[INFO] fetching crate my_proc_macro 0.1.0...
[INFO] testing my_proc_macro-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate my_proc_macro 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate my_proc_macro 0.1.0
[INFO] finished tweaking crates.io crate my_proc_macro 0.1.0
[INFO] tweaked toml for crates.io crate my_proc_macro 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate my_proc_macro 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8eba1bab2161b3c9c16d9b9c8c5078bac5b796e9e40ef01eb451ca2cd4de212
[INFO] running `Command { std: "docker" "start" "-a" "d8eba1bab2161b3c9c16d9b9c8c5078bac5b796e9e40ef01eb451ca2cd4de212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8eba1bab2161b3c9c16d9b9c8c5078bac5b796e9e40ef01eb451ca2cd4de212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8eba1bab2161b3c9c16d9b9c8c5078bac5b796e9e40ef01eb451ca2cd4de212", kill_on_drop: false }`
[INFO] [stdout] d8eba1bab2161b3c9c16d9b9c8c5078bac5b796e9e40ef01eb451ca2cd4de212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87913461cd87369fe7693178f0659ae137fab72e2be8452b750decb5aea8470b
[INFO] running `Command { std: "docker" "start" "-a" "87913461cd87369fe7693178f0659ae137fab72e2be8452b750decb5aea8470b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling my_proc_macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DeriveInput`
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syn::{parse_macro_input, DeriveInput, ItemFn};
[INFO] [stdout]   |                              ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.92s
[INFO] running `Command { std: "docker" "inspect" "87913461cd87369fe7693178f0659ae137fab72e2be8452b750decb5aea8470b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87913461cd87369fe7693178f0659ae137fab72e2be8452b750decb5aea8470b", kill_on_drop: false }`
[INFO] [stdout] 87913461cd87369fe7693178f0659ae137fab72e2be8452b750decb5aea8470b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f062578cccbaf203185203cb08aab0393d28aab5a09a0494eabfb27d0b2e1e2
[INFO] running `Command { std: "docker" "start" "-a" "7f062578cccbaf203185203cb08aab0393d28aab5a09a0494eabfb27d0b2e1e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_proc_macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DeriveInput`
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syn::{parse_macro_input, DeriveInput, ItemFn};
[INFO] [stdout]   |                              ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DeriveInput`
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syn::{parse_macro_input, DeriveInput, ItemFn};
[INFO] [stdout]   |                              ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "7f062578cccbaf203185203cb08aab0393d28aab5a09a0494eabfb27d0b2e1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f062578cccbaf203185203cb08aab0393d28aab5a09a0494eabfb27d0b2e1e2", kill_on_drop: false }`
[INFO] [stdout] 7f062578cccbaf203185203cb08aab0393d28aab5a09a0494eabfb27d0b2e1e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ccf5e3e90d54bf24079b9545e493092e406643d3fbc0bd01b3d3eb3fd829a9a
[INFO] running `Command { std: "docker" "start" "-a" "9ccf5e3e90d54bf24079b9545e493092e406643d3fbc0bd01b3d3eb3fd829a9a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `DeriveInput`
[INFO] [stderr]  --> src/lib.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 6 | use syn::{parse_macro_input, DeriveInput, ItemFn};
[INFO] [stderr]   |                              ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `my_proc_macro` (lib) generated 1 warning (run `cargo fix --lib -p my_proc_macro` to apply 1 suggestion)
[INFO] [stderr] warning: `my_proc_macro` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/my_proc_macro-b12e395c87445fcb)
[INFO] [stderr]    Doc-tests my_proc_macro
[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 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] running `Command { std: "docker" "inspect" "9ccf5e3e90d54bf24079b9545e493092e406643d3fbc0bd01b3d3eb3fd829a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ccf5e3e90d54bf24079b9545e493092e406643d3fbc0bd01b3d3eb3fd829a9a", kill_on_drop: false }`
[INFO] [stdout] 9ccf5e3e90d54bf24079b9545e493092e406643d3fbc0bd01b3d3eb3fd829a9a