[INFO] crate tutil 0.2.0 is already in cache
[INFO] checking tutil-0.2.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate tutil 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tutil 0.2.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tutil 0.2.0
[INFO] finished tweaking crates.io crate tutil 0.2.0
[INFO] tweaked toml for crates.io crate tutil 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0236a15b0c1ff8e59dcf384e4d10baf844234861abb6c24454bbe1ebd5ddf906
[INFO] running `"docker" "start" "-a" "0236a15b0c1ff8e59dcf384e4d10baf844234861abb6c24454bbe1ebd5ddf906"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking tutil v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |         try!(self.style.write_prefix(f));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |         try!(self.style.write_prefix(f));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         try!(write!(f, "{}", self.string));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:382:9
[INFO] [stderr]     |
[INFO] [stderr] 382 |         try!(write!(f, "\x1b["));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:388:21
[INFO] [stderr]     |
[INFO] [stderr] 388 |                     try!(f.write_char(';'));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:391:17
[INFO] [stderr]     |
[INFO] [stderr] 391 |                 try!(f.write_char(c));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:395:28
[INFO] [stderr]     |
[INFO] [stderr] 395 |             if self.bold { try!(write_char('1')); }
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:396:30
[INFO] [stderr]     |
[INFO] [stderr] 396 |             if self.dimmed { try!(write_char('2')); }
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:397:30
[INFO] [stderr]     |
[INFO] [stderr] 397 |             if self.italic { try!(write_char('3')); }
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:398:33
[INFO] [stderr]     |
[INFO] [stderr] 398 |             if self.underline { try!(write_char('4')); }
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:399:29
[INFO] [stderr]     |
[INFO] [stderr] 399 |             if self.blink { try!(write_char('5')); }
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:400:31
[INFO] [stderr]     |
[INFO] [stderr] 400 |             if self.reverse { try!(write_char('6')); }
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:401:30
[INFO] [stderr]     |
[INFO] [stderr] 401 |             if self.hidden { try!(write_char('7')); }
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:405:35
[INFO] [stderr]     |
[INFO] [stderr] 405 |             if written_anything { try!(f.write_char(';')); }
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:408:13
[INFO] [stderr]     |
[INFO] [stderr] 408 |             try!(fg.write_foreground_code(f));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:412:35
[INFO] [stderr]     |
[INFO] [stderr] 412 |             if written_anything { try!(f.write_char(';')); }
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:414:13
[INFO] [stderr]     |
[INFO] [stderr] 414 |             try!(bg.write_background_code(f));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:417:9
[INFO] [stderr]     |
[INFO] [stderr] 417 |         try!(f.write_char('m'));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/screen/mod.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         try!(write!(f, "{}", width));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/screen/mod.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |         try!(write!(f, "{}", height));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         try!(write!(f, "{}", self.string));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:382:9
[INFO] [stderr]     |
[INFO] [stderr] 382 |         try!(write!(f, "\x1b["));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:388:21
[INFO] [stderr]     |
[INFO] [stderr] 388 |                     try!(f.write_char(';'));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:391:17
[INFO] [stderr]     |
[INFO] [stderr] 391 |                 try!(f.write_char(c));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:395:28
[INFO] [stderr]     |
[INFO] [stderr] 395 |             if self.bold { try!(write_char('1')); }
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:396:30
[INFO] [stderr]     |
[INFO] [stderr] 396 |             if self.dimmed { try!(write_char('2')); }
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:397:30
[INFO] [stderr]     |
[INFO] [stderr] 397 |             if self.italic { try!(write_char('3')); }
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:398:33
[INFO] [stderr]     |
[INFO] [stderr] 398 |             if self.underline { try!(write_char('4')); }
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:399:29
[INFO] [stderr]     |
[INFO] [stderr] 399 |             if self.blink { try!(write_char('5')); }
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:400:31
[INFO] [stderr]     |
[INFO] [stderr] 400 |             if self.reverse { try!(write_char('6')); }
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:401:30
[INFO] [stderr]     |
[INFO] [stderr] 401 |             if self.hidden { try!(write_char('7')); }
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:405:35
[INFO] [stderr]     |
[INFO] [stderr] 405 |             if written_anything { try!(f.write_char(';')); }
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:408:13
[INFO] [stderr]     |
[INFO] [stderr] 408 |             try!(fg.write_foreground_code(f));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:412:35
[INFO] [stderr]     |
[INFO] [stderr] 412 |             if written_anything { try!(f.write_char(';')); }
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:414:13
[INFO] [stderr]     |
[INFO] [stderr] 414 |             try!(bg.write_background_code(f));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crayon.rs:417:9
[INFO] [stderr]     |
[INFO] [stderr] 417 |         try!(f.write_char('m'));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/screen/mod.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         try!(write!(f, "{}", width));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/screen/mod.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |         try!(write!(f, "{}", height));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Color::*`
[INFO] [stderr]    --> src/crayon.rs:451:9
[INFO] [stderr]     |
[INFO] [stderr] 451 |     use super::Color::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/screen/mod.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tutil::crayon::Style`
[INFO] [stderr]  --> examples/simple.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use tutil::crayon::Style;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `"docker" "inspect" "0236a15b0c1ff8e59dcf384e4d10baf844234861abb6c24454bbe1ebd5ddf906"`
[INFO] running `"docker" "rm" "-f" "0236a15b0c1ff8e59dcf384e4d10baf844234861abb6c24454bbe1ebd5ddf906"`
[INFO] [stdout] 0236a15b0c1ff8e59dcf384e4d10baf844234861abb6c24454bbe1ebd5ddf906