[INFO] fetching crate ion 0.8.4...
[INFO] checking ion-0.8.4 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate ion 0.8.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ion 0.8.4 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ion 0.8.4
[INFO] finished tweaking crates.io crate ion 0.8.4
[INFO] tweaked toml for crates.io crate ion 0.8.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 12d6c9f288fbabc34d7e7839dfa7026409a75c30d578bbd09d8eb5426a18f2a8
[INFO] running `"docker" "start" "-a" "12d6c9f288fbabc34d7e7839dfa7026409a75c30d578bbd09d8eb5426a18f2a8"`
[INFO] [stderr]     Checking ion v0.8.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected one of `,`, `]`, or `|`, found `..`
[INFO] [stderr]   --> src/ion/section.rs:34:45
[INFO] [stderr]    |
[INFO] [stderr] 34 |             if let &[Value::String(ref s), _..] = &row[..1] {
[INFO] [stderr]    |                                             ^^ expected one of `,`, `]`, or `|` here
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `,`, `]`, or `|`, found `..`
[INFO] [stderr]   --> src/ion/section.rs:89:62
[INFO] [stderr]    |
[INFO] [stderr] 89 |             .take_while(|&v| if let &[Value::String(ref s), _..] = &v[1..] {
[INFO] [stderr]    |                                                              ^^ expected one of `,`, `]`, or `|` here
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `,`, `]`, or `|`, found `..`
[INFO] [stderr]   --> src/ion/section.rs:34:45
[INFO] [stderr]    |
[INFO] [stderr] 34 |             if let &[Value::String(ref s), _..] = &row[..1] {
[INFO] [stderr]    |                                             ^^ expected one of `,`, `]`, or `|` here
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `,`, `]`, or `|`, found `..`
[INFO] [stderr]   --> src/ion/section.rs:89:62
[INFO] [stderr]    |
[INFO] [stderr] 89 |             .take_while(|&v| if let &[Value::String(ref s), _..] = &v[1..] {
[INFO] [stderr]    |                                                              ^^ expected one of `,`, `]`, or `|` here
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/ion/display.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |             try!(f.write_fmt(format_args!("[{}]\n", name)));
[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/ion/display.rs:9:13
[INFO] [stderr]   |
[INFO] [stderr] 9 |             try!(section.fmt(f));
[INFO] [stderr]   |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             try!(f.write_str("\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |                 try!(f.write_fmt(format_args!("{} = \"{}\"\n", k, v)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |                 try!(f.write_fmt(format_args!("{} = {}\n", k, v)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:28:17
[INFO] [stderr]    |
[INFO] [stderr] 28 |                 try!(fmt::Display::fmt(&format!("| {} ", cell), f));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |             try!(f.write_str("|\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 try!(f.write_str("[ "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:51:25
[INFO] [stderr]    |
[INFO] [stderr] 51 |                         try!(f.write_str(", "))
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:54:25
[INFO] [stderr]    |
[INFO] [stderr] 54 |                         try!(f.write_str("\""));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:55:25
[INFO] [stderr]    |
[INFO] [stderr] 55 |                         try!(i.fmt(f));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:56:25
[INFO] [stderr]    |
[INFO] [stderr] 56 |                         try!(f.write_str("\""));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |                         try!(i.fmt(f));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 try!(f.write_str("{ "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:71:25
[INFO] [stderr]    |
[INFO] [stderr] 71 |                         try!(f.write_str(", "))
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:73:21
[INFO] [stderr]    |
[INFO] [stderr] 73 |                     try!(k.fmt(f));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:74:21
[INFO] [stderr]    |
[INFO] [stderr] 74 |                     try!(f.write_str(" = "));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:76:25
[INFO] [stderr]    |
[INFO] [stderr] 76 |                         try!(f.write_str("\""));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:77:25
[INFO] [stderr]    |
[INFO] [stderr] 77 |                         try!(v.fmt(f));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:78:25
[INFO] [stderr]    |
[INFO] [stderr] 78 |                         try!(f.write_str("\""));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:80:25
[INFO] [stderr]    |
[INFO] [stderr] 80 |                         try!(v.fmt(f));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/from_ion.rs:34:35
[INFO] [stderr]    |
[INFO] [stderr] 34 |                     Some(s) => Ok(try!(s.parse())),
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | from_ion_value_int_impl!{ isize i8 i16 i32 i64 usize u8 u16 u32 u64 }
[INFO] [stderr]    | --------------------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/from_ion.rs:48:27
[INFO] [stderr]    |
[INFO] [stderr] 48 |             Some(s) => Ok(try!(s.parse())),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |         try!(self.writer.write(text.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         try!(self.write("["));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         try!(self.write(name));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         try!(self.write(name));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(self.write(" = "));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         try!(self.write(&value.into()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:171:21
