[INFO] crate v8-api 0.8.0 is already in cache
[INFO] testing v8-api-0.8.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate v8-api 0.8.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate v8-api 0.8.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate v8-api 0.8.0
[INFO] finished tweaking crates.io crate v8-api 0.8.0
[INFO] tweaked toml for crates.io crate v8-api 0.8.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-06-03" "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] 2cd16e31f82e475c41d83784aeec84c1f767554821c118046bc6b383684660bd
[INFO] running `"docker" "start" "-a" "2cd16e31f82e475c41d83784aeec84c1f767554821c118046bc6b383684660bd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling clang-sys v0.14.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling clang v0.15.0
[INFO] [stderr]    Compiling v8-api v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:349:24
[INFO] [stderr]     |
[INFO] [stderr] 349 |     let display_name = r#try!(entity.get_display_name().ok_or(()));
[INFO] [stderr]     |                        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:350:16
[INFO] [stderr]     |
[INFO] [stderr] 350 |     let name = r#try!(entity.get_name().ok_or(()));
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:351:16
[INFO] [stderr]     |
[INFO] [stderr] 351 |     let args = r#try!(entity.get_arguments().ok_or(()));
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:352:26
[INFO] [stderr]     |
[INFO] [stderr] 352 |     let args: Vec<Arg> = r#try!(args.iter().map(|e| build_arg(&e)).collect());
[INFO] [stderr]     |                          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:354:23
[INFO] [stderr]     |
[INFO] [stderr] 354 |     let method_type = r#try!(entity.get_type().ok_or(()));
[INFO] [stderr]     |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:356:20
[INFO] [stderr]     |
[INFO] [stderr] 356 |     let ret_type = r#try!(method_type.get_result_type().ok_or(()));
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:357:20
[INFO] [stderr]     |
[INFO] [stderr] 357 |     let ret_type = r#try!(build_ret_type(&ret_type));
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:380:15
[INFO] [stderr]     |
[INFO] [stderr] 380 |         name: r#try!(entity.get_name().ok_or(())),
[INFO] [stderr]     |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:381:19
[INFO] [stderr]     |
[INFO] [stderr] 381 |         arg_type: r#try!(build_type(&entity.get_type().unwrap())),
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:390:28
[INFO] [stderr]     |
[INFO] [stderr] 390 |             let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:393:28
[INFO] [stderr]     |
[INFO] [stderr] 393 |             let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:396:32
[INFO] [stderr]     |
[INFO] [stderr] 396 |             Ok(RetType::Direct(r#try!(build_type(typ))))
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:399:28
[INFO] [stderr]     |
[INFO] [stderr] 399 |         Ok(RetType::Direct(r#try!(build_type(typ))))
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:429:25
[INFO] [stderr]     |
[INFO] [stderr] 429 |             let inner = r#try!(typ.get_pointee_type().ok_or(()));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:430:25
[INFO] [stderr]     |
[INFO] [stderr] 430 |             let inner = r#try!(build_type(&inner));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:434:25
[INFO] [stderr]     |
[INFO] [stderr] 434 |             let inner = r#try!(typ.get_element_type().ok_or(()));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:435:25
[INFO] [stderr]     |
[INFO] [stderr] 435 |             let inner = r#try!(build_type(&inner));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:480:32
[INFO] [stderr]     |
[INFO] [stderr] 480 |                 let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:540:13
[INFO] [stderr]     |
[INFO] [stderr] 540 |             r#try!(writeln!(f, "{}", class));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:548:9
[INFO] [stderr]     |
[INFO] [stderr] 548 |         r#try!(writeln!(f, "class {}", self.name));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:13
[INFO] [stderr]     |
[INFO] [stderr] 550 |             r#try!(writeln!(f, "  {}", method));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:13
[INFO] [stderr]     |
[INFO] [stderr] 559 |             r#try!(write!(f, "static "));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:561:9
[INFO] [stderr]     |
[INFO] [stderr] 561 |         r#try!(write!(f, "{}(", self.name));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:566:17
[INFO] [stderr]     |
[INFO] [stderr] 566 |                 r#try!(write!(f, ", "));
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:569:13
[INFO] [stderr]     |
[INFO] [stderr] 569 |             r#try!(write!(f, "{}", arg));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:571:9
