[INFO] fetching crate derivate 0.1.0...
[INFO] testing derivate-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate derivate 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate derivate 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate derivate 0.1.0
[INFO] finished tweaking crates.io crate derivate 0.1.0
[INFO] tweaked toml for crates.io crate derivate 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4e27314cc4e2f353f4260a634439cef4c76badc5f0c682692486b895b69fba5
[INFO] running `Command { std: "docker" "start" "-a" "b4e27314cc4e2f353f4260a634439cef4c76badc5f0c682692486b895b69fba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4e27314cc4e2f353f4260a634439cef4c76badc5f0c682692486b895b69fba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e27314cc4e2f353f4260a634439cef4c76badc5f0c682692486b895b69fba5", kill_on_drop: false }`
[INFO] [stdout] b4e27314cc4e2f353f4260a634439cef4c76badc5f0c682692486b895b69fba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c92ddd1ea336552bc0c19c24d106ade21b08755165c063a2e196c647293b120
[INFO] running `Command { std: "docker" "start" "-a" "9c92ddd1ea336552bc0c19c24d106ade21b08755165c063a2e196c647293b120", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling derivate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let attrs = try!(attr::Input::from_ast(&item.attrs));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 Body::Enum(try!(enum_from_ast(variants)))
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:49:39
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let (style, fields) = try!(struct_from_ast(variant_data));
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:81:35
[INFO] [stdout]    |
[INFO] [stdout] 81 |             let (style, fields) = try!(struct_from_ast(&variant.data));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 attrs: try!(attr::Input::from_ast(&variant.attrs)),
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |             Ok((Style::Struct, try!(fields_from_ast(fields))))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:98:31
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Ok((Style::Tuple, try!(fields_from_ast(fields))))
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ast.rs:111:24
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 attrs: try!(attr::Field::from_ast(field)),
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:157:47
[INFO] [stdout]     |
[INFO] [stdout] 157 |                   let MetaItem($name, $value) = try!(metaitem);
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 | /         for_all_attr! {
[INFO] [stdout] 195 | |             for (name, values) in attrs;
[INFO] [stdout] 196 | |             "Clone" => {
[INFO] [stdout] 197 | |                 let mut clone = input.clone.take().unwrap_or_default();
[INFO] [stdout] ...   |
[INFO] [stdout] 280 | |             }
[INFO] [stdout] 281 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `for_all_attr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:205:32
[INFO] [stdout]     |
[INFO] [stdout] 205 |                     "bound" => try!(parse_bound(&mut clone.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:207:44
[INFO] [stdout]     |
[INFO] [stdout] 207 |                         clone.clone_from = try!(parse_boolean_meta_item(&value, true, "clone_from"));
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:232:32
[INFO] [stdout]     |
[INFO] [stdout] 232 |                     "bound" => try!(parse_bound(&mut copy.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:241:32
[INFO] [stdout]     |
[INFO] [stdout] 241 |                     "bound" => try!(parse_bound(&mut debug.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:243:45
[INFO] [stdout]     |
[INFO] [stdout] 243 |                         debug.transparent = try!(parse_boolean_meta_item(&value, true, "transparent"));
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:251:32
[INFO] [stdout]     |
[INFO] [stdout] 251 |                     "bound" => try!(parse_bound(&mut default.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:253:39
[INFO] [stdout]     |
[INFO] [stdout] 253 |                         default.new = try!(parse_boolean_meta_item(&value, true, "new"));
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:261:32
[INFO] [stdout]     |
[INFO] [stdout] 261 |                     "bound" => try!(parse_bound(&mut eq.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:268:32
[INFO] [stdout]     |
[INFO] [stdout] 268 |                     "bound" => try!(parse_bound(&mut hash.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:275:32
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     "bound" => try!(parse_bound(&mut partial_eq.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:277:46
[INFO] [stdout]     |
[INFO] [stdout] 277 |                         partial_eq.on_enum = try!(parse_boolean_meta_item(&value, true, "feature_allow_slow_enum"));
[INFO] [stdout]     |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:157:47
[INFO] [stdout]     |
[INFO] [stdout] 157 |                   let MetaItem($name, $value) = try!(metaitem);
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 340 | /         for_all_attr! {
[INFO] [stdout] 341 | |             for (name, values) in field.attrs;
[INFO] [stdout] 342 | |             "Clone" => {
[INFO] [stdout] 343 | |                 match_attributes! {
[INFO] [stdout] ...   |
[INFO] [stdout] 406 | |             }
[INFO] [stdout] 407 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `for_all_attr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:345:32
[INFO] [stdout]     |
[INFO] [stdout] 345 |                     "bound" => try!(parse_bound(&mut out.clone.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:347:36
[INFO] [stdout]     |
[INFO] [stdout] 347 |                         let path = try!(value.ok_or_else(|| "`clone_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:348:53
[INFO] [stdout]     |
[INFO] [stdout] 348 |                         out.clone.clone_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:355:32
[INFO] [stdout]     |
[INFO] [stdout] 355 |                     "bound" => try!(parse_bound(&mut out.debug.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:357:36
