFO] checking PatrickAulbach/arnolid_method against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrickAulbach%2Farnolid_method" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PatrickAulbach/arnolid_method on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PatrickAulbach/arnolid_method [INFO] finished tweaking git repo https://github.com/PatrickAulbach/arnolid_method [INFO] tweaked toml for git repo https://github.com/PatrickAulbach/arnolid_method written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/PatrickAulbach/arnolid_method already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9839c277741012f1b0325dbc82d0bb96c3fe7d5960ab5c7d6ae3b46907490394 [INFO] running `Command { std: "docker" "start" "-a" "9839c277741012f1b0325dbc82d0bb96c3fe7d5960ab5c7d6ae3b46907490394", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9839c277741012f1b0325dbc82d0bb96c3fe7d5960ab5c7d6ae3b46907490394", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9839c277741012f1b0325dbc82d0bb96c3fe7d5960ab5c7d6ae3b46907490394", kill_on_drop: false }` [INFO] [stdout] 9839c277741012f1b0325dbc82d0bb96c3fe7d5960ab5c7d6ae3b46907490394 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f00ddae032ea6cef78b370681d3d8a5131d17ef90e020446d541d9585a455e3f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f00ddae032ea6cef78b370681d3d8a5131d17ef90e020446d541d9585a455e3f", kill_on_drop: false }` [INFO] [stderr] Checking assert_approx_eq v1.1.0 [INFO] [stderr] Checking arnolid_method v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `vector_addition_subtraction` [INFO] [stdout] --> src/vector_operations/vector_operations.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn vector_addition_subtraction(first_vector: &mut Vec, second_vector: &Vec, is_subtraction: 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: `euclidean_norm` [INFO] [stdout] --> src/vector_operations/vector_operations.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn euclidean_norm(vector: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `scalar_vector_multiplication` [INFO] [stdout] --> src/vector_operations/vector_operations.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn scalar_vector_multiplication(scalar: f64, vector: &Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `scalar_product` [INFO] [stdout] --> src/vector_operations/vector_operations.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn scalar_product(first_vector: &Vec, second_vector: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gram_schmidt` [INFO] [stdout] --> src/vector_operations/vector_operations.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn gram_schmidt(base_vector_matrix: &mut Vec>, hessenberg_matrix: &mut Vec>, iteration_count: usize) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `matrix_vector_multiplication` [INFO] [stdout] --> src/matrix_vector_operations/matrix_vector_operations.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn matrix_vector_multiplication(matrix: &Matrix, vector: &Vec, solution: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_matrix_from_file` [INFO] [stdout] --> src/matrix_vector_operations/matrix_vector_operations.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn read_matrix_from_file(path: &Path) -> Matrix { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Matrix` [INFO] [stdout] --> src/matrix/matrix.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Matrix { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/matrix/matrix.rs:8:19 [INFO] [stdout] | [INFO] [stdout] 8 | pub(crate) fn new(columns: usize, rows: usize, data: Vec>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_matrix` [INFO] [stdout] --> src/matrix/matrix.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn get_matrix(&self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_column_len` [INFO] [stdout] --> src/matrix/matrix.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn get_column_len(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_row_len` [INFO] [stdout] --> src/matrix/matrix.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn get_row_len(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `arnoldi_method` [INFO] [stdout] --> src/arnoldi_method.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn arnoldi_method(path: &Path, right_hand_side: &Vec, krylov_subspace_dimension: usize) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/matrix_vector_operations/matrix_vector_operations.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | for i in 0..matrix.get_row_len() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "f00ddae032ea6cef78b370681d3d8a5131d17ef90e020446d541d9585a455e3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f00ddae032ea6cef78b370681d3d8a5131d17ef90e020446d541d9585a455e3f", kill_on_drop: false }` [INFO] [stdout] f00ddae032ea6cef78b370681d3d8a5131d17ef90e020446d541d9585a455e3f