[INFO] fetching crate specta-macros 2.0.0-rc.17...
[INFO] checking specta-macros-2.0.0-rc.17 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate specta-macros 2.0.0-rc.17 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate specta-macros 2.0.0-rc.17 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate specta-macros 2.0.0-rc.17
[INFO] finished tweaking crates.io crate specta-macros 2.0.0-rc.17
[INFO] tweaked toml for crates.io crate specta-macros 2.0.0-rc.17 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4bbd011f995f9720bbb4e23d36986da1e5fb22e77a9cea6bbdd44bfd6db21ec
[INFO] running `Command { std: "docker" "start" "-a" "c4bbd011f995f9720bbb4e23d36986da1e5fb22e77a9cea6bbdd44bfd6db21ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4bbd011f995f9720bbb4e23d36986da1e5fb22e77a9cea6bbdd44bfd6db21ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4bbd011f995f9720bbb4e23d36986da1e5fb22e77a9cea6bbdd44bfd6db21ec", kill_on_drop: false }`
[INFO] [stdout] c4bbd011f995f9720bbb4e23d36986da1e5fb22e77a9cea6bbdd44bfd6db21ec
[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=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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da1bf77e4e26a5348925eea2eb1f7f9e05c9e6c42848690c912ad5b7843ccf90
[INFO] running `Command { std: "docker" "start" "-a" "da1bf77e4e26a5348925eea2eb1f7f9e05c9e6c42848690c912ad5b7843ccf90", kill_on_drop: false }`
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking specta-macros v2.0.0-rc.17 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `then_option` is never used
[INFO] [stdout]    --> src/utils.rs:293:8
[INFO] [stdout]     |
[INFO] [stdout] 293 | pub fn then_option(condition: bool, inner: TokenStream) -> TokenStream {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `then_option` is never used
[INFO] [stdout]    --> src/utils.rs:293:8
[INFO] [stdout]     |
[INFO] [stdout] 293 | pub fn then_option(condition: bool, inner: TokenStream) -> TokenStream {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "da1bf77e4e26a5348925eea2eb1f7f9e05c9e6c42848690c912ad5b7843ccf90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da1bf77e4e26a5348925eea2eb1f7f9e05c9e6c42848690c912ad5b7843ccf90", kill_on_drop: false }`
[INFO] [stdout] da1bf77e4e26a5348925eea2eb1f7f9e05c9e6c42848690c912ad5b7843ccf90