Dec 18 07:53:42.510 INFO checking ELCHILEN0/memcached against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 07:53:42.510 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/ELCHILEN0/memcached:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:53:42.969 INFO [stdout] 30573ea07a3944936ea0474e019235676b232f927879fad2467c306f8fbc610d
Dec 18 07:53:42.974 INFO running `"docker" "start" "-a" "30573ea07a3944936ea0474e019235676b232f927879fad2467c306f8fbc610d"`
Dec 18 07:53:45.764 INFO [stderr]     Checking memcached v0.1.0 (/opt/crater/workdir)
Dec 18 07:53:46.316 INFO [stderr] warning: unused import: `packet::MemPacket`
Dec 18 07:53:46.316 INFO [stderr]  --> src/main.rs:7:5
Dec 18 07:53:46.316 INFO [stderr]   |
Dec 18 07:53:46.316 INFO [stderr] 7 | use packet::MemPacket;
Dec 18 07:53:46.316 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 07:53:46.316 INFO [stderr]   |
Dec 18 07:53:46.316 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:53:46.316 INFO [stderr] 
Dec 18 07:53:46.316 INFO [stderr] warning: unused imports: `Clock`, `LRU`
Dec 18 07:53:46.316 INFO [stderr]   --> src/main.rs:12:57
Dec 18 07:53:46.316 INFO [stderr]    |
Dec 18 07:53:46.316 INFO [stderr] 12 | use cache::replacement_policy::{CacheReplacementPolicy, LRU, Clock, LFU};
Dec 18 07:53:46.316 INFO [stderr]    |                                                         ^^^  ^^^^^
Dec 18 07:53:46.316 INFO [stderr] 
Dec 18 07:53:46.380 INFO [stderr] warning: unused import: `packet::MemPacket`
Dec 18 07:53:46.380 INFO [stderr]  --> src/main.rs:7:5
Dec 18 07:53:46.380 INFO [stderr]   |
Dec 18 07:53:46.380 INFO [stderr] 7 | use packet::MemPacket;
Dec 18 07:53:46.380 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 07:53:46.380 INFO [stderr]   |
Dec 18 07:53:46.380 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:53:46.380 INFO [stderr] 
Dec 18 07:53:46.380 INFO [stderr] warning: unused imports: `Clock`, `LRU`
Dec 18 07:53:46.380 INFO [stderr]   --> src/main.rs:12:57
Dec 18 07:53:46.380 INFO [stderr]    |
Dec 18 07:53:46.380 INFO [stderr] 12 | use cache::replacement_policy::{CacheReplacementPolicy, LRU, Clock, LFU};
Dec 18 07:53:46.380 INFO [stderr]    |                                                         ^^^  ^^^^^
Dec 18 07:53:46.380 INFO [stderr] 
Dec 18 07:53:46.473 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:46.473 INFO [stderr]   --> src/commands/set.rs:13:12
Dec 18 07:53:46.473 INFO [stderr]    |
Dec 18 07:53:46.473 INFO [stderr] 13 |         Ok(val) => {
Dec 18 07:53:46.473 INFO [stderr]    |            ^^^ help: consider using `_val` instead
Dec 18 07:53:46.473 INFO [stderr]    |
Dec 18 07:53:46.473 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 07:53:46.473 INFO [stderr] 
Dec 18 07:53:46.473 INFO [stderr] warning: unused variable: `index`
Dec 18 07:53:46.473 INFO [stderr]   --> src/cache/storage_structure.rs:95:29
Dec 18 07:53:46.473 INFO [stderr]    |
Dec 18 07:53:46.473 INFO [stderr] 95 |     fn set_index(&mut self, index: usize, entry: DataEntry) -> (usize, Option<DataEntry>) {
Dec 18 07:53:46.473 INFO [stderr]    |                             ^^^^^ help: consider using `_index` instead
Dec 18 07:53:46.473 INFO [stderr] 
