[INFO] cloning repository https://github.com/yuanpx/sundfs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuanpx/sundfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuanpx%2Fsundfs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuanpx%2Fsundfs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8a69517e362a53133f1ef553c0ad518e8339c02
[INFO] testing yuanpx/sundfs against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuanpx%2Fsundfs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuanpx/sundfs on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yuanpx/sundfs
[INFO] finished tweaking git repo https://github.com/yuanpx/sundfs
[INFO] tweaked toml for git repo https://github.com/yuanpx/sundfs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yuanpx/sundfs 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dec3d059be88d931955bdfeaf0c71b1e08d38f9275f0bcc04bc2272d725049f
[INFO] running `Command { std: "docker" "start" "-a" "0dec3d059be88d931955bdfeaf0c71b1e08d38f9275f0bcc04bc2272d725049f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dec3d059be88d931955bdfeaf0c71b1e08d38f9275f0bcc04bc2272d725049f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dec3d059be88d931955bdfeaf0c71b1e08d38f9275f0bcc04bc2272d725049f", kill_on_drop: false }`
[INFO] [stdout] 0dec3d059be88d931955bdfeaf0c71b1e08d38f9275f0bcc04bc2272d725049f
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39c3f2611bad8a8d440185045ab56559d515b0f840c7d6999a8437e4fcade32e
[INFO] running `Command { std: "docker" "start" "-a" "39c3f2611bad8a8d440185045ab56559d515b0f840c7d6999a8437e4fcade32e", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling futures v0.1.10
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling mio v0.6.4
[INFO] [stderr]    Compiling tokio-core v0.1.4
[INFO] [stderr]    Compiling sundfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/raft/raft.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         try!(file.seek(SeekFrom::Start(self.offset)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut file = try!(self.option.open(&self.filename));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         try!(self.open_file());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |             size = try!(file.read(buf));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |             try!(self.open_file())
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |             size = try!(file.write(buf));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/dio.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             try!(self.open_file());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/dio.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             try!(file.set_len(self.offset));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/storage/nio.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stdout]   --> src/storage/nio.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use self::tokio_core::reactor::Interval;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CANCEL_TIMEOUT` should have an upper camel case name
[INFO] [stdout]   --> src/storage/nio.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CancelTimeout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/nio.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/nio.rs:153:28
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/storage/logic.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/storage/logic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]  --> src/storage/logic.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/storage/logic.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind`, `Error`
[INFO] [stdout]  --> src/storage/logic.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{Error, ErrorKind};
[INFO] [stdout]   |               ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/storage/logic.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]   --> src/storage/logic.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::cell::RefCell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]   --> src/storage/logic.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::cell::Cell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::net::TcpListener`
[INFO] [stdout]   --> src/storage/logic.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use self::tokio_core::net::TcpListener;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::net::TcpStream`
[INFO] [stdout]   --> src/storage/logic.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use self::tokio_core::net::TcpStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Timeout`
[INFO] [stdout]   --> src/storage/logic.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use self::tokio_core::reactor::Timeout;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stdout]   --> src/storage/logic.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use self::tokio_core::reactor::Interval;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Handle`
[INFO] [stdout]   --> src/storage/logic.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use self::tokio_core::reactor::Handle;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::io`
[INFO] [stdout]   --> src/storage/logic.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use self::tokio_core::io;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::io::Io`
[INFO] [stdout]   --> src/storage/logic.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::tokio_core::io::Io;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::stream`
[INFO] [stdout]   --> src/storage/logic.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use self::futures::stream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::sync::mpsc::UnboundedReceiver`
[INFO] [stdout]   --> src/storage/logic.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use self::futures::sync::mpsc::UnboundedReceiver;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::sync::mpsc`
[INFO] [stdout]   --> src/storage/logic.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use self::futures::sync::mpsc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NetService`
[INFO] [stdout]  --> src/main.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use storage::nio::{NetService, NetEvent};
[INFO] [stdout]   |                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]   --> src/raft/raft.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn process_init(&mut self, service: &mut Service) {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/raft/raft.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 78 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/raft/raft.rs:81:37
[INFO] [stdout]    |
[INFO] [stdout] 81 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/raft/raft.rs:85:36
[INFO] [stdout]    |
[INFO] [stdout] 85 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]    --> src/raft/raft.rs:152:57
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn process_candidate_requestvote_timeout(&mut self, service: &mut Service) {
[INFO] [stdout]     |                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entry`
[INFO] [stdout]    --> src/raft/raft.rs:163:41
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]    --> src/raft/raft.rs:171:39
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stdout]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut file = try!(self.option.open(&self.filename));
[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: value assigned to `size` is never read
[INFO] [stdout]   --> src/storage/dio.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut size: usize = 0;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_bytes`
[INFO] [stdout]   --> src/storage/dio.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |             let read_bytes = if capacity_bytes < remain_bytes as usize {
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut remain_bytes = self.end - self.offset;
[INFO] [stdout]    |             ----^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut capacity_bytes = buf.len(); 
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `size` is never read
[INFO] [stdout]   --> src/storage/dio.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut size: usize = 0;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `core`
[INFO] [stdout]   --> src/storage/nio.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let mut body_vec = vec![0; body_len];
[INFO] [stdout]    |                     ----^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let mut header_vec: Vec<u8> = vec![0;1];
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/nio.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/logic.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let mut net_service = NetService::new().unwrap();
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/main.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/main.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 24 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/main.rs:28:36
[INFO] [stdout]    |
[INFO] [stdout] 28 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]   --> src/main.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn process_event(&mut self, service: &mut Service, ev: NetEvent) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LEADER`, `FOLLOWER`, and `CANDIDATE` are never constructed
[INFO] [stdout]   --> src/raft/raft.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | enum Role {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 10 |     LEADER,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     FOLLOWER,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 12 |     CANDIDATE,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Phase` is never used
[INFO] [stdout]   --> src/raft/raft.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum Phase {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `candidate_process__timeout` is never read
[INFO] [stdout]   --> src/raft/raft.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Config {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     candidate_process__timeout: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `leader_id`, `nodes`, `term`, and `vote` are never read
[INFO] [stdout]   --> src/raft/raft.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Raft {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 35 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 36 |     leader_id: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 37 |     nodes: HashMap<usize, Node>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 38 |     role: Role,
[INFO] [stdout] 39 |     term: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 40 |     vote: (usize, usize),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Log` is never used
[INFO] [stdout]   --> src/raft/raft.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | enum Log {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]   --> src/raft/raft.rs:49:6
[INFO] [stdout]    |
[INFO] [stdout] 49 | enum Message {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RequestVote` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct RequestVote{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ResponseVote` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct ResponseVote {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AppendEntry` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct AppendEntry{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/raft/raft.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | impl Raft {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] 106 |     fn major(&self) -> usize {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn send_requestvote(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     fn send_appendentries(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn send_leader_heartbeat(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     fn begin_candidate_requestvote_timeout(&self, service:&mut Service) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     fn process_leader_heartbeat(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn become_follower(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |     fn become_leader(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Upload` is never constructed
[INFO] [stdout]   --> src/storage/dio.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Upload{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SetMeta` is never constructed
[INFO] [stdout]   --> src/storage/dio.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct SetMeta{
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExtraInfo` is never used
[INFO] [stdout]   --> src/storage/dio.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum ExtraInfo {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileContext` is never constructed
[INFO] [stdout]   --> src/storage/dio.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct FileContext {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_option`, `open_file`, `read_file`, `write_file`, and `truncate_file` are never used
[INFO] [stdout]    --> src/storage/dio.rs:34:14
[INFO] [stdout]     |
[INFO] [stdout] 32  | impl FileContext {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 33  |
[INFO] [stdout] 34  |     pub   fn new(file_name: &str) -> FileContext {
[INFO] [stdout]     |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44  |     pub    fn set_option(&mut self, option: OpenOptions) {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48  |     pub fn open_file(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63  |     pub fn read_file(&mut self, buf: &mut [u8]) -> Result<usize> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85  |     pub fn write_file(&mut self, buf: &[u8]) -> Result<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn truncate_file(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SEND` and `CANCEL_TIMEOUT` are never constructed
