Dec 11 04:54:53.513 INFO checking zyxw59/formatting against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 04:54:53.514 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 04:54:53.969 INFO [stdout] 97789773f07df44eb08ed521470f393eec6d3159a287e7bb12a19665c80275a2
Dec 11 04:54:53.974 INFO running `"docker" "start" "-a" "97789773f07df44eb08ed521470f393eec6d3159a287e7bb12a19665c80275a2"`
Dec 11 04:54:54.945 INFO [stderr] usermod: no changes
Dec 11 04:54:55.265 INFO [stderr]    Compiling unicode-xid v0.0.4
Dec 11 04:54:55.265 INFO [stderr]    Compiling cc v1.0.13
Dec 11 04:54:55.265 INFO [stderr]    Compiling quote v0.3.15
Dec 11 04:54:55.269 INFO [stderr]     Checking libc v0.2.40
Dec 11 04:54:55.269 INFO [stderr]     Checking rustc-demangle v0.1.7
Dec 11 04:54:55.269 INFO [stderr]     Checking cfg-if v0.1.2
Dec 11 04:54:56.024 INFO [stderr]    Compiling synom v0.11.3
Dec 11 04:54:57.948 INFO [stderr]    Compiling syn v0.11.11
Dec 11 04:55:02.620 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 11 04:55:09.024 INFO [stderr]    Compiling synstructure v0.6.1
Dec 11 04:55:11.720 INFO [stderr]    Compiling failure_derive v0.1.1
Dec 11 04:55:20.277 INFO [stderr]     Checking backtrace v0.3.6
Dec 11 04:55:20.732 INFO [stderr]     Checking failure v0.1.1
Dec 11 04:55:21.138 INFO [stderr]     Checking formatting v0.1.0 (/source)
Dec 11 04:55:21.316 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 04:55:21.316 INFO [stderr]  --> src/main.rs:2:1
Dec 11 04:55:21.316 INFO [stderr]   |
Dec 11 04:55:21.316 INFO [stderr] 2 | #[macro_use]
Dec 11 04:55:21.316 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 04:55:21.316 INFO [stderr]   |
Dec 11 04:55:21.317 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 04:55:21.317 INFO [stderr] 
Dec 11 04:55:21.317 INFO [stderr] warning: unused imports: `Backtrace`, `Context`, `Fail`, `ResultExt`
Dec 11 04:55:21.317 INFO [stderr]  --> src/parser/mod.rs:1:15
Dec 11 04:55:21.317 INFO [stderr]   |
Dec 11 04:55:21.317 INFO [stderr] 1 | use failure::{Backtrace, Context, Fail, ResultExt};
Dec 11 04:55:21.317 INFO [stderr]   |               ^^^^^^^^^  ^^^^^^^  ^^^^  ^^^^^^^^^
Dec 11 04:55:21.317 INFO [stderr] 
Dec 11 04:55:21.317 INFO [stderr] warning: unused imports: `ErrorKind`, `Error`
Dec 11 04:55:21.317 INFO [stderr]  --> src/parser/mod.rs:3:14
Dec 11 04:55:21.317 INFO [stderr]   |
Dec 11 04:55:21.317 INFO [stderr] 3 | use errors::{Error, ErrorKind};
Dec 11 04:55:21.317 INFO [stderr]   |              ^^^^^  ^^^^^^^^^
Dec 11 04:55:21.317 INFO [stderr] 
Dec 11 04:55:21.317 INFO [stderr] warning: unused imports: `Backtrace`, `Context`, `Fail`
Dec 11 04:55:21.318 INFO [stderr]  --> src/parser/bufread.rs:3:15
Dec 11 04:55:21.318 INFO [stderr]   |
Dec 11 04:55:21.318 INFO [stderr] 3 | use failure::{Backtrace, Context, Fail, ResultExt};
Dec 11 04:55:21.318 INFO [stderr]   |               ^^^^^^^^^  ^^^^^^^  ^^^^
Dec 11 04:55:21.318 INFO [stderr] 
Dec 11 04:55:21.406 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 04:55:21.406 INFO [stderr]  --> src/main.rs:2:1
Dec 11 04:55:21.406 INFO [stderr]   |
Dec 11 04:55:21.406 INFO [stderr] 2 | #[macro_use]
Dec 11 04:55:21.406 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 04:55:21.406 INFO [stderr]   |
Dec 11 04:55:21.406 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 04:55:21.406 INFO [stderr] 
Dec 11 04:55:21.406 INFO [stderr] warning: unused imports: `Backtrace`, `Context`, `Fail`, `ResultExt`
Dec 11 04:55:21.406 INFO [stderr]  --> src/parser/mod.rs:1:15
Dec 11 04:55:21.406 INFO [stderr]   |
Dec 11 04:55:21.406 INFO [stderr] 1 | use failure::{Backtrace, Context, Fail, ResultExt};
Dec 11 04:55:21.406 INFO [stderr]   |               ^^^^^^^^^  ^^^^^^^  ^^^^  ^^^^^^^^^
