[INFO] fetching crate with_tempdir 0.1.0...
[INFO] testing with_tempdir-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate with_tempdir 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate with_tempdir 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate with_tempdir 0.1.0
[INFO] tweaked toml for crates.io crate with_tempdir 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate with_tempdir 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "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 57 packages to latest compatible versions
[INFO] [stderr]       Adding pretty_assertions v0.6.1 (available: v1.4.1)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (available: v1.0.103)
[INFO] [stderr]       Adding quote v0.6.13 (available: v1.0.41)
[INFO] [stderr]       Adding syn v0.15.44 (available: v2.0.108)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a2a588dd4adef07fbb6a4d1cf3bc72221931afd67d544ee0244a99a1ba2c607
[INFO] running `Command { std: "docker" "start" "-a" "0a2a588dd4adef07fbb6a4d1cf3bc72221931afd67d544ee0244a99a1ba2c607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a2a588dd4adef07fbb6a4d1cf3bc72221931afd67d544ee0244a99a1ba2c607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2a588dd4adef07fbb6a4d1cf3bc72221931afd67d544ee0244a99a1ba2c607", kill_on_drop: false }`
[INFO] [stdout] 0a2a588dd4adef07fbb6a4d1cf3bc72221931afd67d544ee0244a99a1ba2c607
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11f6327c9c387927fade813661d67e57521fda609ea3243ce4b67bb29d2eb4a5
[INFO] running `Command { std: "docker" "start" "-a" "11f6327c9c387927fade813661d67e57521fda609ea3243ce4b67bb29d2eb4a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling with_tempdir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `syn::ItemFn`
[INFO] [stdout]    --> src/lib.rs:22:45
[INFO] [stdout]     |
[INFO] [stdout]  22 | use syn::{parse_macro_input, AttributeArgs, ItemFn, Lit, Meta, NestedMeta};
[INFO] [stdout]     |                                             ^^^^^^ no `ItemFn` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-0.15.44/src/lib.rs:354:60
[INFO] [stdout]     |
[INFO] [stdout] 349 | #[cfg(feature = "full")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `full` feature
[INFO] [stdout] ...
[INFO] [stdout] 354 |     ItemConst, ItemEnum, ItemExistential, ItemExternCrate, ItemFn, ItemForeignMod, ItemImpl,
[INFO] [stdout]     |                                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `FnArg` in `syn`
[INFO] [stdout]    --> src/lib.rs:113:22
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 syn::FnArg::Captured(syn::ArgCaptured { ty, .. }) => check_type(ty),
[INFO] [stdout]     |                      ^^^^^ could not find `FnArg` in `syn`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-0.15.44/src/lib.rs:351:39
[INFO] [stdout]     |
[INFO] [stdout] 349 | #[cfg(feature = "full")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `full` feature
[INFO] [stdout] 350 | pub use item::{
[INFO] [stdout] 351 |     ArgCaptured, ArgSelf, ArgSelfRef, FnArg, FnDecl, ForeignItem, ForeignItemFn, ForeignItemMacro,
[INFO] [stdout]     |                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `ArgCaptured` in crate `syn`
[INFO] [stdout]    --> src/lib.rs:113:43
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 syn::FnArg::Captured(syn::ArgCaptured { ty, .. }) => check_type(ty),
[INFO] [stdout]     |                                           ^^^^^^^^^^^ not found in `syn`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-0.15.44/src/lib.rs:351:5
[INFO] [stdout]     |
[INFO] [stdout] 349 | #[cfg(feature = "full")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `full` feature
[INFO] [stdout] 350 | pub use item::{
[INFO] [stdout] 351 |     ArgCaptured, ArgSelf, ArgSelfRef, FnArg, FnDecl, ForeignItem, ForeignItemFn, ForeignItemMacro,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:111:26
[INFO] [stdout]     |
[INFO] [stdout] 111 |             let fn_arg = pair.value();
[INFO] [stdout]     |                          ^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0422, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `with_tempdir` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "11f6327c9c387927fade813661d67e57521fda609ea3243ce4b67bb29d2eb4a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f6327c9c387927fade813661d67e57521fda609ea3243ce4b67bb29d2eb4a5", kill_on_drop: false }`
[INFO] [stdout] 11f6327c9c387927fade813661d67e57521fda609ea3243ce4b67bb29d2eb4a5
