[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] a84b1b85c08c54bc585cd90b6b6d8e9064a18065 [INFO] checking PatrickAulbach/arnolid_method against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrickAulbach%2Farnolid_method" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PatrickAulbach/arnolid_method on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-13/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" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] acb41ca194f62d19eb59d7233bf011c4cbcb256d720f305b27febfbf9e6b007d [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" "acb41ca194f62d19eb59d7233bf011c4cbcb256d720f305b27febfbf9e6b007d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "acb41ca194f62d19eb59d7233bf011c4cbcb256d720f305b27febfbf9e6b007d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acb41ca194f62d19eb59d7233bf011c4cbcb256d720f305b27febfbf9e6b007d", kill_on_drop: false }` [INFO] [stdout] acb41ca194f62d19eb59d7233bf011c4cbcb256d720f305b27febfbf9e6b007d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3bd27884d679b4c1424013330dd19aadb34b745b4ad8d45f0a8cc40e3b475d5a [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" "3bd27884d679b4c1424013330dd19aadb34b745b4ad8d45f0a8cc40e3b475d5a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking assert_approx_eq v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.3.1 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking num v0.3.1 [INFO] [stderr] Checking arnolid_method v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/common/reader/file_reader.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{BufReader, BufRead}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Neg` [INFO] [stdout] --> src/operations/matrix_operations.rs:3:37 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ops::{Mul, Add, AddAssign, Neg}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Dimensions` [INFO] [stdout] --> src/operations/matrix_operations.rs:7:57 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::common::matrix::dimensions::{DimensionError, Dimensions}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num::Num` [INFO] [stdout] --> src/krylov_subspace_methods/arnoldi_method.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use num::Num; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/common/reader/file_reader.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{BufReader, BufRead}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Neg` [INFO] [stdout] --> src/operations/matrix_operations.rs:3:37 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ops::{Mul, Add, AddAssign, Neg}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Dimensions` [INFO] [stdout] --> src/operations/matrix_operations.rs:7:57 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::common::matrix::dimensions::{DimensionError, Dimensions}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num::Num` [INFO] [stdout] --> src/krylov_subspace_methods/arnoldi_method.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use num::Num; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/common/reader/file_reader.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let file = BufReader::new(File::open(path).unwrap()); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test` [INFO] [stdout] --> src/operations/matrix_operations.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | let test = a.nrows() * a.ncols(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_test` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/operations/matrix_operations.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | let data = data; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dot` [INFO] [stdout] --> src/operations/matrix_operations.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | let dot = dot; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dot` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/operations/arnoldi/arnoldi_operations.rs:13:84 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn arnoldi_orthogonalization(mut v: Vector, q: Matrix, h: Matrix, k: usize) -> Vector [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/krylov_subspace_methods/arnoldi_method.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | fn new(path: &Path) -> Matrix { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/krylov_subspace_methods/kaczmarz_method.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | fn new(path: &Path) -> Vector { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/common/matrix/matrix.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn ncols(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 36 | self.ncols() [INFO] [stdout] | ------------ recursive call site [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unconditional_recursion)]` on by default [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/common/matrix/matrix.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn nrows(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 40 | self.nrows() [INFO] [stdout] | ------------ recursive call site [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/common/reader/file_reader.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let file = BufReader::new(File::open(path).unwrap()); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test` [INFO] [stdout] --> src/operations/matrix_operations.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | let test = a.nrows() * a.ncols(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_test` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/operations/matrix_operations.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | let data = data; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dot` [INFO] [stdout] --> src/operations/matrix_operations.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | let dot = dot; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dot` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/operations/arnoldi/arnoldi_operations.rs:13:84 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn arnoldi_orthogonalization(mut v: Vector, q: Matrix, h: Matrix, k: usize) -> Vector [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/krylov_subspace_methods/arnoldi_method.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | fn new(path: &Path) -> Matrix { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/krylov_subspace_methods/kaczmarz_method.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | fn new(path: &Path) -> Vector { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/common/matrix/matrix.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn ncols(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 36 | self.ncols() [INFO] [stdout] | ------------ recursive call site [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unconditional_recursion)]` on by default [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/common/matrix/matrix.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn nrows(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 40 | self.nrows() [INFO] [stdout] | ------------ recursive call site [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.49s [INFO] running `Command { std: "docker" "inspect" "3bd27884d679b4c1424013330dd19aadb34b745b4ad8d45f0a8cc40e3b475d5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bd27884d679b4c1424013330dd19aadb34b745b4ad8d45f0a8cc40e3b475d5a", kill_on_drop: false }` [INFO] [stdout] 3bd27884d679b4c1424013330dd19aadb34b745b4ad8d45f0a8cc40e3b475d5a