[INFO] updating cached repository ELCHILEN0/memcached
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ELCHILEN0/memcached
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ELCHILEN0/memcached" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/ELCHILEN0/memcached"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/ELCHILEN0/memcached'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ELCHILEN0/memcached" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/ELCHILEN0/memcached"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/ELCHILEN0/memcached'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f0291bdddd050b2cb46014e1364a435f48ed7c50
[INFO] sha for GitHub repo ELCHILEN0/memcached: f0291bdddd050b2cb46014e1364a435f48ed7c50
[INFO] validating manifest of ELCHILEN0/memcached on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ELCHILEN0/memcached on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ELCHILEN0/memcached
[INFO] finished frobbing ELCHILEN0/memcached
[INFO] frobbed toml for ELCHILEN0/memcached written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/ELCHILEN0/memcached/Cargo.toml
[INFO] started frobbing ELCHILEN0/memcached
[INFO] finished frobbing ELCHILEN0/memcached
[INFO] frobbed toml for ELCHILEN0/memcached written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/ELCHILEN0/memcached/Cargo.toml
[INFO] crate ELCHILEN0/memcached already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ELCHILEN0/memcached against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-6/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/ELCHILEN0/memcached:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 79d565c53cd0c8f862e8eab3af06302be703575c348eb061d655ae6f7111e6ca
[INFO] running `"docker" "start" "-a" "79d565c53cd0c8f862e8eab3af06302be703575c348eb061d655ae6f7111e6ca"`
[INFO] [stderr]     Checking memcached v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `packet::MemPacket`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use packet::MemPacket;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Clock`, `LRU`
[INFO] [stderr]   --> src/main.rs:12:57
[INFO] [stderr]    |
[INFO] [stderr] 12 | use cache::replacement_policy::{CacheReplacementPolicy, LRU, Clock, LFU};
[INFO] [stderr]    |                                                         ^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `packet::MemPacket`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use packet::MemPacket;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Clock`, `LRU`
[INFO] [stderr]   --> src/main.rs:12:57
[INFO] [stderr]    |
[INFO] [stderr] 12 | use cache::replacement_policy::{CacheReplacementPolicy, LRU, Clock, LFU};
[INFO] [stderr]    |                                                         ^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/cache/storage_structure.rs:95:29
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn set_index(&mut self, index: usize, entry: DataEntry) -> (usize, Option<DataEntry>) {
[INFO] [stderr]    |                             ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entry`
[INFO] [stderr]   --> src/cache/storage_structure.rs:95:43
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn set_index(&mut self, index: usize, entry: DataEntry) -> (usize, Option<DataEntry>) {
[INFO] [stderr]    |                                           ^^^^^ help: consider prefixing with an underscore: `_entry`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/commands/set.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |         Ok(val) => {
[INFO] [stderr]    |            ^^^ help: consider prefixing with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/cache/storage_structure.rs:95:29
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn set_index(&mut self, index: usize, entry: DataEntry) -> (usize, Option<DataEntry>) {
[INFO] [stderr]    |                             ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entry`
[INFO] [stderr]   --> src/cache/storage_structure.rs:95:43
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn set_index(&mut self, index: usize, entry: DataEntry) -> (usize, Option<DataEntry>) {
[INFO] [stderr]    |                                           ^^^^^ help: consider prefixing with an underscore: `_entry`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/commands/set.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |         Ok(val) => {
[INFO] [stderr]    |            ^^^ help: consider prefixing with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/command.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut extra_bytes: Vec<u8> = Vec::new();
[INFO] [stderr]    |         ----^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/command.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut extra_bytes: Vec<u8> = Vec::new();
[INFO] [stderr]    |         ----^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_bytes`
[INFO] [stderr]   --> src/packet.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn from_bytes(bytes: &[u8]) -> MemPacket {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_key`
[INFO] [stderr]   --> src/packet.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn has_key(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `inc_cas`
[INFO] [stderr]   --> src/cache/value.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn inc_cas(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `KeyNotFound`
[INFO] [stderr]  --> src/cache/error.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     KeyNotFound,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_bytes`
[INFO] [stderr]   --> src/packet.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn from_bytes(bytes: &[u8]) -> MemPacket {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_key`
[INFO] [stderr]   --> src/packet.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn has_key(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `inc_cas`
[INFO] [stderr]   --> src/cache/value.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn inc_cas(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `KeyNotFound`
[INFO] [stderr]  --> src/cache/error.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     KeyNotFound,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "79d565c53cd0c8f862e8eab3af06302be703575c348eb061d655ae6f7111e6ca"`
[INFO] running `"docker" "rm" "-f" "79d565c53cd0c8f862e8eab3af06302be703575c348eb061d655ae6f7111e6ca"`
[INFO] [stdout] 79d565c53cd0c8f862e8eab3af06302be703575c348eb061d655ae6f7111e6ca