[INFO] cloning repository simutisernestas/algorithms-and-data-structures
[INFO] running `"git" "clone" "--bare" "git://github.com/simutisernestas/algorithms-and-data-structures.git" "work/cache/sources/gh/simutisernestas/algorithms-and-data-structures"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/simutisernestas/algorithms-and-data-structures'...
[INFO] running `"git" "clone" "work/cache/sources/gh/simutisernestas/algorithms-and-data-structures" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/simutisernestas/algorithms-and-data-structures"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/simutisernestas/algorithms-and-data-structures'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/simutisernestas/algorithms-and-data-structures" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/simutisernestas/algorithms-and-data-structures"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/simutisernestas/algorithms-and-data-structures'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1bc4f8acf4b277fecedf9d26eebc01473162abfa
[INFO] sha for GitHub repo simutisernestas/algorithms-and-data-structures: 1bc4f8acf4b277fecedf9d26eebc01473162abfa
[INFO] validating manifest of simutisernestas/algorithms-and-data-structures on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of simutisernestas/algorithms-and-data-structures on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing simutisernestas/algorithms-and-data-structures
[INFO] finished frobbing simutisernestas/algorithms-and-data-structures
[INFO] frobbed toml for simutisernestas/algorithms-and-data-structures written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/simutisernestas/algorithms-and-data-structures/Cargo.toml
[INFO] started frobbing simutisernestas/algorithms-and-data-structures
[INFO] finished frobbing simutisernestas/algorithms-and-data-structures
[INFO] frobbed toml for simutisernestas/algorithms-and-data-structures written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/simutisernestas/algorithms-and-data-structures/Cargo.toml
[INFO] crate simutisernestas/algorithms-and-data-structures already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking simutisernestas/algorithms-and-data-structures against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/simutisernestas/algorithms-and-data-structures:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f6cd10279fc18bdeb1c95116031c413913e9969930e88f0171e20252a9c101c8
[INFO] running `"docker" "start" "-a" "f6cd10279fc18bdeb1c95116031c413913e9969930e88f0171e20252a9c101c8"`
[INFO] [stderr]     Checking sanbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `selection_sorting`
[INFO] [stderr]   --> src/main.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn selection_sorting(vector: &Vec<i32>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `linear_search`
[INFO] [stderr]    --> src/main.rs:108:1
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn linear_search(vector: &Vec<i32>, num: i32) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bubble_sort`
[INFO] [stderr]    --> src/main.rs:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn bubble_sort(vector: &Vec<i32>) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `selection_sorting`
[INFO] [stderr]   --> src/main.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn selection_sorting(vector: &Vec<i32>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `linear_search`
[INFO] [stderr]    --> src/main.rs:108:1
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn linear_search(vector: &Vec<i32>, num: i32) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bubble_sort`
[INFO] [stderr]    --> src/main.rs:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn bubble_sort(vector: &Vec<i32>) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "f6cd10279fc18bdeb1c95116031c413913e9969930e88f0171e20252a9c101c8"`
[INFO] running `"docker" "rm" "-f" "f6cd10279fc18bdeb1c95116031c413913e9969930e88f0171e20252a9c101c8"`
[INFO] [stdout] f6cd10279fc18bdeb1c95116031c413913e9969930e88f0171e20252a9c101c8