[INFO] [stdout]   --> src/storage/nio.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum NetCommand {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 33 |     SEND((usize, Vec<u8>)),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     TIMEOUT((usize, usize)),
[INFO] [stdout] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send` and `cancel_timeout` are never used
[INFO] [stdout]   --> src/storage/logic.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Service {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn send(&mut self, id: usize, buf: Vec<u8>) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn cancel_timeout(&mut self, id: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     s.start(&mut t);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let _ = s.start(&mut t);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `candidate_process__timeout` should have a snake case name
[INFO] [stdout]   --> src/raft/raft.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     candidate_process__timeout: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `candidate_process_timeout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/storage/nio.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 Self::process_cancel_timeout(id, timeouts);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 let _ = Self::process_cancel_timeout(id, timeouts);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 76 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "39c3f2611bad8a8d440185045ab56559d515b0f840c7d6999a8437e4fcade32e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39c3f2611bad8a8d440185045ab56559d515b0f840c7d6999a8437e4fcade32e", kill_on_drop: false }`
[INFO] [stdout] 39c3f2611bad8a8d440185045ab56559d515b0f840c7d6999a8437e4fcade32e
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27c58bd39f42529b18c369849f1bb6c0a72d1efe521b92876a8d902e8d64f351
[INFO] running `Command { std: "docker" "start" "-a" "27c58bd39f42529b18c369849f1bb6c0a72d1efe521b92876a8d902e8d64f351", kill_on_drop: false }`
[INFO] [stderr]    Compiling sundfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/raft/raft.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         try!(file.seek(SeekFrom::Start(self.offset)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut file = try!(self.option.open(&self.filename));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         try!(self.open_file());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |             size = try!(file.read(buf));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |             try!(self.open_file())
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |             size = try!(file.write(buf));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/dio.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             try!(self.open_file());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/dio.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             try!(file.set_len(self.offset));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/storage/nio.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stdout]   --> src/storage/nio.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use self::tokio_core::reactor::Interval;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CANCEL_TIMEOUT` should have an upper camel case name
[INFO] [stdout]   --> src/storage/nio.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CancelTimeout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/nio.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/nio.rs:153:28
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/storage/logic.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/storage/logic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]  --> src/storage/logic.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/storage/logic.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind`, `Error`
[INFO] [stdout]  --> src/storage/logic.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{Error, ErrorKind};
[INFO] [stdout]   |               ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/storage/logic.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]   --> src/storage/logic.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::cell::RefCell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]   --> src/storage/logic.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::cell::Cell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::net::TcpListener`
[INFO] [stdout]   --> src/storage/logic.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use self::tokio_core::net::TcpListener;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::net::TcpStream`
[INFO] [stdout]   --> src/storage/logic.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use self::tokio_core::net::TcpStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Timeout`
[INFO] [stdout]   --> src/storage/logic.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use self::tokio_core::reactor::Timeout;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stdout]   --> src/storage/logic.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use self::tokio_core::reactor::Interval;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Handle`
[INFO] [stdout]   --> src/storage/logic.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use self::tokio_core::reactor::Handle;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::io`
[INFO] [stdout]   --> src/storage/logic.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use self::tokio_core::io;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::io::Io`
[INFO] [stdout]   --> src/storage/logic.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::tokio_core::io::Io;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::stream`
[INFO] [stdout]   --> src/storage/logic.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use self::futures::stream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::sync::mpsc::UnboundedReceiver`
[INFO] [stdout]   --> src/storage/logic.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use self::futures::sync::mpsc::UnboundedReceiver;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::sync::mpsc`
[INFO] [stdout]   --> src/storage/logic.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use self::futures::sync::mpsc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NetService`
[INFO] [stdout]  --> src/main.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use storage::nio::{NetService, NetEvent};
[INFO] [stdout]   |                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]   --> src/raft/raft.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn process_init(&mut self, service: &mut Service) {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/raft/raft.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 78 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/raft/raft.rs:81:37
[INFO] [stdout]    |
[INFO] [stdout] 81 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/raft/raft.rs:85:36
[INFO] [stdout]    |
[INFO] [stdout] 85 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]    --> src/raft/raft.rs:152:57
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn process_candidate_requestvote_timeout(&mut self, service: &mut Service) {
[INFO] [stdout]     |                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entry`
[INFO] [stdout]    --> src/raft/raft.rs:163:41
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]    --> src/raft/raft.rs:171:39
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stdout]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut file = try!(self.option.open(&self.filename));
[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: value assigned to `size` is never read
[INFO] [stdout]   --> src/storage/dio.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut size: usize = 0;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_bytes`
[INFO] [stdout]   --> src/storage/dio.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |             let read_bytes = if capacity_bytes < remain_bytes as usize {
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut remain_bytes = self.end - self.offset;
[INFO] [stdout]    |             ----^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut capacity_bytes = buf.len(); 
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `size` is never read
[INFO] [stdout]   --> src/storage/dio.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut size: usize = 0;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/dio.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let mut txt = String::from_utf8(vec).unwrap();
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `core`
[INFO] [stdout]   --> src/storage/nio.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let mut body_vec = vec![0; body_len];
[INFO] [stdout]    |                     ----^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let mut header_vec: Vec<u8> = vec![0;1];
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/nio.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/logic.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let mut net_service = NetService::new().unwrap();
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/main.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/main.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 24 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/main.rs:28:36
[INFO] [stdout]    |
[INFO] [stdout] 28 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]   --> src/main.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn process_event(&mut self, service: &mut Service, ev: NetEvent) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LEADER`, `FOLLOWER`, and `CANDIDATE` are never constructed
[INFO] [stdout]   --> src/raft/raft.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | enum Role {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 10 |     LEADER,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     FOLLOWER,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 12 |     CANDIDATE,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Phase` is never used
[INFO] [stdout]   --> src/raft/raft.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum Phase {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `candidate_process__timeout` is never read
[INFO] [stdout]   --> src/raft/raft.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Config {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     candidate_process__timeout: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `leader_id`, `nodes`, `term`, and `vote` are never read
[INFO] [stdout]   --> src/raft/raft.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Raft {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 35 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 36 |     leader_id: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 37 |     nodes: HashMap<usize, Node>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 38 |     role: Role,
[INFO] [stdout] 39 |     term: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 40 |     vote: (usize, usize),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Log` is never used
[INFO] [stdout]   --> src/raft/raft.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | enum Log {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]   --> src/raft/raft.rs:49:6
[INFO] [stdout]    |
[INFO] [stdout] 49 | enum Message {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RequestVote` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct RequestVote{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ResponseVote` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct ResponseVote {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AppendEntry` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct AppendEntry{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/raft/raft.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | impl Raft {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] 106 |     fn major(&self) -> usize {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn send_requestvote(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     fn send_appendentries(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn send_leader_heartbeat(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     fn begin_candidate_requestvote_timeout(&self, service:&mut Service) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     fn process_leader_heartbeat(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn become_follower(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |     fn become_leader(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Upload` is never constructed
[INFO] [stdout]   --> src/storage/dio.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Upload{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SetMeta` is never constructed
[INFO] [stdout]   --> src/storage/dio.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct SetMeta{
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExtraInfo` is never used
[INFO] [stdout]   --> src/storage/dio.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum ExtraInfo {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `truncate_file` is never used
[INFO] [stdout]    --> src/storage/dio.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 32  | impl FileContext {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn truncate_file(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SEND` and `CANCEL_TIMEOUT` are never constructed
[INFO] [stdout]   --> src/storage/nio.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum NetCommand {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 33 |     SEND((usize, Vec<u8>)),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     TIMEOUT((usize, usize)),
