[INFO] fetching crate grandeur_gdnative 0.1.0... [INFO] checking grandeur_gdnative-0.1.0 against try#38c2997544af84fe301d600d6896397738163002 for pr-154205-1 [INFO] extracting crate grandeur_gdnative 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate grandeur_gdnative 0.1.0 [INFO] finished tweaking crates.io crate grandeur_gdnative 0.1.0 [INFO] tweaked toml for crates.io crate grandeur_gdnative 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate grandeur_gdnative 0.1.0 on toolchain 38c2997544af84fe301d600d6896397738163002 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "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" "+38c2997544af84fe301d600d6896397738163002" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 86 packages to latest compatible versions [INFO] [stderr] Adding ahash v0.7.8 (available: v0.8.12) [INFO] [stderr] Adding hashbrown v0.11.2 (available: v0.16.1) [INFO] [stderr] Adding indexmap v1.9.3 (available: v2.13.0) [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" "+38c2997544af84fe301d600d6896397738163002" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 63516782c900d1600bebb8900bd4f3727f8899ab73497b6f07f18885c9dd6eca [INFO] running `Command { std: "docker" "start" "-a" "63516782c900d1600bebb8900bd4f3727f8899ab73497b6f07f18885c9dd6eca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "63516782c900d1600bebb8900bd4f3727f8899ab73497b6f07f18885c9dd6eca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63516782c900d1600bebb8900bd4f3727f8899ab73497b6f07f18885c9dd6eca", kill_on_drop: false }` [INFO] [stdout] 63516782c900d1600bebb8900bd4f3727f8899ab73497b6f07f18885c9dd6eca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+38c2997544af84fe301d600d6896397738163002" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91fa43614824bfb74e9f7c8be24b3eb501e5fb43da01c56a28a80f45711d03a6 [INFO] running `Command { std: "docker" "start" "-a" "91fa43614824bfb74e9f7c8be24b3eb501e5fb43da01c56a28a80f45711d03a6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Compiling unicode-ident v1.0.24 [INFO] [stderr] Compiling libc v0.2.183 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling zmij v1.0.21 [INFO] [stderr] Compiling regex-syntax v0.8.10 [INFO] [stderr] Checking cfg-if v1.0.4 [INFO] [stderr] Compiling glob v0.3.3 [INFO] [stderr] Compiling miniserde v0.1.45 [INFO] [stderr] Compiling itoa v1.0.18 [INFO] [stderr] Compiling memchr v2.8.0 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Checking once_cell v1.21.4 [INFO] [stderr] Compiling zerocopy v0.8.47 [INFO] [stderr] Compiling libloading v0.8.9 [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stderr] Compiling bindgen v0.63.0 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Compiling hashbrown v0.16.1 [INFO] [stderr] Compiling equivalent v1.0.2 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling semver v1.0.27 [INFO] [stderr] Compiling xmlparser v0.13.6 [INFO] [stderr] Compiling toml_datetime v0.6.11 [INFO] [stderr] Compiling parking_lot_core v0.9.12 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling unindent v0.2.4 [INFO] [stderr] Compiling clang-sys v1.8.1 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking lock_api v0.4.14 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Checking atomic-take v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Checking glam v0.22.0 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Checking log v0.4.29 [INFO] [stderr] Compiling roxmltree v0.17.0 [INFO] [stderr] Compiling indexmap v2.13.0 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Checking getrandom v0.2.17 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling cexpr v0.6.0 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling regex-automata v0.4.14 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling regex v1.12.3 [INFO] [stderr] Compiling mini-internal v0.1.45 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling gdnative-derive v0.11.3 [INFO] [stderr] Compiling gdnative-impl-proc-macros v0.11.3 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking hashbrown v0.13.2 [INFO] [stderr] Compiling gdnative_bindings_generator v0.11.3 [INFO] [stderr] Checking grandeur v0.1.0 [INFO] [stdout] error[E0658]: the `!` type is experimental [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/grandeur-0.1.0/src/node.rs:64:30 [INFO] [stdout] | [INFO] [stdout] 64 | self.try_map::<_, _, !>(|d| Ok(f(d))).unwrap() [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #35121 for more information [INFO] [stdout] = help: add `#![feature(never_type)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2026-03-25; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: the `!` type is experimental [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/grandeur-0.1.0/src/node.rs:128:36 [INFO] [stdout] | [INFO] [stdout] 128 | self.try_visit_map::<_, _, !>(|e| Ok(f(e))).unwrap() [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #35121 for more information [INFO] [stdout] = help: add `#![feature(never_type)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2026-03-25; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: the `!` type is experimental [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/grandeur-0.1.0/src/node.rs:149:41 [INFO] [stdout] | [INFO] [stdout] 149 | self.try_visit_apply::<_, _, _, !>(other, |a, b| Ok(f(a, b))) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #35121 for more information [INFO] [stdout] = help: add `#![feature(never_type)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2026-03-25; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: the `!` type is experimental [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/grandeur-0.1.0/src/node.rs:219:40 [INFO] [stdout] | [INFO] [stdout] 219 | self.try_apply_prod::<_, _, _, !>(other, |a, b| Ok(f(a, b))) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #35121 for more information [INFO] [stdout] = help: add `#![feature(never_type)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2026-03-25; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `grandeur` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "91fa43614824bfb74e9f7c8be24b3eb501e5fb43da01c56a28a80f45711d03a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91fa43614824bfb74e9f7c8be24b3eb501e5fb43da01c56a28a80f45711d03a6", kill_on_drop: false }` [INFO] [stdout] 91fa43614824bfb74e9f7c8be24b3eb501e5fb43da01c56a28a80f45711d03a6