[INFO] [stderr]     |
[INFO] [stderr] 571 |         r#try!(write!(f, ") -> {}", self.ret_type));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:574:13
[INFO] [stderr]     |
[INFO] [stderr] 574 |             r#try!(write!(f, " {{{}}}", self.mangled_name));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.75s
[INFO] running `"docker" "inspect" "2cd16e31f82e475c41d83784aeec84c1f767554821c118046bc6b383684660bd"`
[INFO] running `"docker" "rm" "-f" "2cd16e31f82e475c41d83784aeec84c1f767554821c118046bc6b383684660bd"`
[INFO] [stdout] 2cd16e31f82e475c41d83784aeec84c1f767554821c118046bc6b383684660bd
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-06-03" "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] 290da4091c6909b181f977a05a93bd369692200ea22b3e505aa47cf586f6d587
[INFO] running `"docker" "start" "-a" "290da4091c6909b181f977a05a93bd369692200ea22b3e505aa47cf586f6d587"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling v8-api v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:349:24
[INFO] [stderr]     |
[INFO] [stderr] 349 |     let display_name = r#try!(entity.get_display_name().ok_or(()));
[INFO] [stderr]     |                        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:350:16
[INFO] [stderr]     |
[INFO] [stderr] 350 |     let name = r#try!(entity.get_name().ok_or(()));
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:351:16
[INFO] [stderr]     |
[INFO] [stderr] 351 |     let args = r#try!(entity.get_arguments().ok_or(()));
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:352:26
[INFO] [stderr]     |
[INFO] [stderr] 352 |     let args: Vec<Arg> = r#try!(args.iter().map(|e| build_arg(&e)).collect());
[INFO] [stderr]     |                          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:354:23
[INFO] [stderr]     |
[INFO] [stderr] 354 |     let method_type = r#try!(entity.get_type().ok_or(()));
[INFO] [stderr]     |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:356:20
[INFO] [stderr]     |
[INFO] [stderr] 356 |     let ret_type = r#try!(method_type.get_result_type().ok_or(()));
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:357:20
[INFO] [stderr]     |
[INFO] [stderr] 357 |     let ret_type = r#try!(build_ret_type(&ret_type));
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:380:15
[INFO] [stderr]     |
[INFO] [stderr] 380 |         name: r#try!(entity.get_name().ok_or(())),
[INFO] [stderr]     |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:381:19
[INFO] [stderr]     |
[INFO] [stderr] 381 |         arg_type: r#try!(build_type(&entity.get_type().unwrap())),
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:390:28
[INFO] [stderr]     |
[INFO] [stderr] 390 |             let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:393:28
[INFO] [stderr]     |
[INFO] [stderr] 393 |             let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:396:32
[INFO] [stderr]     |
[INFO] [stderr] 396 |             Ok(RetType::Direct(r#try!(build_type(typ))))
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:399:28
[INFO] [stderr]     |
[INFO] [stderr] 399 |         Ok(RetType::Direct(r#try!(build_type(typ))))
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:429:25
[INFO] [stderr]     |
[INFO] [stderr] 429 |             let inner = r#try!(typ.get_pointee_type().ok_or(()));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:430:25
[INFO] [stderr]     |
[INFO] [stderr] 430 |             let inner = r#try!(build_type(&inner));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:434:25
[INFO] [stderr]     |
[INFO] [stderr] 434 |             let inner = r#try!(typ.get_element_type().ok_or(()));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:435:25
[INFO] [stderr]     |
[INFO] [stderr] 435 |             let inner = r#try!(build_type(&inner));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:480:32
[INFO] [stderr]     |
[INFO] [stderr] 480 |                 let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:540:13
[INFO] [stderr]     |
[INFO] [stderr] 540 |             r#try!(writeln!(f, "{}", class));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:548:9
[INFO] [stderr]     |
[INFO] [stderr] 548 |         r#try!(writeln!(f, "class {}", self.name));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:13
[INFO] [stderr]     |
[INFO] [stderr] 550 |             r#try!(writeln!(f, "  {}", method));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:13
[INFO] [stderr]     |
[INFO] [stderr] 559 |             r#try!(write!(f, "static "));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:561:9
[INFO] [stderr]     |
[INFO] [stderr] 561 |         r#try!(write!(f, "{}(", self.name));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:566:17
[INFO] [stderr]     |
[INFO] [stderr] 566 |                 r#try!(write!(f, ", "));
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:569:13
