[INFO] cloning repository https://github.com/Hinogary/non_solver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hinogary/non_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHinogary%2Fnon_solver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHinogary%2Fnon_solver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e9ffab7ae84fd0c84df65037a6284dd53c154d43 [INFO] checking Hinogary/non_solver against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHinogary%2Fnon_solver" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Hinogary/non_solver on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Hinogary/non_solver [INFO] finished tweaking git repo https://github.com/Hinogary/non_solver [INFO] tweaked toml for git repo https://github.com/Hinogary/non_solver written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/Hinogary/non_solver already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] b047b933829297f8e4690efdfbf0b7d37adaa0b3e0dd659231fb7b28cf2ea497 [INFO] running `Command { std: "docker" "start" "-a" "b047b933829297f8e4690efdfbf0b7d37adaa0b3e0dd659231fb7b28cf2ea497", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b047b933829297f8e4690efdfbf0b7d37adaa0b3e0dd659231fb7b28cf2ea497", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b047b933829297f8e4690efdfbf0b7d37adaa0b3e0dd659231fb7b28cf2ea497", kill_on_drop: false }` [INFO] [stdout] b047b933829297f8e4690efdfbf0b7d37adaa0b3e0dd659231fb7b28cf2ea497 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 614583cf7fd3c847d8afc8dabcfffdbb8bb24c67285a30c87fb0b72cb79de78f [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" "614583cf7fd3c847d8afc8dabcfffdbb8bb24c67285a30c87fb0b72cb79de78f", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking adjacent-pair-iterator v0.1.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling derive_more v0.99.11 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking non_solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/main.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/main.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:172:9 [INFO] [stdout] | [INFO] [stdout] 172 | let mut file = File::create("matrix.txt").unwrap(); [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: panic message is not a string literal [INFO] [stdout] --> src/main.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | format!("{} {} {}", self.size(), vec.size(), target.size()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 22 | "{} {} {}", self.size(), vec.size(), target.size() [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 175 | file.write_all(format!("{}\n", val).as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:181:20 [INFO] [stdout] | [INFO] [stdout] 181 | fn gradient_method(A: &SquareMatrix, x: &mut Vector, b: &Vector, epsilon: f64) -> f64 { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Aresidium` should have a snake case name [INFO] [stdout] --> src/main.rs:185:13 [INFO] [stdout] | [INFO] [stdout] 185 | let mut Aresidium = Vector::zeros(n); [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `aresidium` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:220:29 [INFO] [stdout] | [INFO] [stdout] 220 | fn combined_gradient_method(A: &SquareMatrix, x: &mut Vector, b: &Vector, epsilon: f64) -> f64 { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Asomevec` should have a snake case name [INFO] [stdout] --> src/main.rs:224:13 [INFO] [stdout] | [INFO] [stdout] 224 | let mut Asomevec = Vector::zeros(n); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `asomevec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:172:9 [INFO] [stdout] | [INFO] [stdout] 172 | let mut file = File::create("matrix.txt").unwrap(); [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: panic message is not a string literal [INFO] [stdout] --> src/main.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | format!("{} {} {}", self.size(), vec.size(), target.size()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 22 | "{} {} {}", self.size(), vec.size(), target.size() [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 175 | file.write_all(format!("{}\n", val).as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:181:20 [INFO] [stdout] | [INFO] [stdout] 181 | fn gradient_method(A: &SquareMatrix, x: &mut Vector, b: &Vector, epsilon: f64) -> f64 { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Aresidium` should have a snake case name [INFO] [stdout] --> src/main.rs:185:13 [INFO] [stdout] | [INFO] [stdout] 185 | let mut Aresidium = Vector::zeros(n); [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `aresidium` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:220:29 [INFO] [stdout] | [INFO] [stdout] 220 | fn combined_gradient_method(A: &SquareMatrix, x: &mut Vector, b: &Vector, epsilon: f64) -> f64 { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Asomevec` should have a snake case name [INFO] [stdout] --> src/main.rs:224:13 [INFO] [stdout] | [INFO] [stdout] 224 | let mut Asomevec = Vector::zeros(n); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `asomevec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.66s [INFO] running `Command { std: "docker" "inspect" "614583cf7fd3c847d8afc8dabcfffdbb8bb24c67285a30c87fb0b72cb79de78f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "614583cf7fd3c847d8afc8dabcfffdbb8bb24c67285a30c87fb0b72cb79de78f", kill_on_drop: false }` [INFO] [stdout] 614583cf7fd3c847d8afc8dabcfffdbb8bb24c67285a30c87fb0b72cb79de78f