[INFO] updating cached repository 198d/cs_review [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/198d/cs_review [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/198d/cs_review" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/198d/cs_review"` [INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/198d/cs_review'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/198d/cs_review" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/198d/cs_review"` [INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/198d/cs_review'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b5e366f48d630028cc85c8ac05f4a716fc711dd4 [INFO] sha for GitHub repo 198d/cs_review: b5e366f48d630028cc85c8ac05f4a716fc711dd4 [INFO] validating manifest of 198d/cs_review on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of 198d/cs_review on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing 198d/cs_review [INFO] finished frobbing 198d/cs_review [INFO] frobbed toml for 198d/cs_review written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/198d/cs_review/Cargo.toml [INFO] started frobbing 198d/cs_review [INFO] finished frobbing 198d/cs_review [INFO] frobbed toml for 198d/cs_review written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/198d/cs_review/Cargo.toml [INFO] crate 198d/cs_review already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking 198d/cs_review against try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 for pr-60039 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-7/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/198d/cs_review:/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" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ef3f9d57b5ee8d4de6be4cb513d26bd798d575907ccfab375c77c28487860b2b [INFO] running `"docker" "start" "-a" "ef3f9d57b5ee8d4de6be4cb513d26bd798d575907ccfab375c77c28487860b2b"` [INFO] [stderr] Compiling matrixmultiply v0.1.13 [INFO] [stderr] Compiling ndarray v0.7.2 [INFO] [stderr] Checking num-complex v0.1.35 [INFO] [stderr] Checking cs_review v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:3:13 [INFO] [stderr] | [INFO] [stderr] 3 | #[macro_use(s)] [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:3:13 [INFO] [stderr] | [INFO] [stderr] 3 | #[macro_use(s)] [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/sorting.rs:2:26 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn selection_sort(mut data: &mut [T]) [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/sorting.rs:25:26 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn insertion_sort(mut data: &mut [T]) [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/sorting.rs:110:19 [INFO] [stderr] | [INFO] [stderr] 110 | fn sift_down(mut data: &mut [T], start: usize, end: usize) [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert` [INFO] [stderr] --> src/trees/binary.rs:128:3 [INFO] [stderr] | [INFO] [stderr] 128 | fn insert(&mut self, data: T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `delete` [INFO] [stderr] --> src/trees/binary.rs:147:3 [INFO] [stderr] | [INFO] [stderr] 147 | fn delete(&mut self, data: &T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `find` [INFO] [stderr] --> src/trees/binary.rs:187:3 [INFO] [stderr] | [INFO] [stderr] 187 | fn find<'a>(&'a self, data: &T) -> &Edge { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `find_mut` [INFO] [stderr] --> src/trees/binary.rs:199:3 [INFO] [stderr] | [INFO] [stderr] 199 | fn find_mut<'a>(&'a mut self, data: &T) -> &'a mut Edge { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/sorting.rs:2:26 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn selection_sort(mut data: &mut [T]) [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/sorting.rs:25:26 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn insertion_sort(mut data: &mut [T]) [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/sorting.rs:110:19 [INFO] [stderr] | [INFO] [stderr] 110 | fn sift_down(mut data: &mut [T], start: usize, end: usize) [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.57s [INFO] running `"docker" "inspect" "ef3f9d57b5ee8d4de6be4cb513d26bd798d575907ccfab375c77c28487860b2b"` [INFO] running `"docker" "rm" "-f" "ef3f9d57b5ee8d4de6be4cb513d26bd798d575907ccfab375c77c28487860b2b"` [INFO] [stdout] ef3f9d57b5ee8d4de6be4cb513d26bd798d575907ccfab375c77c28487860b2b