[INFO] fetching crate parse-macros 0.1.0... [INFO] checking parse-macros-0.1.0 against beta for pr-78714 [INFO] extracting crate parse-macros 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate parse-macros 0.1.0 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a019178aea7bcd09da6025a63db12c0f64b6657a745330de9953f06fd6d6285a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a019178aea7bcd09da6025a63db12c0f64b6657a745330de9953f06fd6d6285a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a019178aea7bcd09da6025a63db12c0f64b6657a745330de9953f06fd6d6285a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a019178aea7bcd09da6025a63db12c0f64b6657a745330de9953f06fd6d6285a", kill_on_drop: false }` [INFO] [stdout] a019178aea7bcd09da6025a63db12c0f64b6657a745330de9953f06fd6d6285a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d3bdaff75647e8e06dafb60a6cadca54cde700937cc6576e2722f80ef1251f6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4d3bdaff75647e8e06dafb60a6cadca54cde700937cc6576e2722f80ef1251f6", kill_on_drop: false }` [INFO] [stderr] Checking parse-generics-shim v0.1.1 [INFO] [stderr] Checking custom_derive v0.1.7 [INFO] [stderr] Compiling parse-macros v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking serde v0.6.15 [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:524:1 [INFO] [stdout] | [INFO] [stdout] 524 | #[macro_use] extern crate parse_generics_shim; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_json v0.6.1 [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:524:1 [INFO] [stdout] | [INFO] [stdout] 524 | #[macro_use] extern crate parse_generics_shim; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> tests/derive_serialize.rs:448:25 [INFO] [stdout] | [INFO] [stdout] 448 | Ok(Some(try!(ser.visit_tuple_elt(self.tup.0)))) [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] --> tests/derive_serialize.rs:490:25 [INFO] [stdout] | [INFO] [stdout] 490 | Ok(Some(try!(ser.visit_tuple_elt(self.tup.0)))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> tests/derive_serialize.rs:494:25 [INFO] [stdout] | [INFO] [stdout] 494 | Ok(Some(try!(ser.visit_tuple_elt(self.tup.1)))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> tests/derive_serialize.rs:498:25 [INFO] [stdout] | [INFO] [stdout] 498 | Ok(Some(try!(ser.visit_tuple_elt(self.tup.2)))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> tests/derive_serialize.rs:544:25 [INFO] [stdout] | [INFO] [stdout] 544 | Ok(Some(try!(ser.visit_struct_variant_elt((self.tup.0).0, (self.tup.0).1)))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> tests/derive_serialize.rs:548:25 [INFO] [stdout] | [INFO] [stdout] 548 | Ok(Some(try!(ser.visit_struct_variant_elt((self.tup.1).0, (self.tup.1).1)))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> tests/derive_serialize.rs:552:25 [INFO] [stdout] | [INFO] [stdout] 552 | Ok(Some(try!(ser.visit_struct_variant_elt((self.tup.2).0, (self.tup.2).1)))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> tests/derive_serialize.rs:263:21 [INFO] [stdout] | [INFO] [stdout] 263 | try!(ser.visit_unit_struct(stringify!($name))); [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 589 | / custom_derive! { [INFO] [stdout] 590 | | #[derive(Serialize)] [INFO] [stdout] 591 | | struct StructA; [INFO] [stdout] 592 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> tests/derive_serialize.rs:371:53 [INFO] [stdout] | [INFO] [stdout] 371 | Ok(Some(try!(ser.visit_struct_elt(stringify!($fname), &self.ptr.$fname)))) [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 604 | / custom_derive! { [INFO] [stdout] 605 | | #[derive(Serialize)] [INFO] [stdout] 606 | | struct StructD { [INFO] [stdout] 607 | | /// The red stuff. [INFO] [stdout] ... | [INFO] [stdout] 611 | | } [INFO] [stdout] 612 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> tests/derive_serialize.rs:371:53 [INFO] [stdout] | [INFO] [stdout] 371 | Ok(Some(try!(ser.visit_struct_elt(stringify!($fname), &self.ptr.$fname)))) [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 614 | / custom_derive! { [INFO] [stdout] 615 | | #[derive(Clone, Serialize)] [INFO] [stdout] 616 | | struct StructE { [INFO] [stdout] 617 | | /// The red stuff. [INFO] [stdout] ... | [INFO] [stdout] 621 | | } [INFO] [stdout] 622 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> tests/derive_serialize.rs:634:55 [INFO] [stdout] | [INFO] [stdout] 634 | if false { assert_ser!({let _x: EnumA = panic!(); _x}, "!"); } [INFO] [stdout] | -------- ^^ unreachable expression [INFO] [stdout] | | [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.05s [INFO] running `Command { std: "docker" "inspect" "4d3bdaff75647e8e06dafb60a6cadca54cde700937cc6576e2722f80ef1251f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d3bdaff75647e8e06dafb60a6cadca54cde700937cc6576e2722f80ef1251f6", kill_on_drop: false }` [INFO] [stdout] 4d3bdaff75647e8e06dafb60a6cadca54cde700937cc6576e2722f80ef1251f6