Nov 28 22:16:34.683 INFO checking mascheroni-0.2.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 22:16:34.683 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-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"`
Nov 28 22:16:34.954 INFO [stdout] 14124f4d420fa72de7510de215af667a5aeeee2467898ffcf64e2c14fb7fa242
Nov 28 22:16:34.956 INFO running `"docker" "start" "-a" "14124f4d420fa72de7510de215af667a5aeeee2467898ffcf64e2c14fb7fa242"`
Nov 28 22:16:36.822 INFO [stderr] usermod: no changes
Nov 28 22:16:36.875 INFO [stderr]     Checking mascheroni v0.2.0 (/source)
Nov 28 22:16:37.620 INFO [stderr] warning: unused variable: `ret`
Nov 28 22:16:37.620 INFO [stderr]   --> src/lib.rs:40:13
Nov 28 22:16:37.620 INFO [stderr]    |
Nov 28 22:16:37.620 INFO [stderr] 40 |     let mut ret: u64 = 0;
Nov 28 22:16:37.620 INFO [stderr]    |             ^^^ help: consider using `_ret` instead
Nov 28 22:16:37.620 INFO [stderr]    |
Nov 28 22:16:37.628 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 22:16:37.628 INFO [stderr] 
Nov 28 22:16:37.632 INFO [stderr] warning: variable does not need to be mutable
Nov 28 22:16:37.632 INFO [stderr]   --> src/lib.rs:40:9
Nov 28 22:16:37.632 INFO [stderr]    |
Nov 28 22:16:37.632 INFO [stderr] 40 |     let mut ret: u64 = 0;
Nov 28 22:16:37.632 INFO [stderr]    |         ----^^^
Nov 28 22:16:37.632 INFO [stderr]    |         |
Nov 28 22:16:37.632 INFO [stderr]    |         help: remove this `mut`
Nov 28 22:16:37.632 INFO [stderr]    |
Nov 28 22:16:37.632 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 22:16:37.632 INFO [stderr] 
Nov 28 22:16:37.652 INFO [stderr] warning: function is never used: `test_is_not_palindrome`
Nov 28 22:16:37.652 INFO [stderr]    --> src/lib.rs:112:1
Nov 28 22:16:37.652 INFO [stderr]     |
Nov 28 22:16:37.652 INFO [stderr] 112 | fn test_is_not_palindrome() {
Nov 28 22:16:37.652 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:16:37.652 INFO [stderr]     |
Nov 28 22:16:37.652 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 22:16:37.652 INFO [stderr] 
Nov 28 22:16:37.820 INFO [stderr] warning: unused variable: `ret`
Nov 28 22:16:37.820 INFO [stderr]   --> src/lib.rs:40:13
Nov 28 22:16:37.820 INFO [stderr]    |
Nov 28 22:16:37.820 INFO [stderr] 40 |     let mut ret: u64 = 0;
Nov 28 22:16:37.820 INFO [stderr]    |             ^^^ help: consider using `_ret` instead
Nov 28 22:16:37.820 INFO [stderr]    |
Nov 28 22:16:37.820 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 22:16:37.820 INFO [stderr] 
Nov 28 22:16:37.824 INFO [stderr] warning: variable does not need to be mutable
Nov 28 22:16:37.824 INFO [stderr]   --> src/lib.rs:40:9
Nov 28 22:16:37.824 INFO [stderr]    |
Nov 28 22:16:37.824 INFO [stderr] 40 |     let mut ret: u64 = 0;
Nov 28 22:16:37.824 INFO [stderr]    |         ----^^^
Nov 28 22:16:37.824 INFO [stderr]    |         |
Nov 28 22:16:37.824 INFO [stderr]    |         help: remove this `mut`
Nov 28 22:16:37.824 INFO [stderr]    |
Nov 28 22:16:37.824 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 22:16:37.824 INFO [stderr] 
Nov 28 22:16:37.830 INFO [stderr] warning: function is never used: `test_is_not_palindrome`
Nov 28 22:16:37.830 INFO [stderr]    --> src/lib.rs:112:1
Nov 28 22:16:37.830 INFO [stderr]     |
Nov 28 22:16:37.830 INFO [stderr] 112 | fn test_is_not_palindrome() {
Nov 28 22:16:37.830 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:16:37.830 INFO [stderr]     |
Nov 28 22:16:37.830 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 22:16:37.830 INFO [stderr] 
Nov 28 22:16:37.876 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Nov 28 22:16:37.876 INFO [stderr] su: No module specific data is present
Nov 28 22:16:38.628 INFO running `"docker" "inspect" "14124f4d420fa72de7510de215af667a5aeeee2467898ffcf64e2c14fb7fa242"`
Nov 28 22:16:38.957 INFO running `"docker" "rm" "-f" "14124f4d420fa72de7510de215af667a5aeeee2467898ffcf64e2c14fb7fa242"`
Nov 28 22:16:39.235 INFO [stdout] 14124f4d420fa72de7510de215af667a5aeeee2467898ffcf64e2c14fb7fa242