[INFO] [stderr]     |
[INFO] [stderr] 569 |             r#try!(write!(f, "{}", arg));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:571:9
[INFO] [stderr]     |
[INFO] [stderr] 571 |         r#try!(write!(f, ") -> {}", self.ret_type));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:574:13
[INFO] [stderr]     |
[INFO] [stderr] 574 |             r#try!(write!(f, " {{{}}}", self.mangled_name));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:349:24
[INFO] [stderr]     |
[INFO] [stderr] 349 |     let display_name = r#try!(entity.get_display_name().ok_or(()));
[INFO] [stderr]     |                        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:350:16
[INFO] [stderr]     |
[INFO] [stderr] 350 |     let name = r#try!(entity.get_name().ok_or(()));
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:351:16
[INFO] [stderr]     |
[INFO] [stderr] 351 |     let args = r#try!(entity.get_arguments().ok_or(()));
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:352:26
[INFO] [stderr]     |
[INFO] [stderr] 352 |     let args: Vec<Arg> = r#try!(args.iter().map(|e| build_arg(&e)).collect());
[INFO] [stderr]     |                          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:354:23
[INFO] [stderr]     |
[INFO] [stderr] 354 |     let method_type = r#try!(entity.get_type().ok_or(()));
[INFO] [stderr]     |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:356:20
[INFO] [stderr]     |
[INFO] [stderr] 356 |     let ret_type = r#try!(method_type.get_result_type().ok_or(()));
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:357:20
[INFO] [stderr]     |
[INFO] [stderr] 357 |     let ret_type = r#try!(build_ret_type(&ret_type));
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:380:15
[INFO] [stderr]     |
[INFO] [stderr] 380 |         name: r#try!(entity.get_name().ok_or(())),
[INFO] [stderr]     |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:381:19
[INFO] [stderr]     |
[INFO] [stderr] 381 |         arg_type: r#try!(build_type(&entity.get_type().unwrap())),
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:390:28
[INFO] [stderr]     |
[INFO] [stderr] 390 |             let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:393:28
[INFO] [stderr]     |
[INFO] [stderr] 393 |             let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:396:32
[INFO] [stderr]     |
[INFO] [stderr] 396 |             Ok(RetType::Direct(r#try!(build_type(typ))))
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:399:28
[INFO] [stderr]     |
[INFO] [stderr] 399 |         Ok(RetType::Direct(r#try!(build_type(typ))))
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:429:25
[INFO] [stderr]     |
[INFO] [stderr] 429 |             let inner = r#try!(typ.get_pointee_type().ok_or(()));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:430:25
[INFO] [stderr]     |
[INFO] [stderr] 430 |             let inner = r#try!(build_type(&inner));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:434:25
[INFO] [stderr]     |
[INFO] [stderr] 434 |             let inner = r#try!(typ.get_element_type().ok_or(()));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:435:25
[INFO] [stderr]     |
[INFO] [stderr] 435 |             let inner = r#try!(build_type(&inner));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:480:32
[INFO] [stderr]     |
[INFO] [stderr] 480 |                 let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:540:13
[INFO] [stderr]     |
[INFO] [stderr] 540 |             r#try!(writeln!(f, "{}", class));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:548:9
[INFO] [stderr]     |
[INFO] [stderr] 548 |         r#try!(writeln!(f, "class {}", self.name));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:13
[INFO] [stderr]     |
[INFO] [stderr] 550 |             r#try!(writeln!(f, "  {}", method));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:13
[INFO] [stderr]     |
[INFO] [stderr] 559 |             r#try!(write!(f, "static "));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:561:9
[INFO] [stderr]     |
[INFO] [stderr] 561 |         r#try!(write!(f, "{}(", self.name));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:566:17
[INFO] [stderr]     |
[INFO] [stderr] 566 |                 r#try!(write!(f, ", "));
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:569:13
[INFO] [stderr]     |
[INFO] [stderr] 569 |             r#try!(write!(f, "{}", arg));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:571:9
[INFO] [stderr]     |
[INFO] [stderr] 571 |         r#try!(write!(f, ") -> {}", self.ret_type));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:574:13
[INFO] [stderr]     |
[INFO] [stderr] 574 |             r#try!(write!(f, " {{{}}}", self.mangled_name));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `"docker" "inspect" "290da4091c6909b181f977a05a93bd369692200ea22b3e505aa47cf586f6d587"`