[INFO] [stdout] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send` and `cancel_timeout` are never used
[INFO] [stdout]   --> src/storage/logic.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Service {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn send(&mut self, id: usize, buf: Vec<u8>) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn cancel_timeout(&mut self, id: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     s.start(&mut t);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let _ = s.start(&mut t);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `candidate_process__timeout` should have a snake case name
[INFO] [stdout]   --> src/raft/raft.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     candidate_process__timeout: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `candidate_process_timeout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/storage/nio.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 Self::process_cancel_timeout(id, timeouts);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 let _ = Self::process_cancel_timeout(id, timeouts);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 76 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "27c58bd39f42529b18c369849f1bb6c0a72d1efe521b92876a8d902e8d64f351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c58bd39f42529b18c369849f1bb6c0a72d1efe521b92876a8d902e8d64f351", kill_on_drop: false }`
[INFO] [stdout] 27c58bd39f42529b18c369849f1bb6c0a72d1efe521b92876a8d902e8d64f351
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6a67d4567cf50b0d90002660c771eba62b43d58d467c769cc5e38e55aa298589
[INFO] running `Command { std: "docker" "start" "-a" "6a67d4567cf50b0d90002660c771eba62b43d58d467c769cc5e38e55aa298589", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::ops::Range`
[INFO] [stderr]  --> src/raft/raft.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ops::Range;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         try!(file.seek(SeekFrom::Start(self.offset)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let mut file = try!(self.option.open(&self.filename));
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         try!(self.open_file());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:76:20
[INFO] [stderr]    |
[INFO] [stderr] 76 |             size = try!(file.read(buf));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |             try!(self.open_file())
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:93:20
[INFO] [stderr]    |
[INFO] [stderr] 93 |             size = try!(file.write(buf));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/storage/dio.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |             try!(self.open_file());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/storage/dio.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |             try!(file.set_len(self.offset));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/storage/nio.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stderr]   --> src/storage/nio.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use self::tokio_core::reactor::Interval;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `CANCEL_TIMEOUT` should have an upper camel case name
[INFO] [stderr]   --> src/storage/nio.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CancelTimeout`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/nio.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut core = try!(Core::new());
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/storage/nio.rs:153:28
[INFO] [stderr]     |
[INFO] [stderr] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/storage/logic.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/storage/logic.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stderr]  --> src/storage/logic.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::iter;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/storage/logic.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ErrorKind`, `Error`
[INFO] [stderr]  --> src/storage/logic.rs:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{Error, ErrorKind};
[INFO] [stderr]   |               ^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/storage/logic.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]   --> src/storage/logic.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::cell::RefCell;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::Cell`
[INFO] [stderr]   --> src/storage/logic.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::cell::Cell;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::net::TcpListener`
[INFO] [stderr]   --> src/storage/logic.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use self::tokio_core::net::TcpListener;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::net::TcpStream`
[INFO] [stderr]   --> src/storage/logic.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use self::tokio_core::net::TcpStream;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::reactor::Timeout`
[INFO] [stderr]   --> src/storage/logic.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use self::tokio_core::reactor::Timeout;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stderr]   --> src/storage/logic.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use self::tokio_core::reactor::Interval;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::reactor::Handle`
[INFO] [stderr]   --> src/storage/logic.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use self::tokio_core::reactor::Handle;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::io`
[INFO] [stderr]   --> src/storage/logic.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use self::tokio_core::io;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::io::Io`
[INFO] [stderr]   --> src/storage/logic.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use self::tokio_core::io::Io;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::futures::stream`
[INFO] [stderr]   --> src/storage/logic.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use self::futures::stream;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::futures::sync::mpsc::UnboundedReceiver`
[INFO] [stderr]   --> src/storage/logic.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use self::futures::sync::mpsc::UnboundedReceiver;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::futures::sync::mpsc`
[INFO] [stderr]   --> src/storage/logic.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use self::futures::sync::mpsc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NetService`
[INFO] [stderr]  --> src/main.rs:4:20
[INFO] [stderr]   |
[INFO] [stderr] 4 | use storage::nio::{NetService, NetEvent};
[INFO] [stderr]   |                    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `service`
[INFO] [stderr]   --> src/raft/raft.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn process_init(&mut self, service: &mut Service) {
[INFO] [stderr]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/raft/raft.rs:78:34
[INFO] [stderr]    |
[INFO] [stderr] 78 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stderr]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/raft/raft.rs:81:37
[INFO] [stderr]    |
[INFO] [stderr] 81 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stderr]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/raft/raft.rs:85:36
[INFO] [stderr]    |
[INFO] [stderr] 85 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `service`
[INFO] [stderr]    --> src/raft/raft.rs:152:57
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn process_candidate_requestvote_timeout(&mut self, service: &mut Service) {
[INFO] [stderr]     |                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entry`
[INFO] [stderr]    --> src/raft/raft.rs:163:41
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stderr]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]    --> src/raft/raft.rs:171:39
[INFO] [stderr]     |
[INFO] [stderr] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stderr]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/dio.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let mut file = try!(self.option.open(&self.filename));
[INFO] [stderr]    |                     ----^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `size` is never read
[INFO] [stderr]   --> src/storage/dio.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let mut size: usize = 0;
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `read_bytes`
[INFO] [stderr]   --> src/storage/dio.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 |             let read_bytes = if capacity_bytes < remain_bytes as usize {
[INFO] [stderr]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/dio.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let mut remain_bytes = self.end - self.offset;
[INFO] [stderr]    |             ----^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/dio.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let mut capacity_bytes = buf.len(); 
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `size` is never read
[INFO] [stderr]   --> src/storage/dio.rs:90:17
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let mut size: usize = 0;
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/storage/dio.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |     let mut txt = String::from_utf8(vec).unwrap();
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `core`
[INFO] [stderr]   --> src/storage/nio.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut core = try!(Core::new());
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_core`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/nio.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut core = try!(Core::new());
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/nio.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |                 let mut body_vec = vec![0; body_len];
[INFO] [stderr]    |                     ----^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/nio.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let mut header_vec: Vec<u8> = vec![0;1];
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/storage/nio.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/logic.rs:69:13
[INFO] [stderr]    |
[INFO] [stderr] 69 |         let mut net_service = NetService::new().unwrap();
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/main.rs:21:34
[INFO] [stderr]    |
[INFO] [stderr] 21 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stderr]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/main.rs:24:37
[INFO] [stderr]    |
[INFO] [stderr] 24 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stderr]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/main.rs:28:36
[INFO] [stderr]    |
[INFO] [stderr] 28 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `service`
[INFO] [stderr]   --> src/main.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn process_event(&mut self, service: &mut Service, ev: NetEvent) {
[INFO] [stderr]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stderr] 
[INFO] [stderr] warning: variants `LEADER`, `FOLLOWER`, and `CANDIDATE` are never constructed
[INFO] [stderr]   --> src/raft/raft.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | enum Role {
[INFO] [stderr]    |      ---- variants in this enum
[INFO] [stderr] 10 |     LEADER,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 11 |     FOLLOWER,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 12 |     CANDIDATE,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Phase` is never used
[INFO] [stderr]   --> src/raft/raft.rs:15:6
[INFO] [stderr]    |
[INFO] [stderr] 15 | enum Phase {
[INFO] [stderr]    |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `candidate_process__timeout` is never read
[INFO] [stderr]   --> src/raft/raft.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct Config {
[INFO] [stderr]    |        ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 31 |     candidate_process__timeout: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id`, `leader_id`, `nodes`, `term`, and `vote` are never read
[INFO] [stderr]   --> src/raft/raft.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 34 | struct Raft {
[INFO] [stderr]    |        ---- fields in this struct
[INFO] [stderr] 35 |     id: usize,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 36 |     leader_id: Option<usize>,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 37 |     nodes: HashMap<usize, Node>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 38 |     role: Role,
[INFO] [stderr] 39 |     term: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 40 |     vote: (usize, usize),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Log` is never used
[INFO] [stderr]   --> src/raft/raft.rs:45:6
[INFO] [stderr]    |
[INFO] [stderr] 45 | enum Log {
[INFO] [stderr]    |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Message` is never used
[INFO] [stderr]   --> src/raft/raft.rs:49:6
[INFO] [stderr]    |
[INFO] [stderr] 49 | enum Message {
[INFO] [stderr]    |      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RequestVote` is never constructed
[INFO] [stderr]   --> src/raft/raft.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 | struct RequestVote{
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ResponseVote` is never constructed
[INFO] [stderr]   --> src/raft/raft.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | struct ResponseVote {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `AppendEntry` is never constructed
[INFO] [stderr]   --> src/raft/raft.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 64 | struct AppendEntry{
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/raft/raft.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 105 | impl Raft {
