[INFO] updating cached repository ickshonpe/rust-data-structures [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ickshonpe/rust-data-structures [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ickshonpe/rust-data-structures" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ickshonpe/rust-data-structures"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ickshonpe/rust-data-structures'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ickshonpe/rust-data-structures" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ickshonpe/rust-data-structures"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ickshonpe/rust-data-structures'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] af0bf8f5e24687dad2a324e4518931fdbad50590 [INFO] sha for GitHub repo ickshonpe/rust-data-structures: af0bf8f5e24687dad2a324e4518931fdbad50590 [INFO] validating manifest of ickshonpe/rust-data-structures on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ickshonpe/rust-data-structures on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ickshonpe/rust-data-structures [INFO] finished frobbing ickshonpe/rust-data-structures [INFO] frobbed toml for ickshonpe/rust-data-structures written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ickshonpe/rust-data-structures/Cargo.toml [INFO] started frobbing ickshonpe/rust-data-structures [INFO] finished frobbing ickshonpe/rust-data-structures [INFO] frobbed toml for ickshonpe/rust-data-structures written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ickshonpe/rust-data-structures/Cargo.toml [INFO] crate ickshonpe/rust-data-structures already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking ickshonpe/rust-data-structures against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ickshonpe/rust-data-structures:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 559447e00f41416959389c53fe2cb088bfe654f6105e79ff8ebdca3cfa344b0e [INFO] running `"docker" "start" "-a" "559447e00f41416959389c53fe2cb088bfe654f6105e79ff8ebdca3cfa344b0e"` [INFO] [stderr] Checking data-structures v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::mem` [INFO] [stderr] --> src/list.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `list::*` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use list::*; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem` [INFO] [stderr] --> src/list.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `list::*` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use list::*; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge_sort` [INFO] [stderr] --> src/merge_sort.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn merge_sort(xs: &[T]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge` [INFO] [stderr] --> src/merge_sort.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn merge(mut left: &[T], mut right: &[T]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `id` [INFO] [stderr] --> src/tricks.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn id(x: T) -> T { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `Link` [INFO] [stderr] --> src/list.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | type Link = Option>>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `back` [INFO] [stderr] --> src/list.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | fn back(&mut self) -> &mut Link { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `back_id` [INFO] [stderr] --> src/list.rs:77:5 [INFO] [stderr] | [INFO] [stderr] 77 | fn back_id(&mut self) -> &mut Link { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `back_tmp` [INFO] [stderr] --> src/list.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | fn back_tmp(&mut self) -> &mut Link { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `quick_sort` [INFO] [stderr] --> src/quick_sort_slice.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn quick_sort(data: &mut [T]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `partition` [INFO] [stderr] --> src/quick_sort_slice.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | fn partition(data: &mut [T]) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `example` [INFO] [stderr] --> src/quick_sort_slice.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn example() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `quick_sort` [INFO] [stderr] --> src/parallel_quick_sort.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn quick_sort(data: &mut [T]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `split_at_exclusive_mut` [INFO] [stderr] --> src/parallel_quick_sort.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn split_at_exclusive_mut(data: &mut [T], p: usize) -> (&mut [T], &mut [T]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `partition` [INFO] [stderr] --> src/parallel_quick_sort.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | fn partition(data: &mut [T]) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `example` [INFO] [stderr] --> src/parallel_quick_sort.rs:39:1 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn example() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge_sort` [INFO] [stderr] --> src/merge_sort.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn merge_sort(xs: &[T]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `merge` [INFO] [stderr] --> src/merge_sort.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn merge(mut left: &[T], mut right: &[T]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `id` [INFO] [stderr] --> src/tricks.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn id(x: T) -> T { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `Link` [INFO] [stderr] --> src/list.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | type Link = Option>>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `back` [INFO] [stderr] --> src/list.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | fn back(&mut self) -> &mut Link { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `back_id` [INFO] [stderr] --> src/list.rs:77:5 [INFO] [stderr] | [INFO] [stderr] 77 | fn back_id(&mut self) -> &mut Link { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `back_tmp` [INFO] [stderr] --> src/list.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | fn back_tmp(&mut self) -> &mut Link { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `example` [INFO] [stderr] --> src/quick_sort_slice.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn example() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `example` [INFO] [stderr] --> src/parallel_quick_sort.rs:39:1 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn example() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.08s [INFO] running `"docker" "inspect" "559447e00f41416959389c53fe2cb088bfe654f6105e79ff8ebdca3cfa344b0e"` [INFO] running `"docker" "rm" "-f" "559447e00f41416959389c53fe2cb088bfe654f6105e79ff8ebdca3cfa344b0e"` [INFO] [stdout] 559447e00f41416959389c53fe2cb088bfe654f6105e79ff8ebdca3cfa344b0e