[INFO] fetching crate matlab-mat 0.1.0...
[INFO] testing matlab-mat-0.1.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate matlab-mat 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate matlab-mat 0.1.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matlab-mat 0.1.0
[INFO] finished tweaking crates.io crate matlab-mat 0.1.0
[INFO] tweaked toml for crates.io crate matlab-mat 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 728a71590b33aa738b24485d88a39d7e313e0e46f295bf103f2d3344dfea2fec
[INFO] running `Command { std: "docker" "start" "-a" "728a71590b33aa738b24485d88a39d7e313e0e46f295bf103f2d3344dfea2fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "728a71590b33aa738b24485d88a39d7e313e0e46f295bf103f2d3344dfea2fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728a71590b33aa738b24485d88a39d7e313e0e46f295bf103f2d3344dfea2fec", kill_on_drop: false }`
[INFO] [stdout] 728a71590b33aa738b24485d88a39d7e313e0e46f295bf103f2d3344dfea2fec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3c6fb9ea29fbdc477f61d6149ac799b66a7606c9411d85b85c0e71bdc38ac0b
[INFO] running `Command { std: "docker" "start" "-a" "f3c6fb9ea29fbdc477f61d6149ac799b66a7606c9411d85b85c0e71bdc38ac0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rle-decode-fast v1.0.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling libflate_lz77 v1.2.0
[INFO] [stderr]    Compiling libflate v1.3.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling enum-primitive-derive v0.2.2
[INFO] [stderr]    Compiling matlab-mat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `nom::character::complete::alpha0`
[INFO] [stdout]  --> src/parse.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::character::complete::alpha0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/writer.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataElementTag`, `DataElement`, `self`
[INFO] [stdout]  --> src/writer.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::parse::{self, ArrayFlags, DataElement, DataElementTag, DataType};
[INFO] [stdout]   |                    ^^^^              ^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::NumericData`
[INFO] [stdout]  --> src/writer.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::NumericData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libflate::deflate::EncodeOptions`
[INFO] [stdout]  --> src/writer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use libflate::deflate::EncodeOptions;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Decoder`, `Header`
[INFO] [stdout]  --> src/writer.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use libflate::zlib::{Decoder, Encoder, Header};
[INFO] [stdout]   |                      ^^^^^^^           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::BufMut`
[INFO] [stdout]    --> src/writer.rs:253:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     use bytes::BufMut;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::character::complete::u32`
[INFO] [stdout]    --> src/writer.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |     use nom::character::complete::u32;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::sequence::tuple`
[INFO] [stdout]    --> src/writer.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |     use nom::sequence::tuple;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |             _ => {}
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:244:13
[INFO] [stdout]     |
[INFO] [stdout] 244 |             _ => (0usize, 0usize),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:259:13
[INFO] [stdout]     |
[INFO] [stdout] 259 |             _ => 0,
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `endianness`
[INFO] [stdout]    --> src/parse.rs:144:24
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn to_bytes(&self, endianness: nom::number::Endianness) -> BytesMut {
[INFO] [stdout]     |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_endianness`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/parse.rs:849:19
[INFO] [stdout]     |
[INFO] [stdout] 849 |     fn test_count(i: &[u8]) -> IResult<&[u8], DataElement> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_type`
[INFO] [stdout]    --> src/writer.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let data_type = array.array_flags.class.numeric_data_type().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ix0`
[INFO] [stdout]   --> src/lib.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let ix0 = self.check_index_bound(row, 0);
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_ix0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ix1`
[INFO] [stdout]   --> src/lib.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let ix1 = self.check_index_bound(col, 1);
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_ix1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:118:39
[INFO] [stdout]     |
[INFO] [stdout] 118 |             NumericData::Int8 { real, imag } => {
[INFO] [stdout]     |                                       ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:123:40
[INFO] [stdout]     |
[INFO] [stdout] 123 |             NumericData::UInt8 { real, imag } => {
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:128:40
[INFO] [stdout]     |
[INFO] [stdout] 128 |             NumericData::Int16 { real, imag } => {
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:137:41
[INFO] [stdout]     |
