[INFO] fetching crate enum-ref-macro 0.1.0... [INFO] checking enum-ref-macro-0.1.0 against master#75530e9f72a1990ed2305e16fd51d02f47048f12 for pr-138676 [INFO] extracting crate enum-ref-macro 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate enum-ref-macro 0.1.0 on toolchain 75530e9f72a1990ed2305e16fd51d02f47048f12 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate enum-ref-macro 0.1.0 [INFO] finished tweaking crates.io crate enum-ref-macro 0.1.0 [INFO] tweaked toml for crates.io crate enum-ref-macro 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "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 4 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a26bccc3324b402475f8d264cd031c36a72b9506ff9e3700ba02a604ef404b93 [INFO] running `Command { std: "docker" "start" "-a" "a26bccc3324b402475f8d264cd031c36a72b9506ff9e3700ba02a604ef404b93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a26bccc3324b402475f8d264cd031c36a72b9506ff9e3700ba02a604ef404b93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a26bccc3324b402475f8d264cd031c36a72b9506ff9e3700ba02a604ef404b93", kill_on_drop: false }` [INFO] [stdout] a26bccc3324b402475f8d264cd031c36a72b9506ff9e3700ba02a604ef404b93 [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_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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7cebdc1bf4632d6fe8546393b1ac13e69ada471f5f5751cc2056245a0ffda456 [INFO] running `Command { std: "docker" "start" "-a" "7cebdc1bf4632d6fe8546393b1ac13e69ada471f5f5751cc2056245a0ffda456", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Checking unicode-ident v1.0.18 [INFO] [stderr] Checking quote v1.0.40 [INFO] [stderr] Checking syn v2.0.100 [INFO] [stderr] Checking enum-ref-macro v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `filter_repr` is never used [INFO] [stdout] --> src/utils.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub trait AttributeExt { [INFO] [stdout] | ------------ method in this trait [INFO] [stdout] ... [INFO] [stdout] 7 | fn filter_repr(&self) -> Option<&syn::Attribute>; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `filter_repr` is never used [INFO] [stdout] --> src/utils.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub trait AttributeExt { [INFO] [stdout] | ------------ method in this trait [INFO] [stdout] ... [INFO] [stdout] 7 | fn filter_repr(&self) -> Option<&syn::Attribute>; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.65s [INFO] running `Command { std: "docker" "inspect" "7cebdc1bf4632d6fe8546393b1ac13e69ada471f5f5751cc2056245a0ffda456", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cebdc1bf4632d6fe8546393b1ac13e69ada471f5f5751cc2056245a0ffda456", kill_on_drop: false }` [INFO] [stdout] 7cebdc1bf4632d6fe8546393b1ac13e69ada471f5f5751cc2056245a0ffda456