Dec 05 02:52:26.372 INFO checking Debonair2/intervalTree against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 02:52:26.373 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 05 02:52:26.888 INFO [stdout] c2f292ccf1e2d52be5d5a187d36832cc84f7d9e74692ccfe0aff943e7b1cd8de
Dec 05 02:52:26.890 INFO running `"docker" "start" "-a" "c2f292ccf1e2d52be5d5a187d36832cc84f7d9e74692ccfe0aff943e7b1cd8de"`
Dec 05 02:52:28.774 INFO [stderr] usermod: no changes
Dec 05 02:52:28.855 INFO [stderr]     Checking intervalTree v0.1.0 (/source)
Dec 05 02:52:29.488 INFO [stderr] warning: unused import: `SystemTime`
Dec 05 02:52:29.488 INFO [stderr]  --> src/lib.rs:2:17
Dec 05 02:52:29.488 INFO [stderr]   |
Dec 05 02:52:29.489 INFO [stderr] 2 | use std::time::{SystemTime, UNIX_EPOCH};
Dec 05 02:52:29.489 INFO [stderr]   |                 ^^^^^^^^^^
Dec 05 02:52:29.489 INFO [stderr]   |
Dec 05 02:52:29.489 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 02:52:29.489 INFO [stderr] 
Dec 05 02:52:29.642 INFO [stderr] warning: unused import: `SystemTime`
Dec 05 02:52:29.642 INFO [stderr]  --> src/lib.rs:2:17
Dec 05 02:52:29.642 INFO [stderr]   |
Dec 05 02:52:29.643 INFO [stderr] 2 | use std::time::{SystemTime, UNIX_EPOCH};
Dec 05 02:52:29.643 INFO [stderr]   |                 ^^^^^^^^^^
Dec 05 02:52:29.643 INFO [stderr]   |
Dec 05 02:52:29.643 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 02:52:29.644 INFO [stderr] 
Dec 05 02:52:29.776 INFO [stderr] warning: crate `intervalTree` should have a snake case name such as `interval_tree`
Dec 05 02:52:29.777 INFO [stderr]   |
Dec 05 02:52:29.777 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 02:52:29.777 INFO [stderr] 
Dec 05 02:52:29.907 INFO [stderr] warning: struct is never constructed: `BruteTree`
Dec 05 02:52:29.907 INFO [stderr]    --> src/lib.rs:160:1
Dec 05 02:52:29.907 INFO [stderr]     |
Dec 05 02:52:29.907 INFO [stderr] 160 | struct BruteTree {
Dec 05 02:52:29.907 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 05 02:52:29.907 INFO [stderr]     |
Dec 05 02:52:29.907 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 02:52:29.907 INFO [stderr] 
Dec 05 02:52:29.907 INFO [stderr] warning: method is never used: `new`
Dec 05 02:52:29.907 INFO [stderr]    --> src/lib.rs:165:5
Dec 05 02:52:29.907 INFO [stderr]     |
Dec 05 02:52:29.907 INFO [stderr] 165 |     fn new (size: usize) -> BruteTree {
Dec 05 02:52:29.907 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:52:29.908 INFO [stderr] 
Dec 05 02:52:29.908 INFO [stderr] warning: method is never used: `add`
Dec 05 02:52:29.908 INFO [stderr]    --> src/lib.rs:169:5
Dec 05 02:52:29.908 INFO [stderr]     |
Dec 05 02:52:29.908 INFO [stderr] 169 |     fn add (&mut self, start: usize, end: usize, number: isize) {
Dec 05 02:52:29.908 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:52:29.908 INFO [stderr] 
Dec 05 02:52:29.908 INFO [stderr] warning: method is never used: `find_max`
Dec 05 02:52:29.908 INFO [stderr]    --> src/lib.rs:175:5
Dec 05 02:52:29.908 INFO [stderr]     |
Dec 05 02:52:29.908 INFO [stderr] 175 |     fn find_max (&self, start: usize, end: usize) -> isize
Dec 05 02:52:29.908 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:52:29.908 INFO [stderr] 
Dec 05 02:52:29.908 INFO [stderr] warning: crate `intervalTree` should have a snake case name such as `interval_tree`
Dec 05 02:52:29.908 INFO [stderr]   |
Dec 05 02:52:29.908 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 02:52:29.908 INFO [stderr] 
Dec 05 02:52:30.495 INFO [stderr] warning: crate `intervalTree` should have a snake case name such as `interval_tree`
Dec 05 02:52:30.495 INFO [stderr]   |
Dec 05 02:52:30.496 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 02:52:30.499 INFO [stderr] 
Dec 05 02:52:30.710 INFO [stderr] warning: crate `intervalTree` should have a snake case name such as `interval_tree`
Dec 05 02:52:30.711 INFO [stderr]   |
Dec 05 02:52:30.711 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 02:52:30.711 INFO [stderr] 
Dec 05 02:52:30.736 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
Dec 05 02:52:30.738 INFO [stderr] su: No module specific data is present
Dec 05 02:52:31.861 INFO running `"docker" "inspect" "c2f292ccf1e2d52be5d5a187d36832cc84f7d9e74692ccfe0aff943e7b1cd8de"`
Dec 05 02:52:32.217 INFO running `"docker" "rm" "-f" "c2f292ccf1e2d52be5d5a187d36832cc84f7d9e74692ccfe0aff943e7b1cd8de"`
Dec 05 02:52:32.619 INFO [stdout] c2f292ccf1e2d52be5d5a187d36832cc84f7d9e74692ccfe0aff943e7b1cd8de