[INFO] updating cached repository https://github.com/wwwbjqcom/my_test
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/wwwbjqcom/my_test
[INFO] [stderr]    d0390e5..dd70307  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dd70307b32d671aaad852bf732daddbdbbe0c0c0
[INFO] checking wwwbjqcom/my_test against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwwwbjqcom%2Fmy_test" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wwwbjqcom/my_test on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/wwwbjqcom/my_test
[INFO] finished tweaking git repo https://github.com/wwwbjqcom/my_test
[INFO] tweaked toml for git repo https://github.com/wwwbjqcom/my_test written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/wwwbjqcom/my_test already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 784e540d536998ca91a5ececefa61326d6578029df2a87e276d438895f49d776
[INFO] running `"docker" "start" "-a" "784e540d536998ca91a5ececefa61326d6578029df2a87e276d438895f49d776"`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking rust_decimal v1.0.3
[INFO] [stderr]     Checking bigdecimal v0.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]     Checking mysql_common v0.18.1
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking mytest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::net::TcpStream`
[INFO] [stderr]  --> src/meta.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::net::TcpStream;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::TcpStream`
[INFO] [stderr]  --> src/meta.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::net::TcpStream;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::id`
[INFO] [stderr]   --> src/stdout/outvalue.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::process::id;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BinlogEvent`
[INFO] [stderr]  --> src/stdout/outsql.rs:7:37
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::replication::readevent::{BinlogEvent,TableMap};
[INFO] [stderr]   |                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::id`
[INFO] [stderr]   --> src/stdout/outvalue.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::process::id;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufReader`
[INFO] [stderr]  --> src/io/socketio.rs:7:28
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{Read, Write, BufReader};
[INFO] [stderr]   |                            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/io/socketio.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BinlogEvent`
[INFO] [stderr]  --> src/stdout/outsql.rs:7:37
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::replication::readevent::{BinlogEvent,TableMap};
[INFO] [stderr]   |                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]   --> src/io/response.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::process;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufReader`
[INFO] [stderr]  --> src/io/socketio.rs:7:28
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{Read, Write, BufReader};
[INFO] [stderr]   |                            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `failure::_core::str::from_utf8`
[INFO] [stderr]   --> src/io/response.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use failure::_core::str::from_utf8;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/io/socketio.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::io::pack::HandshakePacket`
[INFO] [stderr]  --> src/io/scramble.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::io::pack::HandshakePacket;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]   --> src/io/response.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::process;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek`
[INFO] [stderr]   --> src/replication.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::io::{BufReader, Seek, SeekFrom};
[INFO] [stderr]    |                          ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `failure::_core::str::from_utf8`
[INFO] [stderr]   --> src/io/response.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use failure::_core::str::from_utf8;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `replication`
[INFO] [stderr]  --> src/replication/readbinlog.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::{Config, replication};
[INFO] [stderr]   |                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::io::pack::HandshakePacket`
[INFO] [stderr]  --> src/io/scramble.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::io::pack::HandshakePacket;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]   --> src/replication/readbinlog.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::io::{Cursor, Read, Write, Seek, SeekFrom};
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek`
[INFO] [stderr]   --> src/replication.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::io::{BufReader, Seek, SeekFrom};
[INFO] [stderr]    |                          ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::replication::parsevalue::RowValue`
[INFO] [stderr]   --> src/replication/readbinlog.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use crate::replication::parsevalue::RowValue;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Config`
[INFO] [stderr]   --> src/replication/parsevalue.rs:10:24
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::{readvalue, Config};
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/replication/parsevalue.rs:144:61
[INFO] [stderr]     |
[INFO] [stderr] 144 |         let mut rows: Vec<Vec<Option<MySQLValue>>> = vec![];;
[INFO] [stderr]     |                                                             ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env::set_var`
[INFO] [stderr]   --> src/replication/rollback.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::env::set_var;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `replication`
[INFO] [stderr]  --> src/replication/readbinlog.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::{Config, replication};
[INFO] [stderr]   |                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]   --> src/replication/readbinlog.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::io::{Cursor, Read, Write, Seek, SeekFrom};