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         let path = try!(value.ok_or_else(|| "`format_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:358:54
[INFO] [stdout]     |
[INFO] [stdout] 358 |                         out.debug.format_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:361:44
[INFO] [stdout]     |
[INFO] [stdout] 361 |                         out.debug.ignore = try!(parse_boolean_meta_item(&value, true, "ignore"));
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:368:32
[INFO] [stdout]     |
[INFO] [stdout] 368 |                     "bound" => try!(parse_bound(&mut out.default.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:370:37
[INFO] [stdout]     |
[INFO] [stdout] 370 |                         let value = try!(value.ok_or_else(|| "`value` needs a value".to_string()));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:371:50
[INFO] [stdout]     |
[INFO] [stdout] 371 |                         out.default.value = Some(try!(syn::parse_expr(value)));
[INFO] [stdout]     |                                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:378:32
[INFO] [stdout]     |
[INFO] [stdout] 378 |                     "bound" => try!(parse_bound(&mut out.eq_bound, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:384:32
[INFO] [stdout]     |
[INFO] [stdout] 384 |                     "bound" => try!(parse_bound(&mut out.hash.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:386:36
[INFO] [stdout]     |
[INFO] [stdout] 386 |                         let path = try!(value.ok_or_else(|| "`hash_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:387:51
[INFO] [stdout]     |
[INFO] [stdout] 387 |                         out.hash.hash_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:390:43
[INFO] [stdout]     |
[INFO] [stdout] 390 |                         out.hash.ignore = try!(parse_boolean_meta_item(&value, true, "ignore"));
[INFO] [stdout]     |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:397:32
[INFO] [stdout]     |
[INFO] [stdout] 397 |                     "bound" => try!(parse_bound(&mut out.partial_eq.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:399:36
[INFO] [stdout]     |
[INFO] [stdout] 399 |                         let path = try!(value.ok_or_else(|| "`compare_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:400:60
[INFO] [stdout]     |
[INFO] [stdout] 400 |                         out.partial_eq.compare_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:403:49
[INFO] [stdout]     |
[INFO] [stdout] 403 |                         out.partial_eq.ignore = try!(parse_boolean_meta_item(&value, true, "ignore"));
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:493:26
[INFO] [stdout]     |
[INFO] [stdout] 493 |             let values = try!(
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:498:37
[INFO] [stdout]     |
[INFO] [stdout] 498 |                         let value = try!(str_or_err(value));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:511:25
[INFO] [stdout]     |
[INFO] [stdout] 511 |             let value = try!(str_or_err(value));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:547:17
[INFO] [stdout]     |
[INFO] [stdout] 547 |     let bound = try!(value.ok_or_else(|| "`bound` needs a value".to_string()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:551:30
[INFO] [stdout]     |
[INFO] [stdout] 551 |         let mut predicates = try!(where_clause).predicates;
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |         tokens.append(&try!(clone::derive_copy(input)).to_string());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:42:24
[INFO] [stdout]    |
[INFO] [stdout] 42 |         tokens.append(&try!(cmp::derive_partial_eq(input)).to_string());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let input = try!(syn::parse_macro_input(&input.to_string()));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let parsed = try!(ast::Input::from_ast(&input));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let output = try!(derive_impls(&parsed));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:59:26
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(e) => panic!(e),
[INFO] [stdout]    |                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.34s
[INFO] running `Command { std: "docker" "inspect" "9c92ddd1ea336552bc0c19c24d106ade21b08755165c063a2e196c647293b120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c92ddd1ea336552bc0c19c24d106ade21b08755165c063a2e196c647293b120", kill_on_drop: false }`
[INFO] [stdout] 9c92ddd1ea336552bc0c19c24d106ade21b08755165c063a2e196c647293b120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cb8dc893e4753437aa9a27e9a145a738687b6624613daecfe300d0e81408d6d
[INFO] running `Command { std: "docker" "start" "-a" "2cb8dc893e4753437aa9a27e9a145a738687b6624613daecfe300d0e81408d6d", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let attrs = try!(attr::Input::from_ast(&item.attrs));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 Body::Enum(try!(enum_from_ast(variants)))
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:49:39
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let (style, fields) = try!(struct_from_ast(variant_data));
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:81:35
[INFO] [stdout]    |
[INFO] [stdout] 81 |             let (style, fields) = try!(struct_from_ast(&variant.data));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 attrs: try!(attr::Input::from_ast(&variant.attrs)),
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |             Ok((Style::Struct, try!(fields_from_ast(fields))))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:98:31
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Ok((Style::Tuple, try!(fields_from_ast(fields))))
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ast.rs:111:24
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 attrs: try!(attr::Field::from_ast(field)),
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:157:47
[INFO] [stdout]     |
[INFO] [stdout] 157 |                   let MetaItem($name, $value) = try!(metaitem);
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 | /         for_all_attr! {
[INFO] [stdout] 195 | |             for (name, values) in attrs;
[INFO] [stdout] 196 | |             "Clone" => {
