[INFO] cloning repository https://github.com/19858125320/MINI-KV
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/19858125320/MINI-KV" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19858125320%2FMINI-KV", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19858125320%2FMINI-KV'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b78689b02212f5c5886bcf582204571dd60abbe
[INFO] checking 19858125320/MINI-KV against master#a2db9280539229a3b8a084a09886670a57bc7e9c for pr-147185
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19858125320%2FMINI-KV" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/19858125320/MINI-KV
[INFO] finished tweaking git repo https://github.com/19858125320/MINI-KV
[INFO] tweaked toml for git repo https://github.com/19858125320/MINI-KV written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/19858125320/MINI-KV on toolchain a2db9280539229a3b8a084a09886670a57bc7e9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/19858125320/MINI-KV already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bf46e8d620039535187fe8ad23e280cd6b0de06efcae296f87ee7cb9f406135
[INFO] running `Command { std: "docker" "start" "-a" "4bf46e8d620039535187fe8ad23e280cd6b0de06efcae296f87ee7cb9f406135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bf46e8d620039535187fe8ad23e280cd6b0de06efcae296f87ee7cb9f406135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf46e8d620039535187fe8ad23e280cd6b0de06efcae296f87ee7cb9f406135", kill_on_drop: false }`
[INFO] [stdout] 4bf46e8d620039535187fe8ad23e280cd6b0de06efcae296f87ee7cb9f406135
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "e3d9c1a23b7d734c34bf6d4d8792de66a09584439f1e0a256ce915a396525939", kill_on_drop: false }`
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[INFO] [stdout] warning: value assigned to `current_gen` is never read
[INFO] [stdout]   --> src/engines/kvs.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut current_gen:u64=0;
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/engines/kvs.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct KvStore {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 21 |     // directory for the log and other data.
[INFO] [stdout] 22 |     path: Arc<PathBuf>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KvStore` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/thread_pool/shard.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Worker {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 15 |     id: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/error.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Fail,Debug)]
[INFO] [stdout]   |          ^---
[INFO] [stdout]   |          |
[INFO] [stdout]   |          `Fail` is not local
[INFO] [stdout]   |          move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_KvsError`
[INFO] [stdout] 6 | pub enum KvsError {
[INFO] [stdout]   |          -------- `KvsError` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/error.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Fail,Debug)]
[INFO] [stdout]   |          ^---
[INFO] [stdout]   |          |
[INFO] [stdout]   |          `Display` is not local
[INFO] [stdout]   |          move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_KvsError`
[INFO] [stdout] 6 | pub enum KvsError {
[INFO] [stdout]   |          -------- `KvsError` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests.rs:118:30
[INFO] [stdout]     |
[INFO] [stdout] 118 |     let mut store = KvStore::new();
[INFO] [stdout]     |                              ^^^ function or associated item not found in `KvStore`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `KvStore`, consider using `KvStore::open` which returns `Result<KvStore, KvsError>`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/kvs.rs:39:5
[INFO] [stdout]     |
[INFO] [stdout]  39 |     pub fn open(path: impl Into<PathBuf>) -> Result<KvStore> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]   --> tests/kv_store.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     store.set("key1".to_owned(), "value1".to_owned())?;
[INFO] [stdout]    |           ^^^---------------------------------------- argument #3 of type `u32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 11 |     store.set("key1".to_owned(), "value1".to_owned(), /* u32 */)?;
[INFO] [stdout]    |                                                     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests.rs:130:30
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut store = KvStore::new();
[INFO] [stdout]     |                              ^^^ function or associated item not found in `KvStore`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `KvStore`, consider using `KvStore::open` which returns `Result<KvStore, KvsError>`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/kvs.rs:39:5
[INFO] [stdout]     |
[INFO] [stdout]  39 |     pub fn open(path: impl Into<PathBuf>) -> Result<KvStore> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]   --> tests/kv_store.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |     store.set("key2".to_owned(), "value2".to_owned())?;
[INFO] [stdout]    |           ^^^---------------------------------------- argument #3 of type `u32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 12 |     store.set("key2".to_owned(), "value2".to_owned(), /* u32 */)?;
[INFO] [stdout]    |                                                     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests.rs:142:30
[INFO] [stdout]     |
[INFO] [stdout] 142 |     let mut store = KvStore::new();