[INFO] [stdout] 137 |             NumericData::UInt16 { real, imag } => {
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:146:40
[INFO] [stdout]     |
[INFO] [stdout] 146 |             NumericData::Int32 { real, imag } => {
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:155:41
[INFO] [stdout]     |
[INFO] [stdout] 155 |             NumericData::UInt32 { real, imag } => {
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:164:40
[INFO] [stdout]     |
[INFO] [stdout] 164 |             NumericData::Int64 { real, imag } => {
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:173:41
[INFO] [stdout]     |
[INFO] [stdout] 173 |             NumericData::UInt64 { real, imag } => {
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:182:41
[INFO] [stdout]     |
[INFO] [stdout] 182 |             NumericData::Single { real, imag } => {
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:191:41
[INFO] [stdout]     |
[INFO] [stdout] 191 |             NumericData::Double { real, imag } => {
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:249:39
[INFO] [stdout]     |
[INFO] [stdout] 249 |             NumericData::Int8 { real, imag } => real.len(),
[INFO] [stdout]     |                                       ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:250:40
[INFO] [stdout]     |
[INFO] [stdout] 250 |             NumericData::UInt8 { real, imag } => real.len(),
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:251:40
[INFO] [stdout]     |
[INFO] [stdout] 251 |             NumericData::Int16 { real, imag } => 2 * real.len(),
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:252:41
[INFO] [stdout]     |
[INFO] [stdout] 252 |             NumericData::UInt16 { real, imag } => 2 * real.len(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:253:40
[INFO] [stdout]     |
[INFO] [stdout] 253 |             NumericData::Int32 { real, imag } => 4 * real.len(),
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:254:41
[INFO] [stdout]     |
[INFO] [stdout] 254 |             NumericData::UInt32 { real, imag } => 4 * real.len(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:255:40
[INFO] [stdout]     |
[INFO] [stdout] 255 |             NumericData::Int64 { real, imag } => 8 * real.len(),
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:256:41
[INFO] [stdout]     |
[INFO] [stdout] 256 |             NumericData::UInt64 { real, imag } => 8 * real.len(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:257:41
[INFO] [stdout]     |
[INFO] [stdout] 257 |             NumericData::Single { real, imag } => 4 * real.len(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:258:41
[INFO] [stdout]     |
[INFO] [stdout] 258 |             NumericData::Double { real, imag } => 8 * real.len(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let mut imag_bytes = BytesMut::new();
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_real_size` is never used
[INFO] [stdout]    --> src/lib.rs:247:8
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn to_real_size(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ceil_to_multiple` is never used
[INFO] [stdout]    --> src/parse.rs:324:4
[INFO] [stdout]     |
[INFO] [stdout] 324 | fn ceil_to_multiple(x: u32, multiple: u32) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]    --> src/parse.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn len(&self) -> usize {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `data_type` is never used
[INFO] [stdout]    --> src/parse.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn data_type(&self) -> DataType {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_bytes` is never used
[INFO] [stdout]    --> src/parse.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn to_bytes(&self, endianness: nom::number::Endianness) -> BytesMut {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_count` is never used
[INFO] [stdout]    --> src/parse.rs:849:8
[INFO] [stdout]     |
[INFO] [stdout] 849 |     fn test_count(i: &[u8]) -> IResult<&[u8], DataElement> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BEST_SPEED` is never used
[INFO] [stdout]   --> src/writer.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const BEST_SPEED: u8 = 1;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decoder` is never used
[INFO] [stdout]    --> src/writer.rs:275:8
[INFO] [stdout]     |
[INFO] [stdout] 275 |     fn decoder(i: &[u8]) -> nom::IResult<&[u8], ()> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/lib.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |         if index >= 0 && index < self.size[dim] {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "f3c6fb9ea29fbdc477f61d6149ac799b66a7606c9411d85b85c0e71bdc38ac0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c6fb9ea29fbdc477f61d6149ac799b66a7606c9411d85b85c0e71bdc38ac0b", kill_on_drop: false }`
[INFO] [stdout] f3c6fb9ea29fbdc477f61d6149ac799b66a7606c9411d85b85c0e71bdc38ac0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1adf2ee07ff105cec2aa4c2c0a8d60bd5239ceb4bfb9e48871003177855dc8c2
[INFO] running `Command { std: "docker" "start" "-a" "1adf2ee07ff105cec2aa4c2c0a8d60bd5239ceb4bfb9e48871003177855dc8c2", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `nom::character::complete::alpha0`
[INFO] [stdout]  --> src/parse.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::character::complete::alpha0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/writer.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataElementTag`, `DataElement`, `self`
