Dec 05 13:51:17.717 INFO testing mplanchard/combinations against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 13:51:17.717 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 13:51:18.031 INFO [stdout] 31d91bc420defa06b40e73605143949c5e47cf329dfafb437ccc62cc9ad664f6
Dec 05 13:51:18.035 INFO running `"docker" "start" "-a" "31d91bc420defa06b40e73605143949c5e47cf329dfafb437ccc62cc9ad664f6"`
Dec 05 13:51:18.791 INFO [stderr] usermod: no changes
Dec 05 13:51:18.862 INFO [stderr]    Compiling num-bigint v0.2.1
Dec 05 13:51:18.862 INFO [stderr]    Compiling num-iter v0.1.37
Dec 05 13:51:18.863 INFO [stderr]    Compiling num-complex v0.2.1
Dec 05 13:51:23.228 INFO [stderr]    Compiling num-rational v0.2.1
Dec 05 13:51:25.520 INFO [stderr]    Compiling num v0.2.0
Dec 05 13:51:25.940 INFO [stderr]    Compiling combinations v0.1.0 (/source)
Dec 05 13:51:26.432 INFO [stderr] warning: unused import: `std::slice`
Dec 05 13:51:26.432 INFO [stderr]  --> src/main.rs:6:5
Dec 05 13:51:26.432 INFO [stderr]   |
Dec 05 13:51:26.432 INFO [stderr] 6 | use std::slice;
Dec 05 13:51:26.432 INFO [stderr]   |     ^^^^^^^^^^
Dec 05 13:51:26.432 INFO [stderr]   |
Dec 05 13:51:26.432 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 13:51:26.432 INFO [stderr] 
Dec 05 13:51:26.515 INFO [stderr] warning: unused variable: `slice_one`
Dec 05 13:51:26.515 INFO [stderr]    --> src/main.rs:123:9
Dec 05 13:51:26.515 INFO [stderr]     |
Dec 05 13:51:26.515 INFO [stderr] 123 |     let slice_one: &[i32] = &[1, 2, 3, 4, 5];
Dec 05 13:51:26.515 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_one` instead
Dec 05 13:51:26.515 INFO [stderr]     |
Dec 05 13:51:26.515 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 13:51:26.515 INFO [stderr] 
Dec 05 13:51:26.515 INFO [stderr] warning: unused variable: `slice_two`
Dec 05 13:51:26.515 INFO [stderr]    --> src/main.rs:124:9
Dec 05 13:51:26.515 INFO [stderr]     |
Dec 05 13:51:26.515 INFO [stderr] 124 |     let slice_two: &[i32] = &[3, 4];
Dec 05 13:51:26.515 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_two` instead
Dec 05 13:51:26.515 INFO [stderr] 
Dec 05 13:51:26.539 INFO [stderr] warning: function is never used: `num_combinations`
Dec 05 13:51:26.539 INFO [stderr]   --> src/main.rs:19:1
Dec 05 13:51:26.539 INFO [stderr]    |
Dec 05 13:51:26.539 INFO [stderr] 19 | fn num_combinations(num_items: u64, take: u64) -> BigUint {
Dec 05 13:51:26.539 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:51:26.539 INFO [stderr] 
Dec 05 13:51:26.539 INFO [stderr] warning: function is never used: `print`
Dec 05 13:51:26.539 INFO [stderr]   --> src/main.rs:62:1
Dec 05 13:51:26.539 INFO [stderr]    |
Dec 05 13:51:26.539 INFO [stderr] 62 | fn print<T: Iterator + std::fmt::Debug>(thing: T) -> T{
Dec 05 13:51:26.539 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:51:26.539 INFO [stderr] 
Dec 05 13:51:27.573 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.76s
Dec 05 13:51:27.591 INFO [stderr] su: No module specific data is present
Dec 05 13:51:29.094 INFO running `"docker" "inspect" "31d91bc420defa06b40e73605143949c5e47cf329dfafb437ccc62cc9ad664f6"`
Dec 05 13:51:29.444 INFO running `"docker" "rm" "-f" "31d91bc420defa06b40e73605143949c5e47cf329dfafb437ccc62cc9ad664f6"`
Dec 05 13:51:29.748 INFO [stdout] 31d91bc420defa06b40e73605143949c5e47cf329dfafb437ccc62cc9ad664f6
Dec 05 13:51:29.756 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 13:51:30.361 INFO [stdout] b1e7ad6598e971f77c10b0e7d9110581a82f648a33060b419a9a4b23bbcdc440
Dec 05 13:51:30.363 INFO running `"docker" "start" "-a" "b1e7ad6598e971f77c10b0e7d9110581a82f648a33060b419a9a4b23bbcdc440"`
Dec 05 13:51:32.467 INFO [stderr] usermod: no changes
