[INFO] crate mysqlbinlog 0.1.5 is already in cache
[INFO] checking mysqlbinlog-0.1.5 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate mysqlbinlog 0.1.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mysqlbinlog 0.1.5 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mysqlbinlog 0.1.5
[INFO] finished tweaking crates.io crate mysqlbinlog 0.1.5
[INFO] tweaked toml for crates.io crate mysqlbinlog 0.1.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] a107bb42680783871893f462ca7de2897833d974816ffdc3b55221f4997c5b13
[INFO] running `"docker" "start" "-a" "a107bb42680783871893f462ca7de2897833d974816ffdc3b55221f4997c5b13"`
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking mysqlbinlog v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `rowevents::value_type`
[INFO] [stderr]  --> src/rowevents/parser.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rowevents::value_type;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::option::Option`
[INFO] [stderr]   --> src/rowevents/parser.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::option::Option;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/rowevents/parser.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufReader`
[INFO] [stderr]  --> src/rowevents/stream.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::BufReader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]  --> src/rowevents/stream.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::process;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NaiveDate`
[INFO] [stderr]  --> src/rowevents/event_header.rs:2:29
[INFO] [stderr]   |
[INFO] [stderr] 2 | use chrono::{NaiveDateTime, NaiveDate};
[INFO] [stderr]   |                             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `LittleEndian`
[INFO] [stderr]  --> src/rowevents/descriptor_datetime.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use byteorder::{LittleEndian, BigEndian, ReadBytesExt};
[INFO] [stderr]   |                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NaiveDateTime`
[INFO] [stderr]  --> src/rowevents/descriptor_datetime.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 | use chrono::{NaiveDateTime, NaiveDate};
[INFO] [stderr]   |              ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/rowevents/descriptor_decimal.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |         from += (i * 4);
[INFO] [stderr]    |                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/rowevents/descriptor_decimal.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |         from += (i * 4);
[INFO] [stderr]    |                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]   --> src/lib.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::rc::Rc;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rowevents::value_type`
[INFO] [stderr]  --> src/rowevents/parser.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rowevents::value_type;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::option::Option`
[INFO] [stderr]   --> src/rowevents/parser.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::option::Option;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/rowevents/parser.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufReader`
[INFO] [stderr]  --> src/rowevents/stream.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::BufReader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]  --> src/rowevents/stream.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::process;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NaiveDate`
[INFO] [stderr]  --> src/rowevents/event_header.rs:2:29
[INFO] [stderr]   |
[INFO] [stderr] 2 | use chrono::{NaiveDateTime, NaiveDate};
[INFO] [stderr]   |                             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `LittleEndian`
[INFO] [stderr]  --> src/rowevents/descriptor_datetime.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use byteorder::{LittleEndian, BigEndian, ReadBytesExt};
[INFO] [stderr]   |                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NaiveDateTime`
[INFO] [stderr]  --> src/rowevents/descriptor_datetime.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 | use chrono::{NaiveDateTime, NaiveDate};
[INFO] [stderr]   |              ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/rowevents/descriptor_decimal.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |         from += (i * 4);
[INFO] [stderr]    |                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/rowevents/descriptor_decimal.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |         from += (i * 4);
[INFO] [stderr]    |                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]   --> src/lib.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::rc::Rc;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/lib.rs:244:35
[INFO] [stderr]     |
[INFO] [stderr] 244 |                 &ValueType::Float(f) => {
[INFO] [stderr]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/lib.rs:250:36
[INFO] [stderr]     |
[INFO] [stderr] 250 |                 &ValueType::Double(f) => {
[INFO] [stderr]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]    --> src/lib.rs:256:41
[INFO] [stderr]     |
[INFO] [stderr] 256 |                 &ValueType::Decimal(ref d) => {
[INFO] [stderr]     |                                         ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:262:40
[INFO] [stderr]     |
[INFO] [stderr] 262 |                 &ValueType::String(ref i) => {
[INFO] [stderr]     |                                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> src/lib.rs:281:67
[INFO] [stderr]     |
[INFO] [stderr] 281 | pub extern fn binlog_reader_read_table_map_event(ptr: *mut Event, info: *mut EventInfo, db_name: *mut u8, table_name: *mut u8) -> bool {
[INFO] [stderr]     |                                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ptr`
[INFO] [stderr]    --> src/lib.rs:300:52
[INFO] [stderr]     |