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::replication::parsevalue::RowValue`
[INFO] [stderr]   --> src/replication/readbinlog.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use crate::replication::parsevalue::RowValue;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Config`
[INFO] [stderr]   --> src/replication/parsevalue.rs:10:24
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::{readvalue, Config};
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/replication/parsevalue.rs:144:61
[INFO] [stderr]     |
[INFO] [stderr] 144 |         let mut rows: Vec<Vec<Option<MySQLValue>>> = vec![];;
[INFO] [stderr]     |                                                             ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env::set_var`
[INFO] [stderr]   --> src/replication/rollback.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::env::set_var;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/io/response.rs:214:5
[INFO] [stderr]     |
[INFO] [stderr] 210 |         return true;
[INFO] [stderr]     |         ----------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 214 |     true
[INFO] [stderr]     |     ^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/io/response.rs:214:5
[INFO] [stderr]     |
[INFO] [stderr] 210 |         return true;
[INFO] [stderr]     |         ----------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 214 |     true
[INFO] [stderr]     |     ^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/replication/grep.rs:265:9
[INFO] [stderr]     |
[INFO] [stderr] 254 |                 return self.grep_tbl_info(header);
[INFO] [stderr]     |                 --------------------------------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 265 |         return true;
[INFO] [stderr]     |         ^^^^^^^^^^^^ unreachable statement
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/replication/grep.rs:265:9
[INFO] [stderr]     |
[INFO] [stderr] 254 |                 return self.grep_tbl_info(header);
[INFO] [stderr]     |                 --------------------------------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 265 |         return true;
[INFO] [stderr]     |         ^^^^^^^^^^^^ unreachable statement
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `InitHeader`
[INFO] [stderr]  --> src/replication/readbinlog.rs:9:61
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::replication::readevent::{InitValue, EventHeader, InitHeader, Tell};
[INFO] [stderr]   |                                                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/stdout/outvalue.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         _ => {}
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `InitHeader`
[INFO] [stderr]  --> src/replication/readbinlog.rs:9:61
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::replication::readevent::{InitValue, EventHeader, InitHeader, Tell};
[INFO] [stderr]   |                                                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/stdout/outvalue.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         _ => {}
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `host_info` is never read
[INFO] [stderr]    --> src/lib.rs:113:17
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let mut host_info = String::from("");
[INFO] [stderr]     |                 ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `user_name` is never read
[INFO] [stderr]    --> src/lib.rs:114:17
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let mut user_name = String::from("");
[INFO] [stderr]     |                 ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `host_info` is never read
[INFO] [stderr]    --> src/lib.rs:113:17
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let mut host_info = String::from("");
[INFO] [stderr]     |                 ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `user_name` is never read
[INFO] [stderr]    --> src/lib.rs:114:17
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let mut user_name = String::from("");
[INFO] [stderr]     |                 ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `password` is never read
[INFO] [stderr]    --> src/lib.rs:115:17
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let mut password = String::from("");
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `password` is never read
[INFO] [stderr]    --> src/lib.rs:115:17
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let mut password = String::from("");
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `serverid` is never read
[INFO] [stderr]    --> src/lib.rs:123:17
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let mut serverid = String::from("");
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `serverid` is never read
[INFO] [stderr]    --> src/lib.rs:123:17
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let mut serverid = String::from("");
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pri_idex`
[INFO] [stderr]    --> src/stdout/outvalue.rs:182:21
[INFO] [stderr]     |
[INFO] [stderr] 182 |             let mut pri_idex = 0 as usize;          //主键索引
[INFO] [stderr]     |                     ^^^^^^^^ help: consider prefixing with an underscore: `_pri_idex`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pri` is never read
[INFO] [stderr]    --> src/stdout/outvalue.rs:183:21
[INFO] [stderr]     |
[INFO] [stderr] 183 |             let mut pri = &String::from("");    //主键名称
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `map`
[INFO] [stderr]    --> src/stdout/outsql.rs:160:96
[INFO] [stderr]     |
[INFO] [stderr] 160 | fn get_set_str(value: &Vec<Option<MySQLValue>>,table_cols_info: &Vec<HashMap<String, String>>, map: &TableMap) -> String {
[INFO] [stderr]     |                                                                                                ^^^ help: consider prefixing with an underscore: `_map`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `header` is never read
[INFO] [stderr]   --> src/io/socketio.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let mut header: PacketHeader = PacketHeader { payload: 0, seq_id: 0 };