[INFO] [stdout] 197 | |                 let mut clone = input.clone.take().unwrap_or_default();
[INFO] [stdout] ...   |
[INFO] [stdout] 280 | |             }
[INFO] [stdout] 281 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `for_all_attr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:205:32
[INFO] [stdout]     |
[INFO] [stdout] 205 |                     "bound" => try!(parse_bound(&mut clone.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:207:44
[INFO] [stdout]     |
[INFO] [stdout] 207 |                         clone.clone_from = try!(parse_boolean_meta_item(&value, true, "clone_from"));
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:232:32
[INFO] [stdout]     |
[INFO] [stdout] 232 |                     "bound" => try!(parse_bound(&mut copy.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:241:32
[INFO] [stdout]     |
[INFO] [stdout] 241 |                     "bound" => try!(parse_bound(&mut debug.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:243:45
[INFO] [stdout]     |
[INFO] [stdout] 243 |                         debug.transparent = try!(parse_boolean_meta_item(&value, true, "transparent"));
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:251:32
[INFO] [stdout]     |
[INFO] [stdout] 251 |                     "bound" => try!(parse_bound(&mut default.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:253:39
[INFO] [stdout]     |
[INFO] [stdout] 253 |                         default.new = try!(parse_boolean_meta_item(&value, true, "new"));
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:261:32
[INFO] [stdout]     |
[INFO] [stdout] 261 |                     "bound" => try!(parse_bound(&mut eq.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:268:32
[INFO] [stdout]     |
[INFO] [stdout] 268 |                     "bound" => try!(parse_bound(&mut hash.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:275:32
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     "bound" => try!(parse_bound(&mut partial_eq.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:277:46
[INFO] [stdout]     |
[INFO] [stdout] 277 |                         partial_eq.on_enum = try!(parse_boolean_meta_item(&value, true, "feature_allow_slow_enum"));
[INFO] [stdout]     |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:157:47
[INFO] [stdout]     |
[INFO] [stdout] 157 |                   let MetaItem($name, $value) = try!(metaitem);
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 340 | /         for_all_attr! {
[INFO] [stdout] 341 | |             for (name, values) in field.attrs;
[INFO] [stdout] 342 | |             "Clone" => {
[INFO] [stdout] 343 | |                 match_attributes! {
[INFO] [stdout] ...   |
[INFO] [stdout] 406 | |             }
[INFO] [stdout] 407 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `for_all_attr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:345:32
[INFO] [stdout]     |
[INFO] [stdout] 345 |                     "bound" => try!(parse_bound(&mut out.clone.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:347:36
[INFO] [stdout]     |
[INFO] [stdout] 347 |                         let path = try!(value.ok_or_else(|| "`clone_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:348:53
[INFO] [stdout]     |
[INFO] [stdout] 348 |                         out.clone.clone_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:355:32
[INFO] [stdout]     |
[INFO] [stdout] 355 |                     "bound" => try!(parse_bound(&mut out.debug.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:357:36
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         let path = try!(value.ok_or_else(|| "`format_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling derivate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:358:54
[INFO] [stdout]     |
[INFO] [stdout] 358 |                         out.debug.format_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:361:44
[INFO] [stdout]     |
[INFO] [stdout] 361 |                         out.debug.ignore = try!(parse_boolean_meta_item(&value, true, "ignore"));
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:368:32
[INFO] [stdout]     |
[INFO] [stdout] 368 |                     "bound" => try!(parse_bound(&mut out.default.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:370:37
[INFO] [stdout]     |
[INFO] [stdout] 370 |                         let value = try!(value.ok_or_else(|| "`value` needs a value".to_string()));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:371:50
[INFO] [stdout]     |
[INFO] [stdout] 371 |                         out.default.value = Some(try!(syn::parse_expr(value)));
[INFO] [stdout]     |                                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:378:32
[INFO] [stdout]     |
[INFO] [stdout] 378 |                     "bound" => try!(parse_bound(&mut out.eq_bound, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:384:32
[INFO] [stdout]     |
[INFO] [stdout] 384 |                     "bound" => try!(parse_bound(&mut out.hash.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:386:36
[INFO] [stdout]     |
[INFO] [stdout] 386 |                         let path = try!(value.ok_or_else(|| "`hash_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:387:51
[INFO] [stdout]     |
[INFO] [stdout] 387 |                         out.hash.hash_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:390:43
[INFO] [stdout]     |
[INFO] [stdout] 390 |                         out.hash.ignore = try!(parse_boolean_meta_item(&value, true, "ignore"));
[INFO] [stdout]     |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:397:32
[INFO] [stdout]     |
[INFO] [stdout] 397 |                     "bound" => try!(parse_bound(&mut out.partial_eq.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:399:36
[INFO] [stdout]     |
[INFO] [stdout] 399 |                         let path = try!(value.ok_or_else(|| "`compare_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:400:60
[INFO] [stdout]     |
[INFO] [stdout] 400 |                         out.partial_eq.compare_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:403:49
[INFO] [stdout]     |
[INFO] [stdout] 403 |                         out.partial_eq.ignore = try!(parse_boolean_meta_item(&value, true, "ignore"));
