[INFO] fetching crate jtd-derive 0.1.4... [INFO] checking jtd-derive-0.1.4 against try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for pr-155501 [INFO] extracting crate jtd-derive 0.1.4 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate jtd-derive 0.1.4 [INFO] finished tweaking crates.io crate jtd-derive 0.1.4 [INFO] tweaked toml for crates.io crate jtd-derive 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate jtd-derive 0.1.4 on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 66 packages to latest compatible versions [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.18) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4413510b7d840393a532a8b72b1c4aed4509bd7128f9945340630da1ea9903f3 [INFO] running `Command { std: "docker" "start" "-a" "4413510b7d840393a532a8b72b1c4aed4509bd7128f9945340630da1ea9903f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4413510b7d840393a532a8b72b1c4aed4509bd7128f9945340630da1ea9903f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4413510b7d840393a532a8b72b1c4aed4509bd7128f9945340630da1ea9903f3", kill_on_drop: false }` [INFO] [stdout] 4413510b7d840393a532a8b72b1c4aed4509bd7128f9945340630da1ea9903f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d39ece8bc1bea90cd33b0219248dfb828539cd66bd3bebdec144bd6147f19b81 [INFO] running `Command { std: "docker" "start" "-a" "d39ece8bc1bea90cd33b0219248dfb828539cd66bd3bebdec144bd6147f19b81", kill_on_drop: false }` [INFO] [stderr] Compiling target-triple v1.0.0 [INFO] [stderr] Checking winnow v1.0.1 [INFO] [stderr] Checking memchr v2.8.0 [INFO] [stderr] Checking toml_writer v1.1.1+spec-1.1.0 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Checking toml_datetime v1.1.1+spec-1.1.0 [INFO] [stderr] Checking serde_spanned v1.1.1 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking toml_parser v1.1.2+spec-1.1.0 [INFO] [stderr] Checking serde_json v1.0.149 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking toml v1.1.2+spec-1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Compiling serde_derive_internals v0.26.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Compiling jtd-derive-macros v0.1.4 [INFO] [stdout] error[E0277]: the trait bound `!: std::default::Default` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/jtd-derive-macros-0.1.4/src/derive/context/container.rs:204:14 [INFO] [stdout] | [INFO] [stdout] 204 | .collect_fallible()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the trait `std::default::Default` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 for more information) [INFO] [stdout] = help: you might have intended to use the type `()` here instead [INFO] [stdout] note: required by a bound in `IterExt::collect_fallible` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/jtd-derive-macros-0.1.4/src/iter_ext.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 4 | fn collect_fallible(self) -> Result [INFO] [stdout] | ---------------- required by a bound in this associated function [INFO] [stdout] 5 | where [INFO] [stdout] 6 | B: Default + Extend; [INFO] [stdout] | ^^^^^^^ required by this bound in `IterExt::collect_fallible` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: Extend<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/jtd-derive-macros-0.1.4/src/derive/context/container.rs:204:14 [INFO] [stdout] | [INFO] [stdout] 204 | .collect_fallible()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the trait `Extend<()>` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] help: the trait `Extend<()>` is implemented for `()` [INFO] [stdout] --> /rustc/5ec4d3b0c83717313176eefa7d71e9d36dc83355/library/core/src/iter/traits/collect.rs:454:0 [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 for more information) [INFO] [stdout] = help: you might have intended to use the type `()` here instead [INFO] [stdout] note: required by a bound in `IterExt::collect_fallible` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/jtd-derive-macros-0.1.4/src/iter_ext.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 4 | fn collect_fallible(self) -> Result [INFO] [stdout] | ---------------- required by a bound in this associated function [INFO] [stdout] 5 | where [INFO] [stdout] 6 | B: Default + Extend; [INFO] [stdout] | ^^^^^^^^^ required by this bound in `IterExt::collect_fallible` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: std::default::Default` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/jtd-derive-macros-0.1.4/src/derive/context/field.rs:78:14 [INFO] [stdout] | [INFO] [stdout] 78 | .collect_fallible()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the trait `std::default::Default` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 for more information) [INFO] [stdout] = help: you might have intended to use the type `()` here instead [INFO] [stdout] note: required by a bound in `IterExt::collect_fallible` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/jtd-derive-macros-0.1.4/src/iter_ext.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 4 | fn collect_fallible(self) -> Result [INFO] [stdout] | ---------------- required by a bound in this associated function [INFO] [stdout] 5 | where [INFO] [stdout] 6 | B: Default + Extend; [INFO] [stdout] | ^^^^^^^ required by this bound in `IterExt::collect_fallible` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: Extend<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/jtd-derive-macros-0.1.4/src/derive/context/field.rs:78:14 [INFO] [stdout] | [INFO] [stdout] 78 | .collect_fallible()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the trait `Extend<()>` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] help: the trait `Extend<()>` is implemented for `()` [INFO] [stdout] --> /rustc/5ec4d3b0c83717313176eefa7d71e9d36dc83355/library/core/src/iter/traits/collect.rs:454:0 [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 for more information) [INFO] [stdout] = help: you might have intended to use the type `()` here instead [INFO] [stdout] note: required by a bound in `IterExt::collect_fallible` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/jtd-derive-macros-0.1.4/src/iter_ext.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 4 | fn collect_fallible(self) -> Result [INFO] [stdout] | ---------------- required by a bound in this associated function [INFO] [stdout] 5 | where [INFO] [stdout] 6 | B: Default + Extend; [INFO] [stdout] | ^^^^^^^^^ required by this bound in `IterExt::collect_fallible` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking trybuild v1.0.116 [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `jtd-derive-macros` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d39ece8bc1bea90cd33b0219248dfb828539cd66bd3bebdec144bd6147f19b81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d39ece8bc1bea90cd33b0219248dfb828539cd66bd3bebdec144bd6147f19b81", kill_on_drop: false }` [INFO] [stdout] d39ece8bc1bea90cd33b0219248dfb828539cd66bd3bebdec144bd6147f19b81