[INFO] [stderr]     |
[INFO] [stderr] 171 |                 'a' ... 'z' |
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:172:21
[INFO] [stderr]     |
[INFO] [stderr] 172 |                 'A' ... 'Z' |
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:173:21
[INFO] [stderr]     |
[INFO] [stderr] 173 |                 '0' ... '9' |
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:274:17
[INFO] [stderr]     |
[INFO] [stderr] 274 |             '0' ... '9' => true,
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:478:19
[INFO] [stderr]     |
[INFO] [stderr] 478 |     match c { '0' ... '9' => true, _ => false }
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/ion/display.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |             try!(f.write_fmt(format_args!("[{}]\n", name)));
[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/ion/display.rs:9:13
[INFO] [stderr]   |
[INFO] [stderr] 9 |             try!(section.fmt(f));
[INFO] [stderr]   |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             try!(f.write_str("\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |                 try!(f.write_fmt(format_args!("{} = \"{}\"\n", k, v)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |                 try!(f.write_fmt(format_args!("{} = {}\n", k, v)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:28:17
[INFO] [stderr]    |
[INFO] [stderr] 28 |                 try!(fmt::Display::fmt(&format!("| {} ", cell), f));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |             try!(f.write_str("|\n"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 try!(f.write_str("[ "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:51:25
[INFO] [stderr]    |
[INFO] [stderr] 51 |                         try!(f.write_str(", "))
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:54:25
[INFO] [stderr]    |
[INFO] [stderr] 54 |                         try!(f.write_str("\""));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:55:25
[INFO] [stderr]    |
[INFO] [stderr] 55 |                         try!(i.fmt(f));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:56:25
[INFO] [stderr]    |
[INFO] [stderr] 56 |                         try!(f.write_str("\""));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |                         try!(i.fmt(f));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 try!(f.write_str("{ "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:71:25
[INFO] [stderr]    |
[INFO] [stderr] 71 |                         try!(f.write_str(", "))
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:73:21
[INFO] [stderr]    |
[INFO] [stderr] 73 |                     try!(k.fmt(f));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:74:21
[INFO] [stderr]    |
[INFO] [stderr] 74 |                     try!(f.write_str(" = "));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:76:25
[INFO] [stderr]    |
[INFO] [stderr] 76 |                         try!(f.write_str("\""));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:77:25
[INFO] [stderr]    |
[INFO] [stderr] 77 |                         try!(v.fmt(f));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:78:25
[INFO] [stderr]    |
[INFO] [stderr] 78 |                         try!(f.write_str("\""));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/display.rs:80:25
[INFO] [stderr]    |
[INFO] [stderr] 80 |                         try!(v.fmt(f));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/from_ion.rs:34:35
[INFO] [stderr]    |
[INFO] [stderr] 34 |                     Some(s) => Ok(try!(s.parse())),
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | from_ion_value_int_impl!{ isize i8 i16 i32 i64 usize u8 u16 u32 u64 }
[INFO] [stderr]    | --------------------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ion/from_ion.rs:48:27
[INFO] [stderr]    |
[INFO] [stderr] 48 |             Some(s) => Ok(try!(s.parse())),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |         try!(self.writer.write(text.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         try!(self.write("["));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         try!(self.write(name));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         try!(self.write(name));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(self.write(" = "));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         try!(self.write(&value.into()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:171:21
[INFO] [stderr]     |
[INFO] [stderr] 171 |                 'a' ... 'z' |
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:172:21
[INFO] [stderr]     |
[INFO] [stderr] 172 |                 'A' ... 'Z' |
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:173:21
[INFO] [stderr]     |
[INFO] [stderr] 173 |                 '0' ... '9' |
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:274:17
[INFO] [stderr]     |
[INFO] [stderr] 274 |             '0' ... '9' => true,
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:478:19
[INFO] [stderr]     |
[INFO] [stderr] 478 |     match c { '0' ... '9' => true, _ => false }
[INFO] [stderr]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `ion`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `ion`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "12d6c9f288fbabc34d7e7839dfa7026409a75c30d578bbd09d8eb5426a18f2a8"`
[INFO] running `"docker" "rm" "-f" "12d6c9f288fbabc34d7e7839dfa7026409a75c30d578bbd09d8eb5426a18f2a8"`
[INFO] [stdout] 12d6c9f288fbabc34d7e7839dfa7026409a75c30d578bbd09d8eb5426a18f2a8