[INFO] updating cached repository fominok/sortlab
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fominok/sortlab
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fominok/sortlab" "work/ex/beta-1.38-1/sources/1.37.0/gh/fominok/sortlab"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/fominok/sortlab'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fominok/sortlab" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fominok/sortlab"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fominok/sortlab'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 81759e3f7eac9e7569800700d0c6597d00949c5e
[INFO] sha for GitHub repo fominok/sortlab: 81759e3f7eac9e7569800700d0c6597d00949c5e
[INFO] validating manifest of fominok/sortlab on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fominok/sortlab on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fominok/sortlab
[INFO] finished frobbing fominok/sortlab
[INFO] frobbed toml for fominok/sortlab written to work/ex/beta-1.38-1/sources/1.37.0/gh/fominok/sortlab/Cargo.toml
[INFO] started frobbing fominok/sortlab
[INFO] finished frobbing fominok/sortlab
[INFO] frobbed toml for fominok/sortlab written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fominok/sortlab/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing fominok/sortlab against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fominok/sortlab:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] ff60251355adbb6a481354649224b20ed9cebf017b8e0432b4befe3f8d76eab4
[INFO] running `"docker" "start" "-a" "ff60251355adbb6a481354649224b20ed9cebf017b8e0432b4befe3f8d76eab4"`
[INFO] [stderr]    Compiling perf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `GetSortData`
[INFO] [stderr]   --> src/radix_sort.rs:46:1
[INFO] [stderr]    |
[INFO] [stderr] 46 | struct GetSortData;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `bytes_count`
[INFO] [stderr]   --> src/radix_sort.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | /     fn bytes_count<T>() -> u8
[INFO] [stderr] 49 | |     where
[INFO] [stderr] 50 | |         T: HasSortData,
[INFO] [stderr] 51 | |     {
[INFO] [stderr] 52 | |         T::bytes_count()
[INFO] [stderr] 53 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `bytes`
[INFO] [stderr]   --> src/radix_sort.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 | /     fn bytes<T>(num: T) -> Vec<u8>
[INFO] [stderr] 56 | |     where
[INFO] [stderr] 57 | |         T: HasSortData,
[INFO] [stderr] 58 | |     {
[INFO] [stderr] 59 | |         T::bytes(num)
[INFO] [stderr] 60 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_signed`
[INFO] [stderr]   --> src/radix_sort.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     fn is_signed<T>() -> bool
[INFO] [stderr] 63 | |     where
[INFO] [stderr] 64 | |         T: HasSortData,
[INFO] [stderr] 65 | |     {
[INFO] [stderr] 66 | |         T::is_signed()
[INFO] [stderr] 67 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sort`
[INFO] [stderr]    --> src/radix_sort.rs:70:1
[INFO] [stderr]     |
[INFO] [stderr] 70  | / pub fn sort<T>(coll: &Vec<T>) -> Vec<T>
[INFO] [stderr] 71  | | where
[INFO] [stderr] 72  | |     T: HasSortData + Copy + Default,
[INFO] [stderr] 73  | | {
[INFO] [stderr] ...   |
[INFO] [stderr] 104 | |     v
[INFO] [stderr] 105 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parallel_sort`
[INFO] [stderr]    --> src/radix_sort.rs:131:1
[INFO] [stderr]     |
[INFO] [stderr] 131 | / pub fn parallel_sort<T>(coll: &Vec<T>) -> Vec<T>
[INFO] [stderr] 132 | | where
[INFO] [stderr] 133 | |     T: HasSortData + Copy + Default + Send + Sync,
[INFO] [stderr] 134 | | {
[INFO] [stderr] ...   |
[INFO] [stderr] 179 | |     v
[INFO] [stderr] 180 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "ff60251355adbb6a481354649224b20ed9cebf017b8e0432b4befe3f8d76eab4"`
[INFO] running `"docker" "rm" "-f" "ff60251355adbb6a481354649224b20ed9cebf017b8e0432b4befe3f8d76eab4"`
[INFO] [stdout] ff60251355adbb6a481354649224b20ed9cebf017b8e0432b4befe3f8d76eab4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fominok/sortlab:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a3ec829859f188ac18af45fc46c6da02b99ba53563efd17a7a99bb90f2e0e844
[INFO] running `"docker" "start" "-a" "a3ec829859f188ac18af45fc46c6da02b99ba53563efd17a7a99bb90f2e0e844"`
[INFO] [stderr]    Compiling perf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `"docker" "inspect" "a3ec829859f188ac18af45fc46c6da02b99ba53563efd17a7a99bb90f2e0e844"`
[INFO] running `"docker" "rm" "-f" "a3ec829859f188ac18af45fc46c6da02b99ba53563efd17a7a99bb90f2e0e844"`
[INFO] [stdout] a3ec829859f188ac18af45fc46c6da02b99ba53563efd17a7a99bb90f2e0e844
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fominok/sortlab:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 68bb4aa9f3352fef92f3b6c49c29f869c47fc6941cfcccbb9d829dcd5f9bd474
[INFO] running `"docker" "start" "-a" "68bb4aa9f3352fef92f3b6c49c29f869c47fc6941cfcccbb9d829dcd5f9bd474"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/perf-84fbb0d5f94444c0
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test radix_sort::negatives_test ... ok
[INFO] [stdout] test radix_sort::all_in ... ok
[INFO] [stdout] test radix_sort::parallel_positives_test ... ok
[INFO] [stdout] test radix_sort::parallel_negatives_test ... ok
[INFO] [stdout] test radix_sort::parallel_all_in ... ok
[INFO] [stdout] test radix_sort::positives_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "68bb4aa9f3352fef92f3b6c49c29f869c47fc6941cfcccbb9d829dcd5f9bd474"`
[INFO] running `"docker" "rm" "-f" "68bb4aa9f3352fef92f3b6c49c29f869c47fc6941cfcccbb9d829dcd5f9bd474"`
[INFO] [stdout] 68bb4aa9f3352fef92f3b6c49c29f869c47fc6941cfcccbb9d829dcd5f9bd474