[INFO] [stderr]     | --------- methods in this implementation
[INFO] [stderr] 106 |     fn major(&self) -> usize {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 110 |     fn send_requestvote(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 113 |     fn send_appendentries(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 117 |     fn send_leader_heartbeat(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 129 |     fn begin_candidate_requestvote_timeout(&self, service:&mut Service) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 167 |     fn process_leader_heartbeat(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 175 |     fn become_follower(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 182 |     fn become_leader(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Upload` is never constructed
[INFO] [stderr]   --> src/storage/dio.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Upload{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SetMeta` is never constructed
[INFO] [stderr]   --> src/storage/dio.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct SetMeta{
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ExtraInfo` is never used
[INFO] [stderr]   --> src/storage/dio.rs:19:6
[INFO] [stderr]    |
[INFO] [stderr] 19 | enum ExtraInfo {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `truncate_file` is never used
[INFO] [stderr]    --> src/storage/dio.rs:104:12
[INFO] [stderr]     |
[INFO] [stderr] 32  | impl FileContext {
[INFO] [stderr]     | ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 104 |     pub fn truncate_file(&mut self) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `SEND` and `CANCEL_TIMEOUT` are never constructed
[INFO] [stderr]   --> src/storage/nio.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub enum NetCommand {
[INFO] [stderr]    |          ---------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 33 |     SEND((usize, Vec<u8>)),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 34 |     TIMEOUT((usize, usize)),
[INFO] [stderr] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `send` and `cancel_timeout` are never used
[INFO] [stderr]   --> src/storage/logic.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 40 | impl Service {
[INFO] [stderr]    | ------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 55 |     pub fn send(&mut self, id: usize, buf: Vec<u8>) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |     pub fn cancel_timeout(&mut self, id: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     s.start(&mut t);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let _ = s.start(&mut t);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `candidate_process__timeout` should have a snake case name
[INFO] [stderr]   --> src/raft/raft.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     candidate_process__timeout: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `candidate_process_timeout`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/storage/nio.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 Self::process_cancel_timeout(id, timeouts);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 let _ = Self::process_cancel_timeout(id, timeouts);
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `sundfs` (bin "sundfs" test) generated 76 warnings (run `cargo fix --bin "sundfs" --tests` to apply 44 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sundfs-73b87359926e46cb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test storage::dio::read_test ... FAILED
[INFO] [stdout] test storage::dio::write_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- storage::dio::read_test stdout ----
[INFO] [stdout] thread 'storage::dio::read_test' panicked at src/storage/dio.rs:140:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: false
[INFO] [stdout]  right: true
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x562a85928496 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x562a85928496 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x562a85928496 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x562a85928496 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x562a859512e0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x562a859512e0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x562a85925eff - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x562a85928274 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x562a85928274 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x562a85929fe7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x562a85929ccd - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x562a858f73a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x562a858f73a7 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x562a8592a606 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x562a8592a606 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x562a8592a352 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x562a85928996 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x562a8592a0b0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x562a858bfcd5 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x562a858c001b - core::panicking::assert_failed_inner::hbf94b40c37b92af0
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x562a858c100e - core::panicking::assert_failed::hb46ef79255ccb870
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x562a858c2698 - sundfs::storage::dio::read_test::h7b04b03ee1486652
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/dio.rs:140:5
[INFO] [stdout]   22:     0x562a858c24b7 - sundfs::storage::dio::read_test::{{closure}}::h07b87c9a8ca64a8c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/dio.rs:132:15
[INFO] [stdout]   23:     0x562a858c0ab6 - core::ops::function::FnOnce::call_once::h2a3b2d5449631238
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x562a858fcc7f - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x562a858fcc7f - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x562a858fba01 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x562a858fba01 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x562a858fba01 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x562a858fba01 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x562a858fba01 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x562a858fba01 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x562a858fba01 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x562a858c2d36 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x562a858c2d36 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x562a858c7d97 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x562a858c7d97 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x562a858c7d97 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x562a858c7d97 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x562a858c7d97 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x562a858c7d97 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x562a858c7d97 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x562a8592f0b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x562a8592f0b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x562a8592f0b5 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f64b67ceac3 - <unknown>
[INFO] [stdout]   46:     0x7f64b685fbf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- storage::dio::write_test stdout ----
[INFO] [stdout] thread 'storage::dio::write_test' panicked at src/storage/dio.rs:125:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: false
[INFO] [stdout]  right: true
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x562a85928496 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x562a85928496 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x562a85928496 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x562a85928496 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x562a859512e0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x562a859512e0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x562a85925eff - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x562a85928274 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x562a85928274 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x562a85929fe7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x562a85929ccd - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x562a858f73a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x562a858f73a7 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x562a8592a606 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x562a8592a606 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x562a8592a352 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x562a85928996 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x562a8592a0b0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x562a858bfcd5 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x562a858c001b - core::panicking::assert_failed_inner::hbf94b40c37b92af0
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x562a858c100e - core::panicking::assert_failed::hb46ef79255ccb870
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x562a858c2296 - sundfs::storage::dio::write_test::hc373f55095aa8d4d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/dio.rs:125:5
[INFO] [stdout]   22:     0x562a858c20e7 - sundfs::storage::dio::write_test::{{closure}}::h19804b7478532ddb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/dio.rs:118:16
[INFO] [stdout]   23:     0x562a858c0b76 - core::ops::function::FnOnce::call_once::hfe79fa21c0e301b0
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x562a858fcc7f - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x562a858fcc7f - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x562a858fba01 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x562a858fba01 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x562a858fba01 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x562a858fba01 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x562a858fba01 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x562a858fba01 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x562a858fba01 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x562a858c2d36 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x562a858c2d36 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x562a858c7d97 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x562a858c7d97 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x562a858c7d97 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x562a858c7d97 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x562a858c7d97 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x562a858c7d97 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x562a858c7d97 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x562a8592f0b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x562a8592f0b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x562a8592f0b5 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f64b67ceac3 - <unknown>
[INFO] [stdout]   46:     0x7f64b685fbf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     storage::dio::read_test
[INFO] [stdout]     storage::dio::write_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin sundfs`
[INFO] running `Command { std: "docker" "inspect" "6a67d4567cf50b0d90002660c771eba62b43d58d467c769cc5e38e55aa298589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a67d4567cf50b0d90002660c771eba62b43d58d467c769cc5e38e55aa298589", kill_on_drop: false }`
[INFO] [stdout] 6a67d4567cf50b0d90002660c771eba62b43d58d467c769cc5e38e55aa298589
[INFO] testing yuanpx/sundfs against beta-2024-02-10 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuanpx%2Fsundfs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuanpx/sundfs on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yuanpx/sundfs
[INFO] finished tweaking git repo https://github.com/yuanpx/sundfs
[INFO] tweaked toml for git repo https://github.com/yuanpx/sundfs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/yuanpx/sundfs 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" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75971e2d6a6ba888b93c12afa16f68e3e69367e3ae574c339043ac58539ce72f
[INFO] running `Command { std: "docker" "start" "-a" "75971e2d6a6ba888b93c12afa16f68e3e69367e3ae574c339043ac58539ce72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75971e2d6a6ba888b93c12afa16f68e3e69367e3ae574c339043ac58539ce72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75971e2d6a6ba888b93c12afa16f68e3e69367e3ae574c339043ac58539ce72f", kill_on_drop: false }`
[INFO] [stdout] 75971e2d6a6ba888b93c12afa16f68e3e69367e3ae574c339043ac58539ce72f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b473ed98462e7a6513fb109a69c956fddccad2a39ebb1757a167087fd319c3b0
[INFO] running `Command { std: "docker" "start" "-a" "b473ed98462e7a6513fb109a69c956fddccad2a39ebb1757a167087fd319c3b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling futures v0.1.10
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling mio v0.6.4
[INFO] [stderr]    Compiling tokio-core v0.1.4
[INFO] [stderr]    Compiling sundfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/raft/raft.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         try!(file.seek(SeekFrom::Start(self.offset)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut file = try!(self.option.open(&self.filename));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         try!(self.open_file());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |             size = try!(file.read(buf));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |             try!(self.open_file())
