Dec 17 23:57:08.801 INFO checking garyemerson/angry_children_2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 23:57:08.801 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/garyemerson/angry_children_2:/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=forbid" "-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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 23:57:09.230 INFO [stdout] 251e7191742620d3e4bd3002b16e60f1c66508347ddf2817f5c9b7e67c2505af
Dec 17 23:57:09.238 INFO running `"docker" "start" "-a" "251e7191742620d3e4bd3002b16e60f1c66508347ddf2817f5c9b7e67c2505af"`
Dec 17 23:57:10.584 INFO [stderr]     Checking angry_children_2 v0.1.0 (/opt/crater/workdir)
Dec 17 23:57:10.819 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 17 23:57:10.819 INFO [stderr]   --> src/main.rs:34:35
Dec 17 23:57:10.819 INFO [stderr]    |
Dec 17 23:57:10.819 INFO [stderr] 34 |             - log("old part    ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1]));
Dec 17 23:57:10.819 INFO [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 23:57:10.819 INFO [stderr]    |
Dec 17 23:57:10.819 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 23:57:10.819 INFO [stderr] 
Dec 17 23:57:10.872 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 17 23:57:10.872 INFO [stderr]   --> src/main.rs:34:35
Dec 17 23:57:10.872 INFO [stderr]    |
Dec 17 23:57:10.872 INFO [stderr] 34 |             - log("old part    ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1]));
Dec 17 23:57:10.872 INFO [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 23:57:10.872 INFO [stderr]    |
Dec 17 23:57:10.872 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 23:57:10.872 INFO [stderr] 
Dec 17 23:57:10.940 INFO [stderr] warning: unused variable: `msg`
Dec 17 23:57:10.940 INFO [stderr]   --> src/main.rs:52:28
Dec 17 23:57:10.940 INFO [stderr]    |
Dec 17 23:57:10.940 INFO [stderr] 52 | fn log<T: std::fmt::Debug>(msg: &str, val: T) -> T {
Dec 17 23:57:10.940 INFO [stderr]    |                            ^^^ help: consider using `_msg` instead
Dec 17 23:57:10.940 INFO [stderr]    |
Dec 17 23:57:10.940 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:57:10.940 INFO [stderr] 
Dec 17 23:57:10.948 INFO [stderr] warning: function is never used: `get_unfair_slow`
Dec 17 23:57:10.948 INFO [stderr]   --> src/main.rs:57:1
Dec 17 23:57:10.948 INFO [stderr]    |
Dec 17 23:57:10.948 INFO [stderr] 57 | fn get_unfair_slow(packets: &Vec<i64>, start: usize, end: usize) -> i64 {
Dec 17 23:57:10.948 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:57:10.948 INFO [stderr]    |
Dec 17 23:57:10.948 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 23:57:10.948 INFO [stderr] 
Dec 17 23:57:10.956 INFO [stderr] warning: unused variable: `msg`
Dec 17 23:57:10.956 INFO [stderr]   --> src/main.rs:52:28
Dec 17 23:57:10.956 INFO [stderr]    |
Dec 17 23:57:10.956 INFO [stderr] 52 | fn log<T: std::fmt::Debug>(msg: &str, val: T) -> T {
Dec 17 23:57:10.956 INFO [stderr]    |                            ^^^ help: consider using `_msg` instead
Dec 17 23:57:10.956 INFO [stderr]    |
Dec 17 23:57:10.956 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:57:10.956 INFO [stderr] 
Dec 17 23:57:10.964 INFO [stderr] warning: function is never used: `get_unfair_slow`
Dec 17 23:57:10.964 INFO [stderr]   --> src/main.rs:57:1
Dec 17 23:57:10.964 INFO [stderr]    |
Dec 17 23:57:10.964 INFO [stderr] 57 | fn get_unfair_slow(packets: &Vec<i64>, start: usize, end: usize) -> i64 {
Dec 17 23:57:10.964 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:57:10.964 INFO [stderr]    |
Dec 17 23:57:10.964 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 23:57:10.964 INFO [stderr] 
Dec 17 23:57:10.998 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Dec 17 23:57:11.540 INFO running `"docker" "inspect" "251e7191742620d3e4bd3002b16e60f1c66508347ddf2817f5c9b7e67c2505af"`
Dec 17 23:57:11.800 INFO running `"docker" "rm" "-f" "251e7191742620d3e4bd3002b16e60f1c66508347ddf2817f5c9b7e67c2505af"`
Dec 17 23:57:12.092 INFO [stdout] 251e7191742620d3e4bd3002b16e60f1c66508347ddf2817f5c9b7e67c2505af