[INFO] updating cached repository kojole-sandbox/piyokvs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kojole-sandbox/piyokvs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kojole-sandbox/piyokvs" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/kojole-sandbox/piyokvs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/kojole-sandbox/piyokvs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kojole-sandbox/piyokvs" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/kojole-sandbox/piyokvs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/kojole-sandbox/piyokvs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 13c83777166a8950e8c92677f6cf7da14a621922
[INFO] sha for GitHub repo kojole-sandbox/piyokvs: 13c83777166a8950e8c92677f6cf7da14a621922
[INFO] validating manifest of kojole-sandbox/piyokvs on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kojole-sandbox/piyokvs on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kojole-sandbox/piyokvs
[INFO] finished frobbing kojole-sandbox/piyokvs
[INFO] frobbed toml for kojole-sandbox/piyokvs written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/kojole-sandbox/piyokvs/Cargo.toml
[INFO] started frobbing kojole-sandbox/piyokvs
[INFO] finished frobbing kojole-sandbox/piyokvs
[INFO] frobbed toml for kojole-sandbox/piyokvs written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/kojole-sandbox/piyokvs/Cargo.toml
[INFO] crate kojole-sandbox/piyokvs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking kojole-sandbox/piyokvs against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-3/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/kojole-sandbox/piyokvs:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5a67fc63b0dc2817071d383de55b62923c8b3ffe5edb0519eefa3ff476f98df7
[INFO] running `"docker" "start" "-a" "5a67fc63b0dc2817071d383de55b62923c8b3ffe5edb0519eefa3ff476f98df7"`
[INFO] [stderr]     Checking piyokvs v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/buffer.rs:20:16
[INFO] [stderr]    |
[INFO] [stderr] 20 |     cache: Box<Cache<u32, u64> + Send + Sync>,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Cache<u32, u64> + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/buffer.rs:21:24
[INFO] [stderr]    |
[INFO] [stderr] 21 |     storage: Mutex<Box<Storage + Send>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/buffer.rs:26:20
[INFO] [stderr]    |
[INFO] [stderr] 26 |         cache: Box<Cache<u32, u64> + Send + Sync>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Cache<u32, u64> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/buffer.rs:27:22
[INFO] [stderr]    |
[INFO] [stderr] 27 |         storage: Box<Storage + Send>,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/client.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 |     buffer: Arc<Buffer>,
[INFO] [stderr]   |                 ^^^^^^ help: use `dyn`: `dyn Buffer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(buffer: Arc<Buffer>) -> Client {
[INFO] [stderr]    |                            ^^^^^^ help: use `dyn`: `dyn Buffer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/buffer.rs:20:16
[INFO] [stderr]    |
[INFO] [stderr] 20 |     cache: Box<Cache<u32, u64> + Send + Sync>,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Cache<u32, u64> + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/buffer.rs:21:24
[INFO] [stderr]    |
[INFO] [stderr] 21 |     storage: Mutex<Box<Storage + Send>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/buffer.rs:26:20
[INFO] [stderr]    |
[INFO] [stderr] 26 |         cache: Box<Cache<u32, u64> + Send + Sync>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Cache<u32, u64> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/buffer.rs:27:22
[INFO] [stderr]    |
[INFO] [stderr] 27 |         storage: Box<Storage + Send>,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Storage + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/client.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 |     buffer: Arc<Buffer>,
[INFO] [stderr]   |                 ^^^^^^ help: use `dyn`: `dyn Buffer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(buffer: Arc<Buffer>) -> Client {
[INFO] [stderr]    |                            ^^^^^^ help: use `dyn`: `dyn Buffer`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/integration_test.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut entry = buffer.lock(key).unwrap();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "5a67fc63b0dc2817071d383de55b62923c8b3ffe5edb0519eefa3ff476f98df7"`
[INFO] running `"docker" "rm" "-f" "5a67fc63b0dc2817071d383de55b62923c8b3ffe5edb0519eefa3ff476f98df7"`
[INFO] [stdout] 5a67fc63b0dc2817071d383de55b62923c8b3ffe5edb0519eefa3ff476f98df7