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |             size = try!(file.write(buf));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/dio.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             try!(self.open_file());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/dio.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             try!(file.set_len(self.offset));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/storage/nio.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stdout]   --> src/storage/nio.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use self::tokio_core::reactor::Interval;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CANCEL_TIMEOUT` should have an upper camel case name
[INFO] [stdout]   --> src/storage/nio.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CancelTimeout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/nio.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/nio.rs:153:28
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/storage/logic.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/storage/logic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]  --> src/storage/logic.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/storage/logic.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind`, `Error`
[INFO] [stdout]  --> src/storage/logic.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{Error, ErrorKind};
[INFO] [stdout]   |               ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/storage/logic.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]   --> src/storage/logic.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::cell::RefCell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]   --> src/storage/logic.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::cell::Cell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::net::TcpListener`
[INFO] [stdout]   --> src/storage/logic.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use self::tokio_core::net::TcpListener;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::net::TcpStream`
[INFO] [stdout]   --> src/storage/logic.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use self::tokio_core::net::TcpStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Timeout`
[INFO] [stdout]   --> src/storage/logic.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use self::tokio_core::reactor::Timeout;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stdout]   --> src/storage/logic.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use self::tokio_core::reactor::Interval;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Handle`
[INFO] [stdout]   --> src/storage/logic.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use self::tokio_core::reactor::Handle;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::io`
[INFO] [stdout]   --> src/storage/logic.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use self::tokio_core::io;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::io::Io`
[INFO] [stdout]   --> src/storage/logic.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::tokio_core::io::Io;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::stream`
[INFO] [stdout]   --> src/storage/logic.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use self::futures::stream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::sync::mpsc::UnboundedReceiver`
[INFO] [stdout]   --> src/storage/logic.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use self::futures::sync::mpsc::UnboundedReceiver;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::sync::mpsc`
[INFO] [stdout]   --> src/storage/logic.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use self::futures::sync::mpsc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NetService`
[INFO] [stdout]  --> src/main.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use storage::nio::{NetService, NetEvent};
[INFO] [stdout]   |                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]   --> src/raft/raft.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn process_init(&mut self, service: &mut Service) {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/raft/raft.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 78 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/raft/raft.rs:81:37
[INFO] [stdout]    |
[INFO] [stdout] 81 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/raft/raft.rs:85:36
[INFO] [stdout]    |
[INFO] [stdout] 85 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]    --> src/raft/raft.rs:152:57
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn process_candidate_requestvote_timeout(&mut self, service: &mut Service) {
[INFO] [stdout]     |                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entry`
[INFO] [stdout]    --> src/raft/raft.rs:163:41
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]    --> src/raft/raft.rs:171:39
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stdout]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut file = try!(self.option.open(&self.filename));
[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: value assigned to `size` is never read
[INFO] [stdout]   --> src/storage/dio.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut size: usize = 0;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_bytes`
[INFO] [stdout]   --> src/storage/dio.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |             let read_bytes = if capacity_bytes < remain_bytes as usize {
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut remain_bytes = self.end - self.offset;
[INFO] [stdout]    |             ----^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut capacity_bytes = buf.len(); 
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `size` is never read
[INFO] [stdout]   --> src/storage/dio.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut size: usize = 0;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `core`
[INFO] [stdout]   --> src/storage/nio.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let mut body_vec = vec![0; body_len];
[INFO] [stdout]    |                     ----^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let mut header_vec: Vec<u8> = vec![0;1];
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/nio.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/logic.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let mut net_service = NetService::new().unwrap();
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/main.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/main.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 24 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/main.rs:28:36
[INFO] [stdout]    |
[INFO] [stdout] 28 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]   --> src/main.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn process_event(&mut self, service: &mut Service, ev: NetEvent) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LEADER`, `FOLLOWER`, and `CANDIDATE` are never constructed
[INFO] [stdout]   --> src/raft/raft.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | enum Role {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 10 |     LEADER,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     FOLLOWER,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 12 |     CANDIDATE,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Phase` is never used
[INFO] [stdout]   --> src/raft/raft.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum Phase {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `candidate_process__timeout` is never read
[INFO] [stdout]   --> src/raft/raft.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Config {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     candidate_process__timeout: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `leader_id`, `nodes`, `term`, and `vote` are never read
[INFO] [stdout]   --> src/raft/raft.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Raft {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 35 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 36 |     leader_id: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 37 |     nodes: HashMap<usize, Node>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 38 |     role: Role,
[INFO] [stdout] 39 |     term: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 40 |     vote: (usize, usize),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Log` is never used
[INFO] [stdout]   --> src/raft/raft.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | enum Log {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]   --> src/raft/raft.rs:49:6
[INFO] [stdout]    |
[INFO] [stdout] 49 | enum Message {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RequestVote` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct RequestVote{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ResponseVote` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct ResponseVote {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AppendEntry` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct AppendEntry{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/raft/raft.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | impl Raft {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] 106 |     fn major(&self) -> usize {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn send_requestvote(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     fn send_appendentries(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn send_leader_heartbeat(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     fn begin_candidate_requestvote_timeout(&self, service:&mut Service) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     fn process_leader_heartbeat(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn become_follower(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |     fn become_leader(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Upload` is never constructed
[INFO] [stdout]   --> src/storage/dio.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Upload{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SetMeta` is never constructed
[INFO] [stdout]   --> src/storage/dio.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct SetMeta{
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExtraInfo` is never used
[INFO] [stdout]   --> src/storage/dio.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum ExtraInfo {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileContext` is never constructed
[INFO] [stdout]   --> src/storage/dio.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct FileContext {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_option`, `open_file`, `read_file`, `write_file`, and `truncate_file` are never used
[INFO] [stdout]    --> src/storage/dio.rs:34:14
[INFO] [stdout]     |
[INFO] [stdout] 32  | impl FileContext {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 33  |
[INFO] [stdout] 34  |     pub   fn new(file_name: &str) -> FileContext {
[INFO] [stdout]     |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44  |     pub    fn set_option(&mut self, option: OpenOptions) {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48  |     pub fn open_file(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63  |     pub fn read_file(&mut self, buf: &mut [u8]) -> Result<usize> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85  |     pub fn write_file(&mut self, buf: &[u8]) -> Result<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn truncate_file(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SEND` and `CANCEL_TIMEOUT` are never constructed
[INFO] [stdout]   --> src/storage/nio.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum NetCommand {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 33 |     SEND((usize, Vec<u8>)),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     TIMEOUT((usize, usize)),
[INFO] [stdout] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send` and `cancel_timeout` are never used
[INFO] [stdout]   --> src/storage/logic.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Service {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn send(&mut self, id: usize, buf: Vec<u8>) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn cancel_timeout(&mut self, id: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     s.start(&mut t);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let _ = s.start(&mut t);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `candidate_process__timeout` should have a snake case name
[INFO] [stdout]   --> src/raft/raft.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     candidate_process__timeout: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `candidate_process_timeout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/storage/nio.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 Self::process_cancel_timeout(id, timeouts);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 let _ = Self::process_cancel_timeout(id, timeouts);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 76 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "b473ed98462e7a6513fb109a69c956fddccad2a39ebb1757a167087fd319c3b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b473ed98462e7a6513fb109a69c956fddccad2a39ebb1757a167087fd319c3b0", kill_on_drop: false }`
[INFO] [stdout] b473ed98462e7a6513fb109a69c956fddccad2a39ebb1757a167087fd319c3b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cefd41ecbfaac1e8f2ae2164e4053cca6ee5dbc1077585d9f06de55a76045574
[INFO] running `Command { std: "docker" "start" "-a" "cefd41ecbfaac1e8f2ae2164e4053cca6ee5dbc1077585d9f06de55a76045574", kill_on_drop: false }`
[INFO] [stderr]    Compiling sundfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/raft/raft.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         try!(file.seek(SeekFrom::Start(self.offset)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut file = try!(self.option.open(&self.filename));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         try!(self.open_file());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |             size = try!(file.read(buf));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |             try!(self.open_file())