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `packet_header` is never read
[INFO] [stderr]    --> src/io/response.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |         let mut packet_header: Vec<u8> = vec![];
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stderr]    --> src/io/command.rs:183:17
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let mut value = String::from("");
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pri_idex`
[INFO] [stderr]    --> src/stdout/outvalue.rs:182:21
[INFO] [stderr]     |
[INFO] [stderr] 182 |             let mut pri_idex = 0 as usize;          //主键索引
[INFO] [stderr]     |                     ^^^^^^^^ help: consider prefixing with an underscore: `_pri_idex`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `regist_pack` is never read
[INFO] [stderr]   --> src/replication.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let mut regist_pack= vec![];
[INFO] [stderr]    |                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pri` is never read
[INFO] [stderr]    --> src/stdout/outvalue.rs:183:21
[INFO] [stderr]     |
[INFO] [stderr] 183 |             let mut pri = &String::from("");    //主键名称
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `map`
[INFO] [stderr]    --> src/stdout/outsql.rs:160:96
[INFO] [stderr]     |
[INFO] [stderr] 160 | fn get_set_str(value: &Vec<Option<MySQLValue>>,table_cols_info: &Vec<HashMap<String, String>>, map: &TableMap) -> String {
[INFO] [stderr]     |                                                                                                ^^^ help: consider prefixing with an underscore: `_map`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `check_status` is never read
[INFO] [stderr]    --> src/replication/readbinlog.rs:157:13
[INFO] [stderr]     |
[INFO] [stderr] 157 |     let mut check_status = false;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `header` is never read
[INFO] [stderr]   --> src/io/socketio.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let mut header: PacketHeader = PacketHeader { payload: 0, seq_id: 0 };
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:325:41
[INFO] [stderr]     |
[INFO] [stderr] 325 |         CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]     |                                         ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread_id`
[INFO] [stderr]    --> src/replication/readbinlog.rs:325:48
[INFO] [stderr]     |
[INFO] [stderr] 325 |         CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]     |                                                ^^^^^^^^^ help: try ignoring the field: `thread_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `packet_header` is never read
[INFO] [stderr]    --> src/io/response.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |         let mut packet_header: Vec<u8> = vec![];
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stderr]    --> src/io/command.rs:183:17
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let mut value = String::from("");
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `regist_pack` is never read
[INFO] [stderr]   --> src/replication.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let mut regist_pack= vec![];
[INFO] [stderr]    |                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:331:36
[INFO] [stderr]     |
[INFO] [stderr] 331 |         CheckGrepStatus::GrepTbl { state } => {
[INFO] [stderr]     |                                    ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `check_status` is never read
[INFO] [stderr]    --> src/replication/readbinlog.rs:342:13
[INFO] [stderr]     |
[INFO] [stderr] 342 |     let mut check_status = false;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:363:57
[INFO] [stderr]     |
[INFO] [stderr] 363 |                         CheckGrepStatus::GrepThreadId { state, thread_id} => {
[INFO] [stderr]     |                                                         ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread_id`
[INFO] [stderr]    --> src/replication/readbinlog.rs:363:64
[INFO] [stderr]     |
[INFO] [stderr] 363 |                         CheckGrepStatus::GrepThreadId { state, thread_id} => {
[INFO] [stderr]     |                                                                ^^^^^^^^^ help: try ignoring the field: `thread_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:381:57
[INFO] [stderr]     |
[INFO] [stderr] 381 |                         CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]     |                                                         ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:410:48
[INFO] [stderr]     |
[INFO] [stderr] 410 |                     CheckGrepStatus::GrepTbl { state } => {
[INFO] [stderr]     |                                                ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread_id`
[INFO] [stderr]    --> src/replication/readbinlog.rs:471:48
[INFO] [stderr]     |
[INFO] [stderr] 471 |         CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]     |                                                ^^^^^^^^^ help: try ignoring the field: `thread_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/replication/readbinlog.rs:93:45
[INFO] [stderr]    |
[INFO] [stderr] 93 |             CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]    |                                             ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `check_status` is never read
[INFO] [stderr]    --> src/replication/readbinlog.rs:157:13
[INFO] [stderr]     |
[INFO] [stderr] 157 |     let mut check_status = false;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/replication/readbinlog.rs:96:41
[INFO] [stderr]    |
[INFO] [stderr] 96 |             CheckGrepStatus::GrepGtid { state, gtid } => {
[INFO] [stderr]    |                                         ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/replication/readbinlog.rs:99:39
[INFO] [stderr]    |
[INFO] [stderr] 99 |             CheckGrepStatus::GrepTbl{ state } => {
[INFO] [stderr]    |                                       ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:110:45
[INFO] [stderr]     |
