[INFO] crate wires 0.7.1 is already in cache
[INFO] testing wires-0.7.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate wires 0.7.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate wires 0.7.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wires 0.7.1
[INFO] finished tweaking crates.io crate wires 0.7.1
[INFO] tweaked toml for crates.io crate wires 0.7.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 11bcc611f47787fc26b8e9eba618ab4fdf1274f583bc6ea64b9f1b1c41790791
[INFO] running `"docker" "start" "-a" "11bcc611f47787fc26b8e9eba618ab4fdf1274f583bc6ea64b9f1b1c41790791"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling unicode-bidi v0.2.6
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling uuid v0.2.3
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling zip v0.1.19
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling mozprofile v0.2.1
[INFO] [stderr]    Compiling url v0.5.10
[INFO] [stderr]    Compiling mozrunner v0.2.0
[INFO] [stderr]    Compiling hyper v0.8.1
[INFO] [stderr]    Compiling webdriver v0.8.1
[INFO] [stderr]    Compiling wires v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:144:58
[INFO] [stderr]     |
[INFO] [stderr] 144 |                 let parameters: GeckoContextParameters = try!(Parameters::from_json(&body_data));
[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/marionette.rs:189:20
[INFO] [stderr]     |
[INFO] [stderr] 189 |         let data = try!(body.as_object().ok_or(
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:192:29
[INFO] [stderr]     |
[INFO] [stderr] 192 |         let context_value = try!(data.get("context").ok_or(
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:195:21
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let value = try!(context_value.as_string().ok_or(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:199:23
[INFO] [stderr]     |
[INFO] [stderr] 199 |         let context = try!(match value {
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:270:23
[INFO] [stderr]     |
[INFO] [stderr] 270 |         let profile = try!(self.load_profile(capabilities));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:281:9
[INFO] [stderr]     |
[INFO] [stderr] 281 |         try!(connection.connect());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:292:34
[INFO] [stderr]     |
[INFO] [stderr] 292 |                 let mut runner = try!(FirefoxRunner::new(&binary, profile));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:293:17
[INFO] [stderr]     |
[INFO] [stderr] 293 |                 try!(self.set_prefs(&mut runner.profile, custom_profile));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:294:17
[INFO] [stderr]     |
[INFO] [stderr] 294 |                 try!(runner.start());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:308:21
[INFO] [stderr]     |
[INFO] [stderr] 308 |         let prefs = try!(profile.user_prefs());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |         try!(prefs.write());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:332:30
[INFO] [stderr]     |
[INFO] [stderr] 332 |         let profile_base64 = try!(profile_json.as_string().ok_or(
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:336:29
[INFO] [stderr]     |
[INFO] [stderr] 336 |         let profile_zip = &*try!(profile_base64.from_base64());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:338:23
[INFO] [stderr]     |
[INFO] [stderr] 338 |         let profile = try!(Profile::new(None));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:339:9
[INFO] [stderr]     |
[INFO] [stderr] 339 |         try!(unzip_buffer(profile_zip,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:348:19
[INFO] [stderr]     |
[INFO] [stderr] 348 |     let mut zip = try!(zip::ZipArchive::new(reader).map_err(|_| {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:354:24
[INFO] [stderr]     |
[INFO] [stderr] 354 |         let mut file = try!(zip.by_index(i).map_err(|_| {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:364:21
[INFO] [stderr]     |
[INFO] [stderr] 364 |                     try!(fs::create_dir_all(dir));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:369:20
[INFO] [stderr]     |
[INFO] [stderr] 369 |         let dest = try!(fs::File::create(unzip_path));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:371:9
[INFO] [stderr]     |
[INFO] [stderr] 371 |         try!(io::copy(&mut file, &mut writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:402:13
[INFO] [stderr]     |