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/dio.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |             size = try!(file.write(buf));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/dio.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             try!(self.open_file());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/dio.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             try!(file.set_len(self.offset));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/storage/nio.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stdout]   --> src/storage/nio.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use self::tokio_core::reactor::Interval;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CANCEL_TIMEOUT` should have an upper camel case name
[INFO] [stdout]   --> src/storage/nio.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CancelTimeout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/storage/nio.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/storage/nio.rs:153:28
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/storage/logic.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/storage/logic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]  --> src/storage/logic.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/storage/logic.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind`, `Error`
[INFO] [stdout]  --> src/storage/logic.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{Error, ErrorKind};
[INFO] [stdout]   |               ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/storage/logic.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]   --> src/storage/logic.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::cell::RefCell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]   --> src/storage/logic.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::cell::Cell;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::net::TcpListener`
[INFO] [stdout]   --> src/storage/logic.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use self::tokio_core::net::TcpListener;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::net::TcpStream`
[INFO] [stdout]   --> src/storage/logic.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use self::tokio_core::net::TcpStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Timeout`
[INFO] [stdout]   --> src/storage/logic.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use self::tokio_core::reactor::Timeout;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stdout]   --> src/storage/logic.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use self::tokio_core::reactor::Interval;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::reactor::Handle`
[INFO] [stdout]   --> src/storage/logic.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use self::tokio_core::reactor::Handle;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::io`
[INFO] [stdout]   --> src/storage/logic.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use self::tokio_core::io;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tokio_core::io::Io`
[INFO] [stdout]   --> src/storage/logic.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::tokio_core::io::Io;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::stream`
[INFO] [stdout]   --> src/storage/logic.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use self::futures::stream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::sync::mpsc::UnboundedReceiver`
[INFO] [stdout]   --> src/storage/logic.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use self::futures::sync::mpsc::UnboundedReceiver;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::futures::sync::mpsc`
[INFO] [stdout]   --> src/storage/logic.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use self::futures::sync::mpsc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NetService`
[INFO] [stdout]  --> src/main.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use storage::nio::{NetService, NetEvent};
[INFO] [stdout]   |                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]   --> src/raft/raft.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn process_init(&mut self, service: &mut Service) {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/raft/raft.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 78 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/raft/raft.rs:81:37
[INFO] [stdout]    |
[INFO] [stdout] 81 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/raft/raft.rs:85:36
[INFO] [stdout]    |
[INFO] [stdout] 85 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]    --> src/raft/raft.rs:152:57
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn process_candidate_requestvote_timeout(&mut self, service: &mut Service) {
[INFO] [stdout]     |                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entry`
[INFO] [stdout]    --> src/raft/raft.rs:163:41
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]    --> src/raft/raft.rs:171:39
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stdout]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut file = try!(self.option.open(&self.filename));
[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: value assigned to `size` is never read
[INFO] [stdout]   --> src/storage/dio.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut size: usize = 0;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_bytes`
[INFO] [stdout]   --> src/storage/dio.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |             let read_bytes = if capacity_bytes < remain_bytes as usize {
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut remain_bytes = self.end - self.offset;
[INFO] [stdout]    |             ----^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/dio.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut capacity_bytes = buf.len(); 
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `size` is never read
[INFO] [stdout]   --> src/storage/dio.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut size: usize = 0;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/dio.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let mut txt = String::from_utf8(vec).unwrap();
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `core`
[INFO] [stdout]   --> src/storage/nio.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut core = try!(Core::new());
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let mut body_vec = vec![0; body_len];
[INFO] [stdout]    |                     ----^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/nio.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let mut header_vec: Vec<u8> = vec![0;1];
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/storage/nio.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/storage/logic.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let mut net_service = NetService::new().unwrap();
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/main.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/main.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 24 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/main.rs:28:36
[INFO] [stdout]    |
[INFO] [stdout] 28 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service`
[INFO] [stdout]   --> src/main.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn process_event(&mut self, service: &mut Service, ev: NetEvent) {
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LEADER`, `FOLLOWER`, and `CANDIDATE` are never constructed
[INFO] [stdout]   --> src/raft/raft.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | enum Role {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 10 |     LEADER,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     FOLLOWER,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 12 |     CANDIDATE,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Phase` is never used
[INFO] [stdout]   --> src/raft/raft.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum Phase {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `candidate_process__timeout` is never read
[INFO] [stdout]   --> src/raft/raft.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Config {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     candidate_process__timeout: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `leader_id`, `nodes`, `term`, and `vote` are never read
[INFO] [stdout]   --> src/raft/raft.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Raft {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 35 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 36 |     leader_id: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 37 |     nodes: HashMap<usize, Node>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 38 |     role: Role,
[INFO] [stdout] 39 |     term: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 40 |     vote: (usize, usize),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Log` is never used
[INFO] [stdout]   --> src/raft/raft.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | enum Log {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]   --> src/raft/raft.rs:49:6
[INFO] [stdout]    |
[INFO] [stdout] 49 | enum Message {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RequestVote` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct RequestVote{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ResponseVote` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct ResponseVote {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AppendEntry` is never constructed
[INFO] [stdout]   --> src/raft/raft.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct AppendEntry{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/raft/raft.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | impl Raft {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] 106 |     fn major(&self) -> usize {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn send_requestvote(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     fn send_appendentries(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn send_leader_heartbeat(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 129 |     fn begin_candidate_requestvote_timeout(&self, service:&mut Service) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     fn process_leader_heartbeat(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn become_follower(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |     fn become_leader(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Upload` is never constructed
[INFO] [stdout]   --> src/storage/dio.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Upload{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SetMeta` is never constructed
[INFO] [stdout]   --> src/storage/dio.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct SetMeta{
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExtraInfo` is never used
[INFO] [stdout]   --> src/storage/dio.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum ExtraInfo {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `truncate_file` is never used
[INFO] [stdout]    --> src/storage/dio.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 32  | impl FileContext {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn truncate_file(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SEND` and `CANCEL_TIMEOUT` are never constructed
[INFO] [stdout]   --> src/storage/nio.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum NetCommand {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 33 |     SEND((usize, Vec<u8>)),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     TIMEOUT((usize, usize)),
[INFO] [stdout] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `send` and `cancel_timeout` are never used
[INFO] [stdout]   --> src/storage/logic.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Service {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn send(&mut self, id: usize, buf: Vec<u8>) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn cancel_timeout(&mut self, id: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     s.start(&mut t);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let _ = s.start(&mut t);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `candidate_process__timeout` should have a snake case name
[INFO] [stdout]   --> src/raft/raft.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     candidate_process__timeout: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `candidate_process_timeout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/storage/nio.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 Self::process_cancel_timeout(id, timeouts);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 let _ = Self::process_cancel_timeout(id, timeouts);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 76 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "cefd41ecbfaac1e8f2ae2164e4053cca6ee5dbc1077585d9f06de55a76045574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cefd41ecbfaac1e8f2ae2164e4053cca6ee5dbc1077585d9f06de55a76045574", kill_on_drop: false }`
[INFO] [stdout] cefd41ecbfaac1e8f2ae2164e4053cca6ee5dbc1077585d9f06de55a76045574
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9786473c58b3ef0934ab826e3e7ba4dceb21e50e72b23b006696b62e2cc81b4d
[INFO] running `Command { std: "docker" "start" "-a" "9786473c58b3ef0934ab826e3e7ba4dceb21e50e72b23b006696b62e2cc81b4d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::ops::Range`
[INFO] [stderr]  --> src/raft/raft.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ops::Range;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         try!(file.seek(SeekFrom::Start(self.offset)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let mut file = try!(self.option.open(&self.filename));
