[INFO] fetching crate generatox-proc 0.1.3...
[INFO] checking generatox-proc-0.1.3 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate generatox-proc 0.1.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate generatox-proc 0.1.3 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate generatox-proc 0.1.3
[INFO] finished tweaking crates.io crate generatox-proc 0.1.3
[INFO] tweaked toml for crates.io crate generatox-proc 0.1.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding derive-syn-parse v0.1.5 (latest: v0.2.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b4a6027b829b64993536a7f9a6ffd47c3c07aaea47f3aea18775c926361e1b8
[INFO] running `Command { std: "docker" "start" "-a" "9b4a6027b829b64993536a7f9a6ffd47c3c07aaea47f3aea18775c926361e1b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b4a6027b829b64993536a7f9a6ffd47c3c07aaea47f3aea18775c926361e1b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b4a6027b829b64993536a7f9a6ffd47c3c07aaea47f3aea18775c926361e1b8", kill_on_drop: false }`
[INFO] [stdout] 9b4a6027b829b64993536a7f9a6ffd47c3c07aaea47f3aea18775c926361e1b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31c6928fbd14ce508c6f3394a61d1bf3952ca2975bd9829b3c8ef7b48b0b24d6
[INFO] running `Command { std: "docker" "start" "-a" "31c6928fbd14ce508c6f3394a61d1bf3952ca2975bd9829b3c8ef7b48b0b24d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]    Compiling derive-syn-parse v0.1.5
[INFO] [stderr]     Checking generatox-proc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `yield_token` is never read
[INFO] [stdout]   --> src/parse.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct YieldFn {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub yield_token: Token![yield],
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `YieldFn` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `yield_token` is never read
[INFO] [stdout]   --> src/parse.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct YieldFn {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub yield_token: Token![yield],
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `YieldFn` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.32s
[INFO] running `Command { std: "docker" "inspect" "31c6928fbd14ce508c6f3394a61d1bf3952ca2975bd9829b3c8ef7b48b0b24d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31c6928fbd14ce508c6f3394a61d1bf3952ca2975bd9829b3c8ef7b48b0b24d6", kill_on_drop: false }`
[INFO] [stdout] 31c6928fbd14ce508c6f3394a61d1bf3952ca2975bd9829b3c8ef7b48b0b24d6