[INFO] [stderr] 402 |             try!(self.create_connection(&msg.session_id, &capabilities));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:516:9
[INFO] [stderr]     |
[INFO] [stderr] 516 |         try!(self.update(message, &resp));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:590:31
[INFO] [stderr]     |
[INFO] [stderr] 590 |                 let cookies = try!(self.process_cookies(&resp.result));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:594:35
[INFO] [stderr]     |
[INFO] [stderr] 594 |                 let mut cookies = try!(self.process_cookies(&resp.result));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:599:31
[INFO] [stderr]     |
[INFO] [stderr] 599 |                 let element = try!(self.to_web_element(
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:609:32
[INFO] [stderr]     |
[INFO] [stderr] 609 |                 let elements = try!(element_vec.iter().map(
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:617:31
[INFO] [stderr]     |
[INFO] [stderr] 617 |                 let element = try!(self.to_web_element(
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:679:24
[INFO] [stderr]     |
[INFO] [stderr] 679 |             let path = try!(
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:686:26
[INFO] [stderr]     |
[INFO] [stderr] 686 |             let domain = try!(
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:693:26
[INFO] [stderr]     |
[INFO] [stderr] 693 |             let expiry = try!(
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:701:27
[INFO] [stderr]     |
[INFO] [stderr] 701 |             let max_age = try!(
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:796:32
[INFO] [stderr]     |
[INFO] [stderr] 796 |                 let mut data = try!(x.to_marionette());
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:801:32
[INFO] [stderr]     |
[INFO] [stderr] 801 |                 let mut data = try!(x.to_marionette());
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:875:26
[INFO] [stderr]     |
[INFO] [stderr] 875 |         let parameters = try!(opt_parameters.unwrap_or(Ok(BTreeMap::new())));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:914:18
[INFO] [stderr]     |
[INFO] [stderr] 914 |             Some(try!(MarionetteError::from_json(&data[2])))
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1038:9
[INFO] [stderr]      |
[INFO] [stderr] 1038 |         try!(self.handshake());
[INFO] [stderr]      |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1044:20
[INFO] [stderr]      |
[INFO] [stderr] 1044 |         let resp = try!(self.read_resp());
[INFO] [stderr]      |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1045:30
[INFO] [stderr]      |
[INFO] [stderr] 1045 |         let handshake_data = try!(Json::from_str(&*resp));
[INFO] [stderr]      |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1078:23
[INFO] [stderr]      |
[INFO] [stderr] 1078 |         let command = try!(MarionetteCommand::from_webdriver_message(
[INFO] [stderr]      |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1081:25
[INFO] [stderr]      |
[INFO] [stderr] 1081 |         let resp_data = try!(self.send(command.to_json()));
[INFO] [stderr]      |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1083:32
[INFO] [stderr]      |
[INFO] [stderr] 1083 |         let json_data : Json = try!(Json::from_str(&*resp_data));
[INFO] [stderr]      |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1085:36
[INFO] [stderr]      |
[INFO] [stderr] 1085 |         self.session.response(msg, try!(MarionetteResponse::from_json(&json_data)))
[INFO] [stderr]      |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1128:28
[INFO] [stderr]      |
[INFO] [stderr] 1128 |             let num_read = try!(stream.read(buf));
[INFO] [stderr]      |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1153:28
[INFO] [stderr]      |
[INFO] [stderr] 1153 |             let num_read = try!(stream.read(buf));
[INFO] [stderr]      |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1266:52
[INFO] [stderr]      |
[INFO] [stderr] 1266 |             Nullable::Value(ref x) => Json::Object(try!(x.to_marionette()))
[INFO] [stderr]      |                                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1296:65
[INFO] [stderr]      |
[INFO] [stderr] 1296 | ...                   Json::Object(try!(x.to_marionette()))),
[INFO] [stderr]      |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/marionette.rs:696:54
