[INFO] cloning repository https://github.com/sbh123/labkv [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sbh123/labkv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsbh123%2Flabkv", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsbh123%2Flabkv'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3400008d059a99801fe2164ca54dab09fb56b9a6 [INFO] checking sbh123/labkv against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsbh123%2Flabkv" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sbh123/labkv on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sbh123/labkv [INFO] finished tweaking git repo https://github.com/sbh123/labkv [INFO] tweaked toml for git repo https://github.com/sbh123/labkv written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sbh123/labkv 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v0.15.22 [INFO] [stderr] Downloaded rand v0.4.3 [INFO] [stderr] Downloaded libc v0.2.44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2fc13f58631d9fe91f1476d7b50528cfa89eae9cdb531df054c3b60760c1bed0 [INFO] running `Command { std: "docker" "start" "-a" "2fc13f58631d9fe91f1476d7b50528cfa89eae9cdb531df054c3b60760c1bed0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2fc13f58631d9fe91f1476d7b50528cfa89eae9cdb531df054c3b60760c1bed0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fc13f58631d9fe91f1476d7b50528cfa89eae9cdb531df054c3b60760c1bed0", kill_on_drop: false }` [INFO] [stdout] 2fc13f58631d9fe91f1476d7b50528cfa89eae9cdb531df054c3b60760c1bed0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4fe43e8f68e74c69bbb7861eb3261241b769c5ad3a8810709837374a307378f1 [INFO] running `Command { std: "docker" "start" "-a" "4fe43e8f68e74c69bbb7861eb3261241b769c5ad3a8810709837374a307378f1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Checking uuid v0.7.1 [INFO] [stderr] Checking labkv v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/raft.rs:262:43 [INFO] [stdout] | [INFO] [stdout] 262 | RaftError::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/raft.rs:262:43 [INFO] [stdout] | [INFO] [stdout] 262 | RaftError::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/raft.rs:689:25 [INFO] [stdout] | [INFO] [stdout] 689 | let mut raft = raft.lock().unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/raft.rs:689:25 [INFO] [stdout] | [INFO] [stdout] 689 | let mut raft = raft.lock().unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `servername` is never read [INFO] [stdout] --> src/rpc.rs:119:5 [INFO] [stdout] | [INFO] [stdout] 118 | pub struct RpcServer { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 119 | servername: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `FnBox` is never used [INFO] [stdout] --> src/rpc.rs:289:7 [INFO] [stdout] | [INFO] [stdout] 289 | trait FnBox { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `servername` is never read [INFO] [stdout] --> src/rpc.rs:119:5 [INFO] [stdout] | [INFO] [stdout] 118 | pub struct RpcServer { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 119 | servername: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `FnBox` is never used [INFO] [stdout] --> src/rpc.rs:289:7 [INFO] [stdout] | [INFO] [stdout] 289 | trait FnBox { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.61s [INFO] running `Command { std: "docker" "inspect" "4fe43e8f68e74c69bbb7861eb3261241b769c5ad3a8810709837374a307378f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fe43e8f68e74c69bbb7861eb3261241b769c5ad3a8810709837374a307378f1", kill_on_drop: false }` [INFO] [stdout] 4fe43e8f68e74c69bbb7861eb3261241b769c5ad3a8810709837374a307378f1 [INFO] checking sbh123/labkv against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsbh123%2Flabkv" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sbh123/labkv on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sbh123/labkv [INFO] finished tweaking git repo https://github.com/sbh123/labkv [INFO] tweaked toml for git repo https://github.com/sbh123/labkv written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/sbh123/labkv 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 621a581b8524d596e4bc8b204de682546abd836fdd44679ab30631d485cf94ef [INFO] running `Command { std: "docker" "start" "-a" "621a581b8524d596e4bc8b204de682546abd836fdd44679ab30631d485cf94ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "621a581b8524d596e4bc8b204de682546abd836fdd44679ab30631d485cf94ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "621a581b8524d596e4bc8b204de682546abd836fdd44679ab30631d485cf94ef", kill_on_drop: false }` [INFO] [stdout] 621a581b8524d596e4bc8b204de682546abd836fdd44679ab30631d485cf94ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b60e4209059bad417ae31eef73a3fb0c7931ab86623cdbd30241875a3cca0bc [INFO] running `Command { std: "docker" "start" "-a" "4b60e4209059bad417ae31eef73a3fb0c7931ab86623cdbd30241875a3cca0bc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking uuid v0.7.1 [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Checking labkv v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/raft.rs:262:43 [INFO] [stdout] | [INFO] [stdout] 262 | RaftError::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/raft.rs:262:43 [INFO] [stdout] | [INFO] [stdout] 262 | RaftError::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/raft.rs:397:23 [INFO] [stdout] | [INFO] [stdout] 397 | thread::spawn(move || loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 397 ~ thread::spawn(move || -> /* Type */ { loop { [INFO] [stdout] 398 | let reqmsg = own.receiver.recv().unwrap(); [INFO] [stdout] ... [INFO] [stdout] 428 | own.sender.send(reply).unwrap(); [INFO] [stdout] 429 ~ } }); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/raft.rs:397:23 [INFO] [stdout] | [INFO] [stdout] 397 | thread::spawn(move || loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 397 ~ thread::spawn(move || -> /* Type */ { loop { [INFO] [stdout] 398 | let reqmsg = own.receiver.recv().unwrap(); [INFO] [stdout] ... [INFO] [stdout] 428 | own.sender.send(reply).unwrap(); [INFO] [stdout] 429 ~ } }); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/raft.rs:562:23 [INFO] [stdout] | [INFO] [stdout] 562 | thread::spawn(move || { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 562 | thread::spawn(move || -> /* Type */ { [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/raft.rs:562:23 [INFO] [stdout] | [INFO] [stdout] 562 | thread::spawn(move || { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 562 | thread::spawn(move || -> /* Type */ { [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `JoinHandle` [INFO] [stdout] --> src/mytest.rs:81:17 [INFO] [stdout] | [INFO] [stdout] 81 | let listen_thread = thread::spawn(move || { [INFO] [stdout] | _________________^^^^^^^^^^^^^___- [INFO] [stdout] 82 | | loop { [INFO] [stdout] 83 | | let reqmsg = owner.receiver.recv().unwrap(); [INFO] [stdout] 84 | | reqmsg.print_req(); [INFO] [stdout] ... | [INFO] [stdout] 89 | | } [INFO] [stdout] 90 | | }); [INFO] [stdout] | |______________- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving `listen_thread` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 81 | let listen_thread: JoinHandle = thread::spawn(move || { [INFO] [stdout] | +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `JoinHandle` [INFO] [stdout] --> src/mytest.rs:81:17 [INFO] [stdout] | [INFO] [stdout] 81 | let listen_thread = thread::spawn(move || { [INFO] [stdout] | _________________^^^^^^^^^^^^^___- [INFO] [stdout] 82 | | loop { [INFO] [stdout] 83 | | let reqmsg = owner.receiver.recv().unwrap(); [INFO] [stdout] 84 | | reqmsg.print_req(); [INFO] [stdout] ... | [INFO] [stdout] 89 | | } [INFO] [stdout] 90 | | }); [INFO] [stdout] | |______________- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving `listen_thread` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 81 | let listen_thread: JoinHandle = thread::spawn(move || { [INFO] [stdout] | +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> src/kvserver.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | / if seq >= i { [INFO] [stdout] 36 | | self.clientseqs.insert(id,seq+1); [INFO] [stdout] 37 | | return "OK".to_string(); [INFO] [stdout] 38 | | } else { [INFO] [stdout] 39 | | return "repeat".to_string(); [INFO] [stdout] 40 | | } [INFO] [stdout] | |_____________________^ cannot satisfy `_ -> _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> src/kvserver.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | / if seq >= i { [INFO] [stdout] 36 | | self.clientseqs.insert(id,seq+1); [INFO] [stdout] 37 | | return "OK".to_string(); [INFO] [stdout] 38 | | } else { [INFO] [stdout] 39 | | return "repeat".to_string(); [INFO] [stdout] 40 | | } [INFO] [stdout] | |_____________________^ cannot satisfy `_ -> _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/raft.rs:689:25 [INFO] [stdout] | [INFO] [stdout] 689 | let mut raft = raft.lock().unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/raft.rs:689:25 [INFO] [stdout] | [INFO] [stdout] 689 | let mut raft = raft.lock().unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0283, E0284. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0283, E0284. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `labkv` (lib test) due to 5 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `labkv` (lib) due to 5 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "4b60e4209059bad417ae31eef73a3fb0c7931ab86623cdbd30241875a3cca0bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b60e4209059bad417ae31eef73a3fb0c7931ab86623cdbd30241875a3cca0bc", kill_on_drop: false }` [INFO] [stdout] 4b60e4209059bad417ae31eef73a3fb0c7931ab86623cdbd30241875a3cca0bc