[INFO] cloning repository https://github.com/benwhittington/PowerMethod [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benwhittington/PowerMethod" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenwhittington%2FPowerMethod", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenwhittington%2FPowerMethod'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 58f8e677ef441727d1bac4bbd0b8bcad19a8c6a7 [INFO] testing benwhittington/PowerMethod against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenwhittington%2FPowerMethod" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/benwhittington/PowerMethod on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/benwhittington/PowerMethod [INFO] finished tweaking git repo https://github.com/benwhittington/PowerMethod [INFO] tweaked toml for git repo https://github.com/benwhittington/PowerMethod written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/benwhittington/PowerMethod already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7839eb842b28cbcd8e3783a9c08d23a0d7604cd34152fae6735c7f28aedc3649 [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" "7839eb842b28cbcd8e3783a9c08d23a0d7604cd34152fae6735c7f28aedc3649", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7839eb842b28cbcd8e3783a9c08d23a0d7604cd34152fae6735c7f28aedc3649", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7839eb842b28cbcd8e3783a9c08d23a0d7604cd34152fae6735c7f28aedc3649", kill_on_drop: false }` [INFO] [stdout] 7839eb842b28cbcd8e3783a9c08d23a0d7604cd34152fae6735c7f28aedc3649 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", 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] d1356edac36a185a67fb95ab7301a55c8edcb635cfea305a099af487b4c90ad6 [INFO] running `Command { std: "docker" "start" "-a" "d1356edac36a185a67fb95ab7301a55c8edcb635cfea305a099af487b4c90ad6", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling power_method v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | let mut b: Vec =vec![2.0,1.0]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | let mut b: Vec =vec![2.0,1.0]; [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: function `DotProduct` should have a snake case name [INFO] [stdout] --> src/main.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn DotProduct(A: &Vec>, b: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `dot_product` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:33:15 [INFO] [stdout] | [INFO] [stdout] 33 | fn DotProduct(A: &Vec>, b: &mut Vec) { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `PowerMethod` should have a snake case name [INFO] [stdout] --> src/main.rs:59:4 [INFO] [stdout] | [INFO] [stdout] 59 | fn PowerMethod(A: &Vec>, v: &Vec, tol: f32) -> EigPair { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `power_method` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:59:16 [INFO] [stdout] | [INFO] [stdout] 59 | fn PowerMethod(A: &Vec>, v: &Vec, tol: f32) -> EigPair { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | fn deflate(A: &mut Vec>, eig: &mut EigPair) { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | fn get_eigs(A: &mut Vec>) -> Vec { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut A=vec![ [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.55s [INFO] running `Command { std: "docker" "inspect" "d1356edac36a185a67fb95ab7301a55c8edcb635cfea305a099af487b4c90ad6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1356edac36a185a67fb95ab7301a55c8edcb635cfea305a099af487b4c90ad6", kill_on_drop: false }` [INFO] [stdout] d1356edac36a185a67fb95ab7301a55c8edcb635cfea305a099af487b4c90ad6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", 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] fd0faf351fdcd84176997cb4e92f48ac6a4c76fb2f289244661ac04ca7db7e57 [INFO] running `Command { std: "docker" "start" "-a" "fd0faf351fdcd84176997cb4e92f48ac6a4c76fb2f289244661ac04ca7db7e57", kill_on_drop: false }` [INFO] [stderr] Compiling power_method v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | let mut b: Vec =vec![2.0,1.0]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | let mut b: Vec =vec![2.0,1.0]; [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: function `DotProduct` should have a snake case name [INFO] [stdout] --> src/main.