[INFO] [stderr]     |
[INFO] [stderr] 696 |   ...                   Ok(Date::new((try_opt!(
[INFO] [stderr]     |  ____________________________________^
[INFO] [stderr] 697 | | ...                       x.as_u64(),
[INFO] [stderr] 698 | | ...                       ErrorStatus::UnknownError,
[INFO] [stderr] 699 | | ...                       "Failed to interpret domain as String"))))
[INFO] [stderr]     | |__________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 696 |                                         Ok(Date::new(try_opt!(
[INFO] [stderr] 697 |                                             x.as_u64(),
[INFO] [stderr] 698 |                                             ErrorStatus::UnknownError,
[INFO] [stderr] 699 |                                             "Failed to interpret domain as String")))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/marionette.rs:704:54
[INFO] [stderr]     |
[INFO] [stderr] 704 |   ...                   Ok(Date::new((try_opt!(
[INFO] [stderr]     |  ____________________________________^
[INFO] [stderr] 705 | | ...                       x.as_u64(),
[INFO] [stderr] 706 | | ...                       ErrorStatus::UnknownError,
[INFO] [stderr] 707 | | ...                       "Failed to interpret domain as String"))))
[INFO] [stderr]     | |__________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 704 |                                         Ok(Date::new(try_opt!(
[INFO] [stderr] 705 |                                             x.as_u64(),
[INFO] [stderr] 706 |                                             ErrorStatus::UnknownError,
[INFO] [stderr] 707 |                                             "Failed to interpret domain as String")))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/marionette.rs:1139:20
[INFO] [stderr]      |
[INFO] [stderr] 1139 |                 '0'...'9' => {
[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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/marionette.rs:274:50
[INFO] [stderr]     |
[INFO] [stderr] 274 | ...                   e.description().to_owned()));
[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/marionette.rs:1030:58
[INFO] [stderr]      |
[INFO] [stderr] 1030 | ...                   e.description().to_owned()));
[INFO] [stderr]      |                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/marionette.rs:1125:13
[INFO] [stderr]      |
[INFO] [stderr] 1125 |         let mut stream = self.stream.as_mut().unwrap();
[INFO] [stderr]      |             ----^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/marionette.rs:1127:17
[INFO] [stderr]      |
[INFO] [stderr] 1127 |             let mut buf = &mut [0 as u8];
[INFO] [stderr]      |                 ----^^^
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/marionette.rs:1149:13
[INFO] [stderr]      |
[INFO] [stderr] 1149 |         let mut buf = &mut [0 as u8; 8192];
[INFO] [stderr]      |             ----^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 64 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.44s
[INFO] running `"docker" "inspect" "11bcc611f47787fc26b8e9eba618ab4fdf1274f583bc6ea64b9f1b1c41790791"`
[INFO] running `"docker" "rm" "-f" "11bcc611f47787fc26b8e9eba618ab4fdf1274f583bc6ea64b9f1b1c41790791"`
[INFO] [stdout] 11bcc611f47787fc26b8e9eba618ab4fdf1274f583bc6ea64b9f1b1c41790791
[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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 55ede3800a4f25e0355cdae8a7b94efe05688c0106291f3609e161d31b09c0ae
[INFO] running `"docker" "start" "-a" "55ede3800a4f25e0355cdae8a7b94efe05688c0106291f3609e161d31b09c0ae"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling wires v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:144:58
[INFO] [stderr]     |
[INFO] [stderr] 144 |                 let parameters: GeckoContextParameters = try!(Parameters::from_json(&body_data));
[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/marionette.rs:189:20
[INFO] [stderr]     |
[INFO] [stderr] 189 |         let data = try!(body.as_object().ok_or(
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:192:29
[INFO] [stderr]     |
[INFO] [stderr] 192 |         let context_value = try!(data.get("context").ok_or(
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:195:21
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let value = try!(context_value.as_string().ok_or(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:199:23
[INFO] [stderr]     |
