[INFO] fetching crate vcd 0.4.0...
[INFO] checking vcd-0.4.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate vcd 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate vcd 0.4.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate vcd 0.4.0
[INFO] finished tweaking crates.io crate vcd 0.4.0
[INFO] tweaked toml for crates.io crate vcd 0.4.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 74eefa24317e7f8c88d08984a6789079e7217448fa5b3cddf48c623e9c147b48
[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" "74eefa24317e7f8c88d08984a6789079e7217448fa5b3cddf48c623e9c147b48"`
[INFO] [stderr]     Checking vcd v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:37:43
[INFO] [stderr]    |
[INFO] [stderr] 37 |         if let Some(ref s) = h.date     { try!(self.date(s)); }
[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/write.rs:38:43
[INFO] [stderr]    |
[INFO] [stderr] 38 |         if let Some(ref s) = h.version  { try!(self.version(s)); }
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:39:43
[INFO] [stderr]    |
[INFO] [stderr] 39 |         if let Some(ref s) = h.comment  { try!(self.comment(s)); }
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:40:45
[INFO] [stderr]    |
[INFO] [stderr] 40 |         if let Some((v, u)) = h.timescale { try!(self.timescale(v, u)); }
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:43:42
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 ScopeItem::Var(ref v) => try!(self.var(v)),
[INFO] [stderr]    |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:44:44
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 ScopeItem::Scope(ref s) => try!(self.scope(s)),
[INFO] [stderr]    |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         try!(self.scope_def(s.scope_type, &s.identifier[..]));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:96:42
[INFO] [stderr]    |
[INFO] [stderr] 96 |                 ScopeItem::Var(ref v) => try!(self.var(v)),
[INFO] [stderr]    |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:97:44
[INFO] [stderr]    |
[INFO] [stderr] 97 |                 ScopeItem::Scope(ref s) => try!(self.scope(s)),
[INFO] [stderr]    |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/write.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |         try!(write!(self.writer, "b"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/write.rs:152:22
[INFO] [stderr]     |
[INFO] [stderr] 152 |         for i in v { try!(write!(self.writer, "{}", i)) }
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:384:13
[INFO] [stderr]     |
[INFO] [stderr] 384 |             try!(write!(f, "{}", (r as u8 + ID_CHAR_MIN) as char));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/write.rs:19:18
[INFO] [stderr]    |
[INFO] [stderr] 19 |     writer: &'w mut io::Write,
[INFO] [stderr]    |                     ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/write.rs:31:29
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn new(writer: &mut io::Write) -> Writer {
[INFO] [stderr]    |                             ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:37:43
[INFO] [stderr]    |
[INFO] [stderr] 37 |         if let Some(ref s) = h.date     { try!(self.date(s)); }
[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/write.rs:38:43
[INFO] [stderr]    |
[INFO] [stderr] 38 |         if let Some(ref s) = h.version  { try!(self.version(s)); }
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:39:43
[INFO] [stderr]    |
[INFO] [stderr] 39 |         if let Some(ref s) = h.comment  { try!(self.comment(s)); }
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:40:45
[INFO] [stderr]    |
[INFO] [stderr] 40 |         if let Some((v, u)) = h.timescale { try!(self.timescale(v, u)); }
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:43:42
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 ScopeItem::Var(ref v) => try!(self.var(v)),
[INFO] [stderr]    |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:44:44
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 ScopeItem::Scope(ref s) => try!(self.scope(s)),
[INFO] [stderr]    |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         try!(self.scope_def(s.scope_type, &s.identifier[..]));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:96:42
[INFO] [stderr]    |
[INFO] [stderr] 96 |                 ScopeItem::Var(ref v) => try!(self.var(v)),
[INFO] [stderr]    |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:97:44
[INFO] [stderr]    |
[INFO] [stderr] 97 |                 ScopeItem::Scope(ref s) => try!(self.scope(s)),
[INFO] [stderr]    |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/write.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |         try!(write!(self.writer, "b"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/write.rs:152:22
[INFO] [stderr]     |
[INFO] [stderr] 152 |         for i in v { try!(write!(self.writer, "{}", i)) }
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:384:13
[INFO] [stderr]     |
[INFO] [stderr] 384 |             try!(write!(f, "{}", (r as u8 + ID_CHAR_MIN) as char));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/write.rs:19:18
[INFO] [stderr]    |
[INFO] [stderr] 19 |     writer: &'w mut io::Write,
[INFO] [stderr]    |                     ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/write.rs:31:29
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn new(writer: &mut io::Write) -> Writer {
[INFO] [stderr]    |                             ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "74eefa24317e7f8c88d08984a6789079e7217448fa5b3cddf48c623e9c147b48"`
[INFO] running `"docker" "rm" "-f" "74eefa24317e7f8c88d08984a6789079e7217448fa5b3cddf48c623e9c147b48"`
[INFO] [stdout] 74eefa24317e7f8c88d08984a6789079e7217448fa5b3cddf48c623e9c147b48