[INFO] updating cached repository pelmers/matrixrs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/pelmers/matrixrs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/pelmers/matrixrs" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/pelmers/matrixrs"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/pelmers/matrixrs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/pelmers/matrixrs" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/pelmers/matrixrs"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/pelmers/matrixrs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] cef2e92c3967cad4c1c71439855ea2b0655d262d [INFO] sha for GitHub repo pelmers/matrixrs: cef2e92c3967cad4c1c71439855ea2b0655d262d [INFO] validating manifest of pelmers/matrixrs on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of pelmers/matrixrs on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing pelmers/matrixrs [INFO] removed 1 missing tests [INFO] finished frobbing pelmers/matrixrs [INFO] frobbed toml for pelmers/matrixrs written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/pelmers/matrixrs/Cargo.toml [INFO] started frobbing pelmers/matrixrs [INFO] removed 1 missing tests [INFO] finished frobbing pelmers/matrixrs [INFO] frobbed toml for pelmers/matrixrs written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/pelmers/matrixrs/Cargo.toml [INFO] crate pelmers/matrixrs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/pelmers/matrixrs/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking pelmers/matrixrs against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-4/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/pelmers/matrixrs:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 044acc1e23a014138c24e29ef0b692e7bb4e3928262bd70303be99f2da90b643 [INFO] running `"docker" "start" "-a" "044acc1e23a014138c24e29ef0b692e7bb4e3928262bd70303be99f2da90b643"` [INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other test targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a test target: [INFO] [stderr] [INFO] [stderr] * /opt/crater/workdir/tests/tests.rs [INFO] [stderr] * /opt/crater/workdir/tests/test_getters.rs [INFO] [stderr] * /opt/crater/workdir/tests/test_determinant.rs [INFO] [stderr] * /opt/crater/workdir/tests/test_unaryops.rs [INFO] [stderr] * /opt/crater/workdir/tests/test_equality.rs [INFO] [stderr] * /opt/crater/workdir/tests/test_lu_decomp.rs [INFO] [stderr] * /opt/crater/workdir/tests/test_constructors.rs [INFO] [stderr] * /opt/crater/workdir/tests/test_binops.rs [INFO] [stderr] * /opt/crater/workdir/tests/test_to_string.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autotests = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: dependency (num) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Checking matrixrs v0.0.1-pre (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:293:18 [INFO] [stderr] | [INFO] [stderr] 293 | for j in (0..self.n) { [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 `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:295:22 [INFO] [stderr] | [INFO] [stderr] 295 | for i in (j..self.m) { [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:315:18 [INFO] [stderr] | [INFO] [stderr] 315 | for j in (0..self.n) { [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:316:22 [INFO] [stderr] | [INFO] [stderr] 316 | for i in (0..j+1) { [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:318:26 [INFO] [stderr] | [INFO] [stderr] 318 | for k in (0..i) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:323:22 [INFO] [stderr] | [INFO] [stderr] 323 | for i in (j..self.m) { [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:325:26 [INFO] [stderr] | [INFO] [stderr] 325 | for k in (0..j) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:345:26 [INFO] [stderr] | [INFO] [stderr] 345 | for i in (0..self.m) { [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:293:18 [INFO] [stderr] | [INFO] [stderr] 293 | for j in (0..self.n) { [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 `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:295:22 [INFO] [stderr] | [INFO] [stderr] 295 | for i in (j..self.m) { [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:315:18 [INFO] [stderr] | [INFO] [stderr] 315 | for j in (0..self.n) { [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:316:22 [INFO] [stderr] | [INFO] [stderr] 316 | for i in (0..j+1) { [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:318:26 [INFO] [stderr] | [INFO] [stderr] 318 | for k in (0..i) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:323:22 [INFO] [stderr] | [INFO] [stderr] 323 | for i in (j..self.m) { [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:325:26 [INFO] [stderr] | [INFO] [stderr] 325 | for k in (0..j) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/matrixrs/matrix.rs:345:26 [INFO] [stderr] | [INFO] [stderr] 345 | for i in (0..self.m) { [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `"docker" "inspect" "044acc1e23a014138c24e29ef0b692e7bb4e3928262bd70303be99f2da90b643"` [INFO] running `"docker" "rm" "-f" "044acc1e23a014138c24e29ef0b692e7bb4e3928262bd70303be99f2da90b643"` [INFO] [stdout] 044acc1e23a014138c24e29ef0b692e7bb4e3928262bd70303be99f2da90b643