Dec 13 14:40:39.327 INFO testing jxcl/rdb against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 14:40:39.327 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 13 14:40:39.887 INFO [stdout] 94babc6c915f93aa97f605c7324b2a019bb02056a8f858f65c01f43ae9d3f8e3
Dec 13 14:40:39.889 INFO running `"docker" "start" "-a" "94babc6c915f93aa97f605c7324b2a019bb02056a8f858f65c01f43ae9d3f8e3"`
Dec 13 14:40:41.187 INFO [stderr] usermod: no changes
Dec 13 14:40:41.287 INFO [stderr]    Compiling rdb v0.1.0 (/source)
Dec 13 14:40:41.663 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 13 14:40:41.663 INFO [stderr]  --> src/connection.rs:1:5
Dec 13 14:40:41.663 INFO [stderr]   |
Dec 13 14:40:41.663 INFO [stderr] 1 | use std::collections::HashMap;
Dec 13 14:40:41.663 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:40:41.663 INFO [stderr]   |
Dec 13 14:40:41.663 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 14:40:41.663 INFO [stderr] 
Dec 13 14:40:41.740 INFO [stderr] warning: unused variable: `key`
Dec 13 14:40:41.740 INFO [stderr]   --> src/connection.rs:66:19
Dec 13 14:40:41.740 INFO [stderr]    |
Dec 13 14:40:41.740 INFO [stderr] 66 |     fn get(&self, key: &str) -> Option<&String> {
Dec 13 14:40:41.740 INFO [stderr]    |                   ^^^ help: consider using `_key` instead
Dec 13 14:40:41.741 INFO [stderr]    |
Dec 13 14:40:41.741 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 14:40:41.741 INFO [stderr] 
Dec 13 14:40:41.741 INFO [stderr] warning: unused variable: `i`
Dec 13 14:40:41.741 INFO [stderr]   --> src/btree.rs:97:13
Dec 13 14:40:41.741 INFO [stderr]    |
Dec 13 14:40:41.741 INFO [stderr] 97 |         for i in 0..right_pad_members {
Dec 13 14:40:41.741 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 13 14:40:41.741 INFO [stderr] 
Dec 13 14:40:41.741 INFO [stderr] warning: unused variable: `key`
Dec 13 14:40:41.741 INFO [stderr]    --> src/btree.rs:195:37
Dec 13 14:40:41.741 INFO [stderr]     |
Dec 13 14:40:41.741 INFO [stderr] 195 |     fn search_for_insert(&mut self, key: &str, index: u32) -> Result<TreeNode, io::Error> {
Dec 13 14:40:41.741 INFO [stderr]     |                                     ^^^ help: consider using `_key` instead
Dec 13 14:40:41.741 INFO [stderr] 
Dec 13 14:40:41.767 INFO [stderr] warning: field is never used: `root_node`
Dec 13 14:40:41.767 INFO [stderr]    --> src/btree.rs:151:5
Dec 13 14:40:41.767 INFO [stderr]     |
Dec 13 14:40:41.767 INFO [stderr] 151 |     root_node: TreeNode,
Dec 13 14:40:41.767 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 13 14:40:41.767 INFO [stderr]     |
Dec 13 14:40:41.767 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 14:40:41.767 INFO [stderr] 
Dec 13 14:40:41.767 INFO [stderr] warning: method is never used: `open`
Dec 13 14:40:41.767 INFO [stderr]    --> src/btree.rs:156:5
Dec 13 14:40:41.767 INFO [stderr]     |
Dec 13 14:40:41.767 INFO [stderr] 156 |     pub fn open(filename: &str) -> Result<BTree, io::Error> {
Dec 13 14:40:41.767 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:40:41.767 INFO [stderr] 
Dec 13 14:40:42.912 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
Dec 13 14:40:42.915 INFO [stderr] su: No module specific data is present
Dec 13 14:40:43.813 INFO running `"docker" "inspect" "94babc6c915f93aa97f605c7324b2a019bb02056a8f858f65c01f43ae9d3f8e3"`
