Nov 28 05:03:37.220 INFO checking garyemerson/angry_children_2 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 05:03:37.222 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 05:03:37.607 INFO [stdout] ace042f8380ea332509568a990e53b08f6cf2f07d5977e1b3e4788f0edb46e37
Nov 28 05:03:37.608 INFO running `"docker" "start" "-a" "ace042f8380ea332509568a990e53b08f6cf2f07d5977e1b3e4788f0edb46e37"`
Nov 28 05:03:38.845 INFO [stderr] usermod: no changes
Nov 28 05:03:38.921 INFO [stderr]     Checking angry_children_2 v0.1.0 (/source)
Nov 28 05:03:39.312 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 28 05:03:39.313 INFO [stderr]   --> src/main.rs:34:35
Nov 28 05:03:39.313 INFO [stderr]    |
Nov 28 05:03:39.313 INFO [stderr] 34 |             - log("old part    ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1]));
Nov 28 05:03:39.313 INFO [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 05:03:39.313 INFO [stderr]    |
Nov 28 05:03:39.313 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 28 05:03:39.313 INFO [stderr] 
Nov 28 05:03:39.372 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 28 05:03:39.372 INFO [stderr]   --> src/main.rs:34:35
Nov 28 05:03:39.372 INFO [stderr]    |
Nov 28 05:03:39.372 INFO [stderr] 34 |             - log("old part    ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1]));
Nov 28 05:03:39.372 INFO [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 05:03:39.372 INFO [stderr]    |
Nov 28 05:03:39.372 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 28 05:03:39.372 INFO [stderr] 
Nov 28 05:03:39.396 INFO [stderr] warning: unused variable: `msg`
Nov 28 05:03:39.396 INFO [stderr]   --> src/main.rs:52:28
Nov 28 05:03:39.396 INFO [stderr]    |
Nov 28 05:03:39.396 INFO [stderr] 52 | fn log<T: std::fmt::Debug>(msg: &str, val: T) -> T {
Nov 28 05:03:39.396 INFO [stderr]    |                            ^^^ help: consider using `_msg` instead
Nov 28 05:03:39.396 INFO [stderr]    |
Nov 28 05:03:39.396 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 05:03:39.396 INFO [stderr] 
Nov 28 05:03:39.413 INFO [stderr] warning: function is never used: `get_unfair_slow`
Nov 28 05:03:39.413 INFO [stderr]   --> src/main.rs:57:1
Nov 28 05:03:39.413 INFO [stderr]    |
Nov 28 05:03:39.413 INFO [stderr] 57 | fn get_unfair_slow(packets: &Vec<i64>, start: usize, end: usize) -> i64 {
Nov 28 05:03:39.413 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:03:39.413 INFO [stderr]    |
Nov 28 05:03:39.413 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 05:03:39.413 INFO [stderr] 
Nov 28 05:03:39.480 INFO [stderr] warning: unused variable: `msg`
Nov 28 05:03:39.480 INFO [stderr]   --> src/main.rs:52:28
Nov 28 05:03:39.480 INFO [stderr]    |
Nov 28 05:03:39.480 INFO [stderr] 52 | fn log<T: std::fmt::Debug>(msg: &str, val: T) -> T {
Nov 28 05:03:39.480 INFO [stderr]    |                            ^^^ help: consider using `_msg` instead
Nov 28 05:03:39.480 INFO [stderr]    |
Nov 28 05:03:39.480 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 05:03:39.480 INFO [stderr] 
Nov 28 05:03:39.494 INFO [stderr] warning: function is never used: `get_unfair_slow`
Nov 28 05:03:39.494 INFO [stderr]   --> src/main.rs:57:1
Nov 28 05:03:39.494 INFO [stderr]    |
Nov 28 05:03:39.494 INFO [stderr] 57 | fn get_unfair_slow(packets: &Vec<i64>, start: usize, end: usize) -> i64 {
Nov 28 05:03:39.494 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:03:39.494 INFO [stderr]    |
Nov 28 05:03:39.494 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 05:03:39.494 INFO [stderr] 
Nov 28 05:03:39.550 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Nov 28 05:03:39.552 INFO [stderr] su: No module specific data is present
Nov 28 05:03:40.002 INFO running `"docker" "inspect" "ace042f8380ea332509568a990e53b08f6cf2f07d5977e1b3e4788f0edb46e37"`
Nov 28 05:03:40.229 INFO running `"docker" "rm" "-f" "ace042f8380ea332509568a990e53b08f6cf2f07d5977e1b3e4788f0edb46e37"`
Nov 28 05:03:40.492 INFO [stdout] ace042f8380ea332509568a990e53b08f6cf2f07d5977e1b3e4788f0edb46e37