Dec 01 23:46:57.985 INFO testing b-m-f/rust_playground against 1.30.1 for beta-1.31-5
Dec 01 23:46:57.985 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 23:46:58.400 INFO [stdout] e53e142fd5d5ecf7106829a5064f08f44b7c65e2f510308fb460ffd3cc959233
Dec 01 23:46:58.405 INFO running `"docker" "start" "-a" "e53e142fd5d5ecf7106829a5064f08f44b7c65e2f510308fb460ffd3cc959233"`
Dec 01 23:47:00.023 INFO [stderr] usermod: no changes
Dec 01 23:47:00.107 INFO [stderr]    Compiling fs_examples v0.1.0 (/source)
Dec 01 23:47:00.725 INFO [stderr] warning: function is never used: `factorial_recursive`
Dec 01 23:47:00.725 INFO [stderr]  --> src/math.rs:1:1
Dec 01 23:47:00.725 INFO [stderr]   |
Dec 01 23:47:00.725 INFO [stderr] 1 | pub fn factorial_recursive(n: i64) -> i64 {
Dec 01 23:47:00.725 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:47:00.725 INFO [stderr]   |
Dec 01 23:47:00.725 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 23:47:00.725 INFO [stderr] 
Dec 01 23:47:00.725 INFO [stderr] warning: function is never used: `factorial`
Dec 01 23:47:00.725 INFO [stderr]  --> src/math.rs:6:1
Dec 01 23:47:00.725 INFO [stderr]   |
Dec 01 23:47:00.725 INFO [stderr] 6 | pub fn factorial (n: i64) -> i64 {
Dec 01 23:47:00.725 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:47:00.725 INFO [stderr] 
Dec 01 23:47:01.802 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
Dec 01 23:47:01.810 INFO [stderr] su: No module specific data is present
Dec 01 23:47:02.885 INFO running `"docker" "inspect" "e53e142fd5d5ecf7106829a5064f08f44b7c65e2f510308fb460ffd3cc959233"`
Dec 01 23:47:03.177 INFO running `"docker" "rm" "-f" "e53e142fd5d5ecf7106829a5064f08f44b7c65e2f510308fb460ffd3cc959233"`
Dec 01 23:47:03.492 INFO [stdout] e53e142fd5d5ecf7106829a5064f08f44b7c65e2f510308fb460ffd3cc959233
Dec 01 23:47:03.499 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 23:47:03.904 INFO [stdout] 9f2338f5f88f625c3de9e5dbac4e24d5f87304c3b2790b579ee0f7ff50f63e06
Dec 01 23:47:03.909 INFO running `"docker" "start" "-a" "9f2338f5f88f625c3de9e5dbac4e24d5f87304c3b2790b579ee0f7ff50f63e06"`
Dec 01 23:47:05.475 INFO [stderr] usermod: no changes
Dec 01 23:47:05.555 INFO [stderr]    Compiling fs_examples v0.1.0 (/source)
Dec 01 23:47:06.231 INFO [stderr] warning: function is never used: `factorial_recursive`
Dec 01 23:47:06.231 INFO [stderr]  --> src/math.rs:1:1
Dec 01 23:47:06.231 INFO [stderr]   |
Dec 01 23:47:06.231 INFO [stderr] 1 | pub fn factorial_recursive(n: i64) -> i64 {
Dec 01 23:47:06.231 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:47:06.231 INFO [stderr]   |
Dec 01 23:47:06.231 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 23:47:06.231 INFO [stderr] 
Dec 01 23:47:06.231 INFO [stderr] warning: function is never used: `factorial`
Dec 01 23:47:06.231 INFO [stderr]  --> src/math.rs:6:1
Dec 01 23:47:06.231 INFO [stderr]   |
Dec 01 23:47:06.231 INFO [stderr] 6 | pub fn factorial (n: i64) -> i64 {
Dec 01 23:47:06.231 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:47:06.231 INFO [stderr] 
Dec 01 23:47:06.715 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
Dec 01 23:47:06.715 INFO [stderr] su: No module specific data is present
Dec 01 23:47:07.449 INFO running `"docker" "inspect" "9f2338f5f88f625c3de9e5dbac4e24d5f87304c3b2790b579ee0f7ff50f63e06"`
Dec 01 23:47:07.662 INFO running `"docker" "rm" "-f" "9f2338f5f88f625c3de9e5dbac4e24d5f87304c3b2790b579ee0f7ff50f63e06"`
Dec 01 23:47:07.935 INFO [stdout] 9f2338f5f88f625c3de9e5dbac4e24d5f87304c3b2790b579ee0f7ff50f63e06
Dec 01 23:47:07.943 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 23:47:08.264 INFO [stdout] 29face1bbee79d106ab15f205c00cb48b76d7b9839c1b10213a892890971f512
Dec 01 23:47:08.266 INFO running `"docker" "start" "-a" "29face1bbee79d106ab15f205c00cb48b76d7b9839c1b10213a892890971f512"`
Dec 01 23:47:09.540 INFO [stderr] usermod: no changes
Dec 01 23:47:09.655 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Dec 01 23:47:09.659 INFO [stderr]      Running /target/debug/deps/fs_examples-004d60725ed98c60
Dec 01 23:47:09.665 INFO [stdout] 
Dec 01 23:47:09.665 INFO [stdout] running 0 tests
Dec 01 23:47:09.665 INFO [stdout] 
Dec 01 23:47:09.665 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 23:47:09.665 INFO [stdout] 
Dec 01 23:47:09.668 INFO [stderr] su: No module specific data is present
Dec 01 23:47:11.016 INFO running `"docker" "inspect" "29face1bbee79d106ab15f205c00cb48b76d7b9839c1b10213a892890971f512"`
Dec 01 23:47:11.283 INFO running `"docker" "rm" "-f" "29face1bbee79d106ab15f205c00cb48b76d7b9839c1b10213a892890971f512"`
Dec 01 23:47:11.567 INFO [stdout] 29face1bbee79d106ab15f205c00cb48b76d7b9839c1b10213a892890971f512