Dec 11 04:55:21.406 INFO [stderr] 
Dec 11 04:55:21.406 INFO [stderr] warning: unused imports: `ErrorKind`, `Error`
Dec 11 04:55:21.406 INFO [stderr]  --> src/parser/mod.rs:3:14
Dec 11 04:55:21.406 INFO [stderr]   |
Dec 11 04:55:21.406 INFO [stderr] 3 | use errors::{Error, ErrorKind};
Dec 11 04:55:21.406 INFO [stderr]   |              ^^^^^  ^^^^^^^^^
Dec 11 04:55:21.406 INFO [stderr] 
Dec 11 04:55:21.406 INFO [stderr] warning: unused imports: `Backtrace`, `Context`, `Fail`
Dec 11 04:55:21.406 INFO [stderr]  --> src/parser/bufread.rs:3:15
Dec 11 04:55:21.406 INFO [stderr]   |
Dec 11 04:55:21.406 INFO [stderr] 3 | use failure::{Backtrace, Context, Fail, ResultExt};
Dec 11 04:55:21.406 INFO [stderr]   |               ^^^^^^^^^  ^^^^^^^  ^^^^
Dec 11 04:55:21.406 INFO [stderr] 
Dec 11 04:55:21.508 INFO [stderr] warning: method is never used: `kind`
Dec 11 04:55:21.508 INFO [stderr]   --> src/errors.rs:12:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 12 |     pub fn kind(&self) -> ErrorKind {
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: variant is never constructed: `EndOfInput`
Dec 11 04:55:21.509 INFO [stderr]   --> src/errors.rs:50:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 50 |     EndOfInput,
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: variant is never constructed: `UnclosedVerbatim`
Dec 11 04:55:21.509 INFO [stderr]   --> src/errors.rs:52:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 52 |     UnclosedVerbatim(usize, usize),
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: variant is never constructed: `Unicode`
Dec 11 04:55:21.509 INFO [stderr]   --> src/errors.rs:54:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 54 |     Unicode(usize),
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: variant is never constructed: `Io`
Dec 11 04:55:21.509 INFO [stderr]   --> src/errors.rs:56:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 56 |     Io(usize),
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: method is never used: `from_io`
Dec 11 04:55:21.509 INFO [stderr]   --> src/errors.rs:60:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 60 |     pub fn from_io(err: &io::Error, line: usize) -> ErrorKind {
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: struct is never constructed: `BufReadIter`
Dec 11 04:55:21.509 INFO [stderr]   --> src/parser/bufread.rs:12:1
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 12 | pub struct BufReadIter<R> {
Dec 11 04:55:21.509 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: method is never used: `new`
Dec 11 04:55:21.509 INFO [stderr]   --> src/parser/bufread.rs:22:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 22 |     pub fn new(input: R) -> BufReadIter<R> {
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: method is never used: `column`
Dec 11 04:55:21.509 INFO [stderr]   --> src/parser/bufread.rs:33:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 33 |     pub fn column(&self) -> usize {
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: method is never used: `line`
Dec 11 04:55:21.509 INFO [stderr]   --> src/parser/bufread.rs:38:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 38 |     pub fn line(&self) -> usize {
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: method is never used: `fill_buffer`
Dec 11 04:55:21.509 INFO [stderr]   --> src/parser/bufread.rs:43:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 43 |     fn fill_buffer(&mut self) -> Result<(), Error> {
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: method is never used: `next`
Dec 11 04:55:21.509 INFO [stderr]   --> src/parser/bufread.rs:55:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 55 |     pub fn next(&mut self) -> Result<Option<char>, Error> {
