[INFO] cloning repository https://github.com/zyxw59/formatting
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zyxw59/formatting" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzyxw59%2Fformatting"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzyxw59%2Fformatting'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 201fdeb35234149de913dc022610b556cbe79666
[INFO] checking zyxw59/formatting against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzyxw59%2Fformatting" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zyxw59/formatting on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zyxw59/formatting
[INFO] finished tweaking git repo https://github.com/zyxw59/formatting
[INFO] tweaked toml for git repo https://github.com/zyxw59/formatting written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/zyxw59/formatting already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ed81952adccb96478626445048df816761bab4b1e299a0acde888f73771c35a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ed81952adccb96478626445048df816761bab4b1e299a0acde888f73771c35a4"`
[INFO] [stderr]    Compiling cc v1.0.13
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking backtrace v0.3.6
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking formatting v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Backtrace`, `Context`, `Fail`, `ResultExt`
[INFO] [stderr]  --> src/parser/mod.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use failure::{Backtrace, Context, Fail, ResultExt};
[INFO] [stderr]   |               ^^^^^^^^^  ^^^^^^^  ^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ErrorKind`, `Error`
[INFO] [stderr]  --> src/parser/mod.rs:3:14
[INFO] [stderr]   |
[INFO] [stderr] 3 | use errors::{Error, ErrorKind};
[INFO] [stderr]   |              ^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Backtrace`, `Context`, `Fail`
[INFO] [stderr]  --> src/parser/bufread.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use failure::{Backtrace, Context, Fail, ResultExt};
[INFO] [stderr]   |               ^^^^^^^^^  ^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Backtrace`, `Context`, `Fail`, `ResultExt`
[INFO] [stderr]  --> src/parser/mod.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use failure::{Backtrace, Context, Fail, ResultExt};
[INFO] [stderr]   |               ^^^^^^^^^  ^^^^^^^  ^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ErrorKind`, `Error`
[INFO] [stderr]  --> src/parser/mod.rs:3:14
[INFO] [stderr]   |
[INFO] [stderr] 3 | use errors::{Error, ErrorKind};
[INFO] [stderr]   |              ^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Backtrace`, `Context`, `Fail`
[INFO] [stderr]  --> src/parser/bufread.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use failure::{Backtrace, Context, Fail, ResultExt};
[INFO] [stderr]   |               ^^^^^^^^^  ^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kind`
[INFO] [stderr]   --> src/errors.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn kind(&self) -> ErrorKind {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `EndOfInput`
[INFO] [stderr]   --> src/errors.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     EndOfInput,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `UnclosedVerbatim`
[INFO] [stderr]   --> src/errors.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     UnclosedVerbatim(usize, usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unicode`
[INFO] [stderr]   --> src/errors.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     Unicode(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Io`
[INFO] [stderr]   --> src/errors.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     Io(usize),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_io`
[INFO] [stderr]   --> src/errors.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn from_io(err: &io::Error, line: usize) -> ErrorKind {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/parser/bufread.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(input: R) -> BufReadIter<R> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `column`
[INFO] [stderr]   --> src/parser/bufread.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn column(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `line`
[INFO] [stderr]   --> src/parser/bufread.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn line(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fill_buffer`
[INFO] [stderr]   --> src/parser/bufread.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn fill_buffer(&mut self) -> Result<(), Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next`
[INFO] [stderr]   --> src/parser/bufread.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn next(&mut self) -> Result<Option<char>, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_next`
[INFO] [stderr]   --> src/parser/bufread.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn expect_next(&mut self) -> Result<char, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `current`
[INFO] [stderr]   --> src/parser/bufread.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn current(&self) -> Option<&char> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `peek`
[INFO] [stderr]   --> src/parser/bufread.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn peek(&self) -> Option<&char> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kind`
[INFO] [stderr]   --> src/errors.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn kind(&self) -> ErrorKind {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `EndOfInput`
[INFO] [stderr]   --> src/errors.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     EndOfInput,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `UnclosedVerbatim`
[INFO] [stderr]   --> src/errors.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     UnclosedVerbatim(usize, usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unicode`
[INFO] [stderr]   --> src/errors.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     Unicode(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Io`
[INFO] [stderr]   --> src/errors.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     Io(usize),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_io`
[INFO] [stderr]   --> src/errors.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn from_io(err: &io::Error, line: usize) -> ErrorKind {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/parser/bufread.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(input: R) -> BufReadIter<R> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `column`
[INFO] [stderr]   --> src/parser/bufread.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn column(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `line`
[INFO] [stderr]   --> src/parser/bufread.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn line(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fill_buffer`
[INFO] [stderr]   --> src/parser/bufread.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn fill_buffer(&mut self) -> Result<(), Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next`
[INFO] [stderr]   --> src/parser/bufread.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn next(&mut self) -> Result<Option<char>, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_next`
[INFO] [stderr]   --> src/parser/bufread.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn expect_next(&mut self) -> Result<char, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `current`
[INFO] [stderr]   --> src/parser/bufread.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn current(&self) -> Option<&char> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `peek`
[INFO] [stderr]   --> src/parser/bufread.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn peek(&self) -> Option<&char> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.85s
[INFO] running `"docker" "inspect" "ed81952adccb96478626445048df816761bab4b1e299a0acde888f73771c35a4"`
[INFO] running `"docker" "rm" "-f" "ed81952adccb96478626445048df816761bab4b1e299a0acde888f73771c35a4"`
[INFO] [stdout] ed81952adccb96478626445048df816761bab4b1e299a0acde888f73771c35a4