Dec 13 14:40:44.073 INFO running `"docker" "rm" "-f" "94babc6c915f93aa97f605c7324b2a019bb02056a8f858f65c01f43ae9d3f8e3"`
Dec 13 14:40:44.347 INFO [stdout] 94babc6c915f93aa97f605c7324b2a019bb02056a8f858f65c01f43ae9d3f8e3
Dec 13 14:40:44.349 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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 13 14:40:44.595 INFO [stdout] 59b334e6416c616055e6af1775061d368506c22d02801e19361a93ce776ba4b9
Dec 13 14:40:44.597 INFO running `"docker" "start" "-a" "59b334e6416c616055e6af1775061d368506c22d02801e19361a93ce776ba4b9"`
Dec 13 14:40:45.457 INFO [stderr] usermod: no changes
Dec 13 14:40:45.507 INFO [stderr]    Compiling rdb v0.1.0 (/source)
Dec 13 14:40:45.811 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 13 14:40:45.811 INFO [stderr]  --> src/connection.rs:1:5
Dec 13 14:40:45.811 INFO [stderr]   |
Dec 13 14:40:45.811 INFO [stderr] 1 | use std::collections::HashMap;
Dec 13 14:40:45.811 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:40:45.811 INFO [stderr]   |
Dec 13 14:40:45.811 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 14:40:45.811 INFO [stderr] 
Dec 13 14:40:45.883 INFO [stderr] warning: unused variable: `key`
Dec 13 14:40:45.883 INFO [stderr]   --> src/connection.rs:66:19
Dec 13 14:40:45.883 INFO [stderr]    |
Dec 13 14:40:45.883 INFO [stderr] 66 |     fn get(&self, key: &str) -> Option<&String> {
Dec 13 14:40:45.883 INFO [stderr]    |                   ^^^ help: consider using `_key` instead
Dec 13 14:40:45.883 INFO [stderr]    |
Dec 13 14:40:45.883 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 14:40:45.883 INFO [stderr] 
Dec 13 14:40:45.883 INFO [stderr] warning: unused variable: `i`
Dec 13 14:40:45.883 INFO [stderr]   --> src/btree.rs:97:13
Dec 13 14:40:45.883 INFO [stderr]    |
Dec 13 14:40:45.883 INFO [stderr] 97 |         for i in 0..right_pad_members {
Dec 13 14:40:45.883 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 13 14:40:45.883 INFO [stderr] 
Dec 13 14:40:45.883 INFO [stderr] warning: unused variable: `key`
Dec 13 14:40:45.883 INFO [stderr]    --> src/btree.rs:195:37
Dec 13 14:40:45.883 INFO [stderr]     |
Dec 13 14:40:45.883 INFO [stderr] 195 |     fn search_for_insert(&mut self, key: &str, index: u32) -> Result<TreeNode, io::Error> {
Dec 13 14:40:45.883 INFO [stderr]     |                                     ^^^ help: consider using `_key` instead
Dec 13 14:40:45.883 INFO [stderr] 
Dec 13 14:40:45.907 INFO [stderr] warning: method is never used: `open`
Dec 13 14:40:45.907 INFO [stderr]    --> src/btree.rs:156:5
Dec 13 14:40:45.907 INFO [stderr]     |
Dec 13 14:40:45.907 INFO [stderr] 156 |     pub fn open(filename: &str) -> Result<BTree, io::Error> {
Dec 13 14:40:45.907 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:40:45.907 INFO [stderr]     |
Dec 13 14:40:45.907 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 14:40:45.907 INFO [stderr] 
Dec 13 14:40:46.478 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Dec 13 14:40:46.479 INFO [stderr] su: No module specific data is present
Dec 13 14:40:47.595 INFO running `"docker" "inspect" "59b334e6416c616055e6af1775061d368506c22d02801e19361a93ce776ba4b9"`
Dec 13 14:40:47.733 INFO running `"docker" "rm" "-f" "59b334e6416c616055e6af1775061d368506c22d02801e19361a93ce776ba4b9"`
Dec 13 14:40:47.897 INFO [stdout] 59b334e6416c616055e6af1775061d368506c22d02801e19361a93ce776ba4b9