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: method is never used: `expect_next`
Dec 11 04:55:21.509 INFO [stderr]   --> src/parser/bufread.rs:66:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 66 |     pub fn expect_next(&mut self) -> Result<char, Error> {
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: method is never used: `current`
Dec 11 04:55:21.509 INFO [stderr]   --> src/parser/bufread.rs:72:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 72 |     pub fn current(&self) -> Option<&char> {
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: method is never used: `peek`
Dec 11 04:55:21.509 INFO [stderr]   --> src/parser/bufread.rs:78:5
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.509 INFO [stderr] 78 |     pub fn peek(&self) -> Option<&char> {
Dec 11 04:55:21.509 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.509 INFO [stderr] 
Dec 11 04:55:21.509 INFO [stderr] warning: struct is never constructed: `Parser`
Dec 11 04:55:21.509 INFO [stderr]   --> src/parser/mod.rs:10:1
Dec 11 04:55:21.509 INFO [stderr]    |
Dec 11 04:55:21.510 INFO [stderr] 10 | pub struct Parser<R> {
Dec 11 04:55:21.510 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.510 INFO [stderr] 
Dec 11 04:55:21.596 INFO [stderr] warning: method is never used: `kind`
Dec 11 04:55:21.596 INFO [stderr]   --> src/errors.rs:12:5
Dec 11 04:55:21.596 INFO [stderr]    |
Dec 11 04:55:21.596 INFO [stderr] 12 |     pub fn kind(&self) -> ErrorKind {
Dec 11 04:55:21.596 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.596 INFO [stderr]    |
Dec 11 04:55:21.596 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 04:55:21.596 INFO [stderr] 
Dec 11 04:55:21.596 INFO [stderr] warning: variant is never constructed: `EndOfInput`
Dec 11 04:55:21.596 INFO [stderr]   --> src/errors.rs:50:5
Dec 11 04:55:21.596 INFO [stderr]    |
Dec 11 04:55:21.596 INFO [stderr] 50 |     EndOfInput,
Dec 11 04:55:21.596 INFO [stderr]    |     ^^^^^^^^^^
Dec 11 04:55:21.596 INFO [stderr] 
Dec 11 04:55:21.596 INFO [stderr] warning: variant is never constructed: `UnclosedVerbatim`
Dec 11 04:55:21.596 INFO [stderr]   --> src/errors.rs:52:5
Dec 11 04:55:21.596 INFO [stderr]    |
Dec 11 04:55:21.597 INFO [stderr] 52 |     UnclosedVerbatim(usize, usize),
Dec 11 04:55:21.597 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.597 INFO [stderr] 
Dec 11 04:55:21.597 INFO [stderr] warning: variant is never constructed: `Unicode`
Dec 11 04:55:21.597 INFO [stderr]   --> src/errors.rs:54:5
Dec 11 04:55:21.597 INFO [stderr]    |
Dec 11 04:55:21.597 INFO [stderr] 54 |     Unicode(usize),
Dec 11 04:55:21.597 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 11 04:55:21.597 INFO [stderr] 
Dec 11 04:55:21.597 INFO [stderr] warning: variant is never constructed: `Io`
Dec 11 04:55:21.597 INFO [stderr]   --> src/errors.rs:56:5
Dec 11 04:55:21.597 INFO [stderr]    |
Dec 11 04:55:21.597 INFO [stderr] 56 |     Io(usize),
Dec 11 04:55:21.597 INFO [stderr]    |     ^^^^^^^^^
Dec 11 04:55:21.597 INFO [stderr] 
Dec 11 04:55:21.597 INFO [stderr] warning: method is never used: `from_io`
Dec 11 04:55:21.597 INFO [stderr]   --> src/errors.rs:60:5
Dec 11 04:55:21.597 INFO [stderr]    |
Dec 11 04:55:21.597 INFO [stderr] 60 |     pub fn from_io(err: &io::Error, line: usize) -> ErrorKind {
Dec 11 04:55:21.597 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.597 INFO [stderr] 
Dec 11 04:55:21.597 INFO [stderr] warning: struct is never constructed: `BufReadIter`
Dec 11 04:55:21.597 INFO [stderr]   --> src/parser/bufread.rs:12:1
Dec 11 04:55:21.597 INFO [stderr]    |
Dec 11 04:55:21.597 INFO [stderr] 12 | pub struct BufReadIter<R> {
Dec 11 04:55:21.597 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.597 INFO [stderr] 
