[INFO] updating cached repository wilkmaia/linear-systems-solver [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/wilkmaia/linear-systems-solver [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/wilkmaia/linear-systems-solver" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/wilkmaia/linear-systems-solver"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/wilkmaia/linear-systems-solver'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/wilkmaia/linear-systems-solver" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/wilkmaia/linear-systems-solver"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/wilkmaia/linear-systems-solver'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] bcabc3789167f22c1f531334aa3e0c2bcbaed16c [INFO] sha for GitHub repo wilkmaia/linear-systems-solver: bcabc3789167f22c1f531334aa3e0c2bcbaed16c [INFO] validating manifest of wilkmaia/linear-systems-solver on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of wilkmaia/linear-systems-solver on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing wilkmaia/linear-systems-solver [INFO] finished frobbing wilkmaia/linear-systems-solver [INFO] frobbed toml for wilkmaia/linear-systems-solver written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/wilkmaia/linear-systems-solver/Cargo.toml [INFO] started frobbing wilkmaia/linear-systems-solver [INFO] finished frobbing wilkmaia/linear-systems-solver [INFO] frobbed toml for wilkmaia/linear-systems-solver written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/wilkmaia/linear-systems-solver/Cargo.toml [INFO] crate wilkmaia/linear-systems-solver already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/wilkmaia/linear-systems-solver/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking wilkmaia/linear-systems-solver against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/wilkmaia/linear-systems-solver:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] b813531b367559372c23ef2e604e4bf10914a30c269ebc28108805d4288780eb [INFO] running `"docker" "start" "-a" "b813531b367559372c23ef2e604e4bf10914a30c269ebc28108805d4288780eb"` [INFO] [stderr] Checking gauss v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:362:49 [INFO] [stderr] | [INFO] [stderr] 362 | write_to_output_file( x, r, dif, z, n, method, ( ( 10f64 / er ).log10() as usize ) ); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:362:49 [INFO] [stderr] | [INFO] [stderr] 362 | write_to_output_file( x, r, dif, z, n, method, ( ( 10f64 / er ).log10() as usize ) ); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:92:28 [INFO] [stderr] | [INFO] [stderr] 92 | fn ajuste_de_matrizes<'a>( mut a: &'a mut Vec>, mut b: &'a mut Vec ) { [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:92:58 [INFO] [stderr] | [INFO] [stderr] 92 | fn ajuste_de_matrizes<'a>( mut a: &'a mut Vec>, mut b: &'a mut Vec ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:138:25 [INFO] [stderr] | [INFO] [stderr] 138 | fn metodo_de_gauss<'a>( mut a: &'a mut Vec>, mut b: &'a mut Vec, mut x: &'a mut Vec ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:138:55 [INFO] [stderr] | [INFO] [stderr] 138 | fn metodo_de_gauss<'a>( mut a: &'a mut Vec>, mut b: &'a mut Vec, mut x: &'a mut Vec ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:138:80 [INFO] [stderr] | [INFO] [stderr] 138 | fn metodo_de_gauss<'a>( mut a: &'a mut Vec>, mut b: &'a mut Vec, mut x: &'a mut Vec ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:197:67 [INFO] [stderr] | [INFO] [stderr] 197 | fn metodos_iterativos<'a>( a: &'a Vec>, b: &'a Vec, mut x: &'a mut Vec, mut dif: &'a mut Vec, mut z: &'a mut u32, er: f64, method: u8 ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:197:92 [INFO] [stderr] | [INFO] [stderr] 197 | fn metodos_iterativos<'a>( a: &'a Vec>, b: &'a Vec, mut x: &'a mut Vec, mut dif: &'a mut Vec, mut z: &'a mut u32, er: f64, method: u8 ) { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:197:119 [INFO] [stderr] | [INFO] [stderr] 197 | fn metodos_iterativos<'a>( a: &'a Vec>, b: &'a Vec, mut x: &'a mut Vec, mut dif: &'a mut Vec, mut z: &'a mut u32, er: f64, method: u8 ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:92:28 [INFO] [stderr] | [INFO] [stderr] 92 | fn ajuste_de_matrizes<'a>( mut a: &'a mut Vec>, mut b: &'a mut Vec ) { [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:92:58 [INFO] [stderr] | [INFO] [stderr] 92 | fn ajuste_de_matrizes<'a>( mut a: &'a mut Vec>, mut b: &'a mut Vec ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:138:25 [INFO] [stderr] | [INFO] [stderr] 138 | fn metodo_de_gauss<'a>( mut a: &'a mut Vec>, mut b: &'a mut Vec, mut x: &'a mut Vec ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:138:55 [INFO] [stderr] | [INFO] [stderr] 138 | fn metodo_de_gauss<'a>( mut a: &'a mut Vec>, mut b: &'a mut Vec, mut x: &'a mut Vec ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:138:80 [INFO] [stderr] | [INFO] [stderr] 138 | fn metodo_de_gauss<'a>( mut a: &'a mut Vec>, mut b: &'a mut Vec, mut x: &'a mut Vec ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:197:67 [INFO] [stderr] | [INFO] [stderr] 197 | fn metodos_iterativos<'a>( a: &'a Vec>, b: &'a Vec, mut x: &'a mut Vec, mut dif: &'a mut Vec, mut z: &'a mut u32, er: f64, method: u8 ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:197:92 [INFO] [stderr] | [INFO] [stderr] 197 | fn metodos_iterativos<'a>( a: &'a Vec>, b: &'a Vec, mut x: &'a mut Vec, mut dif: &'a mut Vec, mut z: &'a mut u32, er: f64, method: u8 ) { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:197:119 [INFO] [stderr] | [INFO] [stderr] 197 | fn metodos_iterativos<'a>( a: &'a Vec>, b: &'a Vec, mut x: &'a mut Vec, mut dif: &'a mut Vec, mut z: &'a mut u32, er: f64, method: u8 ) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `"docker" "inspect" "b813531b367559372c23ef2e604e4bf10914a30c269ebc28108805d4288780eb"` [INFO] running `"docker" "rm" "-f" "b813531b367559372c23ef2e604e4bf10914a30c269ebc28108805d4288780eb"` [INFO] [stdout] b813531b367559372c23ef2e604e4bf10914a30c269ebc28108805d4288780eb