[INFO] [stdout]  --> src/writer.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::parse::{self, ArrayFlags, DataElement, DataElementTag, DataType};
[INFO] [stdout]   |                    ^^^^              ^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::NumericData`
[INFO] [stdout]  --> src/writer.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::NumericData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libflate::deflate::EncodeOptions`
[INFO] [stdout]  --> src/writer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use libflate::deflate::EncodeOptions;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Decoder`, `Header`
[INFO] [stdout]  --> src/writer.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use libflate::zlib::{Decoder, Encoder, Header};
[INFO] [stdout]   |                      ^^^^^^^           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::BufMut`
[INFO] [stdout]    --> src/writer.rs:253:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     use bytes::BufMut;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::character::complete::u32`
[INFO] [stdout]    --> src/writer.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |     use nom::character::complete::u32;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::sequence::tuple`
[INFO] [stdout]    --> src/writer.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |     use nom::sequence::tuple;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |             _ => {}
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:244:13
[INFO] [stdout]     |
[INFO] [stdout] 244 |             _ => (0usize, 0usize),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:259:13
[INFO] [stdout]     |
[INFO] [stdout] 259 |             _ => 0,
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `endianness`
[INFO] [stdout]    --> src/parse.rs:144:24
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn to_bytes(&self, endianness: nom::number::Endianness) -> BytesMut {
[INFO] [stdout]     |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_endianness`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/parse.rs:849:19
[INFO] [stdout]     |
[INFO] [stdout] 849 |     fn test_count(i: &[u8]) -> IResult<&[u8], DataElement> {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_type`
[INFO] [stdout]    --> src/writer.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let data_type = array.array_flags.class.numeric_data_type().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ix0`
[INFO] [stdout]   --> src/lib.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let ix0 = self.check_index_bound(row, 0);
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_ix0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ix1`
[INFO] [stdout]   --> src/lib.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let ix1 = self.check_index_bound(col, 1);
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_ix1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:118:39
[INFO] [stdout]     |
[INFO] [stdout] 118 |             NumericData::Int8 { real, imag } => {
[INFO] [stdout]     |                                       ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:123:40
[INFO] [stdout]     |
[INFO] [stdout] 123 |             NumericData::UInt8 { real, imag } => {
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:128:40
[INFO] [stdout]     |
[INFO] [stdout] 128 |             NumericData::Int16 { real, imag } => {
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:137:41
[INFO] [stdout]     |
[INFO] [stdout] 137 |             NumericData::UInt16 { real, imag } => {
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:146:40
[INFO] [stdout]     |
[INFO] [stdout] 146 |             NumericData::Int32 { real, imag } => {
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:155:41
[INFO] [stdout]     |
[INFO] [stdout] 155 |             NumericData::UInt32 { real, imag } => {
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:164:40
[INFO] [stdout]     |
[INFO] [stdout] 164 |             NumericData::Int64 { real, imag } => {
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:173:41
[INFO] [stdout]     |
[INFO] [stdout] 173 |             NumericData::UInt64 { real, imag } => {
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:182:41
[INFO] [stdout]     |
[INFO] [stdout] 182 |             NumericData::Single { real, imag } => {
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:191:41
[INFO] [stdout]     |
[INFO] [stdout] 191 |             NumericData::Double { real, imag } => {
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:249:39
[INFO] [stdout]     |
[INFO] [stdout] 249 |             NumericData::Int8 { real, imag } => real.len(),
[INFO] [stdout]     |                                       ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:250:40
[INFO] [stdout]     |
[INFO] [stdout] 250 |             NumericData::UInt8 { real, imag } => real.len(),
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:251:40
[INFO] [stdout]     |
[INFO] [stdout] 251 |             NumericData::Int16 { real, imag } => 2 * real.len(),
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:252:41
[INFO] [stdout]     |
[INFO] [stdout] 252 |             NumericData::UInt16 { real, imag } => 2 * real.len(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:253:40
[INFO] [stdout]     |