Dec 18 07:53:46.473 INFO [stderr] warning: unused variable: `entry`
Dec 18 07:53:46.473 INFO [stderr]   --> src/cache/storage_structure.rs:95:43
Dec 18 07:53:46.473 INFO [stderr]    |
Dec 18 07:53:46.473 INFO [stderr] 95 |     fn set_index(&mut self, index: usize, entry: DataEntry) -> (usize, Option<DataEntry>) {
Dec 18 07:53:46.474 INFO [stderr]    |                                           ^^^^^ help: consider using `_entry` instead
Dec 18 07:53:46.474 INFO [stderr] 
Dec 18 07:53:46.524 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:53:46.524 INFO [stderr]   --> src/command.rs:39:9
Dec 18 07:53:46.524 INFO [stderr]    |
Dec 18 07:53:46.524 INFO [stderr] 39 |     let mut extra_bytes: Vec<u8> = Vec::new();
Dec 18 07:53:46.524 INFO [stderr]    |         ----^^^^^^^^^^^
Dec 18 07:53:46.524 INFO [stderr]    |         |
Dec 18 07:53:46.524 INFO [stderr]    |         help: remove this `mut`
Dec 18 07:53:46.524 INFO [stderr]    |
Dec 18 07:53:46.524 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 07:53:46.528 INFO [stderr] 
Dec 18 07:53:46.532 INFO [stderr] warning: method is never used: `from_bytes`
Dec 18 07:53:46.532 INFO [stderr]   --> src/packet.rs:12:5
Dec 18 07:53:46.532 INFO [stderr]    |
Dec 18 07:53:46.532 INFO [stderr] 12 |     pub fn from_bytes(bytes: &[u8]) -> MemPacket {
Dec 18 07:53:46.532 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:46.532 INFO [stderr]    |
Dec 18 07:53:46.532 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:53:46.532 INFO [stderr] 
Dec 18 07:53:46.532 INFO [stderr] warning: method is never used: `has_key`
Dec 18 07:53:46.532 INFO [stderr]   --> src/packet.rs:87:5
Dec 18 07:53:46.532 INFO [stderr]    |
Dec 18 07:53:46.532 INFO [stderr] 87 |     pub fn has_key(&self) -> bool {
Dec 18 07:53:46.536 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:46.536 INFO [stderr] 
Dec 18 07:53:46.536 INFO [stderr] warning: method is never used: `inc_cas`
Dec 18 07:53:46.536 INFO [stderr]   --> src/cache/value.rs:16:5
Dec 18 07:53:46.536 INFO [stderr]    |
Dec 18 07:53:46.536 INFO [stderr] 16 |     pub fn inc_cas(&mut self) {
Dec 18 07:53:46.536 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:46.536 INFO [stderr] 
Dec 18 07:53:46.536 INFO [stderr] warning: variant is never constructed: `KeyNotFound`
Dec 18 07:53:46.536 INFO [stderr]  --> src/cache/error.rs:3:5
Dec 18 07:53:46.536 INFO [stderr]   |
Dec 18 07:53:46.536 INFO [stderr] 3 |     KeyNotFound,
Dec 18 07:53:46.536 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 07:53:46.536 INFO [stderr] 
Dec 18 07:53:46.612 INFO [stderr] warning: unused variable: `val`
Dec 18 07:53:46.612 INFO [stderr]   --> src/commands/set.rs:13:12
Dec 18 07:53:46.612 INFO [stderr]    |
Dec 18 07:53:46.612 INFO [stderr] 13 |         Ok(val) => {
Dec 18 07:53:46.612 INFO [stderr]    |            ^^^ help: consider using `_val` instead
Dec 18 07:53:46.612 INFO [stderr]    |
Dec 18 07:53:46.612 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 07:53:46.612 INFO [stderr] 
Dec 18 07:53:46.612 INFO [stderr] warning: unused variable: `index`
Dec 18 07:53:46.612 INFO [stderr]   --> src/cache/storage_structure.rs:95:29
Dec 18 07:53:46.612 INFO [stderr]    |