[INFO] [stdout]     |                              ^^^ function or associated item not found in `KvStore`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `KvStore`, consider using `KvStore::open` which returns `Result<KvStore, KvsError>`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/kvs.rs:39:5
[INFO] [stdout]     |
[INFO] [stdout]  39 |     pub fn open(path: impl Into<PathBuf>) -> Result<KvStore> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]   --> benches/engine_bench.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 |                     store.set(format!("key{}", i), "value".to_string()).unwrap();
[INFO] [stdout]    |                           ^^^------------------------------------------ argument #3 of type `u32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 16 |                     store.set(format!("key{}", i), "value".to_string(), /* u32 */).unwrap();
[INFO] [stdout]    |                                                                       +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]   --> tests/kv_store.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 |     store.set("key1".to_owned(), "value1".to_owned())?;
[INFO] [stdout]    |           ^^^---------------------------------------- argument #3 of type `u32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 32 |     store.set("key1".to_owned(), "value1".to_owned(), /* u32 */)?;
[INFO] [stdout]    |                                                     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]   --> benches/engine_bench.rs:30:24
[INFO] [stdout]    |
[INFO] [stdout] 30 |                     db.set(format!("key{}", i), "value".to_string()).unwrap();
[INFO] [stdout]    |                        ^^^------------------------------------------ argument #3 of type `u32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 30 |                     db.set(format!("key{}", i), "value".to_string(), /* u32 */).unwrap();
[INFO] [stdout]    |                                                                    +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set` found for struct `KvStore` in the current scope
[INFO] [stdout]   --> tests/tests2.rs:69:11
[INFO] [stdout]    |
[INFO] [stdout] 69 |     store.set("key1".to_owned(), "value1".to_owned())?;
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        --- the method is available for `KvStore` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `get` with a similar name, but with different arguments
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `set` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  1 + use kvs::KVEngine;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests.rs:150:30
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let mut store = KvStore::new();
[INFO] [stdout]     |                              ^^^ function or associated item not found in `KvStore`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `KvStore`, consider using `KvStore::open` which returns `Result<KvStore, KvsError>`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/kvs.rs:39:5
[INFO] [stdout]     |
[INFO] [stdout]  39 |     pub fn open(path: impl Into<PathBuf>) -> Result<KvStore> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]   --> tests/kv_store.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 |     store.set("key1".to_owned(), "value2".to_owned())?;
[INFO] [stdout]    |           ^^^---------------------------------------- argument #3 of type `u32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 34 |     store.set("key1".to_owned(), "value2".to_owned(), /* u32 */)?;
[INFO] [stdout]    |                                                     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]   --> benches/engine_bench.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     .set(format!("key{}", key_i), "value".to_string())
[INFO] [stdout]    |                      ^^^---------------------------------------------- argument #3 of type `u32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     .set(format!("key{}", key_i), "value".to_string(), /* u32 */)
[INFO] [stdout]    |                                                                      +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set` found for struct `KvStore` in the current scope
[INFO] [stdout]   --> tests/tests2.rs:70:11
[INFO] [stdout]    |
[INFO] [stdout] 70 |     store.set("key2".to_owned(), "value2".to_owned())?;
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        --- the method is available for `KvStore` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `get` with a similar name, but with different arguments
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `set` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  1 + use kvs::KVEngine;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]   --> tests/kv_store.rs:41:11
[INFO] [stdout]    |
[INFO] [stdout] 41 |     store.set("key1".to_owned(), "value3".to_owned())?;
[INFO] [stdout]    |           ^^^---------------------------------------- argument #3 of type `u32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 41 |     store.set("key1".to_owned(), "value3".to_owned(), /* u32 */)?;
[INFO] [stdout]    |                                                     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]   --> benches/engine_bench.rs:63:20
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 db.set(format!("key{}", key_i), "value".to_string())