[INFO] [stderr] 300 | pub extern fn binlog_reader_read_delete_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> src/lib.rs:300:69
[INFO] [stderr]     |
[INFO] [stderr] 300 | pub extern fn binlog_reader_read_delete_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]    --> src/lib.rs:300:91
[INFO] [stderr]     |
[INFO] [stderr] 300 | pub extern fn binlog_reader_read_delete_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ptr`
[INFO] [stderr]    --> src/lib.rs:306:52
[INFO] [stderr]     |
[INFO] [stderr] 306 | pub extern fn binlog_reader_read_insert_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> src/lib.rs:306:69
[INFO] [stderr]     |
[INFO] [stderr] 306 | pub extern fn binlog_reader_read_insert_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]    --> src/lib.rs:306:91
[INFO] [stderr]     |
[INFO] [stderr] 306 | pub extern fn binlog_reader_read_insert_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/rowevents/reader.rs:90:39
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     Event::Rotate(ref e) => {
[INFO] [stderr]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/rowevents/parser.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let data = self.stream.read(eh.get_event_len() - 19);
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `eh`
[INFO] [stderr]    --> src/rowevents/parser.rs:110:41
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn read_rotate_event(&mut self, eh: &EventHeader) -> Result<Event> {
[INFO] [stderr]     |                                         ^^ help: if this is intentional, prefix it with an underscore: `_eh`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/rowevents/parser.rs:116:17
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let data = self.stream.read(57);
[INFO] [stderr]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `length_array`
[INFO] [stderr]    --> src/rowevents/parser.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |         let length_array = self.stream.read(eh.get_event_len() - (57 + 19));
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_length_array`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `eh`
[INFO] [stderr]    --> src/rowevents/parser.rs:123:38
[INFO] [stderr]     |
[INFO] [stderr] 123 |     pub fn read_xid_event(&mut self, eh: &EventHeader) -> Result<Event> {
[INFO] [stderr]     |                                      ^^ help: if this is intentional, prefix it with an underscore: `_eh`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `db_name_len` is never read
[INFO] [stderr]    --> src/rowevents/parser.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let mut db_name_len = 0;
[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 `table_name_len` is never read
[INFO] [stderr]    --> src/rowevents/parser.rs:133:17
[INFO] [stderr]     |
[INFO] [stderr] 133 |         let mut table_name_len = 0;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `table_id`
[INFO] [stderr]    --> src/rowevents/parser.rs:140:17
[INFO] [stderr]     |
[INFO] [stderr] 140 |             let table_id = get_table_id(i1 as i64, i2 as i64, i3 as i64);
[INFO] [stderr]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_table_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]    --> src/rowevents/parser.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |             let flags = cursor.read_i16::<LittleEndian>()?;
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/rowevents/parser.rs:185:17
[INFO] [stderr]     |
[INFO] [stderr] 185 |             let offset = 0;
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/rowevents/parser.rs:205:17
[INFO] [stderr]     |
[INFO] [stderr] 205 |             let offset = 0;
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/rowevents/parser.rs:228:17
[INFO] [stderr]     |
[INFO] [stderr] 228 |             let offset = 0;
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `table_id`
[INFO] [stderr]    --> src/rowevents/parser.rs:250:17
[INFO] [stderr]     |
[INFO] [stderr] 250 |             let table_id = get_table_id(i1 as i64, i2 as i64, i3 as i64);
[INFO] [stderr]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_table_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]    --> src/rowevents/parser.rs:251:17
[INFO] [stderr]     |
[INFO] [stderr] 251 |             let flags = cursor.read_i16::<LittleEndian>()?;
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extra_data`
[INFO] [stderr]    --> src/rowevents/parser.rs:262:17
[INFO] [stderr]     |
[INFO] [stderr] 262 |             let extra_data = self.stream.read(extra_data_len - 2);
[INFO] [stderr]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extra_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `slice_end`
[INFO] [stderr]    --> src/rowevents/parser.rs:354:17
[INFO] [stderr]     |
[INFO] [stderr] 354 |         let mut slice_end = 0;
[INFO] [stderr]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_slice_end`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max_len`
[INFO] [stderr]   --> src/rowevents/descriptor.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let max_len = metadata1 + metadata2 * 256;  // 
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max_len`
[INFO] [stderr]   --> src/rowevents/descriptor.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let max_len = metadata1 + metadata2 * 256;
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nullable`
[INFO] [stderr]   --> src/rowevents/descriptor.rs:39:36
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn parse_field(field_type: u8, nullable: bool, metadata1: u8, metadata2: u8, data: &[u8]) -> Result<(ValueType, usize)> {
[INFO] [stderr]    |                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nullable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `metadata2`
[INFO] [stderr]  --> src/rowevents/descriptor_datetime.rs:8:42
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn parse_datetime2(ms_precision: u8, metadata2: u8, data: &[u8]) -> Result<(ValueType, usize)> {
