[INFO] fetching crate parse-macros 0.1.0... [INFO] checking parse-macros-0.1.0 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate parse-macros 0.1.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate parse-macros 0.1.0 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate parse-macros 0.1.0 [INFO] removed path dependency parse-generics-poc from crates.io crate parse-macros 0.1.0 [INFO] removed path dependency parse-generics-shim from crates.io crate parse-macros 0.1.0 [INFO] finished tweaking crates.io crate parse-macros 0.1.0 [INFO] tweaked toml for crates.io crate parse-macros 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7db38d01ecd91bc56d9772e84ebf07d6fe940b03c53a6a78b457753a3f9ab3e6 [INFO] running `"docker" "start" "-a" "7db38d01ecd91bc56d9772e84ebf07d6fe940b03c53a6a78b457753a3f9ab3e6"` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking parse-generics-shim v0.1.1 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling parse-macros v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:524:1 [INFO] [stderr] | [INFO] [stderr] 524 | #[macro_use] extern crate parse_generics_shim; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking serde v0.6.15 [INFO] [stderr] Checking serde_json v0.6.1 [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:524:1 [INFO] [stderr] | [INFO] [stderr] 524 | #[macro_use] extern crate parse_generics_shim; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> tests/derive_partial_ord.rs:526:42 [INFO] [stderr] | [INFO] [stderr] 526 | if false { let _x: EnumA = panic!(); _x.partial_cmp(&_x); } [INFO] [stderr] | -------- ^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | | [INFO] [stderr] | any code following this expression is unreachable [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> tests/derive_serialize.rs:448:25 [INFO] [stderr] | [INFO] [stderr] 448 | Ok(Some(try!(ser.visit_tuple_elt(self.tup.0)))) [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> tests/derive_serialize.rs:490:25 [INFO] [stderr] | [INFO] [stderr] 490 | Ok(Some(try!(ser.visit_tuple_elt(self.tup.0)))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> tests/derive_serialize.rs:494:25 [INFO] [stderr] | [INFO] [stderr] 494 | Ok(Some(try!(ser.visit_tuple_elt(self.tup.1)))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> tests/derive_serialize.rs:498:25 [INFO] [stderr] | [INFO] [stderr] 498 | Ok(Some(try!(ser.visit_tuple_elt(self.tup.2)))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> tests/derive_serialize.rs:544:25 [INFO] [stderr] | [INFO] [stderr] 544 | Ok(Some(try!(ser.visit_struct_variant_elt((self.tup.0).0, (self.tup.0).1)))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> tests/derive_serialize.rs:548:25 [INFO] [stderr] | [INFO] [stderr] 548 | Ok(Some(try!(ser.visit_struct_variant_elt((self.tup.1).0, (self.tup.1).1)))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> tests/derive_serialize.rs:552:25 [INFO] [stderr] | [INFO] [stderr] 552 | Ok(Some(try!(ser.visit_struct_variant_elt((self.tup.2).0, (self.tup.2).1)))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> tests/derive_serialize.rs:263:21 [INFO] [stderr] | [INFO] [stderr] 263 | try!(ser.visit_unit_struct(stringify!($name))); [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 589 | / custom_derive! { [INFO] [stderr] 590 | | #[derive(Serialize)] [INFO] [stderr] 591 | | struct StructA; [INFO] [stderr] 592 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> tests/derive_serialize.rs:371:53 [INFO] [stderr] | [INFO] [stderr] 371 | Ok(Some(try!(ser.visit_struct_elt(stringify!($fname), &self.ptr.$fname)))) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 604 | / custom_derive! { [INFO] [stderr] 605 | | #[derive(Serialize)] [INFO] [stderr] 606 | | struct StructD { [INFO] [stderr] 607 | | /// The red stuff. [INFO] [stderr] ... | [INFO] [stderr] 611 | | } [INFO] [stderr] 612 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> tests/derive_serialize.rs:371:53 [INFO] [stderr] | [INFO] [stderr] 371 | Ok(Some(try!(ser.visit_struct_elt(stringify!($fname), &self.ptr.