[INFO] [stdout]    |                    ^^^---------------------------------------------- argument #3 of type `u32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 db.set(format!("key{}", key_i), "value".to_string(), /* u32 */)
[INFO] [stdout]    |                                                                    +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kvs` (test "tests") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]   --> tests/kv_store.rs:53:11
[INFO] [stdout]    |
[INFO] [stdout] 53 |     store.set("key1".to_owned(), "value1".to_owned())?;
[INFO] [stdout]    |           ^^^---------------------------------------- argument #3 of type `u32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 53 |     store.set("key1".to_owned(), "value1".to_owned(), /* u32 */)?;
[INFO] [stdout]    |                                                     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kvs` (bench "engine_bench") due to 4 previous errors
[INFO] [stdout] error[E0599]: no method named `set` found for struct `KvStore` in the current scope
[INFO] [stdout]   --> tests/tests2.rs:98:11
[INFO] [stdout]    |
[INFO] [stdout] 98 |     store.set("key1".to_owned(), "value1".to_owned())?;
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        --- the method is available for `KvStore` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `get` with a similar name, but with different arguments
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `set` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  1 + use kvs::KVEngine;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]   --> tests/kv_store.rs:76:11
[INFO] [stdout]    |
[INFO] [stdout] 76 |     store.set("key1".to_owned(), "value1".to_owned())?;
[INFO] [stdout]    |           ^^^---------------------------------------- argument #3 of type `u32` is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 76 |     store.set("key1".to_owned(), "value1".to_owned(), /* u32 */)?;
[INFO] [stdout]    |                                                     +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:186:11
[INFO] [stdout]     |
[INFO] [stdout] 186 |     store.set("key1".to_owned(), "value1".to_owned())?;
[INFO] [stdout]     |           ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `get` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `set` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:187:11
[INFO] [stdout]     |
[INFO] [stdout] 187 |     store.set("key2".to_owned(), "value2".to_owned())?;
[INFO] [stdout]     |           ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `get` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `set` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:189:22
[INFO] [stdout]     |
[INFO] [stdout] 189 |     assert_eq!(store.get("key1".to_owned())?, Some("value1".to_owned()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]    --> tests/kv_store.rs:105:19
[INFO] [stdout]     |
[INFO] [stdout] 105 |             store.set(key, value)?;
[INFO] [stdout]     |                   ^^^------------ argument #3 of type `u32` is missing
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |        ^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 105 |             store.set(key, value, /* u32 */)?;
[INFO] [stdout]     |                                 +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:190:22
[INFO] [stdout]     |
[INFO] [stdout] 190 |     assert_eq!(store.get("key2".to_owned())?, Some("value2".to_owned()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:195:22
[INFO] [stdout]     |
[INFO] [stdout] 195 |     assert_eq!(store.get("key1".to_owned())?, Some("value1".to_owned()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/kv_store.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut store = KvStore::open(temp_dir.path())?;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:196:22
[INFO] [stdout]     |
[INFO] [stdout] 196 |     assert_eq!(store.get("key2".to_owned())?, Some("value2".to_owned()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kvs` (test "kv_store") due to 8 previous errors; 1 warning emitted
[INFO] [stdout] error[E0599]: no method named `set` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:207:11
[INFO] [stdout]     |
[INFO] [stdout] 207 |     store.set("key1".to_owned(), "value1".to_owned())?;
[INFO] [stdout]     |           ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `get` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `set` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:208:22
[INFO] [stdout]     |
[INFO] [stdout] 208 |     assert_eq!(store.get("key1".to_owned())?, Some("value1".to_owned()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:209:11
[INFO] [stdout]     |
[INFO] [stdout] 209 |     store.set("key1".to_owned(), "value2".to_owned())?;
[INFO] [stdout]     |           ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `get` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `set` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_gen` is never read
[INFO] [stdout]   --> src/engines/kvs.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut current_gen:u64=0;
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:210:22
[INFO] [stdout]     |
[INFO] [stdout] 210 |     assert_eq!(store.get("key1".to_owned())?, Some("value2".to_owned()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:215:22
[INFO] [stdout]     |
[INFO] [stdout] 215 |     assert_eq!(store.get("key1".to_owned())?, Some("value2".to_owned()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:216:11
[INFO] [stdout]     |
[INFO] [stdout] 216 |     store.set("key1".to_owned(), "value3".to_owned())?;
