[INFO] updating cached repository zyxw59/formatting
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zyxw59/formatting
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zyxw59/formatting" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/zyxw59/formatting"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/zyxw59/formatting'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zyxw59/formatting" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/zyxw59/formatting"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/zyxw59/formatting'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 201fdeb35234149de913dc022610b556cbe79666
[INFO] sha for GitHub repo zyxw59/formatting: 201fdeb35234149de913dc022610b556cbe79666
[INFO] validating manifest of zyxw59/formatting on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zyxw59/formatting on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zyxw59/formatting
[INFO] finished frobbing zyxw59/formatting
[INFO] frobbed toml for zyxw59/formatting written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/zyxw59/formatting/Cargo.toml
[INFO] started frobbing zyxw59/formatting
[INFO] finished frobbing zyxw59/formatting
[INFO] frobbed toml for zyxw59/formatting written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/zyxw59/formatting/Cargo.toml
[INFO] crate zyxw59/formatting already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking zyxw59/formatting against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-0/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/zyxw59/formatting:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c291ba10d9f71d90f5a1b1f94bf56d0943ab657bf8aa6f1720670f9f45f0ea02
[INFO] running `"docker" "start" "-a" "c291ba10d9f71d90f5a1b1f94bf56d0943ab657bf8aa6f1720670f9f45f0ea02"`
[INFO] [stderr]    Compiling cc v1.0.13
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.7
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking backtrace v0.3.6
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking formatting v0.1.0 (/opt/crater/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: struct is never constructed: `BufReadIter`
[INFO] [stderr]   --> src/parser/bufread.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct BufReadIter<R> {
[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: struct is never constructed: `Parser`
[INFO] [stderr]   --> src/parser/mod.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Parser<R> {
[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: struct is never constructed: `BufReadIter`
[INFO] [stderr]   --> src/parser/bufread.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct BufReadIter<R> {
[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: struct is never constructed: `Parser`
[INFO] [stderr]   --> src/parser/mod.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Parser<R> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.11s
[INFO] running `"docker" "inspect" "c291ba10d9f71d90f5a1b1f94bf56d0943ab657bf8aa6f1720670f9f45f0ea02"`
[INFO] running `"docker" "rm" "-f" "c291ba10d9f71d90f5a1b1f94bf56d0943ab657bf8aa6f1720670f9f45f0ea02"`
[INFO] [stdout] c291ba10d9f71d90f5a1b1f94bf56d0943ab657bf8aa6f1720670f9f45f0ea02