[INFO] [stderr] 199 |         let context = try!(match value {
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:270:23
[INFO] [stderr]     |
[INFO] [stderr] 270 |         let profile = try!(self.load_profile(capabilities));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:281:9
[INFO] [stderr]     |
[INFO] [stderr] 281 |         try!(connection.connect());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:292:34
[INFO] [stderr]     |
[INFO] [stderr] 292 |                 let mut runner = try!(FirefoxRunner::new(&binary, profile));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:293:17
[INFO] [stderr]     |
[INFO] [stderr] 293 |                 try!(self.set_prefs(&mut runner.profile, custom_profile));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:294:17
[INFO] [stderr]     |
[INFO] [stderr] 294 |                 try!(runner.start());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:308:21
[INFO] [stderr]     |
[INFO] [stderr] 308 |         let prefs = try!(profile.user_prefs());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |         try!(prefs.write());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:332:30
[INFO] [stderr]     |
[INFO] [stderr] 332 |         let profile_base64 = try!(profile_json.as_string().ok_or(
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:336:29
[INFO] [stderr]     |
[INFO] [stderr] 336 |         let profile_zip = &*try!(profile_base64.from_base64());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:338:23
[INFO] [stderr]     |
[INFO] [stderr] 338 |         let profile = try!(Profile::new(None));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:339:9
[INFO] [stderr]     |
[INFO] [stderr] 339 |         try!(unzip_buffer(profile_zip,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:348:19
[INFO] [stderr]     |
[INFO] [stderr] 348 |     let mut zip = try!(zip::ZipArchive::new(reader).map_err(|_| {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:354:24
[INFO] [stderr]     |
[INFO] [stderr] 354 |         let mut file = try!(zip.by_index(i).map_err(|_| {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:364:21
[INFO] [stderr]     |
[INFO] [stderr] 364 |                     try!(fs::create_dir_all(dir));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:369:20
[INFO] [stderr]     |
[INFO] [stderr] 369 |         let dest = try!(fs::File::create(unzip_path));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:371:9
[INFO] [stderr]     |
[INFO] [stderr] 371 |         try!(io::copy(&mut file, &mut writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:402:13
[INFO] [stderr]     |
[INFO] [stderr] 402 |             try!(self.create_connection(&msg.session_id, &capabilities));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:516:9
[INFO] [stderr]     |
[INFO] [stderr] 516 |         try!(self.update(message, &resp));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:590:31
[INFO] [stderr]     |
[INFO] [stderr] 590 |                 let cookies = try!(self.process_cookies(&resp.result));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:594:35
[INFO] [stderr]     |
[INFO] [stderr] 594 |                 let mut cookies = try!(self.process_cookies(&resp.result));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:599:31
[INFO] [stderr]     |
[INFO] [stderr] 599 |                 let element = try!(self.to_web_element(
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:609:32
[INFO] [stderr]     |
[INFO] [stderr] 609 |                 let elements = try!(element_vec.iter().map(
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:617:31
[INFO] [stderr]     |
[INFO] [stderr] 617 |                 let element = try!(self.to_web_element(
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:679:24
[INFO] [stderr]     |
[INFO] [stderr] 679 |             let path = try!(
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:686:26
[INFO] [stderr]     |
[INFO] [stderr] 686 |             let domain = try!(
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:693:26
[INFO] [stderr]     |
[INFO] [stderr] 693 |             let expiry = try!(
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:701:27
[INFO] [stderr]     |
[INFO] [stderr] 701 |             let max_age = try!(
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:796:32
[INFO] [stderr]     |
[INFO] [stderr] 796 |                 let mut data = try!(x.to_marionette());
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:801:32
[INFO] [stderr]     |