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn DotProduct(A: &Vec>, b: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `dot_product` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:33:15 [INFO] [stdout] | [INFO] [stdout] 33 | fn DotProduct(A: &Vec>, b: &mut Vec) { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `PowerMethod` should have a snake case name [INFO] [stdout] --> src/main.rs:59:4 [INFO] [stdout] | [INFO] [stdout] 59 | fn PowerMethod(A: &Vec>, v: &Vec, tol: f32) -> EigPair { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `power_method` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:59:16 [INFO] [stdout] | [INFO] [stdout] 59 | fn PowerMethod(A: &Vec>, v: &Vec, tol: f32) -> EigPair { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | fn deflate(A: &mut Vec>, eig: &mut EigPair) { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | fn get_eigs(A: &mut Vec>) -> Vec { [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> src/main.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut A=vec![ [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `Command { std: "docker" "inspect" "fd0faf351fdcd84176997cb4e92f48ac6a4c76fb2f289244661ac04ca7db7e57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd0faf351fdcd84176997cb4e92f48ac6a4c76fb2f289244661ac04ca7db7e57", kill_on_drop: false }` [INFO] [stdout] fd0faf351fdcd84176997cb4e92f48ac6a4c76fb2f289244661ac04ca7db7e57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] f838daae42f73de686c81771f4950b10f40aed4e8f5bb4f8debaf2ad63b6d363 [INFO] running `Command { std: "docker" "start" "-a" "f838daae42f73de686c81771f4950b10f40aed4e8f5bb4f8debaf2ad63b6d363", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `b` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:109:13 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 109 | let mut b: Vec =vec![2.0,1.0]; [INFO] [stdout] [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:109:9 [INFO] [stderr] | [INFO] [stderr] 109 | let mut b: Vec =vec![2.0,1.0]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `DotProduct` should have a snake case name [INFO] [stderr] --> src/main.rs:33:4 [INFO] [stderr] | [INFO] [stderr] 33 | fn DotProduct(A: &Vec>, b: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `dot_product` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `A` should have a snake case name [INFO] [stderr] --> src/main.rs:33:15 [INFO] [stderr] | [INFO] [stderr] 33 | fn DotProduct(A: &Vec>, b: &mut Vec) { [INFO] [stderr] | ^ help: convert the identifier to snake case: `a` [INFO] [stderr] [INFO] [stderr] warning: function `PowerMethod` should have a snake case name [INFO] [stderr] --> src/main.rs:59:4 [INFO] [stderr] | [INFO] [stderr] 59 | fn PowerMethod(A: &Vec>, v: &Vec, tol: f32) -> EigPair { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `power_method` [INFO] [stderr] [INFO] [stderr] warning: variable `A` should have a snake case name [INFO] [stderr] --> src/main.rs:59:16 [INFO] [stderr] | [INFO] [stderr] 59 | fn PowerMethod(A: &Vec>, v: &Vec, tol: f32) -> EigPair { [INFO] [stderr] | ^ help: convert the identifier to snake case: `a` [INFO] [stderr] [INFO] [stderr] warning: variable `A` should have a snake case name [INFO] [stderr] --> src/main.rs:75:12 [INFO] [stderr] | [INFO] [stderr] 75 | fn deflate(A: &mut Vec>, eig: &mut EigPair) { [INFO] [stderr] | ^ help: convert the identifier to snake case: `a` [INFO] [stderr] [INFO] [stderr] warning: variable `A` should have a snake case name [INFO] [stderr] --> src/main.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | fn get_eigs(A: &mut Vec>) -> Vec { [INFO] [stderr] | ^ help: convert the identifier to snake case: `a` [INFO] [stderr] [INFO] [stderr] warning: variable `A` should have a snake case name [INFO] [stderr] --> src/main.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 105 | let mut A=vec![ [INFO] [stderr] | ^ help: convert the identifier to snake case: `a` [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/power_method-7f4322a1266367cc) [INFO] running `Command { std: "docker" "inspect" "f838daae42f73de686c81771f4950b10f40aed4e8f5bb4f8debaf2ad63b6d363", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f838daae42f73de686c81771f4950b10f40aed4e8f5bb4f8debaf2ad63b6d363", kill_on_drop: false }` [INFO] [stdout] f838daae42f73de686c81771f4950b10f40aed4e8f5bb4f8debaf2ad63b6d363