[INFO] [stderr] 110 |             CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]     |                                             ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:113:41
[INFO] [stderr]     |
[INFO] [stderr] 113 |             CheckGrepStatus::GrepGtid { state, gtid } => {
[INFO] [stderr]     |                                         ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:116:45
[INFO] [stderr]     |
[INFO] [stderr] 116 |             CheckGrepStatus::GrepDateTime { state, start_time, stop_time } => {
[INFO] [stderr]     |                                             ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:119:39
[INFO] [stderr]     |
[INFO] [stderr] 119 |             CheckGrepStatus::GrepTbl{ state }=> {
[INFO] [stderr]     |                                       ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `value_length` is never read
[INFO] [stderr]    --> src/replication/parsevalue.rs:303:25
[INFO] [stderr]     |
[INFO] [stderr] 303 |                 let mut value_length = 0;
[INFO] [stderr]     |                         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:325:41
[INFO] [stderr]     |
[INFO] [stderr] 325 |         CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]     |                                         ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `large` is never read
[INFO] [stderr]   --> src/replication/jsonb.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut large = false;
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread_id`
[INFO] [stderr]    --> src/replication/readbinlog.rs:325:48
[INFO] [stderr]     |
[INFO] [stderr] 325 |         CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]     |                                                ^^^^^^^^^ help: try ignoring the field: `thread_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:331:36
[INFO] [stderr]     |
[INFO] [stderr] 331 |         CheckGrepStatus::GrepTbl { state } => {
[INFO] [stderr]     |                                    ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `value_length` is never read
[INFO] [stderr]    --> src/replication/rollback.rs:329:21
[INFO] [stderr]     |
[INFO] [stderr] 329 |             let mut value_length = 0;
[INFO] [stderr]     |                     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `check_status` is never read
[INFO] [stderr]    --> src/replication/readbinlog.rs:342:13
[INFO] [stderr]     |
[INFO] [stderr] 342 |     let mut check_status = false;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:363:57
[INFO] [stderr]     |
[INFO] [stderr] 363 |                         CheckGrepStatus::GrepThreadId { state, thread_id} => {
[INFO] [stderr]     |                                                         ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]   --> src/replication/rollback.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let count = self.count;
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread_id`
[INFO] [stderr]    --> src/replication/readbinlog.rs:363:64
[INFO] [stderr]     |
[INFO] [stderr] 363 |                         CheckGrepStatus::GrepThreadId { state, thread_id} => {
[INFO] [stderr]     |                                                                ^^^^^^^^^ help: try ignoring the field: `thread_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `grep_datetime_info`
[INFO] [stderr]    --> src/replication/grep.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |         let grep_datetime_info = &self.grep_date_time;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_grep_datetime_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:381:57
[INFO] [stderr]     |
[INFO] [stderr] 381 |                         CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]     |                                                         ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rollback_trac`
[INFO] [stderr]    --> src/replication/grep.rs:329:27
[INFO] [stderr]     |
[INFO] [stderr] 329 |                           rollback_trac: &mut RollBackTrac,
[INFO] [stderr]     |                           ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_rollback_trac`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:410:48
[INFO] [stderr]     |
[INFO] [stderr] 410 |                     CheckGrepStatus::GrepTbl { state } => {
[INFO] [stderr]     |                                                ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread_id`
[INFO] [stderr]    --> src/replication/readbinlog.rs:471:48
[INFO] [stderr]     |
[INFO] [stderr] 471 |         CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]     |                                                ^^^^^^^^^ help: try ignoring the field: `thread_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/replication/readbinlog.rs:93:45
[INFO] [stderr]    |
[INFO] [stderr] 93 |             CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]    |                                             ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/replication/readbinlog.rs:96:41
[INFO] [stderr]    |
[INFO] [stderr] 96 |             CheckGrepStatus::GrepGtid { state, gtid } => {
[INFO] [stderr]    |                                         ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/replication/readbinlog.rs:99:39
[INFO] [stderr]    |
[INFO] [stderr] 99 |             CheckGrepStatus::GrepTbl{ state } => {
[INFO] [stderr]    |                                       ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:110:45
[INFO] [stderr]     |
[INFO] [stderr] 110 |             CheckGrepStatus::GrepThreadId { state, thread_id } => {
[INFO] [stderr]     |                                             ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:113:41
[INFO] [stderr]     |
[INFO] [stderr] 113 |             CheckGrepStatus::GrepGtid { state, gtid } => {
[INFO] [stderr]     |                                         ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:116:45
[INFO] [stderr]     |
[INFO] [stderr] 116 |             CheckGrepStatus::GrepDateTime { state, start_time, stop_time } => {
[INFO] [stderr]     |                                             ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/replication/readbinlog.rs:119:39
