Dec 11 15:52:33.227 INFO checking jxcl/rdb against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 15:52:33.227 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 15:52:33.600 INFO [stdout] ca49f96e002f6f0e381a3721e21f20810127bf8a602bc31bb61654938c2a09f4
Dec 11 15:52:33.609 INFO running `"docker" "start" "-a" "ca49f96e002f6f0e381a3721e21f20810127bf8a602bc31bb61654938c2a09f4"`
Dec 11 15:52:34.620 INFO [stderr] usermod: no changes
Dec 11 15:52:34.696 INFO [stderr]     Checking rdb v0.1.0 (/source)
Dec 11 15:52:35.080 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 11 15:52:35.080 INFO [stderr]  --> src/connection.rs:1:5
Dec 11 15:52:35.080 INFO [stderr]   |
Dec 11 15:52:35.080 INFO [stderr] 1 | use std::collections::HashMap;
Dec 11 15:52:35.080 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 15:52:35.080 INFO [stderr]   |
Dec 11 15:52:35.080 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 15:52:35.080 INFO [stderr] 
Dec 11 15:52:35.164 INFO [stderr] warning: unused variable: `key`
Dec 11 15:52:35.164 INFO [stderr]   --> src/connection.rs:66:19
Dec 11 15:52:35.164 INFO [stderr]    |
Dec 11 15:52:35.164 INFO [stderr] 66 |     fn get(&self, key: &str) -> Option<&String> {
Dec 11 15:52:35.164 INFO [stderr]    |                   ^^^ help: consider using `_key` instead
Dec 11 15:52:35.164 INFO [stderr]    |
Dec 11 15:52:35.164 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 15:52:35.164 INFO [stderr] 
Dec 11 15:52:35.164 INFO [stderr] warning: unused variable: `i`
Dec 11 15:52:35.164 INFO [stderr]   --> src/btree.rs:97:13
Dec 11 15:52:35.164 INFO [stderr]    |
Dec 11 15:52:35.164 INFO [stderr] 97 |         for i in 0..right_pad_members {
Dec 11 15:52:35.164 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 11 15:52:35.164 INFO [stderr] 
Dec 11 15:52:35.164 INFO [stderr] warning: unused variable: `key`
Dec 11 15:52:35.164 INFO [stderr]    --> src/btree.rs:195:37
Dec 11 15:52:35.164 INFO [stderr]     |
Dec 11 15:52:35.164 INFO [stderr] 195 |     fn search_for_insert(&mut self, key: &str, index: u32) -> Result<TreeNode, io::Error> {
Dec 11 15:52:35.164 INFO [stderr]     |                                     ^^^ help: consider using `_key` instead
Dec 11 15:52:35.164 INFO [stderr] 
Dec 11 15:52:35.189 INFO [stderr] warning: field is never used: `root_node`
Dec 11 15:52:35.189 INFO [stderr]    --> src/btree.rs:151:5
Dec 11 15:52:35.189 INFO [stderr]     |
Dec 11 15:52:35.189 INFO [stderr] 151 |     root_node: TreeNode,
Dec 11 15:52:35.189 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 11 15:52:35.189 INFO [stderr]     |
Dec 11 15:52:35.189 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 15:52:35.189 INFO [stderr] 
Dec 11 15:52:35.189 INFO [stderr] warning: method is never used: `open`
Dec 11 15:52:35.189 INFO [stderr]    --> src/btree.rs:156:5
Dec 11 15:52:35.189 INFO [stderr]     |
Dec 11 15:52:35.190 INFO [stderr] 156 |     pub fn open(filename: &str) -> Result<BTree, io::Error> {
Dec 11 15:52:35.190 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 15:52:35.190 INFO [stderr] 
Dec 11 15:52:35.256 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 11 15:52:35.256 INFO [stderr]  --> src/connection.rs:1:5
Dec 11 15:52:35.256 INFO [stderr]   |
Dec 11 15:52:35.256 INFO [stderr] 1 | use std::collections::HashMap;
Dec 11 15:52:35.256 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 15:52:35.256 INFO [stderr]   |
Dec 11 15:52:35.256 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 15:52:35.256 INFO [stderr] 
Dec 11 15:52:35.328 INFO [stderr] warning: unused variable: `key`
Dec 11 15:52:35.328 INFO [stderr]   --> src/connection.rs:66:19
Dec 11 15:52:35.328 INFO [stderr]    |
Dec 11 15:52:35.328 INFO [stderr] 66 |     fn get(&self, key: &str) -> Option<&String> {
Dec 11 15:52:35.328 INFO [stderr]    |                   ^^^ help: consider using `_key` instead
Dec 11 15:52:35.328 INFO [stderr]    |
Dec 11 15:52:35.328 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 15:52:35.328 INFO [stderr] 
Dec 11 15:52:35.328 INFO [stderr] warning: unused variable: `i`
Dec 11 15:52:35.328 INFO [stderr]   --> src/btree.rs:97:13
Dec 11 15:52:35.328 INFO [stderr]    |
Dec 11 15:52:35.328 INFO [stderr] 97 |         for i in 0..right_pad_members {
Dec 11 15:52:35.328 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 11 15:52:35.328 INFO [stderr] 
Dec 11 15:52:35.332 INFO [stderr] warning: unused variable: `key`
Dec 11 15:52:35.332 INFO [stderr]    --> src/btree.rs:195:37
Dec 11 15:52:35.332 INFO [stderr]     |
Dec 11 15:52:35.332 INFO [stderr] 195 |     fn search_for_insert(&mut self, key: &str, index: u32) -> Result<TreeNode, io::Error> {
Dec 11 15:52:35.332 INFO [stderr]     |                                     ^^^ help: consider using `_key` instead
Dec 11 15:52:35.332 INFO [stderr] 
Dec 11 15:52:35.357 INFO [stderr] warning: method is never used: `open`
Dec 11 15:52:35.357 INFO [stderr]    --> src/btree.rs:156:5
Dec 11 15:52:35.357 INFO [stderr]     |
Dec 11 15:52:35.357 INFO [stderr] 156 |     pub fn open(filename: &str) -> Result<BTree, io::Error> {
Dec 11 15:52:35.357 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 15:52:35.357 INFO [stderr]     |
Dec 11 15:52:35.357 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 15:52:35.357 INFO [stderr] 
Dec 11 15:52:35.412 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 11 15:52:35.415 INFO [stderr] su: No module specific data is present
Dec 11 15:52:36.068 INFO running `"docker" "inspect" "ca49f96e002f6f0e381a3721e21f20810127bf8a602bc31bb61654938c2a09f4"`
Dec 11 15:52:36.462 INFO running `"docker" "rm" "-f" "ca49f96e002f6f0e381a3721e21f20810127bf8a602bc31bb61654938c2a09f4"`
Dec 11 15:52:36.828 INFO [stdout] ca49f96e002f6f0e381a3721e21f20810127bf8a602bc31bb61654938c2a09f4