Nov 29 23:35:32.297 INFO checking lampij/HashTable against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 23:35:32.297 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-5/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 23:35:32.756 INFO [stdout] 6d01ebdb040f4667686250138f7dbd34915ae7a2eebb1320b5e6e24a1f94d361
Nov 29 23:35:32.764 INFO running `"docker" "start" "-a" "6d01ebdb040f4667686250138f7dbd34915ae7a2eebb1320b5e6e24a1f94d361"`
Nov 29 23:35:34.410 INFO [stderr] usermod: no changes
Nov 29 23:35:34.468 INFO [stderr]     Checking HashTable v0.1.0 (/source)
Nov 29 23:35:35.088 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:35:35.088 INFO [stderr]   --> src/hash_table.rs:24:17
Nov 29 23:35:35.088 INFO [stderr]    |
Nov 29 23:35:35.088 INFO [stderr] 24 | pub fn hash_fun(mut key: &str) -> usize {
Nov 29 23:35:35.088 INFO [stderr]    |                 ----^^^
Nov 29 23:35:35.088 INFO [stderr]    |                 |
Nov 29 23:35:35.088 INFO [stderr]    |                 help: remove this `mut`
Nov 29 23:35:35.089 INFO [stderr]    |
Nov 29 23:35:35.089 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 23:35:35.089 INFO [stderr] 
Nov 29 23:35:35.089 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:35:35.089 INFO [stderr]   --> src/hash_table.rs:26:6
Nov 29 23:35:35.089 INFO [stderr]    |
Nov 29 23:35:35.089 INFO [stderr] 26 |     let mut key_as_byte_array = key.as_bytes();
Nov 29 23:35:35.089 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.089 INFO [stderr]    |         |
Nov 29 23:35:35.089 INFO [stderr]    |         help: remove this `mut`
Nov 29 23:35:35.089 INFO [stderr] 
Nov 29 23:35:35.089 INFO [stderr] warning: struct is never constructed: `HashTable`
Nov 29 23:35:35.089 INFO [stderr]  --> src/hash_table.rs:2:1
Nov 29 23:35:35.089 INFO [stderr]   |
Nov 29 23:35:35.089 INFO [stderr] 2 | pub struct HashTable {
Nov 29 23:35:35.089 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.089 INFO [stderr]   |
Nov 29 23:35:35.089 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 23:35:35.089 INFO [stderr] 
Nov 29 23:35:35.089 INFO [stderr] warning: method is never used: `add`
Nov 29 23:35:35.089 INFO [stderr]  --> src/hash_table.rs:8:2
Nov 29 23:35:35.089 INFO [stderr]   |
Nov 29 23:35:35.089 INFO [stderr] 8 |     pub fn add(&mut self, key: &String, value: &String) {
Nov 29 23:35:35.089 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.089 INFO [stderr] 
Nov 29 23:35:35.089 INFO [stderr] warning: method is never used: `get`
Nov 29 23:35:35.089 INFO [stderr]   --> src/hash_table.rs:14:2
Nov 29 23:35:35.089 INFO [stderr]    |
Nov 29 23:35:35.089 INFO [stderr] 14 |     pub fn get(&self, key: &String) -> String {
Nov 29 23:35:35.089 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.089 INFO [stderr] 
Nov 29 23:35:35.089 INFO [stderr] warning: method is never used: `new`
Nov 29 23:35:35.089 INFO [stderr]   --> src/hash_table.rs:18:2
Nov 29 23:35:35.089 INFO [stderr]    |
Nov 29 23:35:35.089 INFO [stderr] 18 |     pub fn new() -> HashTable {
Nov 29 23:35:35.089 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.089 INFO [stderr] 
Nov 29 23:35:35.089 INFO [stderr] warning: function is never used: `hash_fun`
Nov 29 23:35:35.089 INFO [stderr]   --> src/hash_table.rs:24:1
Nov 29 23:35:35.089 INFO [stderr]    |
Nov 29 23:35:35.089 INFO [stderr] 24 | pub fn hash_fun(mut key: &str) -> usize {
Nov 29 23:35:35.089 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.089 INFO [stderr] 
Nov 29 23:35:35.089 INFO [stderr] warning: crate `HashTable` should have a snake case name such as `hash_table`
Nov 29 23:35:35.089 INFO [stderr]   |
Nov 29 23:35:35.089 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 29 23:35:35.089 INFO [stderr] 
Nov 29 23:35:35.330 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:35:35.330 INFO [stderr]   --> src/hash_table.rs:24:17
Nov 29 23:35:35.330 INFO [stderr]    |
Nov 29 23:35:35.330 INFO [stderr] 24 | pub fn hash_fun(mut key: &str) -> usize {
Nov 29 23:35:35.330 INFO [stderr]    |                 ----^^^
Nov 29 23:35:35.330 INFO [stderr]    |                 |
Nov 29 23:35:35.330 INFO [stderr]    |                 help: remove this `mut`
Nov 29 23:35:35.330 INFO [stderr]    |
Nov 29 23:35:35.330 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 23:35:35.330 INFO [stderr] 
Nov 29 23:35:35.330 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:35:35.330 INFO [stderr]   --> src/hash_table.rs:26:6
Nov 29 23:35:35.330 INFO [stderr]    |
Nov 29 23:35:35.330 INFO [stderr] 26 |     let mut key_as_byte_array = key.as_bytes();
Nov 29 23:35:35.330 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^
Nov 29 23:35:35.330 INFO [stderr]    |         |
Nov 29 23:35:35.330 INFO [stderr]    |         help: remove this `mut`
Nov 29 23:35:35.330 INFO [stderr] 
Nov 29 23:35:35.331 INFO [stderr] warning: crate `HashTable` should have a snake case name such as `hash_table`
Nov 29 23:35:35.331 INFO [stderr]   |
Nov 29 23:35:35.331 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 29 23:35:35.331 INFO [stderr] 
Nov 29 23:35:35.364 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Nov 29 23:35:35.370 INFO [stderr] su: No module specific data is present
Nov 29 23:35:36.335 INFO running `"docker" "inspect" "6d01ebdb040f4667686250138f7dbd34915ae7a2eebb1320b5e6e24a1f94d361"`
Nov 29 23:35:36.604 INFO running `"docker" "rm" "-f" "6d01ebdb040f4667686250138f7dbd34915ae7a2eebb1320b5e6e24a1f94d361"`
Nov 29 23:35:36.956 INFO [stdout] 6d01ebdb040f4667686250138f7dbd34915ae7a2eebb1320b5e6e24a1f94d361