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:493:26
[INFO] [stdout]     |
[INFO] [stdout] 493 |             let values = try!(
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:498:37
[INFO] [stdout]     |
[INFO] [stdout] 498 |                         let value = try!(str_or_err(value));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:511:25
[INFO] [stdout]     |
[INFO] [stdout] 511 |             let value = try!(str_or_err(value));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:547:17
[INFO] [stdout]     |
[INFO] [stdout] 547 |     let bound = try!(value.ok_or_else(|| "`bound` needs a value".to_string()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:551:30
[INFO] [stdout]     |
[INFO] [stdout] 551 |         let mut predicates = try!(where_clause).predicates;
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |         tokens.append(&try!(clone::derive_copy(input)).to_string());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:42:24
[INFO] [stdout]    |
[INFO] [stdout] 42 |         tokens.append(&try!(cmp::derive_partial_eq(input)).to_string());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let input = try!(syn::parse_macro_input(&input.to_string()));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let parsed = try!(ast::Input::from_ast(&input));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let output = try!(derive_impls(&parsed));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:59:26
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(e) => panic!(e),
[INFO] [stdout]    |                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-zero-sized-btreemap-insert.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-default.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]   |                 ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-default-box.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-cmp-generic-enum.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-enum-single-variant.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-debug.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Derivative)]
[INFO] [stdout]   |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-exterior.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-via-extension-hash-enum.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-meta-multiple.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-meta.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-clone-tuple-struct.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-19102.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-in-fn.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[derive(Derivative)]
[INFO] [stdout]    |              ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-default.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]    |                 ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-default-box.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::default`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::default::Default;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-28561.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-meta-multiple.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let attrs = try!(attr::Input::from_ast(&item.attrs));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-meta.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-via-extension-hash-enum.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 Body::Enum(try!(enum_from_ast(variants)))
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-clone-array.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-default.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]    |                 ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `derivate` due to 2 previous errors
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:49:39
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let (style, fields) = try!(struct_from_ast(variant_data));
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-hash.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-default-bounds.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]   |                 ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-29540.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:81:35
[INFO] [stdout]    |
[INFO] [stdout] 81 |             let (style, fields) = try!(struct_from_ast(&variant.data));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 attrs: try!(attr::Input::from_ast(&variant.attrs)),
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-via-extension-hash-enum.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |             Ok((Style::Struct, try!(fields_from_ast(fields))))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ast.rs:98:31
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Ok((Style::Tuple, try!(fields_from_ast(fields))))
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ast.rs:111:24
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 attrs: try!(attr::Field::from_ast(field)),
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-via-extension-hash-enum.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-default.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]    |                 ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-default.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]    |                 ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-hash.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-default-bounds.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]    |                 ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-hash.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-hash.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-default.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]   |                 ^^^^^^^^^^ not found in `core::default`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::default::Default;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-hash.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-28561.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-eq.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Derivative, PartialEq)]