[INFO] [stderr]     |
[INFO] [stderr] 119 |             CheckGrepStatus::GrepTbl{ state }=> {
[INFO] [stderr]     |                                       ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `value_length` is never read
[INFO] [stderr]    --> src/replication/parsevalue.rs:303:25
[INFO] [stderr]     |
[INFO] [stderr] 303 |                 let mut value_length = 0;
[INFO] [stderr]     |                         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `large` is never read
[INFO] [stderr]   --> src/replication/jsonb.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut large = false;
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `value_length` is never read
[INFO] [stderr]    --> src/replication/rollback.rs:329:21
[INFO] [stderr]     |
[INFO] [stderr] 329 |             let mut value_length = 0;
[INFO] [stderr]     |                     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]   --> src/replication/rollback.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let count = self.count;
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `grep_datetime_info`
[INFO] [stderr]    --> src/replication/grep.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |         let grep_datetime_info = &self.grep_date_time;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_grep_datetime_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rollback_trac`
[INFO] [stderr]    --> src/replication/grep.rs:329:27
[INFO] [stderr]     |
[INFO] [stderr] 329 |                           rollback_trac: &mut RollBackTrac,
[INFO] [stderr]     |                           ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_rollback_trac`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/stdout/outvalue.rs:182:17
[INFO] [stderr]     |
[INFO] [stderr] 182 |             let mut pri_idex = 0 as usize;          //主键索引
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/stdout/outvalue.rs:182:17
[INFO] [stderr]     |
[INFO] [stderr] 182 |             let mut pri_idex = 0 as usize;          //主键索引
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/replication/rollback.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let mut write_file: File;
[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/replication/rollback.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let mut write_file: File;
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grep_gtid`
[INFO] [stderr]   --> src/replication/readbinlog.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     grep_gtid: CheckGrepStatus,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grep_date_time`
[INFO] [stderr]   --> src/replication/readbinlog.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     grep_date_time: CheckGrepStatus,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grep_position`
[INFO] [stderr]   --> src/replication/readbinlog.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     grep_position: CheckGrepStatus,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/replication/readbinlog.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn new(conf: &Config) -> CheckGrepStatus{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `start_position`
[INFO] [stderr]    --> src/replication/grep.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     start_position: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `start`
[INFO] [stderr]    --> src/replication/grep.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     start: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grep_gtid`
[INFO] [stderr]   --> src/replication/readbinlog.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     grep_gtid: CheckGrepStatus,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grep_date_time`
[INFO] [stderr]   --> src/replication/readbinlog.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     grep_date_time: CheckGrepStatus,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grep_position`
[INFO] [stderr]   --> src/replication/readbinlog.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     grep_position: CheckGrepStatus,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/replication/readbinlog.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn new(conf: &Config) -> CheckGrepStatus{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `start_position`
[INFO] [stderr]    --> src/replication/grep.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     start_position: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `start`
[INFO] [stderr]    --> src/replication/grep.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     start: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/io/response.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     write_value(conn, &packet);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/io/response.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     write_value(conn, &packet);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/io/response.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     write_value(conn, &packet);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/readbinlog.rs:144:5
[INFO] [stderr]     |
[INFO] [stderr] 144 |     reader.seek(SeekFrom::End(0));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/io/response.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     write_value(conn, &packet);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/readbinlog.rs:167:17
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 rollback_trac.write_rollback_log();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/readbinlog.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |         reader.read_exact(payload_buf.as_mut());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/readbinlog.rs:294:25
[INFO] [stderr]     |
[INFO] [stderr] 294 |                         rollback_trac.write_rollback_log();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replication/rollback.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             reader.seek(SeekFrom::Start(4));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/readbinlog.rs:144:5
[INFO] [stderr]     |
