[INFO] fetching crate swipl-macros 0.3.8...
[INFO] building swipl-macros-0.3.8 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate swipl-macros 0.3.8 into /workspace/builds/worker-0-tc1/source
[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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate swipl-macros 0.3.8 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (available: v3.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfc5438e04195f474d16cd6c167be4ff2b54dc6f34933cfade252c1533e0d16f
[INFO] running `Command { std: "docker" "start" "-a" "bfc5438e04195f474d16cd6c167be4ff2b54dc6f34933cfade252c1533e0d16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfc5438e04195f474d16cd6c167be4ff2b54dc6f34933cfade252c1533e0d16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfc5438e04195f474d16cd6c167be4ff2b54dc6f34933cfade252c1533e0d16f", kill_on_drop: false }`
[INFO] [stdout] bfc5438e04195f474d16cd6c167be4ff2b54dc6f34933cfade252c1533e0d16f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdd00ebfb50b3dcdca7c9ba052dde75b0a2b42d7e7de9c7da200bb1747f0b6da
[INFO] running `Command { std: "docker" "start" "-a" "fdd00ebfb50b3dcdca7c9ba052dde75b0a2b42d7e7de9c7da200bb1747f0b6da", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.96s
[INFO] running `Command { std: "docker" "inspect" "fdd00ebfb50b3dcdca7c9ba052dde75b0a2b42d7e7de9c7da200bb1747f0b6da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd00ebfb50b3dcdca7c9ba052dde75b0a2b42d7e7de9c7da200bb1747f0b6da", kill_on_drop: false }`
[INFO] [stdout] fdd00ebfb50b3dcdca7c9ba052dde75b0a2b42d7e7de9c7da200bb1747f0b6da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acca8189f5df99f37a17cb4bcd6f73dd028fca4234a827a309fb08e46450709e
[INFO] running `Command { std: "docker" "start" "-a" "acca8189f5df99f37a17cb4bcd6f73dd028fca4234a827a309fb08e46450709e", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) on by default
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "acca8189f5df99f37a17cb4bcd6f73dd028fca4234a827a309fb08e46450709e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acca8189f5df99f37a17cb4bcd6f73dd028fca4234a827a309fb08e46450709e", kill_on_drop: false }`
[INFO] [stdout] acca8189f5df99f37a17cb4bcd6f73dd028fca4234a827a309fb08e46450709e