[INFO] crate rotor-dns 0.4.0 is already in cache
[INFO] checking rotor-dns-0.4.0 against try#bcff76bad586cfb6874f179a4b66448e6b8a832c for pr-66919
[INFO] extracting crate rotor-dns 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rotor-dns 0.4.0 on toolchain bcff76bad586cfb6874f179a4b66448e6b8a832c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rotor-dns 0.4.0
[INFO] finished tweaking crates.io crate rotor-dns 0.4.0
[INFO] tweaked toml for crates.io crate rotor-dns 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "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] 34f81218396cb21e71e04dcbe32e18ef1506c875f32988e52f83f3ec06c57e2f
[INFO] running `"docker" "start" "-a" "34f81218396cb21e71e04dcbe32e18ef1506c875f32988e52f83f3ec06c57e2f"`
[INFO] [stderr]     Checking dns-parser v0.3.5
[INFO] [stderr]     Checking resolv-conf v0.4.0
[INFO] [stderr]     Checking rotor-dns v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/config.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         try!(File::open("/etc/resolv.conf")
[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/config.rs:41:19
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let cfg = try!(resolv_conf::Config::parse(&buf));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/fsm.rs:223:20
[INFO] [stderr]     |
[INFO] [stderr] 223 |         let pack = try!(builder.build()
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/fsm.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         try!(self.sock.send_to(&pack, &server));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/resolver.rs:48:18
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let id = try!(res.send_request(&query, server));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/resolver.rs:31:54
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn query<S>(&self, query: Query, scope: &mut GenericScope)
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn GenericScope`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/config.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         try!(File::open("/etc/resolv.conf")
[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/config.rs:41:19
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let cfg = try!(resolv_conf::Config::parse(&buf));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/fsm.rs:223:20
[INFO] [stderr]     |
[INFO] [stderr] 223 |         let pack = try!(builder.build()
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/fsm.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         try!(self.sock.send_to(&pack, &server));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/resolver.rs:48:18
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let id = try!(res.send_request(&query, server));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/resolver.rs:31:54
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn query<S>(&self, query: Query, scope: &mut GenericScope)
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn GenericScope`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/config.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / quick_error! {
[INFO] [stderr] 12 | |     #[derive(Debug)]
[INFO] [stderr] 13 | |     pub enum SystemConfigError {
[INFO] [stderr] 14 | |         FileError(path: PathBuf, err: io::Error) {
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/config.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / quick_error! {
[INFO] [stderr] 12 | |     #[derive(Debug)]
[INFO] [stderr] 13 | |     pub enum SystemConfigError {
[INFO] [stderr] 14 | |         FileError(path: PathBuf, err: io::Error) {
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/resolver.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / quick_error! {
[INFO] [stderr] 9  | |     /// Error when creating a query
[INFO] [stderr] 10 | |     ///
[INFO] [stderr] 11 | |     /// Errors here are purely theoretical, should not happen in practice.
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |     }
[INFO] [stderr] 28 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/resolver.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / quick_error! {
[INFO] [stderr] 9  | |     /// Error when creating a query
[INFO] [stderr] 10 | |     ///
[INFO] [stderr] 11 | |     /// Errors here are purely theoretical, should not happen in practice.
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |     }
[INFO] [stderr] 28 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/resolver.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/resolver.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.89s
[INFO] running `"docker" "inspect" "34f81218396cb21e71e04dcbe32e18ef1506c875f32988e52f83f3ec06c57e2f"`
[INFO] running `"docker" "rm" "-f" "34f81218396cb21e71e04dcbe32e18ef1506c875f32988e52f83f3ec06c57e2f"`
[INFO] [stdout] 34f81218396cb21e71e04dcbe32e18ef1506c875f32988e52f83f3ec06c57e2f