Dec 11 04:55:21.597 INFO [stderr] warning: method is never used: `new`
Dec 11 04:55:21.597 INFO [stderr]   --> src/parser/bufread.rs:22:5
Dec 11 04:55:21.597 INFO [stderr]    |
Dec 11 04:55:21.597 INFO [stderr] 22 |     pub fn new(input: R) -> BufReadIter<R> {
Dec 11 04:55:21.597 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.597 INFO [stderr] 
Dec 11 04:55:21.597 INFO [stderr] warning: method is never used: `column`
Dec 11 04:55:21.597 INFO [stderr]   --> src/parser/bufread.rs:33:5
Dec 11 04:55:21.597 INFO [stderr]    |
Dec 11 04:55:21.597 INFO [stderr] 33 |     pub fn column(&self) -> usize {
Dec 11 04:55:21.597 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.597 INFO [stderr] 
Dec 11 04:55:21.597 INFO [stderr] warning: method is never used: `line`
Dec 11 04:55:21.597 INFO [stderr]   --> src/parser/bufread.rs:38:5
Dec 11 04:55:21.597 INFO [stderr]    |
Dec 11 04:55:21.597 INFO [stderr] 38 |     pub fn line(&self) -> usize {
Dec 11 04:55:21.597 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.597 INFO [stderr] 
Dec 11 04:55:21.597 INFO [stderr] warning: method is never used: `fill_buffer`
Dec 11 04:55:21.597 INFO [stderr]   --> src/parser/bufread.rs:43:5
Dec 11 04:55:21.597 INFO [stderr]    |
Dec 11 04:55:21.597 INFO [stderr] 43 |     fn fill_buffer(&mut self) -> Result<(), Error> {
Dec 11 04:55:21.597 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.597 INFO [stderr] 
Dec 11 04:55:21.597 INFO [stderr] warning: method is never used: `next`
Dec 11 04:55:21.597 INFO [stderr]   --> src/parser/bufread.rs:55:5
Dec 11 04:55:21.597 INFO [stderr]    |
Dec 11 04:55:21.597 INFO [stderr] 55 |     pub fn next(&mut self) -> Result<Option<char>, Error> {
Dec 11 04:55:21.597 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.597 INFO [stderr] 
Dec 11 04:55:21.604 INFO [stderr] warning: method is never used: `expect_next`
Dec 11 04:55:21.604 INFO [stderr]   --> src/parser/bufread.rs:66:5
Dec 11 04:55:21.604 INFO [stderr]    |
Dec 11 04:55:21.604 INFO [stderr] 66 |     pub fn expect_next(&mut self) -> Result<char, Error> {
Dec 11 04:55:21.604 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.604 INFO [stderr] 
Dec 11 04:55:21.604 INFO [stderr] warning: method is never used: `current`
Dec 11 04:55:21.604 INFO [stderr]   --> src/parser/bufread.rs:72:5
Dec 11 04:55:21.604 INFO [stderr]    |
Dec 11 04:55:21.604 INFO [stderr] 72 |     pub fn current(&self) -> Option<&char> {
Dec 11 04:55:21.604 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.604 INFO [stderr] 
Dec 11 04:55:21.604 INFO [stderr] warning: method is never used: `peek`
Dec 11 04:55:21.604 INFO [stderr]   --> src/parser/bufread.rs:78:5
Dec 11 04:55:21.604 INFO [stderr]    |
Dec 11 04:55:21.604 INFO [stderr] 78 |     pub fn peek(&self) -> Option<&char> {
Dec 11 04:55:21.604 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.604 INFO [stderr] 
Dec 11 04:55:21.604 INFO [stderr] warning: struct is never constructed: `Parser`
Dec 11 04:55:21.604 INFO [stderr]   --> src/parser/mod.rs:10:1
Dec 11 04:55:21.604 INFO [stderr]    |
Dec 11 04:55:21.604 INFO [stderr] 10 | pub struct Parser<R> {
Dec 11 04:55:21.604 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 11 04:55:21.604 INFO [stderr] 
Dec 11 04:55:21.640 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.64s
Dec 11 04:55:21.644 INFO [stderr] su: No module specific data is present
Dec 11 04:55:22.760 INFO running `"docker" "inspect" "97789773f07df44eb08ed521470f393eec6d3159a287e7bb12a19665c80275a2"`
Dec 11 04:55:23.193 INFO running `"docker" "rm" "-f" "97789773f07df44eb08ed521470f393eec6d3159a287e7bb12a19665c80275a2"`
Dec 11 04:55:23.512 INFO [stdout] 97789773f07df44eb08ed521470f393eec6d3159a287e7bb12a19665c80275a2