[INFO] running `"docker" "rm" "-f" "290da4091c6909b181f977a05a93bd369692200ea22b3e505aa47cf586f6d587"`
[INFO] [stdout] 290da4091c6909b181f977a05a93bd369692200ea22b3e505aa47cf586f6d587
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-06-03" "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] 1dc6fb16360160248e00f35596af2372780c1d8ac7dd36bb413fc8989c4b1086
[INFO] running `"docker" "start" "-a" "1dc6fb16360160248e00f35596af2372780c1d8ac7dd36bb413fc8989c4b1086"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:349:24
[INFO] [stderr]     |
[INFO] [stderr] 349 |     let display_name = r#try!(entity.get_display_name().ok_or(()));
[INFO] [stderr]     |                        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:349:24
[INFO] [stderr]     |
[INFO] [stderr] 349 |     let display_name = r#try!(entity.get_display_name().ok_or(()));
[INFO] [stderr]     |                        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:350:16
[INFO] [stderr]     |
[INFO] [stderr] 350 |     let name = r#try!(entity.get_name().ok_or(()));
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:351:16
[INFO] [stderr]     |
[INFO] [stderr] 351 |     let args = r#try!(entity.get_arguments().ok_or(()));
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:350:16
[INFO] [stderr]     |
[INFO] [stderr] 350 |     let name = r#try!(entity.get_name().ok_or(()));
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:351:16
[INFO] [stderr]     |
[INFO] [stderr] 351 |     let args = r#try!(entity.get_arguments().ok_or(()));
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:352:26
[INFO] [stderr]     |
[INFO] [stderr] 352 |     let args: Vec<Arg> = r#try!(args.iter().map(|e| build_arg(&e)).collect());
[INFO] [stderr]     |                          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:352:26
[INFO] [stderr]     |
[INFO] [stderr] 352 |     let args: Vec<Arg> = r#try!(args.iter().map(|e| build_arg(&e)).collect());
[INFO] [stderr]     |                          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:354:23
[INFO] [stderr]     |
[INFO] [stderr] 354 |     let method_type = r#try!(entity.get_type().ok_or(()));
[INFO] [stderr]     |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:356:20
[INFO] [stderr]     |
[INFO] [stderr] 356 |     let ret_type = r#try!(method_type.get_result_type().ok_or(()));
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:354:23
[INFO] [stderr]     |
[INFO] [stderr] 354 |     let method_type = r#try!(entity.get_type().ok_or(()));
[INFO] [stderr]     |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:356:20
[INFO] [stderr]     |
[INFO] [stderr] 356 |     let ret_type = r#try!(method_type.get_result_type().ok_or(()));
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:357:20
[INFO] [stderr]     |
[INFO] [stderr] 357 |     let ret_type = r#try!(build_ret_type(&ret_type));
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:357:20
[INFO] [stderr]     |
[INFO] [stderr] 357 |     let ret_type = r#try!(build_ret_type(&ret_type));
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:380:15
[INFO] [stderr]     |
[INFO] [stderr] 380 |         name: r#try!(entity.get_name().ok_or(())),
[INFO] [stderr]     |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:381:19
[INFO] [stderr]     |
[INFO] [stderr] 381 |         arg_type: r#try!(build_type(&entity.get_type().unwrap())),
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:380:15
[INFO] [stderr]     |
[INFO] [stderr] 380 |         name: r#try!(entity.get_name().ok_or(())),
[INFO] [stderr]     |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:381:19
[INFO] [stderr]     |
[INFO] [stderr] 381 |         arg_type: r#try!(build_type(&entity.get_type().unwrap())),
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:390:28
[INFO] [stderr]     |
[INFO] [stderr] 390 |             let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:390:28
[INFO] [stderr]     |
[INFO] [stderr] 390 |             let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:393:28
[INFO] [stderr]     |
[INFO] [stderr] 393 |             let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:396:32
[INFO] [stderr]     |
[INFO] [stderr] 396 |             Ok(RetType::Direct(r#try!(build_type(typ))))
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:393:28
[INFO] [stderr]     |
[INFO] [stderr] 393 |             let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:396:32
[INFO] [stderr]     |
[INFO] [stderr] 396 |             Ok(RetType::Direct(r#try!(build_type(typ))))
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:399:28
[INFO] [stderr]     |
[INFO] [stderr] 399 |         Ok(RetType::Direct(r#try!(build_type(typ))))
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:399:28
[INFO] [stderr]     |
[INFO] [stderr] 399 |         Ok(RetType::Direct(r#try!(build_type(typ))))