[INFO] [stderr] 801 |                 let mut data = try!(x.to_marionette());
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:875:26
[INFO] [stderr]     |
[INFO] [stderr] 875 |         let parameters = try!(opt_parameters.unwrap_or(Ok(BTreeMap::new())));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:914:18
[INFO] [stderr]     |
[INFO] [stderr] 914 |             Some(try!(MarionetteError::from_json(&data[2])))
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1038:9
[INFO] [stderr]      |
[INFO] [stderr] 1038 |         try!(self.handshake());
[INFO] [stderr]      |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1044:20
[INFO] [stderr]      |
[INFO] [stderr] 1044 |         let resp = try!(self.read_resp());
[INFO] [stderr]      |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1045:30
[INFO] [stderr]      |
[INFO] [stderr] 1045 |         let handshake_data = try!(Json::from_str(&*resp));
[INFO] [stderr]      |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1078:23
[INFO] [stderr]      |
[INFO] [stderr] 1078 |         let command = try!(MarionetteCommand::from_webdriver_message(
[INFO] [stderr]      |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1081:25
[INFO] [stderr]      |
[INFO] [stderr] 1081 |         let resp_data = try!(self.send(command.to_json()));
[INFO] [stderr]      |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1083:32
[INFO] [stderr]      |
[INFO] [stderr] 1083 |         let json_data : Json = try!(Json::from_str(&*resp_data));
[INFO] [stderr]      |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1085:36
[INFO] [stderr]      |
[INFO] [stderr] 1085 |         self.session.response(msg, try!(MarionetteResponse::from_json(&json_data)))
[INFO] [stderr]      |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1128:28
[INFO] [stderr]      |
[INFO] [stderr] 1128 |             let num_read = try!(stream.read(buf));
[INFO] [stderr]      |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1153:28
[INFO] [stderr]      |
[INFO] [stderr] 1153 |             let num_read = try!(stream.read(buf));
[INFO] [stderr]      |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1266:52
[INFO] [stderr]      |
[INFO] [stderr] 1266 |             Nullable::Value(ref x) => Json::Object(try!(x.to_marionette()))
[INFO] [stderr]      |                                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1296:65
[INFO] [stderr]      |
[INFO] [stderr] 1296 | ...                   Json::Object(try!(x.to_marionette()))),
[INFO] [stderr]      |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/marionette.rs:696:54
[INFO] [stderr]     |
[INFO] [stderr] 696 |   ...                   Ok(Date::new((try_opt!(
[INFO] [stderr]     |  ____________________________________^
[INFO] [stderr] 697 | | ...                       x.as_u64(),
[INFO] [stderr] 698 | | ...                       ErrorStatus::UnknownError,
[INFO] [stderr] 699 | | ...                       "Failed to interpret domain as String"))))
[INFO] [stderr]     | |__________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 696 |                                         Ok(Date::new(try_opt!(
[INFO] [stderr] 697 |                                             x.as_u64(),
[INFO] [stderr] 698 |                                             ErrorStatus::UnknownError,
[INFO] [stderr] 699 |                                             "Failed to interpret domain as String")))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/marionette.rs:704:54
[INFO] [stderr]     |
[INFO] [stderr] 704 |   ...                   Ok(Date::new((try_opt!(
[INFO] [stderr]     |  ____________________________________^
[INFO] [stderr] 705 | | ...                       x.as_u64(),
[INFO] [stderr] 706 | | ...                       ErrorStatus::UnknownError,
[INFO] [stderr] 707 | | ...                       "Failed to interpret domain as String"))))
[INFO] [stderr]     | |__________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 704 |                                         Ok(Date::new(try_opt!(
[INFO] [stderr] 705 |                                             x.as_u64(),
[INFO] [stderr] 706 |                                             ErrorStatus::UnknownError,
[INFO] [stderr] 707 |                                             "Failed to interpret domain as String")))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/marionette.rs:1139:20
[INFO] [stderr]      |
[INFO] [stderr] 1139 |                 '0'...'9' => {