[INFO] [stdout]   |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-default.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]    |                 ^^^^^^^^^^ not found in `core::default`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 5  | use std::default::Default;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-28561.rs:92:10
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-default-bounds.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]    |                 ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-13434.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-hash.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-default-bounds.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]   |                 ^^^^^^^^^^ not found in `core::default`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::default::Default;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]    --> tests/rustc-issue-28561.rs:111:10
[INFO] [stdout]     |
[INFO] [stdout] 111 | #[derive(Derivative)]
[INFO] [stdout]     |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-default-bounds.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]    |                 ^^^^^^^^^^ not found in `core::default`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 5  | use std::default::Default;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-28561.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::default`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::default::Default;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-29710.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-clone-generic-enum.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:157:47
[INFO] [stdout]     |
[INFO] [stdout] 157 |                   let MetaItem($name, $value) = try!(metaitem);
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 | /         for_all_attr! {
[INFO] [stdout] 195 | |             for (name, values) in attrs;
[INFO] [stdout] 196 | |             "Clone" => {
[INFO] [stdout] 197 | |                 let mut clone = input.clone.take().unwrap_or_default();
[INFO] [stdout] ...   |
[INFO] [stdout] 280 | |             }
[INFO] [stdout] 281 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `for_all_attr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-28561.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:205:32
[INFO] [stdout]     |
[INFO] [stdout] 205 |                     "bound" => try!(parse_bound(&mut clone.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-via-extension-hash-struct.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-eq.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-28561.rs:92:10
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-default-bounds.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]    |                 ^^^^^^^^^^ not found in `core::default`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 5  | use std::default::Default;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-clone-struct.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Default, Derivative)]
[INFO] [stdout]    |                   ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]    --> tests/rustc-issue-28561.rs:111:10
[INFO] [stdout]     |
[INFO] [stdout] 111 | #[derive(Derivative)]
[INFO] [stdout]     |          ^^^^^^^^^^ not found in `core::default`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 15  | use std::default::Default;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-29030.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-via-extension-hash-struct.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-hash.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-29710.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:207:44
[INFO] [stdout]     |
[INFO] [stdout] 207 |                         clone.clone_from = try!(parse_boolean_meta_item(&value, true, "clone_from"));
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:232:32
[INFO] [stdout]     |
[INFO] [stdout] 232 |                     "bound" => try!(parse_bound(&mut copy.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:241:32
[INFO] [stdout]     |
[INFO] [stdout] 241 |                     "bound" => try!(parse_bound(&mut debug.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:243:45
[INFO] [stdout]     |
[INFO] [stdout] 243 |                         debug.transparent = try!(parse_boolean_meta_item(&value, true, "transparent"));
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:251:32
[INFO] [stdout]     |
[INFO] [stdout] 251 |                     "bound" => try!(parse_bound(&mut default.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]    --> tests/rustc-issue-28561.rs:111:10
[INFO] [stdout]     |
[INFO] [stdout] 111 | #[derive(Derivative)]
[INFO] [stdout]     |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 15  | use std::hash::Hash;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:253:39
[INFO] [stdout]     |
[INFO] [stdout] 253 |                         default.new = try!(parse_boolean_meta_item(&value, true, "new"));
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:261:32
[INFO] [stdout]     |
[INFO] [stdout] 261 |                     "bound" => try!(parse_bound(&mut eq.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:268:32
[INFO] [stdout]     |
[INFO] [stdout] 268 |                     "bound" => try!(parse_bound(&mut hash.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-typeclasses-eq-example.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:275:32
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     "bound" => try!(parse_bound(&mut partial_eq.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:277:46
[INFO] [stdout]     |
[INFO] [stdout] 277 |                         partial_eq.on_enum = try!(parse_boolean_meta_item(&value, true, "feature_allow_slow_enum"));
[INFO] [stdout]     |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-typeclasses-eq-example.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:157:47
[INFO] [stdout]     |
[INFO] [stdout] 157 |                   let MetaItem($name, $value) = try!(metaitem);
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 340 | /         for_all_attr! {
[INFO] [stdout] 341 | |             for (name, values) in field.attrs;
[INFO] [stdout] 342 | |             "Clone" => {