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         try!(self.open_file());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:76:20
[INFO] [stderr]    |
[INFO] [stderr] 76 |             size = try!(file.read(buf));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |             try!(self.open_file())
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/dio.rs:93:20
[INFO] [stderr]    |
[INFO] [stderr] 93 |             size = try!(file.write(buf));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/storage/dio.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |             try!(self.open_file());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/storage/dio.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |             try!(file.set_len(self.offset));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/storage/nio.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stderr]   --> src/storage/nio.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use self::tokio_core::reactor::Interval;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `CANCEL_TIMEOUT` should have an upper camel case name
[INFO] [stderr]   --> src/storage/nio.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CancelTimeout`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/storage/nio.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut core = try!(Core::new());
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/storage/nio.rs:153:28
[INFO] [stderr]     |
[INFO] [stderr] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/storage/logic.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/storage/logic.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stderr]  --> src/storage/logic.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::iter;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/storage/logic.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ErrorKind`, `Error`
[INFO] [stderr]  --> src/storage/logic.rs:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{Error, ErrorKind};
[INFO] [stderr]   |               ^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/storage/logic.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]   --> src/storage/logic.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::cell::RefCell;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::Cell`
[INFO] [stderr]   --> src/storage/logic.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::cell::Cell;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::net::TcpListener`
[INFO] [stderr]   --> src/storage/logic.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use self::tokio_core::net::TcpListener;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::net::TcpStream`
[INFO] [stderr]   --> src/storage/logic.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use self::tokio_core::net::TcpStream;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::reactor::Timeout`
[INFO] [stderr]   --> src/storage/logic.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use self::tokio_core::reactor::Timeout;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::reactor::Interval`
[INFO] [stderr]   --> src/storage/logic.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use self::tokio_core::reactor::Interval;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::reactor::Handle`
[INFO] [stderr]   --> src/storage/logic.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use self::tokio_core::reactor::Handle;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::io`
[INFO] [stderr]   --> src/storage/logic.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use self::tokio_core::io;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::tokio_core::io::Io`
[INFO] [stderr]   --> src/storage/logic.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use self::tokio_core::io::Io;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::futures::stream`
[INFO] [stderr]   --> src/storage/logic.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use self::futures::stream;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::futures::sync::mpsc::UnboundedReceiver`
[INFO] [stderr]   --> src/storage/logic.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use self::futures::sync::mpsc::UnboundedReceiver;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::futures::sync::mpsc`
[INFO] [stderr]   --> src/storage/logic.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use self::futures::sync::mpsc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NetService`
[INFO] [stderr]  --> src/main.rs:4:20
[INFO] [stderr]   |
[INFO] [stderr] 4 | use storage::nio::{NetService, NetEvent};
[INFO] [stderr]   |                    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `service`
[INFO] [stderr]   --> src/raft/raft.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn process_init(&mut self, service: &mut Service) {
[INFO] [stderr]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/raft/raft.rs:78:34
[INFO] [stderr]    |
[INFO] [stderr] 78 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stderr]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/raft/raft.rs:81:37
[INFO] [stderr]    |
[INFO] [stderr] 81 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stderr]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/raft/raft.rs:85:36
[INFO] [stderr]    |
[INFO] [stderr] 85 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `service`
[INFO] [stderr]    --> src/raft/raft.rs:152:57
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn process_candidate_requestvote_timeout(&mut self, service: &mut Service) {
[INFO] [stderr]     |                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entry`
[INFO] [stderr]    --> src/raft/raft.rs:163:41
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stderr]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]    --> src/raft/raft.rs:171:39
[INFO] [stderr]     |
[INFO] [stderr] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stderr]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/dio.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let mut file = try!(self.option.open(&self.filename));
[INFO] [stderr]    |                     ----^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `size` is never read
[INFO] [stderr]   --> src/storage/dio.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let mut size: usize = 0;
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `read_bytes`
[INFO] [stderr]   --> src/storage/dio.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 |             let read_bytes = if capacity_bytes < remain_bytes as usize {
[INFO] [stderr]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/dio.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let mut remain_bytes = self.end - self.offset;
[INFO] [stderr]    |             ----^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/dio.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let mut capacity_bytes = buf.len(); 
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `size` is never read
[INFO] [stderr]   --> src/storage/dio.rs:90:17
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let mut size: usize = 0;
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/storage/dio.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |     let mut txt = String::from_utf8(vec).unwrap();
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `core`
[INFO] [stderr]   --> src/storage/nio.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut core = try!(Core::new());
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_core`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/nio.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut core = try!(Core::new());
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/nio.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |                 let mut body_vec = vec![0; body_len];
[INFO] [stderr]    |                     ----^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/nio.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let mut header_vec: Vec<u8> = vec![0;1];
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/storage/nio.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |         let mut listener = try!(TcpListener::bind(address, &handle));
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/storage/logic.rs:69:13
[INFO] [stderr]    |
[INFO] [stderr] 69 |         let mut net_service = NetService::new().unwrap();
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/main.rs:21:34
[INFO] [stderr]    |
[INFO] [stderr] 21 |             NetEvent::CONNECTED((event,id)) => {
[INFO] [stderr]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/main.rs:24:37
[INFO] [stderr]    |
[INFO] [stderr] 24 |             NetEvent::DISCONNECTED((event,id))=> {
[INFO] [stderr]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/main.rs:28:36
[INFO] [stderr]    |
[INFO] [stderr] 28 |             NetEvent::MESSAGE((id, buf)) => {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `service`
[INFO] [stderr]   --> src/main.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn process_event(&mut self, service: &mut Service, ev: NetEvent) {
[INFO] [stderr]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service`
[INFO] [stderr] 
[INFO] [stderr] warning: variants `LEADER`, `FOLLOWER`, and `CANDIDATE` are never constructed
[INFO] [stderr]   --> src/raft/raft.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | enum Role {
[INFO] [stderr]    |      ---- variants in this enum
[INFO] [stderr] 10 |     LEADER,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 11 |     FOLLOWER,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 12 |     CANDIDATE,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Phase` is never used
[INFO] [stderr]   --> src/raft/raft.rs:15:6
[INFO] [stderr]    |
[INFO] [stderr] 15 | enum Phase {
[INFO] [stderr]    |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `candidate_process__timeout` is never read
[INFO] [stderr]   --> src/raft/raft.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct Config {
[INFO] [stderr]    |        ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 31 |     candidate_process__timeout: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id`, `leader_id`, `nodes`, `term`, and `vote` are never read
[INFO] [stderr]   --> src/raft/raft.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 34 | struct Raft {
[INFO] [stderr]    |        ---- fields in this struct
[INFO] [stderr] 35 |     id: usize,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 36 |     leader_id: Option<usize>,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 37 |     nodes: HashMap<usize, Node>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 38 |     role: Role,
[INFO] [stderr] 39 |     term: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 40 |     vote: (usize, usize),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Log` is never used
[INFO] [stderr]   --> src/raft/raft.rs:45:6
[INFO] [stderr]    |
[INFO] [stderr] 45 | enum Log {
[INFO] [stderr]    |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Message` is never used
[INFO] [stderr]   --> src/raft/raft.rs:49:6
[INFO] [stderr]    |
[INFO] [stderr] 49 | enum Message {
[INFO] [stderr]    |      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RequestVote` is never constructed
[INFO] [stderr]   --> src/raft/raft.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 | struct RequestVote{
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ResponseVote` is never constructed
[INFO] [stderr]   --> src/raft/raft.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | struct ResponseVote {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `AppendEntry` is never constructed
[INFO] [stderr]   --> src/raft/raft.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 64 | struct AppendEntry{
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/raft/raft.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 105 | impl Raft {
[INFO] [stderr]     | --------- methods in this implementation
[INFO] [stderr] 106 |     fn major(&self) -> usize {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 110 |     fn send_requestvote(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 113 |     fn send_appendentries(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 117 |     fn send_leader_heartbeat(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 129 |     fn begin_candidate_requestvote_timeout(&self, service:&mut Service) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 163 |     fn process_appendentries(&mut self, entry: AppendEntry) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 167 |     fn process_leader_heartbeat(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 171 |     fn process_requestvote(&mut self, request: RequestVote) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 175 |     fn become_follower(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 182 |     fn become_leader(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Upload` is never constructed
[INFO] [stderr]   --> src/storage/dio.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Upload{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SetMeta` is never constructed
[INFO] [stderr]   --> src/storage/dio.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct SetMeta{
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ExtraInfo` is never used
[INFO] [stderr]   --> src/storage/dio.rs:19:6
[INFO] [stderr]    |
[INFO] [stderr] 19 | enum ExtraInfo {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `truncate_file` is never used
[INFO] [stderr]    --> src/storage/dio.rs:104:12
[INFO] [stderr]     |
[INFO] [stderr] 32  | impl FileContext {
[INFO] [stderr]     | ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 104 |     pub fn truncate_file(&mut self) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `SEND` and `CANCEL_TIMEOUT` are never constructed
