[INFO] updating cached repository https://github.com/kojole-sandbox/piyokvs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 13c83777166a8950e8c92677f6cf7da14a621922
[INFO] checking kojole-sandbox/piyokvs against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkojole-sandbox%2Fpiyokvs" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kojole-sandbox/piyokvs on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kojole-sandbox/piyokvs
[INFO] finished tweaking git repo https://github.com/kojole-sandbox/piyokvs
[INFO] tweaked toml for git repo https://github.com/kojole-sandbox/piyokvs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/kojole-sandbox/piyokvs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b79c5421ed10cf260518930909a9fd4b07778cecec4f1995951313a5bb5e918
[INFO] running `"docker" "start" "-a" "1b79c5421ed10cf260518930909a9fd4b07778cecec4f1995951313a5bb5e918"`
[INFO] [stderr]     Checking piyokvs v0.2.0 (/opt/rustwide/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: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/storage.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |     use std::mem::uninitialized;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/storage.rs:183:32
[INFO] [stderr]     |
[INFO] [stderr] 183 |                 let mut data = uninitialized();
[INFO] [stderr]     |                                ^^^^^^^^^^^^^
[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 1.31s
[INFO] running `"docker" "inspect" "1b79c5421ed10cf260518930909a9fd4b07778cecec4f1995951313a5bb5e918"`
[INFO] running `"docker" "rm" "-f" "1b79c5421ed10cf260518930909a9fd4b07778cecec4f1995951313a5bb5e918"`
[INFO] [stdout] 1b79c5421ed10cf260518930909a9fd4b07778cecec4f1995951313a5bb5e918