Nov 29 23:35:32.761 INFO checking lampij/HashTable against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 23:35:32.761 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 23:35:33.186 INFO [stdout] c7230d730c942ef34dffd61e93f8e653e1ea28f989b096e0e441726ffa34a0bc
Nov 29 23:35:33.188 INFO running `"docker" "start" "-a" "c7230d730c942ef34dffd61e93f8e653e1ea28f989b096e0e441726ffa34a0bc"`
Nov 29 23:35:35.004 INFO [stderr] usermod: no changes
Nov 29 23:35:35.088 INFO [stderr]     Checking HashTable v0.1.0 (/source)
Nov 29 23:35:35.703 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:35:35.703 INFO [stderr]   --> src/hash_table.rs:24:17
Nov 29 23:35:35.703 INFO [stderr]    |
Nov 29 23:35:35.703 INFO [stderr] 24 | pub fn hash_fun(mut key: &str) -> usize {
Nov 29 23:35:35.703 INFO [stderr]    |                 ----^^^
Nov 29 23:35:35.703 INFO [stderr]    |                 |
Nov 29 23:35:35.703 INFO [stderr]    |                 help: remove this `mut`
Nov 29 23:35:35.703 INFO [stderr]    |
Nov 29 23:35:35.703 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 23:35:35.703 INFO [stderr] 
Nov 29 23:35:35.703 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:35:35.703 INFO [stderr]   --> src/hash_table.rs:26:6
Nov 29 23:35:35.703 INFO [stderr]    |
Nov 29 23:35:35.703 INFO [stderr] 26 |     let mut key_as_byte_array = key.as_bytes();
Nov 29 23:35:35.703 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.703 INFO [stderr]    |         |
Nov 29 23:35:35.703 INFO [stderr]    |         help: remove this `mut`
Nov 29 23:35:35.703 INFO [stderr] 
Nov 29 23:35:35.703 INFO [stderr] warning: struct is never constructed: `HashTable`
Nov 29 23:35:35.703 INFO [stderr]  --> src/hash_table.rs:2:1
Nov 29 23:35:35.703 INFO [stderr]   |
Nov 29 23:35:35.703 INFO [stderr] 2 | pub struct HashTable {
Nov 29 23:35:35.703 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.703 INFO [stderr]   |
Nov 29 23:35:35.703 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 23:35:35.703 INFO [stderr] 
Nov 29 23:35:35.703 INFO [stderr] warning: method is never used: `add`
Nov 29 23:35:35.703 INFO [stderr]  --> src/hash_table.rs:8:2
Nov 29 23:35:35.703 INFO [stderr]   |
Nov 29 23:35:35.703 INFO [stderr] 8 |     pub fn add(&mut self, key: &String, value: &String) {
Nov 29 23:35:35.703 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.703 INFO [stderr] 
Nov 29 23:35:35.703 INFO [stderr] warning: method is never used: `get`
Nov 29 23:35:35.703 INFO [stderr]   --> src/hash_table.rs:14:2
Nov 29 23:35:35.703 INFO [stderr]    |
Nov 29 23:35:35.703 INFO [stderr] 14 |     pub fn get(&self, key: &String) -> String {
Nov 29 23:35:35.703 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.703 INFO [stderr] 
Nov 29 23:35:35.703 INFO [stderr] warning: method is never used: `new`
Nov 29 23:35:35.703 INFO [stderr]   --> src/hash_table.rs:18:2
Nov 29 23:35:35.703 INFO [stderr]    |
Nov 29 23:35:35.703 INFO [stderr] 18 |     pub fn new() -> HashTable {
Nov 29 23:35:35.703 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.703 INFO [stderr] 
Nov 29 23:35:35.703 INFO [stderr] warning: function is never used: `hash_fun`
Nov 29 23:35:35.703 INFO [stderr]   --> src/hash_table.rs:24:1
Nov 29 23:35:35.703 INFO [stderr]    |
Nov 29 23:35:35.703 INFO [stderr] 24 | pub fn hash_fun(mut key: &str) -> usize {
Nov 29 23:35:35.703 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.703 INFO [stderr] 
Nov 29 23:35:35.703 INFO [stderr] warning: crate `HashTable` should have a snake case name such as `hash_table`
Nov 29 23:35:35.703 INFO [stderr]   |
Nov 29 23:35:35.703 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 29 23:35:35.703 INFO [stderr] 
Nov 29 23:35:35.756 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:35:35.756 INFO [stderr]   --> src/hash_table.rs:24:17
Nov 29 23:35:35.756 INFO [stderr]    |
Nov 29 23:35:35.756 INFO [stderr] 24 | pub fn hash_fun(mut key: &str) -> usize {
Nov 29 23:35:35.756 INFO [stderr]    |                 ----^^^
Nov 29 23:35:35.756 INFO [stderr]    |                 |
Nov 29 23:35:35.756 INFO [stderr]    |                 help: remove this `mut`
Nov 29 23:35:35.756 INFO [stderr]    |
Nov 29 23:35:35.756 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 23:35:35.756 INFO [stderr] 
Nov 29 23:35:35.756 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:35:35.756 INFO [stderr]   --> src/hash_table.rs:26:6
Nov 29 23:35:35.756 INFO [stderr]    |
Nov 29 23:35:35.756 INFO [stderr] 26 |     let mut key_as_byte_array = key.as_bytes();
Nov 29 23:35:35.756 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.756 INFO [stderr]    |         |
Nov 29 23:35:35.756 INFO [stderr]    |         help: remove this `mut`
Nov 29 23:35:35.756 INFO [stderr] 
Nov 29 23:35:35.756 INFO [stderr] warning: crate `HashTable` should have a snake case name such as `hash_table`
Nov 29 23:35:35.756 INFO [stderr]   |
Nov 29 23:35:35.757 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 29 23:35:35.757 INFO [stderr] 
Nov 29 23:35:35.779 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Nov 29 23:35:35.789 INFO [stderr] su: No module specific data is present
Nov 29 23:35:36.520 INFO running `"docker" "inspect" "c7230d730c942ef34dffd61e93f8e653e1ea28f989b096e0e441726ffa34a0bc"`
Nov 29 23:35:36.727 INFO running `"docker" "rm" "-f" "c7230d730c942ef34dffd61e93f8e653e1ea28f989b096e0e441726ffa34a0bc"`
Nov 29 23:35:37.056 INFO [stdout] c7230d730c942ef34dffd61e93f8e653e1ea28f989b096e0e441726ffa34a0bc