[INFO] [stdout] 253 |             NumericData::Int32 { real, imag } => 4 * real.len(),
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:254:41
[INFO] [stdout]     |
[INFO] [stdout] 254 |             NumericData::UInt32 { real, imag } => 4 * real.len(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:255:40
[INFO] [stdout]     |
[INFO] [stdout] 255 |             NumericData::Int64 { real, imag } => 8 * real.len(),
[INFO] [stdout]     |                                        ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:256:41
[INFO] [stdout]     |
[INFO] [stdout] 256 |             NumericData::UInt64 { real, imag } => 8 * real.len(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:257:41
[INFO] [stdout]     |
[INFO] [stdout] 257 |             NumericData::Single { real, imag } => 4 * real.len(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imag`
[INFO] [stdout]    --> src/lib.rs:258:41
[INFO] [stdout]     |
[INFO] [stdout] 258 |             NumericData::Double { real, imag } => 8 * real.len(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `imag: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let mut imag_bytes = BytesMut::new();
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_real_size` is never used
[INFO] [stdout]    --> src/lib.rs:247:8
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn to_real_size(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ceil_to_multiple` is never used
[INFO] [stdout]    --> src/parse.rs:324:4
[INFO] [stdout]     |
[INFO] [stdout] 324 | fn ceil_to_multiple(x: u32, multiple: u32) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]    --> src/parse.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn len(&self) -> usize {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `data_type` is never used
[INFO] [stdout]    --> src/parse.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn data_type(&self) -> DataType {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_bytes` is never used
[INFO] [stdout]    --> src/parse.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn to_bytes(&self, endianness: nom::number::Endianness) -> BytesMut {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_count` is never used
[INFO] [stdout]    --> src/parse.rs:849:8
[INFO] [stdout]     |
[INFO] [stdout] 849 |     fn test_count(i: &[u8]) -> IResult<&[u8], DataElement> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BEST_SPEED` is never used
[INFO] [stdout]   --> src/writer.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const BEST_SPEED: u8 = 1;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decoder` is never used
[INFO] [stdout]    --> src/writer.rs:275:8
[INFO] [stdout]     |
[INFO] [stdout] 275 |     fn decoder(i: &[u8]) -> nom::IResult<&[u8], ()> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/lib.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |         if index >= 0 && index < self.size[dim] {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling matlab-mat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read src/d:/myfile.mat: No such file or directory (os error 2)
[INFO] [stdout]    --> src/parse.rs:831:20
[INFO] [stdout]     |
[INFO] [stdout] 831 |         let data = include_bytes!("d:/myfile.mat");
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::character::complete::alpha0`
[INFO] [stdout]  --> src/parse.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::character::complete::alpha0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/writer.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DataElementTag`, `DataElement`
[INFO] [stdout]  --> src/writer.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::parse::{self, ArrayFlags, DataElement, DataElementTag, DataType};
[INFO] [stdout]   |                                      ^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::NumericData`
[INFO] [stdout]  --> src/writer.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::NumericData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libflate::deflate::EncodeOptions`
[INFO] [stdout]  --> src/writer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use libflate::deflate::EncodeOptions;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Decoder`, `Header`
[INFO] [stdout]  --> src/writer.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use libflate::zlib::{Decoder, Encoder, Header};
[INFO] [stdout]   |                      ^^^^^^^           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::BufMut`
[INFO] [stdout]    --> src/writer.rs:253:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     use bytes::BufMut;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::character::complete::u32`
[INFO] [stdout]    --> src/writer.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |     use nom::character::complete::u32;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::sequence::tuple`
[INFO] [stdout]    --> src/writer.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |     use nom::sequence::tuple;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matlab-mat` due to 2 previous errors; 9 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1adf2ee07ff105cec2aa4c2c0a8d60bd5239ceb4bfb9e48871003177855dc8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1adf2ee07ff105cec2aa4c2c0a8d60bd5239ceb4bfb9e48871003177855dc8c2", kill_on_drop: false }`
[INFO] [stdout] 1adf2ee07ff105cec2aa4c2c0a8d60bd5239ceb4bfb9e48871003177855dc8c2