[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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/marionette.rs:274:50
[INFO] [stderr]     |
[INFO] [stderr] 274 | ...                   e.description().to_owned()));
[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/marionette.rs:1030:58
[INFO] [stderr]      |
[INFO] [stderr] 1030 | ...                   e.description().to_owned()));
[INFO] [stderr]      |                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/marionette.rs:1125:13
[INFO] [stderr]      |
[INFO] [stderr] 1125 |         let mut stream = self.stream.as_mut().unwrap();
[INFO] [stderr]      |             ----^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/marionette.rs:1127:17
[INFO] [stderr]      |
[INFO] [stderr] 1127 |             let mut buf = &mut [0 as u8];
[INFO] [stderr]      |                 ----^^^
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/marionette.rs:1149:13
[INFO] [stderr]      |
[INFO] [stderr] 1149 |         let mut buf = &mut [0 as u8; 8192];
[INFO] [stderr]      |             ----^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 64 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `"docker" "inspect" "55ede3800a4f25e0355cdae8a7b94efe05688c0106291f3609e161d31b09c0ae"`
[INFO] running `"docker" "rm" "-f" "55ede3800a4f25e0355cdae8a7b94efe05688c0106291f3609e161d31b09c0ae"`
[INFO] [stdout] 55ede3800a4f25e0355cdae8a7b94efe05688c0106291f3609e161d31b09c0ae
[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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 532ffbeb2da497582df39859b5da9df12aba6861f379ed7d3aee1795be86a904
[INFO] running `"docker" "start" "-a" "532ffbeb2da497582df39859b5da9df12aba6861f379ed7d3aee1795be86a904"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:144:58
[INFO] [stderr]     |
[INFO] [stderr] 144 |                 let parameters: GeckoContextParameters = try!(Parameters::from_json(&body_data));
[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/marionette.rs:189:20
[INFO] [stderr]     |
[INFO] [stderr] 189 |         let data = try!(body.as_object().ok_or(
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:192:29
[INFO] [stderr]     |
[INFO] [stderr] 192 |         let context_value = try!(data.get("context").ok_or(
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:195:21
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let value = try!(context_value.as_string().ok_or(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:199:23
[INFO] [stderr]     |
[INFO] [stderr] 199 |         let context = try!(match value {
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:270:23
[INFO] [stderr]     |
[INFO] [stderr] 270 |         let profile = try!(self.load_profile(capabilities));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:281:9
[INFO] [stderr]     |
[INFO] [stderr] 281 |         try!(connection.connect());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:292:34
[INFO] [stderr]     |
[INFO] [stderr] 292 |                 let mut runner = try!(FirefoxRunner::new(&binary, profile));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:293:17
[INFO] [stderr]     |
[INFO] [stderr] 293 |                 try!(self.set_prefs(&mut runner.profile, custom_profile));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:294:17
[INFO] [stderr]     |
[INFO] [stderr] 294 |                 try!(runner.start());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:308:21
[INFO] [stderr]     |
[INFO] [stderr] 308 |         let prefs = try!(profile.user_prefs());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |         try!(prefs.write());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:332:30
[INFO] [stderr]     |
[INFO] [stderr] 332 |         let profile_base64 = try!(profile_json.as_string().ok_or(
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:336:29
[INFO] [stderr]     |
[INFO] [stderr] 336 |         let profile_zip = &*try!(profile_base64.from_base64());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:338:23
[INFO] [stderr]     |
[INFO] [stderr] 338 |         let profile = try!(Profile::new(None));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:339:9
[INFO] [stderr]     |
[INFO] [stderr] 339 |         try!(unzip_buffer(profile_zip,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:348:19
[INFO] [stderr]     |
[INFO] [stderr] 348 |     let mut zip = try!(zip::ZipArchive::new(reader).map_err(|_| {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:354:24
[INFO] [stderr]     |
