Dec 04 18:20:56.996 INFO checking garyemerson/angry_children_2 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 18:20:56.996 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 18:20:57.391 INFO [stdout] 621c257db73f42b254e4e862c35738d68c1af4dcae8f2a5c9bf60a4cc100d35d
Dec 04 18:20:57.397 INFO running `"docker" "start" "-a" "621c257db73f42b254e4e862c35738d68c1af4dcae8f2a5c9bf60a4cc100d35d"`
Dec 04 18:20:58.519 INFO [stderr] usermod: no changes
Dec 04 18:20:58.591 INFO [stderr]     Checking angry_children_2 v0.1.0 (/source)
Dec 04 18:20:59.145 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 04 18:20:59.176 INFO [stderr]   --> src/main.rs:34:35
Dec 04 18:20:59.176 INFO [stderr]    |
Dec 04 18:20:59.176 INFO [stderr] 34 |             - log("old part    ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1]));
Dec 04 18:20:59.176 INFO [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 04 18:20:59.176 INFO [stderr]    |
Dec 04 18:20:59.176 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 04 18:20:59.176 INFO [stderr] 
Dec 04 18:20:59.176 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 04 18:20:59.176 INFO [stderr]   --> src/main.rs:34:35
Dec 04 18:20:59.176 INFO [stderr]    |
Dec 04 18:20:59.176 INFO [stderr] 34 |             - log("old part    ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1]));
Dec 04 18:20:59.176 INFO [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 04 18:20:59.176 INFO [stderr]    |
Dec 04 18:20:59.176 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 04 18:20:59.176 INFO [stderr] 
Dec 04 18:20:59.302 INFO [stderr] warning: unused variable: `msg`
Dec 04 18:20:59.302 INFO [stderr]   --> src/main.rs:52:28
Dec 04 18:20:59.302 INFO [stderr]    |
Dec 04 18:20:59.302 INFO [stderr] 52 | fn log<T: std::fmt::Debug>(msg: &str, val: T) -> T {
Dec 04 18:20:59.302 INFO [stderr]    |                            ^^^ help: consider using `_msg` instead
Dec 04 18:20:59.302 INFO [stderr]    |
Dec 04 18:20:59.302 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 18:20:59.302 INFO [stderr] 
Dec 04 18:20:59.302 INFO [stderr] warning: unused variable: `msg`
Dec 04 18:20:59.302 INFO [stderr]   --> src/main.rs:52:28
Dec 04 18:20:59.302 INFO [stderr]    |
Dec 04 18:20:59.302 INFO [stderr] 52 | fn log<T: std::fmt::Debug>(msg: &str, val: T) -> T {
Dec 04 18:20:59.302 INFO [stderr]    |                            ^^^ help: consider using `_msg` instead
Dec 04 18:20:59.302 INFO [stderr]    |
Dec 04 18:20:59.302 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 18:20:59.302 INFO [stderr] 
Dec 04 18:20:59.302 INFO [stderr] warning: function is never used: `get_unfair_slow`
Dec 04 18:20:59.302 INFO [stderr]   --> src/main.rs:57:1
Dec 04 18:20:59.302 INFO [stderr]    |
Dec 04 18:20:59.302 INFO [stderr] 57 | fn get_unfair_slow(packets: &Vec<i64>, start: usize, end: usize) -> i64 {
Dec 04 18:20:59.302 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:20:59.302 INFO [stderr]    |
Dec 04 18:20:59.302 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 18:20:59.302 INFO [stderr] 
Dec 04 18:20:59.315 INFO [stderr] warning: function is never used: `get_unfair_slow`
Dec 04 18:20:59.315 INFO [stderr]   --> src/main.rs:57:1
Dec 04 18:20:59.315 INFO [stderr]    |
Dec 04 18:20:59.315 INFO [stderr] 57 | fn get_unfair_slow(packets: &Vec<i64>, start: usize, end: usize) -> i64 {
Dec 04 18:20:59.315 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:20:59.315 INFO [stderr]    |
Dec 04 18:20:59.315 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 18:20:59.315 INFO [stderr] 
Dec 04 18:20:59.351 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 04 18:20:59.351 INFO [stderr] su: No module specific data is present
Dec 04 18:20:59.936 INFO running `"docker" "inspect" "621c257db73f42b254e4e862c35738d68c1af4dcae8f2a5c9bf60a4cc100d35d"`
Dec 04 18:21:00.229 INFO running `"docker" "rm" "-f" "621c257db73f42b254e4e862c35738d68c1af4dcae8f2a5c9bf60a4cc100d35d"`
Dec 04 18:21:00.459 INFO [stdout] 621c257db73f42b254e4e862c35738d68c1af4dcae8f2a5c9bf60a4cc100d35d