[INFO] [stdout]     |           ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `get` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `set` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:217:22
[INFO] [stdout]     |
[INFO] [stdout] 217 |     assert_eq!(store.get("key1".to_owned())?, Some("value3".to_owned()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:228:11
[INFO] [stdout]     |
[INFO] [stdout] 228 |     store.set("key1".to_owned(), "value1".to_owned())?;
[INFO] [stdout]     |           ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `get` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `set` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:229:22
[INFO] [stdout]     |
[INFO] [stdout] 229 |     assert_eq!(store.get("key2".to_owned())?, None);
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:234:22
[INFO] [stdout]     |
[INFO] [stdout] 234 |     assert_eq!(store.get("key2".to_owned())?, None);
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `remove` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:243:19
[INFO] [stdout]     |
[INFO] [stdout] 243 |     assert!(store.remove("key1".to_owned()).is_err());
[INFO] [stdout]     |                   ^^^^^^ method not found in `KvStore`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout]  14 |     fn remove(&self, key: String) -> Result<()>;
[INFO] [stdout]     |        ------ the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `KVEngine` which provides `remove` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:251:11
[INFO] [stdout]     |
[INFO] [stdout] 251 |     store.set("key1".to_owned(), "value1".to_owned())?;
[INFO] [stdout]     |           ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `get` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `set` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `remove` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:252:19
[INFO] [stdout]     |
[INFO] [stdout] 252 |     assert!(store.remove("key1".to_owned()).is_ok());
[INFO] [stdout]     |                   ^^^^^^ method not found in `KvStore`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout]  14 |     fn remove(&self, key: String) -> Result<()>;
[INFO] [stdout]     |        ------ the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `KVEngine` which provides `remove` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:253:22
[INFO] [stdout]     |
[INFO] [stdout] 253 |     assert_eq!(store.get("key1".to_owned())?, None);
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:280:19
[INFO] [stdout]     |
[INFO] [stdout] 280 |             store.set(key, value)?;
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:6:8
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `get` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `set` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/engines/kvs.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct KvStore {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 21 |     // directory for the log and other data.
[INFO] [stdout] 22 |     path: Arc<PathBuf>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KvStore` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/thread_pool/shard.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Worker {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 15 |     id: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get` found for struct `KvStore` in the current scope
[INFO] [stdout]    --> tests/tests2.rs:295:30
[INFO] [stdout]     |
[INFO] [stdout] 295 |             assert_eq!(store.get(key)?, Some(format!("{}", iter)));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/engines/mod.rs:9:8
[INFO] [stdout]     |
[INFO] [stdout]   9 |     fn get(&self, key: String) -> Result<Option<String>>;
[INFO] [stdout]     |        --- the method is available for `KvStore` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `set` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/workdir/src/engines/mod.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     fn set(&self, key: String, value: String,ttl:u32) -> Result<()>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `KVEngine` which provides `get` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use kvs::KVEngine;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/error.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Fail,Debug)]
[INFO] [stdout]   |          ^---
[INFO] [stdout]   |          |
[INFO] [stdout]   |          `Fail` is not local
[INFO] [stdout]   |          move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_KvsError`
[INFO] [stdout] 6 | pub enum KvsError {
[INFO] [stdout]   |          -------- `KvsError` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/error.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Fail,Debug)]
[INFO] [stdout]   |          ^---
[INFO] [stdout]   |          |
[INFO] [stdout]   |          `Display` is not local
[INFO] [stdout]   |          move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_KvsError`
[INFO] [stdout] 6 | pub enum KvsError {
[INFO] [stdout]   |          -------- `KvsError` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kvs` (test "tests2") due to 25 previous errors
[INFO] running `Command { std: "docker" "inspect" "e3d9c1a23b7d734c34bf6d4d8792de66a09584439f1e0a256ce915a396525939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3d9c1a23b7d734c34bf6d4d8792de66a09584439f1e0a256ce915a396525939", kill_on_drop: false }`
[INFO] [stdout] e3d9c1a23b7d734c34bf6d4d8792de66a09584439f1e0a256ce915a396525939