[INFO] [stdout] 343 | |                 match_attributes! {
[INFO] [stdout] ...   |
[INFO] [stdout] 406 | |             }
[INFO] [stdout] 407 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `for_all_attr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:345:32
[INFO] [stdout]     |
[INFO] [stdout] 345 |                     "bound" => try!(parse_bound(&mut out.clone.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:347:36
[INFO] [stdout]     |
[INFO] [stdout] 347 |                         let path = try!(value.ok_or_else(|| "`clone_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:348:53
[INFO] [stdout]     |
[INFO] [stdout] 348 |                         out.clone.clone_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:355:32
[INFO] [stdout]     |
[INFO] [stdout] 355 |                     "bound" => try!(parse_bound(&mut out.debug.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:357:36
[INFO] [stdout]     |
[INFO] [stdout] 357 |                         let path = try!(value.ok_or_else(|| "`format_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:358:54
[INFO] [stdout]     |
[INFO] [stdout] 358 |                         out.debug.format_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:361:44
[INFO] [stdout]     |
[INFO] [stdout] 361 |                         out.debug.ignore = try!(parse_boolean_meta_item(&value, true, "ignore"));
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:368:32
[INFO] [stdout]     |
[INFO] [stdout] 368 |                     "bound" => try!(parse_bound(&mut out.default.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:370:37
[INFO] [stdout]     |
[INFO] [stdout] 370 |                         let value = try!(value.ok_or_else(|| "`value` needs a value".to_string()));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:371:50
[INFO] [stdout]     |
[INFO] [stdout] 371 |                         out.default.value = Some(try!(syn::parse_expr(value)));
[INFO] [stdout]     |                                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:378:32
[INFO] [stdout]     |
[INFO] [stdout] 378 |                     "bound" => try!(parse_bound(&mut out.eq_bound, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:384:32
[INFO] [stdout]     |
[INFO] [stdout] 384 |                     "bound" => try!(parse_bound(&mut out.hash.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:386:36
[INFO] [stdout]     |
[INFO] [stdout] 386 |                         let path = try!(value.ok_or_else(|| "`hash_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:387:51
[INFO] [stdout]     |
[INFO] [stdout] 387 |                         out.hash.hash_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:390:43
[INFO] [stdout]     |
[INFO] [stdout] 390 |                         out.hash.ignore = try!(parse_boolean_meta_item(&value, true, "ignore"));
[INFO] [stdout]     |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:397:32
[INFO] [stdout]     |
[INFO] [stdout] 397 |                     "bound" => try!(parse_bound(&mut out.partial_eq.bounds, value)),
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:399:36
[INFO] [stdout]     |
[INFO] [stdout] 399 |                         let path = try!(value.ok_or_else(|| "`compare_with` needs a value".to_string()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:400:60
[INFO] [stdout]     |
[INFO] [stdout] 400 |                         out.partial_eq.compare_with = Some(try!(syn::parse_path(path)));
[INFO] [stdout]     |                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:403:49
[INFO] [stdout]     |
[INFO] [stdout] 403 |                         out.partial_eq.ignore = try!(parse_boolean_meta_item(&value, true, "ignore"));
[INFO] [stdout]     |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:493:26
[INFO] [stdout]     |
[INFO] [stdout] 493 |             let values = try!(
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:498:37
[INFO] [stdout]     |
[INFO] [stdout] 498 |                         let value = try!(str_or_err(value));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:511:25
[INFO] [stdout]     |
[INFO] [stdout] 511 |             let value = try!(str_or_err(value));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:547:17
[INFO] [stdout]     |
[INFO] [stdout] 547 |     let bound = try!(value.ok_or_else(|| "`bound` needs a value".to_string()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/attr.rs:551:30
[INFO] [stdout]     |
[INFO] [stdout] 551 |         let mut predicates = try!(where_clause).predicates;
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |         tokens.append(&try!(clone::derive_copy(input)).to_string());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:42:24
[INFO] [stdout]    |
[INFO] [stdout] 42 |         tokens.append(&try!(cmp::derive_partial_eq(input)).to_string());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let input = try!(syn::parse_macro_input(&input.to_string()));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let parsed = try!(ast::Input::from_ast(&input));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let output = try!(derive_impls(&parsed));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-partial-eq.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Derivative)]
[INFO] [stdout]   |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-partial-eq.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> tests/rustc-issue-28561.rs:116:10
[INFO] [stdout]     |
[INFO] [stdout] 116 |     f01: (A),
[INFO] [stdout]     |          ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 116 -     f01: (A),
[INFO] [stdout] 116 +     f01: A,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-partial-eq.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-partial-eq.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-partial-eq.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-partial-eq.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-partial-eq.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-partial-eq.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-19037.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-23649-3.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-24085.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-via-extension-type-params.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-25394.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-via-extension-type-params.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/rustc-deriving-show-2.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(Derivative)]