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:429:25
[INFO] [stderr]     |
[INFO] [stderr] 429 |             let inner = r#try!(typ.get_pointee_type().ok_or(()));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:430:25
[INFO] [stderr]     |
[INFO] [stderr] 430 |             let inner = r#try!(build_type(&inner));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:429:25
[INFO] [stderr]     |
[INFO] [stderr] 429 |             let inner = r#try!(typ.get_pointee_type().ok_or(()));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:430:25
[INFO] [stderr]     |
[INFO] [stderr] 430 |             let inner = r#try!(build_type(&inner));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:434:25
[INFO] [stderr]     |
[INFO] [stderr] 434 |             let inner = r#try!(typ.get_element_type().ok_or(()));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:434:25
[INFO] [stderr]     |
[INFO] [stderr] 434 |             let inner = r#try!(typ.get_element_type().ok_or(()));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:435:25
[INFO] [stderr]     |
[INFO] [stderr] 435 |             let inner = r#try!(build_type(&inner));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:480:32
[INFO] [stderr]     |
[INFO] [stderr] 480 |                 let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:435:25
[INFO] [stderr]     |
[INFO] [stderr] 435 |             let inner = r#try!(build_type(&inner));
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:480:32
[INFO] [stderr]     |
[INFO] [stderr] 480 |                 let ref_type = r#try!(build_type(&get_first_tpl_arg(typ)));
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:540:13
[INFO] [stderr]     |
[INFO] [stderr] 540 |             r#try!(writeln!(f, "{}", class));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:540:13
[INFO] [stderr]     |
[INFO] [stderr] 540 |             r#try!(writeln!(f, "{}", class));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:548:9
[INFO] [stderr]     |
[INFO] [stderr] 548 |         r#try!(writeln!(f, "class {}", self.name));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:13
[INFO] [stderr]     |
[INFO] [stderr] 550 |             r#try!(writeln!(f, "  {}", method));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:548:9
[INFO] [stderr]     |
[INFO] [stderr] 548 |         r#try!(writeln!(f, "class {}", self.name));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:13
[INFO] [stderr]     |
[INFO] [stderr] 550 |             r#try!(writeln!(f, "  {}", method));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:13
[INFO] [stderr]     |
[INFO] [stderr] 559 |             r#try!(write!(f, "static "));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:13
[INFO] [stderr]     |
[INFO] [stderr] 559 |             r#try!(write!(f, "static "));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:561:9
[INFO] [stderr]     |
[INFO] [stderr] 561 |         r#try!(write!(f, "{}(", self.name));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:566:17
[INFO] [stderr]     |
[INFO] [stderr] 566 |                 r#try!(write!(f, ", "));
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:561:9
[INFO] [stderr]     |
[INFO] [stderr] 561 |         r#try!(write!(f, "{}(", self.name));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:566:17
[INFO] [stderr]     |
[INFO] [stderr] 566 |                 r#try!(write!(f, ", "));
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:569:13
[INFO] [stderr]     |
[INFO] [stderr] 569 |             r#try!(write!(f, "{}", arg));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:569:13
[INFO] [stderr]     |
[INFO] [stderr] 569 |             r#try!(write!(f, "{}", arg));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:571:9
[INFO] [stderr]     |
[INFO] [stderr] 571 |         r#try!(write!(f, ") -> {}", self.ret_type));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:574:13
[INFO] [stderr]     |
[INFO] [stderr] 574 |             r#try!(write!(f, " {{{}}}", self.mangled_name));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:571:9
[INFO] [stderr]     |
[INFO] [stderr] 571 |         r#try!(write!(f, ") -> {}", self.ret_type));
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'r#try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:574:13
[INFO] [stderr]     |
[INFO] [stderr] 574 |             r#try!(write!(f, " {{{}}}", self.mangled_name));
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/v8_api-eec89b24dbe3e377
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/v8_api_rs_parse-6703b452926ed568
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests v8-api
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1dc6fb16360160248e00f35596af2372780c1d8ac7dd36bb413fc8989c4b1086"`
[INFO] running `"docker" "rm" "-f" "1dc6fb16360160248e00f35596af2372780c1d8ac7dd36bb413fc8989c4b1086"`
[INFO] [stdout] 1dc6fb16360160248e00f35596af2372780c1d8ac7dd36bb413fc8989c4b1086