[INFO] fetching crate toy-rpc-macros-ha421 0.7.0-alpha.3...
[INFO] testing toy-rpc-macros-ha421-0.7.0-alpha.3 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate toy-rpc-macros-ha421 0.7.0-alpha.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate toy-rpc-macros-ha421 0.7.0-alpha.3
[INFO] finished tweaking crates.io crate toy-rpc-macros-ha421 0.7.0-alpha.3
[INFO] tweaked toml for crates.io crate toy-rpc-macros-ha421 0.7.0-alpha.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate toy-rpc-macros-ha421 0.7.0-alpha.3 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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-2026-03-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.14.4 (available: v0.23.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55ca1cad88d91bfba71fdc5943f5f585ff33b05bf3404b6e278d0180e60f9188
[INFO] running `Command { std: "docker" "start" "-a" "55ca1cad88d91bfba71fdc5943f5f585ff33b05bf3404b6e278d0180e60f9188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55ca1cad88d91bfba71fdc5943f5f585ff33b05bf3404b6e278d0180e60f9188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55ca1cad88d91bfba71fdc5943f5f585ff33b05bf3404b6e278d0180e60f9188", kill_on_drop: false }`
[INFO] [stdout] 55ca1cad88d91bfba71fdc5943f5f585ff33b05bf3404b6e278d0180e60f9188
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e176cf05acc778e806981ca06d28e1a6a01c8faae7809650e0f52161952a2be8
[INFO] running `Command { std: "docker" "start" "-a" "e176cf05acc778e806981ca06d28e1a6a01c8faae7809650e0f52161952a2be8", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling toy-rpc-macros-ha421 v0.7.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `MacroArgs` is never constructed
[INFO] [stdout]    --> src/lib.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 | struct MacroArgs {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.99s
[INFO] running `Command { std: "docker" "inspect" "e176cf05acc778e806981ca06d28e1a6a01c8faae7809650e0f52161952a2be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e176cf05acc778e806981ca06d28e1a6a01c8faae7809650e0f52161952a2be8", kill_on_drop: false }`
[INFO] [stdout] e176cf05acc778e806981ca06d28e1a6a01c8faae7809650e0f52161952a2be8
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff22dac8a240a9e2837f7e28b1155da57f35639226d3adbe2fa21b6fb00b3667
[INFO] running `Command { std: "docker" "start" "-a" "ff22dac8a240a9e2837f7e28b1155da57f35639226d3adbe2fa21b6fb00b3667", kill_on_drop: false }`
[INFO] [stderr]    Compiling toy-rpc-macros-ha421 v0.7.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `MacroArgs` is never constructed
[INFO] [stdout]    --> src/lib.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 | struct MacroArgs {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MacroArgs` is never constructed
[INFO] [stdout]    --> src/lib.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 | struct MacroArgs {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "ff22dac8a240a9e2837f7e28b1155da57f35639226d3adbe2fa21b6fb00b3667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff22dac8a240a9e2837f7e28b1155da57f35639226d3adbe2fa21b6fb00b3667", kill_on_drop: false }`
[INFO] [stdout] ff22dac8a240a9e2837f7e28b1155da57f35639226d3adbe2fa21b6fb00b3667
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b3cd46eed02896e5ec8da156ca0f5f6c874aabb7616664743a4df56708c160a
[INFO] running `Command { std: "docker" "start" "-a" "9b3cd46eed02896e5ec8da156ca0f5f6c874aabb7616664743a4df56708c160a", kill_on_drop: false }`
[INFO] [stderr] warning: struct `MacroArgs` is never constructed
[INFO] [stderr]    --> src/lib.rs:361:8
[INFO] [stderr]     |
[INFO] [stderr] 361 | struct MacroArgs {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `toy-rpc-macros-ha421` (lib) generated 1 warning
[INFO] [stderr] warning: `toy-rpc-macros-ha421` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/toy_rpc_macros_ha421-117887c5cc8616ff)
[INFO] [stderr]    Doc-tests toy_rpc_macros_ha421
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - export_trait (line 380) ... FAILED
[INFO] [stdout] test src/lib.rs - export_impl (line 255) ... FAILED
[INFO] [stdout] test src/lib.rs - export_trait_impl (line 537) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - export_trait (line 380) stdout ----
