Dec 17 18:49:39.369 INFO checking nharring/kv_server against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 18:49:39.369 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/nharring/kv_server:/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 18:49:39.882 INFO [stdout] fa5750de2aa306de2e27542e7c703827f559bdd67a7589dbcc798544b424f19d
Dec 17 18:49:39.888 INFO running `"docker" "start" "-a" "fa5750de2aa306de2e27542e7c703827f559bdd67a7589dbcc798544b424f19d"`
Dec 17 18:49:42.489 INFO [stderr]     Checking integer-encoding v1.0.3
Dec 17 18:49:42.496 INFO [stderr]     Checking threadpool v1.4.1
Dec 17 18:49:42.496 INFO [stderr]     Checking try_from v0.2.2
Dec 17 18:49:42.512 INFO [stderr]     Checking term_size v0.3.0
Dec 17 18:49:42.528 INFO [stderr]     Checking atty v0.2.2
Dec 17 18:49:43.270 INFO [stderr]     Checking textwrap v0.6.0
Dec 17 18:49:43.981 INFO [stderr]     Checking clap v2.25.1
Dec 17 18:49:44.066 INFO [stderr]     Checking thrift v0.0.4
Dec 17 18:49:50.943 INFO [stderr]     Checking kv_server v0.1.0 (/opt/crater/workdir)
Dec 17 18:49:51.264 INFO [stderr] warning: unused import: `ServiceException`
Dec 17 18:49:51.264 INFO [stderr]   --> src/main.rs:18:30
Dec 17 18:49:51.264 INFO [stderr]    |
Dec 17 18:49:51.264 INFO [stderr] 18 | use kv_server::{KeyNotFound, ServiceException};
Dec 17 18:49:51.264 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^
Dec 17 18:49:51.264 INFO [stderr]    |
Dec 17 18:49:51.264 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 18:49:51.264 INFO [stderr] 
Dec 17 18:49:51.536 INFO [stderr] warning: unused import: `ServiceException`
Dec 17 18:49:51.536 INFO [stderr]   --> src/main.rs:18:30
Dec 17 18:49:51.536 INFO [stderr]    |
Dec 17 18:49:51.536 INFO [stderr] 18 | use kv_server::{KeyNotFound, ServiceException};
Dec 17 18:49:51.536 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^
Dec 17 18:49:51.536 INFO [stderr]    |
Dec 17 18:49:51.536 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 18:49:51.536 INFO [stderr] 
Dec 17 18:49:52.216 INFO [stderr] warning: method is never used: `new`
Dec 17 18:49:52.216 INFO [stderr]    --> src/kv_server.rs:228:3
Dec 17 18:49:52.216 INFO [stderr]     |
Dec 17 18:49:52.216 INFO [stderr] 228 |   pub fn new<F1, F2>(key: F1, value: F2) -> KVObject where F1: Into<Option<String>>, F2: Into<Option<String>> {
Dec 17 18:49:52.216 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:49:52.216 INFO [stderr]     |
Dec 17 18:49:52.216 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 18:49:52.216 INFO [stderr] 
Dec 17 18:49:52.216 INFO [stderr] warning: struct is never constructed: `KVServerSyncClient`
Dec 17 18:49:52.216 INFO [stderr]    --> src/kv_server.rs:312:1
Dec 17 18:49:52.216 INFO [stderr]     |
Dec 17 18:49:52.216 INFO [stderr] 312 | pub struct KVServerSyncClient<IP, OP> where IP: TInputProtocol, OP: TOutputProtocol {
Dec 17 18:49:52.216 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:49:52.216 INFO [stderr] 
Dec 17 18:49:52.216 INFO [stderr] warning: method is never used: `new`
Dec 17 18:49:52.216 INFO [stderr]    --> src/kv_server.rs:319:3
Dec 17 18:49:52.216 INFO [stderr]     |
Dec 17 18:49:52.216 INFO [stderr] 319 |   pub fn new(input_protocol: IP, output_protocol: OP) -> KVServerSyncClient<IP, OP> {
Dec 17 18:49:52.216 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:49:52.217 INFO [stderr] 
Dec 17 18:49:52.291 INFO [stderr] warning: method is never used: `new`
Dec 17 18:49:52.291 INFO [stderr]    --> src/kv_server.rs:228:3
Dec 17 18:49:52.291 INFO [stderr]     |
Dec 17 18:49:52.292 INFO [stderr] 228 |   pub fn new<F1, F2>(key: F1, value: F2) -> KVObject where F1: Into<Option<String>>, F2: Into<Option<String>> {
Dec 17 18:49:52.292 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:49:52.292 INFO [stderr]     |
Dec 17 18:49:52.292 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 18:49:52.292 INFO [stderr] 
Dec 17 18:49:52.292 INFO [stderr] warning: struct is never constructed: `KVServerSyncClient`
Dec 17 18:49:52.292 INFO [stderr]    --> src/kv_server.rs:312:1
Dec 17 18:49:52.292 INFO [stderr]     |
Dec 17 18:49:52.292 INFO [stderr] 312 | pub struct KVServerSyncClient<IP, OP> where IP: TInputProtocol, OP: TOutputProtocol {
Dec 17 18:49:52.292 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:49:52.292 INFO [stderr] 
Dec 17 18:49:52.292 INFO [stderr] warning: method is never used: `new`
Dec 17 18:49:52.292 INFO [stderr]    --> src/kv_server.rs:319:3
Dec 17 18:49:52.292 INFO [stderr]     |
Dec 17 18:49:52.292 INFO [stderr] 319 |   pub fn new(input_protocol: IP, output_protocol: OP) -> KVServerSyncClient<IP, OP> {
Dec 17 18:49:52.292 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:49:52.292 INFO [stderr] 
Dec 17 18:49:52.352 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.99s
Dec 17 18:49:53.800 INFO running `"docker" "inspect" "fa5750de2aa306de2e27542e7c703827f559bdd67a7589dbcc798544b424f19d"`
Dec 17 18:49:54.099 INFO running `"docker" "rm" "-f" "fa5750de2aa306de2e27542e7c703827f559bdd67a7589dbcc798544b424f19d"`
Dec 17 18:49:54.384 INFO [stdout] fa5750de2aa306de2e27542e7c703827f559bdd67a7589dbcc798544b424f19d