[INFO] fetching crate swan-macro 0.3.6...
[INFO] checking swan-macro-0.3.6 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate swan-macro 0.3.6 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate swan-macro 0.3.6
[INFO] finished tweaking crates.io crate swan-macro 0.3.6
[INFO] tweaked toml for crates.io crate swan-macro 0.3.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate swan-macro 0.3.6 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate swan-macro 0.3.6 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "0c2693319c5dd8ce4eb1646fe4b36e297c87fb3e247749fd2397f8a0f19c25c4", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `zero_cost::ZeroCostOptimizer`
[INFO] [stdout]  --> src/optimization/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use zero_cost::ZeroCostOptimizer;
[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: `state_access::StateAccessOptimizer`
[INFO] [stdout]  --> src/optimization/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use state_access::StateAccessOptimizer;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `string_pool::StringPoolOptimizer`
[INFO] [stdout]   --> src/optimization/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use string_pool::StringPoolOptimizer;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `compile_time::CompileTimeOptimizer`
[INFO] [stdout]   --> src/optimization/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use compile_time::CompileTimeOptimizer;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zero_cost::ZeroCostOptimizer`
[INFO] [stdout]  --> src/optimization/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use zero_cost::ZeroCostOptimizer;
[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: `state_access::StateAccessOptimizer`
[INFO] [stdout]  --> src/optimization/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use state_access::StateAccessOptimizer;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `string_pool::StringPoolOptimizer`
[INFO] [stdout]   --> src/optimization/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use string_pool::StringPoolOptimizer;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `compile_time::CompileTimeOptimizer`
[INFO] [stdout]   --> src/optimization/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use compile_time::CompileTimeOptimizer;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `method_interceptor_access`
[INFO] [stdout]   --> src/generator/method.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let method_interceptor_access = CachedInterceptorProcessor::generate_cached_interceptor_access(&handler_args.interceptor, client_stat...
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_method_interceptor_access`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interceptor_calls`
[INFO] [stdout]   --> src/generator/method.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let interceptor_calls = generate_interceptor_calls(&handler_args, client_state_type);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interceptor_calls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `method_interceptor_access`
[INFO] [stdout]   --> src/generator/method.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let method_interceptor_access = CachedInterceptorProcessor::generate_cached_interceptor_access(&handler_args.interceptor, client_stat...
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_method_interceptor_access`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interceptor_calls`
[INFO] [stdout]   --> src/generator/method.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let interceptor_calls = generate_interceptor_calls(&handler_args, client_state_type);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interceptor_calls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ZeroCostOptimizer` is never constructed
[INFO] [stdout]  --> src/optimization/zero_cost.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ZeroCostOptimizer;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `generate_zero_cost_interceptor_code`, `generate_zero_cost_state_access`, and `generate_zero_cost_serialization` are never used
[INFO] [stdout]    --> src/optimization/zero_cost.rs:13:12
[INFO] [stdout]     |
[INFO] [stdout]   8 | impl ZeroCostOptimizer {
[INFO] [stdout]     | ---------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  13 |     pub fn generate_zero_cost_interceptor_code(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub fn generate_zero_cost_state_access(has_state: bool) -> proc_macro2::TokenStream {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn generate_zero_cost_serialization(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StateAccessOptimizer` is never constructed
[INFO] [stdout]  --> src/optimization/state_access.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct StateAccessOptimizer;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `generate_optimized_state_access`, `generate_state_context_code`, and `generate_local_state_cache` are never used
[INFO] [stdout]    --> src/optimization/state_access.rs:13:12
[INFO] [stdout]     |
[INFO] [stdout]   8 | impl StateAccessOptimizer {
[INFO] [stdout]     | ------------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  13 |     pub fn generate_optimized_state_access() -> proc_macro2::TokenStream {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  80 |     pub fn generate_state_context_code(has_state: bool) -> proc_macro2::TokenStream {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn generate_local_state_cache() -> proc_macro2::TokenStream {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StringPoolOptimizer` is never constructed
[INFO] [stdout]  --> src/optimization/string_pool.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct StringPoolOptimizer;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated functions are never used
[INFO] [stdout]    --> src/optimization/string_pool.rs:13:12
[INFO] [stdout]     |
[INFO] [stdout]   9 | impl StringPoolOptimizer {
[INFO] [stdout]     | ------------------------ associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  13 |     pub fn generate_string_pool_code(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn generate_url_template_compiler(url_template: &str) -> proc_macro2::TokenStream {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn generate_header_template_compiler(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |     fn extract_placeholders(template: &str) -> Vec<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 193 |     fn optimize_url_template(template: &str, placeholders: &[usize]) -> proc_macro2::TokenStream {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     fn generate_single_header_compiler(header: &str) -> proc_macro2::TokenStream {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 248 |     fn sanitize_identifier(s: &str) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |     fn hash_string(s: &str) -> u64 {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompileTimeOptimizer` is never constructed
[INFO] [stdout]  --> src/optimization/compile_time.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct CompileTimeOptimizer;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `generate_optimized_method_implementation`, `generate_request_execution_strategy`, `generate_state_handling_strategy`, `generate_body_processing_strategy`, `generate_response_processing_strategy`, and `generate_compile_time_checks` are never used
[INFO] [stdout]    --> src/optimization/compile_time.rs:14:12
[INFO] [stdout]     |
[INFO] [stdout]  10 | impl CompileTimeOptimizer {
[INFO] [stdout]     | ------------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  14 |     pub fn generate_optimized_method_implementation(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  34 |     fn generate_request_execution_strategy(handler_args: &HandlerArgs) -> proc_macro2::TokenStream {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn generate_state_handling_strategy(has_state: bool) -> proc_macro2::TokenStream {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |     fn generate_body_processing_strategy(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |     fn generate_response_processing_strategy(_handler_args: &HandlerArgs) -> proc_macro2::TokenStream {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |     pub fn generate_compile_time_checks(_handler_args: &HandlerArgs) -> proc_macro2::TokenStream {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `generate_zero_cost_serialization` is never used
[INFO] [stdout]    --> src/optimization/zero_cost.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout]   8 | impl ZeroCostOptimizer {
[INFO] [stdout]     | ---------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn generate_zero_cost_serialization(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `generate_header_template_compiler`, `generate_single_header_compiler`, and `sanitize_identifier` are never used
[INFO] [stdout]    --> src/optimization/string_pool.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout]   9 | impl StringPoolOptimizer {
[INFO] [stdout]     | ------------------------ associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn generate_header_template_compiler(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     fn generate_single_header_compiler(header: &str) -> proc_macro2::TokenStream {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 248 |     fn sanitize_identifier(s: &str) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `generate_optimized_method_implementation` and `generate_response_processing_strategy` are never used
[INFO] [stdout]    --> src/optimization/compile_time.rs:14:12
[INFO] [stdout]     |
[INFO] [stdout]  10 | impl CompileTimeOptimizer {
[INFO] [stdout]     | ------------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  14 |     pub fn generate_optimized_method_implementation(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |     fn generate_response_processing_strategy(_handler_args: &HandlerArgs) -> proc_macro2::TokenStream {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.11s
[INFO] running `Command { std: "docker" "inspect" "e6d302ce7ad0900b29eea8e4ab35b4a5f580779c2acd06bf79c4a7d2fce24447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d302ce7ad0900b29eea8e4ab35b4a5f580779c2acd06bf79c4a7d2fce24447", kill_on_drop: false }`
[INFO] [stdout] e6d302ce7ad0900b29eea8e4ab35b4a5f580779c2acd06bf79c4a7d2fce24447
