[INFO] cloning repository https://github.com/0qln/variant_struct
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0qln/variant_struct" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0qln%2Fvariant_struct", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0qln%2Fvariant_struct'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7aa520a2c60317469291ae36899c36b4e5a7270a
[INFO] testing 0qln/variant_struct against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0qln%2Fvariant_struct" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0qln/variant_struct
[INFO] finished tweaking git repo https://github.com/0qln/variant_struct
[INFO] tweaked toml for git repo https://github.com/0qln/variant_struct written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0qln/variant_struct 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] crate git repo https://github.com/0qln/variant_struct already has a lockfile, it will not be regenerated
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3c82e099cfaa58537eb604951131ca0f1eb6c50cc2ac538976bbdf8c130f5f80
[INFO] running `Command { std: "docker" "start" "-a" "3c82e099cfaa58537eb604951131ca0f1eb6c50cc2ac538976bbdf8c130f5f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c82e099cfaa58537eb604951131ca0f1eb6c50cc2ac538976bbdf8c130f5f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c82e099cfaa58537eb604951131ca0f1eb6c50cc2ac538976bbdf8c130f5f80", kill_on_drop: false }`
[INFO] [stdout] 3c82e099cfaa58537eb604951131ca0f1eb6c50cc2ac538976bbdf8c130f5f80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2db7e55c4ff4cba2528f5d9b8b92dbe6be8f18737adedbd94376341cbb6fecd7
[INFO] running `Command { std: "docker" "start" "-a" "2db7e55c4ff4cba2528f5d9b8b92dbe6be8f18737adedbd94376341cbb6fecd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling variant_struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn derive_variant_struct(item: TokenStream) -> TokenStream {
[INFO] [stdout]   |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.35s
[INFO] running `Command { std: "docker" "inspect" "2db7e55c4ff4cba2528f5d9b8b92dbe6be8f18737adedbd94376341cbb6fecd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db7e55c4ff4cba2528f5d9b8b92dbe6be8f18737adedbd94376341cbb6fecd7", kill_on_drop: false }`
[INFO] [stdout] 2db7e55c4ff4cba2528f5d9b8b92dbe6be8f18737adedbd94376341cbb6fecd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 609caab861e7fb8b0a279ea5e72c41bf44a279eec8302a44258a86f076de362c
[INFO] running `Command { std: "docker" "start" "-a" "609caab861e7fb8b0a279ea5e72c41bf44a279eec8302a44258a86f076de362c", kill_on_drop: false }`
[INFO] [stderr]    Compiling variant_struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn derive_variant_struct(item: TokenStream) -> TokenStream {
[INFO] [stdout]   |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn derive_variant_struct(item: TokenStream) -> TokenStream {
[INFO] [stdout]   |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "609caab861e7fb8b0a279ea5e72c41bf44a279eec8302a44258a86f076de362c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "609caab861e7fb8b0a279ea5e72c41bf44a279eec8302a44258a86f076de362c", kill_on_drop: false }`
[INFO] [stdout] 609caab861e7fb8b0a279ea5e72c41bf44a279eec8302a44258a86f076de362c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d1cdff0d34481f166390b86b3030ccb918913c8d45876f5e535f2cfee4443d38
[INFO] running `Command { std: "docker" "start" "-a" "d1cdff0d34481f166390b86b3030ccb918913c8d45876f5e535f2cfee4443d38", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `item`
[INFO] [stderr]  --> src/lib.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn derive_variant_struct(item: TokenStream) -> TokenStream {
[INFO] [stderr]   |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `variant_struct` (lib) generated 1 warning
[INFO] [stderr] warning: `variant_struct` (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/variant_struct-c349db7accc906aa)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests variant_struct
[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" "d1cdff0d34481f166390b86b3030ccb918913c8d45876f5e535f2cfee4443d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1cdff0d34481f166390b86b3030ccb918913c8d45876f5e535f2cfee4443d38", kill_on_drop: false }`
[INFO] [stdout] d1cdff0d34481f166390b86b3030ccb918913c8d45876f5e535f2cfee4443d38