Dec 05 13:51:32.544 INFO [stderr]    Compiling combinations v0.1.0 (/source)
Dec 05 13:51:33.144 INFO [stderr] warning: unused import: `std::slice`
Dec 05 13:51:33.144 INFO [stderr]  --> src/main.rs:6:5
Dec 05 13:51:33.144 INFO [stderr]   |
Dec 05 13:51:33.144 INFO [stderr] 6 | use std::slice;
Dec 05 13:51:33.144 INFO [stderr]   |     ^^^^^^^^^^
Dec 05 13:51:33.144 INFO [stderr]   |
Dec 05 13:51:33.144 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 13:51:33.144 INFO [stderr] 
Dec 05 13:51:33.217 INFO [stderr] warning: unused variable: `slice_one`
Dec 05 13:51:33.217 INFO [stderr]    --> src/main.rs:123:9
Dec 05 13:51:33.217 INFO [stderr]     |
Dec 05 13:51:33.217 INFO [stderr] 123 |     let slice_one: &[i32] = &[1, 2, 3, 4, 5];
Dec 05 13:51:33.217 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_one` instead
Dec 05 13:51:33.217 INFO [stderr]     |
Dec 05 13:51:33.217 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 13:51:33.217 INFO [stderr] 
Dec 05 13:51:33.217 INFO [stderr] warning: unused variable: `slice_two`
Dec 05 13:51:33.217 INFO [stderr]    --> src/main.rs:124:9
Dec 05 13:51:33.217 INFO [stderr]     |
Dec 05 13:51:33.217 INFO [stderr] 124 |     let slice_two: &[i32] = &[3, 4];
Dec 05 13:51:33.217 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_two` instead
Dec 05 13:51:33.217 INFO [stderr] 
Dec 05 13:51:33.240 INFO [stderr] warning: function is never used: `num_combinations`
Dec 05 13:51:33.240 INFO [stderr]   --> src/main.rs:19:1
Dec 05 13:51:33.240 INFO [stderr]    |
Dec 05 13:51:33.240 INFO [stderr] 19 | fn num_combinations(num_items: u64, take: u64) -> BigUint {
Dec 05 13:51:33.240 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:51:33.240 INFO [stderr] 
Dec 05 13:51:33.240 INFO [stderr] warning: function is never used: `print`
Dec 05 13:51:33.240 INFO [stderr]   --> src/main.rs:62:1
Dec 05 13:51:33.240 INFO [stderr]    |
Dec 05 13:51:33.240 INFO [stderr] 62 | fn print<T: Iterator + std::fmt::Debug>(thing: T) -> T{
Dec 05 13:51:33.240 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:51:33.240 INFO [stderr] 
Dec 05 13:51:33.817 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
Dec 05 13:51:33.824 INFO [stderr] su: No module specific data is present
Dec 05 13:51:35.093 INFO running `"docker" "inspect" "b1e7ad6598e971f77c10b0e7d9110581a82f648a33060b419a9a4b23bbcdc440"`
Dec 05 13:51:35.458 INFO running `"docker" "rm" "-f" "b1e7ad6598e971f77c10b0e7d9110581a82f648a33060b419a9a4b23bbcdc440"`
Dec 05 13:51:35.759 INFO [stdout] b1e7ad6598e971f77c10b0e7d9110581a82f648a33060b419a9a4b23bbcdc440
Dec 05 13:51:35.764 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 13:51:36.219 INFO [stdout] f638fe12aa740959436d670a3191fe7ab5c0d6799e5b9ce77c9e33394ba0593b
Dec 05 13:51:36.221 INFO running `"docker" "start" "-a" "f638fe12aa740959436d670a3191fe7ab5c0d6799e5b9ce77c9e33394ba0593b"`
Dec 05 13:51:37.845 INFO [stderr] usermod: no changes
Dec 05 13:51:37.968 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
Dec 05 13:51:37.969 INFO [stderr]      Running /target/debug/deps/combinations-a6f071d2d5c0776d
Dec 05 13:51:38.000 INFO [stdout] 
Dec 05 13:51:38.000 INFO [stdout] running 0 tests
Dec 05 13:51:38.000 INFO [stdout] 
Dec 05 13:51:38.000 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 13:51:38.000 INFO [stdout] 
Dec 05 13:51:38.004 INFO [stderr] su: No module specific data is present
Dec 05 13:51:39.096 INFO running `"docker" "inspect" "f638fe12aa740959436d670a3191fe7ab5c0d6799e5b9ce77c9e33394ba0593b"`
Dec 05 13:51:39.456 INFO running `"docker" "rm" "-f" "f638fe12aa740959436d670a3191fe7ab5c0d6799e5b9ce77c9e33394ba0593b"`
Dec 05 13:51:39.664 INFO [stdout] f638fe12aa740959436d670a3191fe7ab5c0d6799e5b9ce77c9e33394ba0593b