[INFO] [stderr] 144 |     reader.seek(SeekFrom::End(0));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replication/rollback.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |             reader.seek(SeekFrom::Start(conf.startposition.parse().unwrap()));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/readbinlog.rs:167:17
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 rollback_trac.write_rollback_log();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replication/rollback.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         reader.seek(SeekFrom::Start(4));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/readbinlog.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |         reader.read_exact(payload_buf.as_mut());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replication/rollback.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         write_file.write_all(&self.desc_format);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/readbinlog.rs:294:25
[INFO] [stderr]     |
[INFO] [stderr] 294 |                         rollback_trac.write_rollback_log();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:112:13
[INFO] [stderr]     |
[INFO] [stderr] 112 |             self.write_rollback_log();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |             self.write_rollback_log();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replication/rollback.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             reader.seek(SeekFrom::Start(4));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:245:13
[INFO] [stderr]     |
[INFO] [stderr] 245 |             event.read_to_end(&mut a);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replication/rollback.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |             reader.seek(SeekFrom::Start(conf.startposition.parse().unwrap()));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:337:17
[INFO] [stderr]     |
[INFO] [stderr] 337 |                 buf.read_exact(&mut var_bytes);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replication/rollback.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         reader.seek(SeekFrom::Start(4));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:339:17
[INFO] [stderr]     |
[INFO] [stderr] 339 |                 buf.seek(SeekFrom::Current(-2));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replication/rollback.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         write_file.write_all(&self.desc_format);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:112:13
[INFO] [stderr]     |
[INFO] [stderr] 112 |             self.write_rollback_log();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |             self.write_rollback_log();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:359:9
[INFO] [stderr]     |
[INFO] [stderr] 359 |         buf.read_exact(tmp.as_mut());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:385:13
[INFO] [stderr]     |
[INFO] [stderr] 385 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:245:13
[INFO] [stderr]     |
[INFO] [stderr] 245 |             event.read_to_end(&mut a);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:386:13
[INFO] [stderr]     |
[INFO] [stderr] 386 |             buf.seek(SeekFrom::Current(-2));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:337:17
[INFO] [stderr]     |
[INFO] [stderr] 337 |                 buf.read_exact(&mut var_bytes);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:391:13
[INFO] [stderr]     |
[INFO] [stderr] 391 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:339:17
[INFO] [stderr]     |
[INFO] [stderr] 339 |                 buf.seek(SeekFrom::Current(-2));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:392:13
[INFO] [stderr]     |
[INFO] [stderr] 392 |             buf.seek(SeekFrom::Current(-3));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:397:13
[INFO] [stderr]     |
[INFO] [stderr] 397 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:359:9
[INFO] [stderr]     |
[INFO] [stderr] 359 |         buf.read_exact(tmp.as_mut());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:398:13
[INFO] [stderr]     |
[INFO] [stderr] 398 |             buf.seek(SeekFrom::Current(-4));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:403:13
[INFO] [stderr]     |
[INFO] [stderr] 403 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:409:13
[INFO] [stderr]     |
[INFO] [stderr] 409 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:385:13
[INFO] [stderr]     |
[INFO] [stderr] 385 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:415:13
[INFO] [stderr]     |
[INFO] [stderr] 415 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:422:13
[INFO] [stderr]     |
[INFO] [stderr] 422 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:386:13
[INFO] [stderr]     |
[INFO] [stderr] 386 |             buf.seek(SeekFrom::Current(-2));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:391:13
[INFO] [stderr]     |
[INFO] [stderr] 391 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:392:13
[INFO] [stderr]     |
[INFO] [stderr] 392 |             buf.seek(SeekFrom::Current(-3));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:397:13
[INFO] [stderr]     |
[INFO] [stderr] 397 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:398:13
[INFO] [stderr]     |
[INFO] [stderr] 398 |             buf.seek(SeekFrom::Current(-4));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:403:13
[INFO] [stderr]     |
[INFO] [stderr] 403 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:409:13
[INFO] [stderr]     |
[INFO] [stderr] 409 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:415:13
[INFO] [stderr]     |
[INFO] [stderr] 415 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/replication/rollback.rs:422:13
[INFO] [stderr]     |
[INFO] [stderr] 422 |             buf.read_exact(var_bytes.as_mut());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.45s
[INFO] running `"docker" "inspect" "784e540d536998ca91a5ececefa61326d6578029df2a87e276d438895f49d776"`
[INFO] running `"docker" "rm" "-f" "784e540d536998ca91a5ececefa61326d6578029df2a87e276d438895f49d776"`
[INFO] [stdout] 784e540d536998ca91a5ececefa61326d6578029df2a87e276d438895f49d776