[INFO] [stdout] error: expected one of `:` or `|`, found `)`
[INFO] [stdout]    --> src/lib.rs:387:39
[INFO] [stdout]     |
[INFO] [stdout] 387 |     async fn add(&self, args(i32, i32)) -> Result<i32, String>;
[INFO] [stdout]     |                                       ^ expected one of `:` or `|`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `async_trait` in this scope
[INFO] [stdout]    --> src/lib.rs:381:3
[INFO] [stdout]     |
[INFO] [stdout] 381 | #[async_trait]
[INFO] [stdout]     |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `export_trait` in this scope
[INFO] [stdout]    --> src/lib.rs:382:3
[INFO] [stdout]     |
[INFO] [stdout] 382 | #[export_trait] // This will give a default service name of "Arith"
[INFO] [stdout]     |   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: a built-in attribute with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 382 - #[export_trait] // This will give a default service name of "Arith"
[INFO] [stdout] 382 + #[export_name] // This will give a default service name of "Arith"
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `export_method` in this scope
[INFO] [stdout]    --> src/lib.rs:386:7
[INFO] [stdout]     |
[INFO] [stdout] 386 |     #[export_method]
[INFO] [stdout]     |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - export_impl (line 255) stdout ----
[INFO] [stdout] error: expected one of `:` or `|`, found `)`
[INFO] [stdout]    --> src/lib.rs:261:44
[INFO] [stdout]     |
[INFO] [stdout] 261 |     async fn subtract(&self, args(i32, i32)) -> Result<i32, String> {
[INFO] [stdout]     |                                            ^ expected one of `:` or `|`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `export_impl` in this scope
[INFO] [stdout]    --> src/lib.rs:258:3
[INFO] [stdout]     |
[INFO] [stdout] 258 | #[export_impl] // This will give a default service name of "Abacus"
[INFO] [stdout]     |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `export_method` in this scope
[INFO] [stdout]    --> src/lib.rs:260:7
[INFO] [stdout]     |
[INFO] [stdout] 260 |     #[export_method]
[INFO] [stdout]     |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:261:69
[INFO] [stdout]     |
[INFO] [stdout] 261 |       async fn subtract(&self, args(i32, i32)) -> Result<i32, String> {
[INFO] [stdout]     |  _____________________________________________________________________^
[INFO] [stdout] 262 | |         // ...
[INFO] [stdout] 263 | |     }
[INFO] [stdout]     | |_____^ expected `Result<i32, String>`, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `Result<i32, String>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - export_trait_impl (line 537) stdout ----
[INFO] [stdout] error: expected one of `:` or `|`, found `)`
[INFO] [stdout]    --> src/lib.rs:545:39
[INFO] [stdout]     |
[INFO] [stdout] 545 |     async fn add(&self, args(i32, i32)) -> Result<i32, String> {
[INFO] [stdout]     |                                       ^ expected one of `:` or `|`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `async_trait` in this scope
[INFO] [stdout]    --> src/lib.rs:540:3
[INFO] [stdout]     |
[INFO] [stdout] 540 | #[async_trait]
[INFO] [stdout]     |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `export_trait_impl` in this scope
[INFO] [stdout]    --> src/lib.rs:541:3
[INFO] [stdout]     |
[INFO] [stdout] 541 | #[export_trait_impl] // The default name will follow the name of the trait (ie. "Arith")
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Arith` in this scope
[INFO] [stdout]    --> src/lib.rs:542:6
[INFO] [stdout]     |
[INFO] [stdout] 542 | impl Arith  for Abacus {
[INFO] [stdout]     |      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - export_impl (line 255)
[INFO] [stdout]     src/lib.rs - export_trait (line 380)
[INFO] [stdout]     src/lib.rs - export_trait_impl (line 537)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9b3cd46eed02896e5ec8da156ca0f5f6c874aabb7616664743a4df56708c160a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b3cd46eed02896e5ec8da156ca0f5f6c874aabb7616664743a4df56708c160a", kill_on_drop: false }`
[INFO] [stdout] 9b3cd46eed02896e5ec8da156ca0f5f6c874aabb7616664743a4df56708c160a