[INFO] [stderr] 354 |         let mut file = try!(zip.by_index(i).map_err(|_| {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:364:21
[INFO] [stderr]     |
[INFO] [stderr] 364 |                     try!(fs::create_dir_all(dir));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:369:20
[INFO] [stderr]     |
[INFO] [stderr] 369 |         let dest = try!(fs::File::create(unzip_path));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:371:9
[INFO] [stderr]     |
[INFO] [stderr] 371 |         try!(io::copy(&mut file, &mut writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:402:13
[INFO] [stderr]     |
[INFO] [stderr] 402 |             try!(self.create_connection(&msg.session_id, &capabilities));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:516:9
[INFO] [stderr]     |
[INFO] [stderr] 516 |         try!(self.update(message, &resp));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:590:31
[INFO] [stderr]     |
[INFO] [stderr] 590 |                 let cookies = try!(self.process_cookies(&resp.result));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:594:35
[INFO] [stderr]     |
[INFO] [stderr] 594 |                 let mut cookies = try!(self.process_cookies(&resp.result));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:599:31
[INFO] [stderr]     |
[INFO] [stderr] 599 |                 let element = try!(self.to_web_element(
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:609:32
[INFO] [stderr]     |
[INFO] [stderr] 609 |                 let elements = try!(element_vec.iter().map(
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:617:31
[INFO] [stderr]     |
[INFO] [stderr] 617 |                 let element = try!(self.to_web_element(
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:679:24
[INFO] [stderr]     |
[INFO] [stderr] 679 |             let path = try!(
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:686:26
[INFO] [stderr]     |
[INFO] [stderr] 686 |             let domain = try!(
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:693:26
[INFO] [stderr]     |
[INFO] [stderr] 693 |             let expiry = try!(
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:701:27
[INFO] [stderr]     |
[INFO] [stderr] 701 |             let max_age = try!(
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:796:32
[INFO] [stderr]     |
[INFO] [stderr] 796 |                 let mut data = try!(x.to_marionette());
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:801:32
[INFO] [stderr]     |
[INFO] [stderr] 801 |                 let mut data = try!(x.to_marionette());
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:875:26
[INFO] [stderr]     |
[INFO] [stderr] 875 |         let parameters = try!(opt_parameters.unwrap_or(Ok(BTreeMap::new())));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/marionette.rs:914:18
[INFO] [stderr]     |
[INFO] [stderr] 914 |             Some(try!(MarionetteError::from_json(&data[2])))
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1038:9
[INFO] [stderr]      |
[INFO] [stderr] 1038 |         try!(self.handshake());
[INFO] [stderr]      |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1044:20
[INFO] [stderr]      |
[INFO] [stderr] 1044 |         let resp = try!(self.read_resp());
[INFO] [stderr]      |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1045:30
[INFO] [stderr]      |
[INFO] [stderr] 1045 |         let handshake_data = try!(Json::from_str(&*resp));
[INFO] [stderr]      |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1078:23
[INFO] [stderr]      |
[INFO] [stderr] 1078 |         let command = try!(MarionetteCommand::from_webdriver_message(
[INFO] [stderr]      |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1081:25
[INFO] [stderr]      |
[INFO] [stderr] 1081 |         let resp_data = try!(self.send(command.to_json()));
[INFO] [stderr]      |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1083:32
[INFO] [stderr]      |
[INFO] [stderr] 1083 |         let json_data : Json = try!(Json::from_str(&*resp_data));
[INFO] [stderr]      |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1085:36
[INFO] [stderr]      |
[INFO] [stderr] 1085 |         self.session.response(msg, try!(MarionetteResponse::from_json(&json_data)))
[INFO] [stderr]      |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1128:28
[INFO] [stderr]      |
[INFO] [stderr] 1128 |             let num_read = try!(stream.read(buf));
[INFO] [stderr]      |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1153:28