Dec 18 07:53:46.612 INFO [stderr] 95 |     fn set_index(&mut self, index: usize, entry: DataEntry) -> (usize, Option<DataEntry>) {
Dec 18 07:53:46.612 INFO [stderr]    |                             ^^^^^ help: consider using `_index` instead
Dec 18 07:53:46.612 INFO [stderr] 
Dec 18 07:53:46.612 INFO [stderr] warning: unused variable: `entry`
Dec 18 07:53:46.612 INFO [stderr]   --> src/cache/storage_structure.rs:95:43
Dec 18 07:53:46.612 INFO [stderr]    |
Dec 18 07:53:46.612 INFO [stderr] 95 |     fn set_index(&mut self, index: usize, entry: DataEntry) -> (usize, Option<DataEntry>) {
Dec 18 07:53:46.612 INFO [stderr]    |                                           ^^^^^ help: consider using `_entry` instead
Dec 18 07:53:46.612 INFO [stderr] 
Dec 18 07:53:46.676 INFO [stderr] warning: variable does not need to be mutable
Dec 18 07:53:46.676 INFO [stderr]   --> src/command.rs:39:9
Dec 18 07:53:46.676 INFO [stderr]    |
Dec 18 07:53:46.676 INFO [stderr] 39 |     let mut extra_bytes: Vec<u8> = Vec::new();
Dec 18 07:53:46.676 INFO [stderr]    |         ----^^^^^^^^^^^
Dec 18 07:53:46.676 INFO [stderr]    |         |
Dec 18 07:53:46.676 INFO [stderr]    |         help: remove this `mut`
Dec 18 07:53:46.676 INFO [stderr]    |
Dec 18 07:53:46.676 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 07:53:46.676 INFO [stderr] 
Dec 18 07:53:46.679 INFO [stderr] warning: method is never used: `from_bytes`
Dec 18 07:53:46.679 INFO [stderr]   --> src/packet.rs:12:5
Dec 18 07:53:46.679 INFO [stderr]    |
Dec 18 07:53:46.679 INFO [stderr] 12 |     pub fn from_bytes(bytes: &[u8]) -> MemPacket {
Dec 18 07:53:46.679 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:46.680 INFO [stderr]    |
Dec 18 07:53:46.680 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:53:46.680 INFO [stderr] 
Dec 18 07:53:46.680 INFO [stderr] warning: method is never used: `has_key`
Dec 18 07:53:46.680 INFO [stderr]   --> src/packet.rs:87:5
Dec 18 07:53:46.680 INFO [stderr]    |
Dec 18 07:53:46.680 INFO [stderr] 87 |     pub fn has_key(&self) -> bool {
Dec 18 07:53:46.680 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:46.680 INFO [stderr] 
Dec 18 07:53:46.680 INFO [stderr] warning: method is never used: `inc_cas`
Dec 18 07:53:46.680 INFO [stderr]   --> src/cache/value.rs:16:5
Dec 18 07:53:46.680 INFO [stderr]    |
Dec 18 07:53:46.680 INFO [stderr] 16 |     pub fn inc_cas(&mut self) {
Dec 18 07:53:46.680 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:53:46.680 INFO [stderr] 
Dec 18 07:53:46.680 INFO [stderr] warning: variant is never constructed: `KeyNotFound`
Dec 18 07:53:46.680 INFO [stderr]  --> src/cache/error.rs:3:5
Dec 18 07:53:46.680 INFO [stderr]   |
Dec 18 07:53:46.680 INFO [stderr] 3 |     KeyNotFound,
Dec 18 07:53:46.680 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 07:53:46.680 INFO [stderr] 
Dec 18 07:53:46.732 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Dec 18 07:53:47.462 INFO running `"docker" "inspect" "30573ea07a3944936ea0474e019235676b232f927879fad2467c306f8fbc610d"`
Dec 18 07:53:47.722 INFO running `"docker" "rm" "-f" "30573ea07a3944936ea0474e019235676b232f927879fad2467c306f8fbc610d"`
Dec 18 07:53:48.018 INFO [stdout] 30573ea07a3944936ea0474e019235676b232f927879fad2467c306f8fbc610d