[INFO] [stderr]   |                                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut reader = unsafe {
[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/lib.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let mut reader = unsafe {
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/lib.rs:244:35
[INFO] [stderr]     |
[INFO] [stderr] 244 |                 &ValueType::Float(f) => {
[INFO] [stderr]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/lib.rs:250:36
[INFO] [stderr]     |
[INFO] [stderr] 250 |                 &ValueType::Double(f) => {
[INFO] [stderr]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]    --> src/lib.rs:256:41
[INFO] [stderr]     |
[INFO] [stderr] 256 |                 &ValueType::Decimal(ref d) => {
[INFO] [stderr]     |                                         ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rowevents/parser.rs:354:13
[INFO] [stderr]     |
[INFO] [stderr] 354 |         let mut slice_end = 0;
[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/rowevents/stream.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut result = File::open(filename);
[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/rowevents/stream.rs:35:19
[INFO] [stderr]    |
[INFO] [stderr] 35 |         if let Ok(mut file) = result {
[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/rowevents/stream.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |             let mut result = File::open(&next_binlog_filename);
[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/rowevents/stream.rs:52:23
[INFO] [stderr]    |
[INFO] [stderr] 52 |             if let Ok(mut file) = result {
[INFO] [stderr]    |                       ----^^^^
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:262:40
[INFO] [stderr]     |
[INFO] [stderr] 262 |                 &ValueType::String(ref i) => {
[INFO] [stderr]     |                                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> src/lib.rs:281:67
[INFO] [stderr]     |
[INFO] [stderr] 281 | pub extern fn binlog_reader_read_table_map_event(ptr: *mut Event, info: *mut EventInfo, db_name: *mut u8, table_name: *mut u8) -> bool {
[INFO] [stderr]     |                                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ptr`
[INFO] [stderr]    --> src/lib.rs:300:52
[INFO] [stderr]     |
[INFO] [stderr] 300 | pub extern fn binlog_reader_read_delete_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> src/lib.rs:300:69
[INFO] [stderr]     |
[INFO] [stderr] 300 | pub extern fn binlog_reader_read_delete_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]    --> src/lib.rs:300:91
[INFO] [stderr]     |
[INFO] [stderr] 300 | pub extern fn binlog_reader_read_delete_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ptr`
[INFO] [stderr]    --> src/lib.rs:306:52
[INFO] [stderr]     |
[INFO] [stderr] 306 | pub extern fn binlog_reader_read_insert_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> src/lib.rs:306:69
[INFO] [stderr]     |
[INFO] [stderr] 306 | pub extern fn binlog_reader_read_insert_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]    --> src/lib.rs:306:91
[INFO] [stderr]     |
[INFO] [stderr] 306 | pub extern fn binlog_reader_read_insert_event_rows(ptr: *mut Event, info: *mut EventInfo, content: &mut [FieldInfo]) -> bool {
[INFO] [stderr]     |                                                                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/rowevents/reader.rs:90:39
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     Event::Rotate(ref e) => {
[INFO] [stderr]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/rowevents/parser.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let data = self.stream.read(eh.get_event_len() - 19);
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `eh`
[INFO] [stderr]    --> src/rowevents/parser.rs:110:41
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn read_rotate_event(&mut self, eh: &EventHeader) -> Result<Event> {
[INFO] [stderr]     |                                         ^^ help: if this is intentional, prefix it with an underscore: `_eh`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/rowevents/parser.rs:116:17
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let data = self.stream.read(57);
[INFO] [stderr]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `length_array`
[INFO] [stderr]    --> src/rowevents/parser.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |         let length_array = self.stream.read(eh.get_event_len() - (57 + 19));
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_length_array`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `eh`
[INFO] [stderr]    --> src/rowevents/parser.rs:123:38
[INFO] [stderr]     |
[INFO] [stderr] 123 |     pub fn read_xid_event(&mut self, eh: &EventHeader) -> Result<Event> {
[INFO] [stderr]     |                                      ^^ help: if this is intentional, prefix it with an underscore: `_eh`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `db_name_len` is never read
[INFO] [stderr]    --> src/rowevents/parser.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let mut db_name_len = 0;
[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 `table_name_len` is never read
[INFO] [stderr]    --> src/rowevents/parser.rs:133:17
[INFO] [stderr]     |
[INFO] [stderr] 133 |         let mut table_name_len = 0;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `table_id`
[INFO] [stderr]    --> src/rowevents/parser.rs:140:17
[INFO] [stderr]     |
[INFO] [stderr] 140 |             let table_id = get_table_id(i1 as i64, i2 as i64, i3 as i64);
[INFO] [stderr]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_table_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]    --> src/rowevents/parser.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |             let flags = cursor.read_i16::<LittleEndian>()?;
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/rowevents/parser.rs:185:17
[INFO] [stderr]     |