[INFO] [stdout]   |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show-2.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show-2.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show-2.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show-2.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show-2.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-16530.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show-2.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show-2.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show-2.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show-2.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-clone-generic-tuple-struct.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-debug-bounds.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Derivative)]
[INFO] [stdout]   |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-bounds.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-bounds.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-bounds.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-bounds.rs:47:10
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-show.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-debug-generics.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Derivative)]
[INFO] [stdout]   |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-generics.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-generics.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-21402.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-generics.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-12860.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-generics.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-21402.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-generics.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-generics.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-19358.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-12860.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-19358.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-19135.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<'a> ::core::hash::Hasher for FakeHasher<'a> {
[INFO] [stdout]    |            ^^^^ maybe a missing crate `core`?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn fake_hash<E: ::core::hash::Hash>(e: E) -> Vec<u8> {
[INFO] [stdout]    |                   ^^^^ maybe a missing crate `core`?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:8:18
[INFO] [stdout]    |
[INFO] [stdout] 8  |           #[derive(Derivative)]
[INFO] [stdout]    |                    ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout] ...
[INFO] [stdout] 37 | /         define! {
[INFO] [stdout] 38 | |             struct;
[INFO] [stdout] 39 | |         }
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:8:18
[INFO] [stdout]    |
[INFO] [stdout] 8  |           #[derive(Derivative)]
[INFO] [stdout]    |                    ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout] ...
[INFO] [stdout] 45 | /         define! {
[INFO] [stdout] 46 | |             struct {
[INFO] [stdout] 47 | |                 foo: u8
[INFO] [stdout] 48 | |             }
[INFO] [stdout] 49 | |         }
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-3935.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-copyclone.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:8:18
[INFO] [stdout]    |
[INFO] [stdout] 8  |           #[derive(Derivative)]
[INFO] [stdout]    |                    ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout] ...
[INFO] [stdout] 56 | /         define! {
[INFO] [stdout] 57 | |             struct<'a> {
[INFO] [stdout] 58 | |                 foo: u8,
[INFO] [stdout] 59 | |                 bar: &'a str,
[INFO] [stdout] 60 | |             }
[INFO] [stdout] 61 | |         }
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-copyclone.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-copyclone.rs:48:10
[INFO] [stdout]    |
[INFO] [stdout] 48 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-bounds.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-copyclone.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:8:18
[INFO] [stdout]    |
[INFO] [stdout] 8  |           #[derive(Derivative)]
[INFO] [stdout]    |                    ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout] ...
[INFO] [stdout] 68 | /         define! {
[INFO] [stdout] 69 | |             struct<'a> (u8, &'a str);
[INFO] [stdout] 70 | |         }
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:8:18
[INFO] [stdout]    |
[INFO] [stdout] 8  |           #[derive(Derivative)]
[INFO] [stdout]    |                    ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout] ...
[INFO] [stdout] 77 | /         define! {
[INFO] [stdout] 78 | |             enum {
[INFO] [stdout] 79 | |                 A, B, C
[INFO] [stdout] 80 | |             }
[INFO] [stdout] 81 | |         }
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:8:18
[INFO] [stdout]    |
[INFO] [stdout] 8  |           #[derive(Derivative)]
[INFO] [stdout]    |                    ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout] ...
[INFO] [stdout] 89 | /         define! {
[INFO] [stdout] 90 | |             enum {
[INFO] [stdout] 91 | |                 A, B = 42, C
[INFO] [stdout] 92 | |             }
[INFO] [stdout] 93 | |         }
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> tests/rustc-deriving-copyclone.rs:17:37
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT, Ordering};
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> tests/rustc-deriving-copyclone.rs:25:29
[INFO] [stdout]    |
[INFO] [stdout] 25 | static CLONED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]    --> tests/derive-hash.rs:8:18
[INFO] [stdout]     |
[INFO] [stdout] 8   |           #[derive(Derivative)]
[INFO] [stdout]     |                    ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout] ...