[INFO] [stderr]   --> src/storage/nio.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub enum NetCommand {
[INFO] [stderr]    |          ---------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 33 |     SEND((usize, Vec<u8>)),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 34 |     TIMEOUT((usize, usize)),
[INFO] [stderr] 35 |     CANCEL_TIMEOUT(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `send` and `cancel_timeout` are never used
[INFO] [stderr]   --> src/storage/logic.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 40 | impl Service {
[INFO] [stderr]    | ------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 55 |     pub fn send(&mut self, id: usize, buf: Vec<u8>) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |     pub fn cancel_timeout(&mut self, id: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     s.start(&mut t);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let _ = s.start(&mut t);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `candidate_process__timeout` should have a snake case name
[INFO] [stderr]   --> src/raft/raft.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     candidate_process__timeout: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `candidate_process_timeout`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/storage/nio.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 Self::process_cancel_timeout(id, timeouts);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 let _ = Self::process_cancel_timeout(id, timeouts);
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `sundfs` (bin "sundfs" test) generated 76 warnings (run `cargo fix --bin "sundfs" --tests` to apply 44 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sundfs-6e2f2434fd1bb19a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test storage::dio::read_test ... FAILED
[INFO] [stdout] test storage::dio::write_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- storage::dio::read_test stdout ----
[INFO] [stdout] thread 'storage::dio::read_test' panicked at src/storage/dio.rs:140:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: false
[INFO] [stdout]  right: true
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5555dd35ee96 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5555dd35ee96 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5555dd35ee96 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5555dd35ee96 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5555dd387b10 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5555dd387b10 - core::fmt::write::h873f89a91a4832db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5555dd35c6ef - std::io::Write::write_fmt::h90f651e9e694a4bb
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stdout]    7:     0x5555dd35ec74 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5555dd35ec74 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5555dd3609e7 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stdout]   10:     0x5555dd3606cd - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5555dd32dba7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h20f7887d7cd0a330
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x5555dd32dba7 - test::test_main::{{closure}}::hc125a615957b5cb1
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5555dd361006 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c19e0590f8443c4
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5555dd361006 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:785:13
[INFO] [stdout]   15:     0x5555dd360d52 - std::panicking::begin_panic_handler::{{closure}}::h2470593aa2678e9c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:659:13
[INFO] [stdout]   16:     0x5555dd35f396 - std::sys_common::backtrace::__rust_end_short_backtrace::h560bb50225b0562b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5555dd360aa4 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:647:5
[INFO] [stdout]   18:     0x5555dd2f6775 - core::panicking::panic_fmt::h29b6f262f6458dc3
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5555dd2f6abb - core::panicking::assert_failed_inner::h2c4dd574e44796db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x5555dd2f7b4e - core::panicking::assert_failed::h6109a7bbcd01850c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x5555dd2f92a8 - sundfs::storage::dio::read_test::hf953669b427ff07c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/dio.rs:140:5
[INFO] [stdout]   22:     0x5555dd2f90c7 - sundfs::storage::dio::read_test::{{closure}}::ha8bba4a33fd2d431
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/dio.rs:132:15
[INFO] [stdout]   23:     0x5555dd2f7796 - core::ops::function::FnOnce::call_once::hff9fb5597a871588
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5555dd33379f - core::ops::function::FnOnce::call_once::h692fe6f34484199f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5555dd33379f - test::__rust_begin_short_backtrace::h48b62e76bd60e2de
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:621:18
[INFO] [stdout]   26:     0x5555dd3325c1 - test::run_test_in_process::{{closure}}::h1c68597526ef43db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:60
[INFO] [stdout]   27:     0x5555dd3325c1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hcae98092997f976b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5555dd3325c1 - std::panicking::try::do_call::h8d1548c2f5bb535a
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   29:     0x5555dd3325c1 - std::panicking::try::hbb7a2054f484688e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   30:     0x5555dd3325c1 - std::panic::catch_unwind::h696d12d9d80497c2
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5555dd3325c1 - test::run_test_in_process::h053367a7217c825b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:27
[INFO] [stdout]   32:     0x5555dd3325c1 - test::run_test::{{closure}}::hfa524e9fabcba78e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:567:43
[INFO] [stdout]   33:     0x5555dd2f9a26 - test::run_test::{{closure}}::h2c4d0bb741ef7f9f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:595:41
[INFO] [stdout]   34:     0x5555dd2f9a26 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0d2c708415550075
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x5555dd2fe9e7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h76e2635840d7293f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x5555dd2fe9e7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::haa640b67a810a214
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5555dd2fe9e7 - std::panicking::try::do_call::h41892e3bc2807ab5
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   38:     0x5555dd2fe9e7 - std::panicking::try::h861a16d180681c80
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   39:     0x5555dd2fe9e7 - std::panic::catch_unwind::h8195f9064b1509fa
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x5555dd2fe9e7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h73cc419da1217371
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x5555dd2fe9e7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h79dc6499ff073b09
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5555dd3653a5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha718e8cdc51a5182
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x5555dd3653a5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h86072abc877c5474
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x5555dd3653a5 - std::sys::pal::unix::thread::Thread::new::thread_start::hac4056197c365894
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f0faacecac3 - <unknown>
[INFO] [stdout]   46:     0x7f0faad7dbf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- storage::dio::write_test stdout ----
[INFO] [stdout] thread 'storage::dio::write_test' panicked at src/storage/dio.rs:125:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: false
[INFO] [stdout]  right: true
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5555dd35ee96 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5555dd35ee96 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5555dd35ee96 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5555dd35ee96 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5555dd387b10 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5555dd387b10 - core::fmt::write::h873f89a91a4832db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5555dd35c6ef - std::io::Write::write_fmt::h90f651e9e694a4bb
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stdout]    7:     0x5555dd35ec74 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5555dd35ec74 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5555dd3609e7 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stdout]   10:     0x5555dd3606cd - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5555dd32dba7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h20f7887d7cd0a330
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x5555dd32dba7 - test::test_main::{{closure}}::hc125a615957b5cb1
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5555dd361006 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c19e0590f8443c4
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5555dd361006 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:785:13
[INFO] [stdout]   15:     0x5555dd360d52 - std::panicking::begin_panic_handler::{{closure}}::h2470593aa2678e9c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:659:13
[INFO] [stdout]   16:     0x5555dd35f396 - std::sys_common::backtrace::__rust_end_short_backtrace::h560bb50225b0562b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5555dd360aa4 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:647:5
[INFO] [stdout]   18:     0x5555dd2f6775 - core::panicking::panic_fmt::h29b6f262f6458dc3
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5555dd2f6abb - core::panicking::assert_failed_inner::h2c4dd574e44796db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x5555dd2f7b4e - core::panicking::assert_failed::h6109a7bbcd01850c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x5555dd2f8ea6 - sundfs::storage::dio::write_test::hc5487c55dbcd973f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/dio.rs:125:5
[INFO] [stdout]   22:     0x5555dd2f8cf7 - sundfs::storage::dio::write_test::{{closure}}::h8d90679698b1447b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/storage/dio.rs:118:16
[INFO] [stdout]   23:     0x5555dd2f76d6 - core::ops::function::FnOnce::call_once::h2da94b7e4c7126c8
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5555dd33379f - core::ops::function::FnOnce::call_once::h692fe6f34484199f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5555dd33379f - test::__rust_begin_short_backtrace::h48b62e76bd60e2de
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:621:18
[INFO] [stdout]   26:     0x5555dd3325c1 - test::run_test_in_process::{{closure}}::h1c68597526ef43db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:60
[INFO] [stdout]   27:     0x5555dd3325c1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hcae98092997f976b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5555dd3325c1 - std::panicking::try::do_call::h8d1548c2f5bb535a
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   29:     0x5555dd3325c1 - std::panicking::try::hbb7a2054f484688e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   30:     0x5555dd3325c1 - std::panic::catch_unwind::h696d12d9d80497c2
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5555dd3325c1 - test::run_test_in_process::h053367a7217c825b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:27
[INFO] [stdout]   32:     0x5555dd3325c1 - test::run_test::{{closure}}::hfa524e9fabcba78e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:567:43
[INFO] [stdout]   33:     0x5555dd2f9a26 - test::run_test::{{closure}}::h2c4d0bb741ef7f9f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:595:41
[INFO] [stdout]   34:     0x5555dd2f9a26 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0d2c708415550075
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x5555dd2fe9e7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h76e2635840d7293f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x5555dd2fe9e7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::haa640b67a810a214
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5555dd2fe9e7 - std::panicking::try::do_call::h41892e3bc2807ab5
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   38:     0x5555dd2fe9e7 - std::panicking::try::h861a16d180681c80
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   39:     0x5555dd2fe9e7 - std::panic::catch_unwind::h8195f9064b1509fa
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x5555dd2fe9e7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h73cc419da1217371
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x5555dd2fe9e7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h79dc6499ff073b09
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5555dd3653a5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha718e8cdc51a5182
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x5555dd3653a5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h86072abc877c5474
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x5555dd3653a5 - std::sys::pal::unix::thread::Thread::new::thread_start::hac4056197c365894
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f0faacecac3 - <unknown>
[INFO] [stdout]   46:     0x7f0faad7dbf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     storage::dio::read_test
[INFO] [stdout]     storage::dio::write_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin sundfs`
[INFO] running `Command { std: "docker" "inspect" "9786473c58b3ef0934ab826e3e7ba4dceb21e50e72b23b006696b62e2cc81b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9786473c58b3ef0934ab826e3e7ba4dceb21e50e72b23b006696b62e2cc81b4d", kill_on_drop: false }`
[INFO] [stdout] 9786473c58b3ef0934ab826e3e7ba4dceb21e50e72b23b006696b62e2cc81b4d