[INFO] [stderr] 185 |             let offset = 0;
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/rowevents/parser.rs:205:17
[INFO] [stderr]     |
[INFO] [stderr] 205 |             let offset = 0;
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/rowevents/parser.rs:228:17
[INFO] [stderr]     |
[INFO] [stderr] 228 |             let offset = 0;
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `table_id`
[INFO] [stderr]    --> src/rowevents/parser.rs:250:17
[INFO] [stderr]     |
[INFO] [stderr] 250 |             let table_id = get_table_id(i1 as i64, i2 as i64, i3 as i64);
[INFO] [stderr]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_table_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]    --> src/rowevents/parser.rs:251:17
[INFO] [stderr]     |
[INFO] [stderr] 251 |             let flags = cursor.read_i16::<LittleEndian>()?;
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extra_data`
[INFO] [stderr]    --> src/rowevents/parser.rs:262:17
[INFO] [stderr]     |
[INFO] [stderr] 262 |             let extra_data = self.stream.read(extra_data_len - 2);
[INFO] [stderr]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extra_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `slice_end`
[INFO] [stderr]    --> src/rowevents/parser.rs:354:17
[INFO] [stderr]     |
[INFO] [stderr] 354 |         let mut slice_end = 0;
[INFO] [stderr]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_slice_end`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max_len`
[INFO] [stderr]   --> src/rowevents/descriptor.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let max_len = metadata1 + metadata2 * 256;  // 
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max_len`
[INFO] [stderr]   --> src/rowevents/descriptor.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let max_len = metadata1 + metadata2 * 256;
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nullable`
[INFO] [stderr]   --> src/rowevents/descriptor.rs:39:36
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn parse_field(field_type: u8, nullable: bool, metadata1: u8, metadata2: u8, data: &[u8]) -> Result<(ValueType, usize)> {
[INFO] [stderr]    |                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nullable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `metadata2`
[INFO] [stderr]  --> src/rowevents/descriptor_datetime.rs:8:42
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn parse_datetime2(ms_precision: u8, metadata2: u8, data: &[u8]) -> Result<(ValueType, usize)> {
[INFO] [stderr]   |                                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut reader = unsafe {
[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/lib.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let mut reader = unsafe {
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `filename`
[INFO] [stderr]   --> src/rowevents/reader.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     filename: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: literal out of range for `u8`
[INFO] [stderr]   --> src/rowevents/descriptor.rs:11:43
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let max_len = metadata1 + metadata2 * 256;  // 
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[deny(overflowing_literals)]` on by default
[INFO] [stderr]    = note: the literal `256` does not fit into the type `u8` whose range is `0..=255`
[INFO] [stderr] 
[INFO] [stderr] error: literal out of range for `u8`
[INFO] [stderr]   --> src/rowevents/descriptor.rs:32:43
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let max_len = metadata1 + metadata2 * 256;
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the literal `256` does not fit into the type `u8` whose range is `0..=255`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `mysqlbinlog`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rowevents/parser.rs:354:13
[INFO] [stderr]     |
[INFO] [stderr] 354 |         let mut slice_end = 0;
[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/rowevents/stream.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut result = File::open(filename);
[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/rowevents/stream.rs:35:19
[INFO] [stderr]    |
[INFO] [stderr] 35 |         if let Ok(mut file) = result {
[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/rowevents/stream.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |             let mut result = File::open(&next_binlog_filename);
[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/rowevents/stream.rs:52:23
[INFO] [stderr]    |
[INFO] [stderr] 52 |             if let Ok(mut file) = result {
[INFO] [stderr]    |                       ----^^^^
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `filename`
[INFO] [stderr]   --> src/rowevents/reader.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     filename: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: literal out of range for `u8`
[INFO] [stderr]   --> src/rowevents/descriptor.rs:11:43
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let max_len = metadata1 + metadata2 * 256;  // 
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[deny(overflowing_literals)]` on by default
[INFO] [stderr]    = note: the literal `256` does not fit into the type `u8` whose range is `0..=255`
[INFO] [stderr] 
[INFO] [stderr] error: literal out of range for `u8`
[INFO] [stderr]   --> src/rowevents/descriptor.rs:32:43
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let max_len = metadata1 + metadata2 * 256;
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the literal `256` does not fit into the type `u8` whose range is `0..=255`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `mysqlbinlog`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a107bb42680783871893f462ca7de2897833d974816ffdc3b55221f4997c5b13"`
[INFO] running `"docker" "rm" "-f" "a107bb42680783871893f462ca7de2897833d974816ffdc3b55221f4997c5b13"`
[INFO] [stdout] a107bb42680783871893f462ca7de2897833d974816ffdc3b55221f4997c5b13
