[INFO] fetching crate swipl-macros 0.3.8...
[INFO] checking swipl-macros-0.3.8 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate swipl-macros 0.3.8 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate swipl-macros 0.3.8 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swipl-macros 0.3.8
[INFO] finished tweaking crates.io crate swipl-macros 0.3.8
[INFO] tweaked toml for crates.io crate swipl-macros 0.3.8 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.2.0)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.20)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9c6f836848e092549d28c046979201cc2cf3b0c0b72efdef85541747223dece
[INFO] running `Command { std: "docker" "start" "-a" "f9c6f836848e092549d28c046979201cc2cf3b0c0b72efdef85541747223dece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9c6f836848e092549d28c046979201cc2cf3b0c0b72efdef85541747223dece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c6f836848e092549d28c046979201cc2cf3b0c0b72efdef85541747223dece", kill_on_drop: false }`
[INFO] [stdout] f9c6f836848e092549d28c046979201cc2cf3b0c0b72efdef85541747223dece
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 482da7ed16749e3fa749632b28051fe0ba5d900481c1fcf120a4ff84b0891c21
[INFO] running `Command { std: "docker" "start" "-a" "482da7ed16749e3fa749632b28051fe0ba5d900481c1fcf120a4ff84b0891c21", kill_on_drop: false }`
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking syn v2.0.76
[INFO] [stderr]     Checking indexmap v2.4.0
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking proc-macro-crate v1.3.1
[INFO] [stderr]     Checking swipl-macros v0.3.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `generate_frontend` is never used
[INFO] [stdout]   --> src/predicate.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | trait ForeignPredicateDefinitionImpl {
[INFO] [stdout]    |       ------------------------------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn generate_frontend(&self) -> 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: method `generate_frontend` is never used
[INFO] [stdout]   --> src/predicate.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | trait ForeignPredicateDefinitionImpl {
[INFO] [stdout]    |       ------------------------------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn generate_frontend(&self) -> 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "482da7ed16749e3fa749632b28051fe0ba5d900481c1fcf120a4ff84b0891c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482da7ed16749e3fa749632b28051fe0ba5d900481c1fcf120a4ff84b0891c21", kill_on_drop: false }`
[INFO] [stdout] 482da7ed16749e3fa749632b28051fe0ba5d900481c1fcf120a4ff84b0891c21