[INFO] [stderr]      |
[INFO] [stderr] 1153 |             let num_read = try!(stream.read(buf));
[INFO] [stderr]      |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1266:52
[INFO] [stderr]      |
[INFO] [stderr] 1266 |             Nullable::Value(ref x) => Json::Object(try!(x.to_marionette()))
[INFO] [stderr]      |                                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/marionette.rs:1296:65
[INFO] [stderr]      |
[INFO] [stderr] 1296 | ...                   Json::Object(try!(x.to_marionette()))),
[INFO] [stderr]      |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/marionette.rs:696:54
[INFO] [stderr]     |
[INFO] [stderr] 696 |   ...                   Ok(Date::new((try_opt!(
[INFO] [stderr]     |  ____________________________________^
[INFO] [stderr] 697 | | ...                       x.as_u64(),
[INFO] [stderr] 698 | | ...                       ErrorStatus::UnknownError,
[INFO] [stderr] 699 | | ...                       "Failed to interpret domain as String"))))
[INFO] [stderr]     | |__________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 696 |                                         Ok(Date::new(try_opt!(
[INFO] [stderr] 697 |                                             x.as_u64(),
[INFO] [stderr] 698 |                                             ErrorStatus::UnknownError,
[INFO] [stderr] 699 |                                             "Failed to interpret domain as String")))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/marionette.rs:704:54
[INFO] [stderr]     |
[INFO] [stderr] 704 |   ...                   Ok(Date::new((try_opt!(
[INFO] [stderr]     |  ____________________________________^
[INFO] [stderr] 705 | | ...                       x.as_u64(),
[INFO] [stderr] 706 | | ...                       ErrorStatus::UnknownError,
[INFO] [stderr] 707 | | ...                       "Failed to interpret domain as String"))))
[INFO] [stderr]     | |__________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 704 |                                         Ok(Date::new(try_opt!(
[INFO] [stderr] 705 |                                             x.as_u64(),
[INFO] [stderr] 706 |                                             ErrorStatus::UnknownError,
[INFO] [stderr] 707 |                                             "Failed to interpret domain as String")))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/marionette.rs:1139:20
[INFO] [stderr]      |
[INFO] [stderr] 1139 |                 '0'...'9' => {
[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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/marionette.rs:55:1
[INFO] [stderr]     |
[INFO] [stderr] 55  | / lazy_static! {
[INFO] [stderr] 56  | |     pub static ref E10S_PREFERENCES: [(&'static str, Pref); 1] = [
[INFO] [stderr] 57  | |         ("browser.tabs.remote.autostart", Pref::new(true)),
[INFO] [stderr] 58  | |     ];
[INFO] [stderr] ...   |
[INFO] [stderr] 119 | |     ];
[INFO] [stderr] 120 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/marionette.rs:274:50
[INFO] [stderr]     |
[INFO] [stderr] 274 | ...                   e.description().to_owned()));
[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/marionette.rs:1030:58
[INFO] [stderr]      |
[INFO] [stderr] 1030 | ...                   e.description().to_owned()));
[INFO] [stderr]      |                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/marionette.rs:1125:13
[INFO] [stderr]      |
[INFO] [stderr] 1125 |         let mut stream = self.stream.as_mut().unwrap();
[INFO] [stderr]      |             ----^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/marionette.rs:1127:17
[INFO] [stderr]      |
[INFO] [stderr] 1127 |             let mut buf = &mut [0 as u8];
[INFO] [stderr]      |                 ----^^^
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/marionette.rs:1149:13
[INFO] [stderr]      |
[INFO] [stderr] 1149 |         let mut buf = &mut [0 as u8; 8192];
[INFO] [stderr]      |             ----^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 64 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wires-d04a56e398c54988
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_profile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "532ffbeb2da497582df39859b5da9df12aba6861f379ed7d3aee1795be86a904"`
[INFO] running `"docker" "rm" "-f" "532ffbeb2da497582df39859b5da9df12aba6861f379ed7d3aee1795be86a904"`
[INFO] [stdout] 532ffbeb2da497582df39859b5da9df12aba6861f379ed7d3aee1795be86a904