$fname)))) [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 614 | / custom_derive! { [INFO] [stderr] 615 | | #[derive(Clone, Serialize)] [INFO] [stderr] 616 | | struct StructE { [INFO] [stderr] 617 | | /// The red stuff. [INFO] [stderr] ... | [INFO] [stderr] 621 | | } [INFO] [stderr] 622 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> tests/derive_partial_ord.rs:127:30 [INFO] [stderr] | [INFO] [stderr] 127 | let sd = unsafe { discriminant_value(self) }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] ... [INFO] [stderr] 469 | / custom_derive! { [INFO] [stderr] 470 | | #[derive(PartialEq, PartialOrd_mac)] [INFO] [stderr] 471 | | enum EnumC { A, B, C } [INFO] [stderr] 472 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> tests/derive_partial_ord.rs:128:30 [INFO] [stderr] | [INFO] [stderr] 128 | let od = unsafe { discriminant_value(other) }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] ... [INFO] [stderr] 469 | / custom_derive! { [INFO] [stderr] 470 | | #[derive(PartialEq, PartialOrd_mac)] [INFO] [stderr] 471 | | enum EnumC { A, B, C } [INFO] [stderr] 472 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> tests/derive_serialize.rs:634:55 [INFO] [stderr] | [INFO] [stderr] 634 | if false { assert_ser!({let _x: EnumA = panic!(); _x}, "!"); } [INFO] [stderr] | -------- ^^ unreachable expression [INFO] [stderr] | | [INFO] [stderr] | any code following this expression is unreachable [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> tests/derive_partial_ord.rs:127:30 [INFO] [stderr] | [INFO] [stderr] 127 | let sd = unsafe { discriminant_value(self) }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] ... [INFO] [stderr] 474 | / custom_derive! { [INFO] [stderr] 475 | | #[derive(PartialEq, PartialOrd_mac)] [INFO] [stderr] 476 | | enum EnumD { A, B(i32), C(u8, u8, u8) } [INFO] [stderr] 477 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> tests/derive_partial_ord.rs:128:30 [INFO] [stderr] | [INFO] [stderr] 128 | let od = unsafe { discriminant_value(other) }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] ... [INFO] [stderr] 474 | / custom_derive! { [INFO] [stderr] 475 | | #[derive(PartialEq, PartialOrd_mac)] [INFO] [stderr] 476 | | enum EnumD { A, B(i32), C(u8, u8, u8) } [INFO] [stderr] 477 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:526:42 [INFO] [stderr] | [INFO] [stderr] 526 | if false { let _x: EnumA = panic!(); _x.partial_cmp(&_x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:527:25 [INFO] [stderr] | [INFO] [stderr] 527 | { let x = EnumB::A; x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:528:25 [INFO] [stderr] | [INFO] [stderr] 528 | { let x = EnumC::A; x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:529:25 [INFO] [stderr] | [INFO] [stderr] 529 | { let x = EnumC::B; x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:530:25 [INFO] [stderr] | [INFO] [stderr] 530 | { let x = EnumC::C; x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:531:25 [INFO] [stderr] | [INFO] [stderr] 531 | { let x = EnumD::A; x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:532:29 [INFO] [stderr] | [INFO] [stderr] 532 | { let x = EnumD::B(42); x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:533:34 [INFO] [stderr] | [INFO] [stderr] 533 | { let x = EnumD::C(1, 2, 3); x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:534:46 [INFO] [stderr] | [INFO] [stderr] 534 | { let x = EnumE::A { r: 1, g: 2, b: 3 }; x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:535:46 [INFO] [stderr] | [INFO] [stderr] 535 | { let x = EnumF::A { r: 1, g: 2, b: 3 }; x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:536:24 [INFO] [stderr] | [INFO] [stderr] 536 | { let x = StructA; x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:537:28 [INFO] [stderr] | [INFO] [stderr] 537 | { let x = StructB(42); x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:538:52 [INFO] [stderr] | [INFO] [stderr] 538 | { let x = StructC(42, 2, String::from("hi!")); x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:539:45 [INFO] [stderr] | [INFO] [stderr] 539 | { let x = StructD { r: 1, g: 2, b: 3 }; x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::cmp::PartialOrd::partial_cmp` that must be used [INFO] [stderr] --> tests/derive_partial_ord.rs:540:45 [INFO] [stderr] | [INFO] [stderr] 540 | { let x = StructE { r: 1, g: 2, b: 3 }; x.partial_cmp(&x); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 20 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 11 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.76s [INFO] running `"docker" "inspect" "7db38d01ecd91bc56d9772e84ebf07d6fe940b03c53a6a78b457753a3f9ab3e6"` [INFO] running `"docker" "rm" "-f" "7db38d01ecd91bc56d9772e84ebf07d6fe940b03c53a6a78b457753a3f9ab3e6"` [INFO] [stdout] 7db38d01ecd91bc56d9772e84ebf07d6fe940b03c53a6a78b457753a3f9ab3e6