[INFO] [stdout] 101 | /         define! {
[INFO] [stdout] 102 | |             enum {
[INFO] [stdout] 103 | |                 A, B = 42, C=1
[INFO] [stdout] 104 | |             }
[INFO] [stdout] 105 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-clone.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]   |                 ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]    --> tests/derive-hash.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |         #[derive(Derivative)]
[INFO] [stdout]     |                  ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-clone.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-clone.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Debug, Derivative, PartialEq)]
[INFO] [stdout]    |                 ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:8:18
[INFO] [stdout]    |
[INFO] [stdout] 8  |           #[derive(Derivative)]
[INFO] [stdout]    |                    ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout] ...
[INFO] [stdout] 45 | /         define! {
[INFO] [stdout] 46 | |             struct {
[INFO] [stdout] 47 | |                 foo: u8
[INFO] [stdout] 48 | |             }
[INFO] [stdout] 49 | |         }
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 6  | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:8:18
[INFO] [stdout]    |
[INFO] [stdout] 8  |           #[derive(Derivative)]
[INFO] [stdout]    |                    ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout] ...
[INFO] [stdout] 56 | /         define! {
[INFO] [stdout] 57 | |             struct<'a> {
[INFO] [stdout] 58 | |                 foo: u8,
[INFO] [stdout] 59 | |                 bar: &'a str,
[INFO] [stdout] 60 | |             }
[INFO] [stdout] 61 | |         }
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 6  | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:8:18
[INFO] [stdout]    |
[INFO] [stdout] 8  |           #[derive(Derivative)]
[INFO] [stdout]    |                    ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout] ...
[INFO] [stdout] 68 | /         define! {
[INFO] [stdout] 69 | |             struct<'a> (u8, &'a str);
[INFO] [stdout] 70 | |         }
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 6  | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:8:18
[INFO] [stdout]    |
[INFO] [stdout] 8  |           #[derive(Derivative)]
[INFO] [stdout]    |                    ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout] ...
[INFO] [stdout] 77 | /         define! {
[INFO] [stdout] 78 | |             enum {
[INFO] [stdout] 79 | |                 A, B, C
[INFO] [stdout] 80 | |             }
[INFO] [stdout] 81 | |         }
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 6  | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-hash.rs:8:18
[INFO] [stdout]    |
[INFO] [stdout] 8  |           #[derive(Derivative)]
[INFO] [stdout]    |                    ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout] ...
[INFO] [stdout] 89 | /         define! {
[INFO] [stdout] 90 | |             enum {
[INFO] [stdout] 91 | |                 A, B = 42, C
[INFO] [stdout] 92 | |             }
[INFO] [stdout] 93 | |         }
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 6  | use std::hash::Hash;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]    --> tests/derive-hash.rs:8:18
[INFO] [stdout]     |
[INFO] [stdout] 8   |           #[derive(Derivative)]
[INFO] [stdout]     |                    ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout] ...
[INFO] [stdout] 101 | /         define! {
[INFO] [stdout] 102 | |             enum {
[INFO] [stdout] 103 | |                 A, B = 42, C=1
[INFO] [stdout] 104 | |             }
[INFO] [stdout] 105 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 6   | use std::hash::Hash;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]    --> tests/derive-hash.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |         #[derive(Derivative)]
[INFO] [stdout]     |                  ^^^^^^^^^^ not found in `core::hash`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 6   | use std::hash::Hash;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-expr-copy.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-class-implement-traits.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 17 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-32292.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-deriving-clone-enum.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/rustc-issue-6341.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-debug-transparent.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Derivative)]
[INFO] [stdout]   |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-debug-transparent.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(Derivative)]
[INFO] [stdout]   |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-transparent.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ maybe a missing crate `core`?
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-debug-transparent.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Derivative)]
[INFO] [stdout]   |          ^^^^^^^^^^ not found in `core::fmt`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::Debug;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> tests/derive-debug-transparent.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[derive(Derivative)]
[INFO] [stdout]   |          ^^^^^^^^^^ not found in `core::fmt`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::Debug;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]   --> tests/derive-debug-transparent.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Derivative)]
[INFO] [stdout]    |          ^^^^^^^^^^ not found in `core::fmt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Derivative` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout] 5  | use std::fmt::Debug;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:59:26
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(e) => panic!(e),
[INFO] [stdout]    |                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2cb8dc893e4753437aa9a27e9a145a738687b6624613daecfe300d0e81408d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb8dc893e4753437aa9a27e9a145a738687b6624613daecfe300d0e81408d6d", kill_on_drop: false }`
[INFO] [stdout] 2cb8dc893e4753437aa9a27e9a145a738687b6624613daecfe300d0e81408d6d