Dec 17 21:50:38.938 INFO checking jxcl/rdb against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 21:50:38.939 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/jxcl/rdb:/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 21:50:39.402 INFO [stdout] 9f9b4679af7e8c244d97f9d32592fc63baae0d384a9f60be144c8efc79b07f90
Dec 17 21:50:39.404 INFO running `"docker" "start" "-a" "9f9b4679af7e8c244d97f9d32592fc63baae0d384a9f60be144c8efc79b07f90"`
Dec 17 21:50:40.950 INFO [stderr]     Checking rdb v0.1.0 (/opt/crater/workdir)
Dec 17 21:50:41.256 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 17 21:50:41.256 INFO [stderr]  --> src/connection.rs:1:5
Dec 17 21:50:41.256 INFO [stderr]   |
Dec 17 21:50:41.256 INFO [stderr] 1 | use std::collections::HashMap;
Dec 17 21:50:41.256 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:50:41.256 INFO [stderr]   |
Dec 17 21:50:41.256 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 21:50:41.256 INFO [stderr] 
Dec 17 21:50:41.260 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 17 21:50:41.260 INFO [stderr]  --> src/connection.rs:1:5
Dec 17 21:50:41.260 INFO [stderr]   |
Dec 17 21:50:41.260 INFO [stderr] 1 | use std::collections::HashMap;
Dec 17 21:50:41.260 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:50:41.260 INFO [stderr]   |
Dec 17 21:50:41.260 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 21:50:41.260 INFO [stderr] 
Dec 17 21:50:41.380 INFO [stderr] warning: unused variable: `key`
Dec 17 21:50:41.380 INFO [stderr]   --> src/connection.rs:66:19
Dec 17 21:50:41.380 INFO [stderr]    |
Dec 17 21:50:41.380 INFO [stderr] 66 |     fn get(&self, key: &str) -> Option<&String> {
Dec 17 21:50:41.380 INFO [stderr]    |                   ^^^ help: consider using `_key` instead
Dec 17 21:50:41.380 INFO [stderr]    |
Dec 17 21:50:41.380 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 21:50:41.380 INFO [stderr] 
Dec 17 21:50:41.380 INFO [stderr] warning: unused variable: `i`
Dec 17 21:50:41.380 INFO [stderr]   --> src/btree.rs:97:13
Dec 17 21:50:41.380 INFO [stderr]    |
Dec 17 21:50:41.380 INFO [stderr] 97 |         for i in 0..right_pad_members {
Dec 17 21:50:41.380 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 17 21:50:41.380 INFO [stderr] 
Dec 17 21:50:41.380 INFO [stderr] warning: unused variable: `key`
Dec 17 21:50:41.380 INFO [stderr]    --> src/btree.rs:195:37
Dec 17 21:50:41.380 INFO [stderr]     |
Dec 17 21:50:41.380 INFO [stderr] 195 |     fn search_for_insert(&mut self, key: &str, index: u32) -> Result<TreeNode, io::Error> {
Dec 17 21:50:41.380 INFO [stderr]     |                                     ^^^ help: consider using `_key` instead
Dec 17 21:50:41.380 INFO [stderr] 
Dec 17 21:50:41.402 INFO [stderr] warning: unused variable: `key`
Dec 17 21:50:41.402 INFO [stderr]   --> src/connection.rs:66:19
Dec 17 21:50:41.402 INFO [stderr]    |
Dec 17 21:50:41.402 INFO [stderr] 66 |     fn get(&self, key: &str) -> Option<&String> {
Dec 17 21:50:41.402 INFO [stderr]    |                   ^^^ help: consider using `_key` instead
Dec 17 21:50:41.402 INFO [stderr]    |
Dec 17 21:50:41.402 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 21:50:41.402 INFO [stderr] 
Dec 17 21:50:41.402 INFO [stderr] warning: field is never used: `root_node`
Dec 17 21:50:41.402 INFO [stderr]    --> src/btree.rs:151:5
Dec 17 21:50:41.402 INFO [stderr]     |
Dec 17 21:50:41.402 INFO [stderr] 151 |     root_node: TreeNode,
Dec 17 21:50:41.402 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 17 21:50:41.402 INFO [stderr]     |
Dec 17 21:50:41.402 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 21:50:41.402 INFO [stderr] 
Dec 17 21:50:41.402 INFO [stderr] warning: unused variable: `i`
Dec 17 21:50:41.402 INFO [stderr]   --> src/btree.rs:97:13
Dec 17 21:50:41.402 INFO [stderr]    |
Dec 17 21:50:41.402 INFO [stderr] 97 |         for i in 0..right_pad_members {
Dec 17 21:50:41.402 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 17 21:50:41.402 INFO [stderr] 
Dec 17 21:50:41.402 INFO [stderr] warning: method is never used: `open`
Dec 17 21:50:41.402 INFO [stderr]    --> src/btree.rs:156:5
Dec 17 21:50:41.402 INFO [stderr]     |
Dec 17 21:50:41.402 INFO [stderr] 156 |     pub fn open(filename: &str) -> Result<BTree, io::Error> {
Dec 17 21:50:41.403 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:50:41.403 INFO [stderr] 
Dec 17 21:50:41.403 INFO [stderr] warning: unused variable: `key`
Dec 17 21:50:41.403 INFO [stderr]    --> src/btree.rs:195:37
Dec 17 21:50:41.403 INFO [stderr]     |
Dec 17 21:50:41.403 INFO [stderr] 195 |     fn search_for_insert(&mut self, key: &str, index: u32) -> Result<TreeNode, io::Error> {
Dec 17 21:50:41.403 INFO [stderr]     |                                     ^^^ help: consider using `_key` instead
Dec 17 21:50:41.403 INFO [stderr] 
Dec 17 21:50:41.432 INFO [stderr] warning: method is never used: `open`
Dec 17 21:50:41.432 INFO [stderr]    --> src/btree.rs:156:5
Dec 17 21:50:41.432 INFO [stderr]     |
Dec 17 21:50:41.432 INFO [stderr] 156 |     pub fn open(filename: &str) -> Result<BTree, io::Error> {
Dec 17 21:50:41.432 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:50:41.432 INFO [stderr]     |
Dec 17 21:50:41.432 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 21:50:41.432 INFO [stderr] 
Dec 17 21:50:41.486 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
Dec 17 21:50:42.056 INFO running `"docker" "inspect" "9f9b4679af7e8c244d97f9d32592fc63baae0d384a9f60be144c8efc79b07f90"`
Dec 17 21:50:42.237 INFO running `"docker" "rm" "-f" "9f9b4679af7e8c244d97f9d32592fc63baae0d384a9f60be144c8efc79b07f90"`
Dec 17 21:50:42.408 INFO [stdout] 9f9b4679af7e8c244d97f9d32592fc63baae0d384a9f60be144c8efc79b07f90