[INFO] fetching crate with_builtin_macros 0.1.0...
[INFO] checking with_builtin_macros-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate with_builtin_macros 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate with_builtin_macros 0.1.0
[INFO] finished tweaking crates.io crate with_builtin_macros 0.1.0
[INFO] tweaked toml for crates.io crate with_builtin_macros 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate with_builtin_macros 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate with_builtin_macros 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 810b02138c452dde80f0d5d611ff6c03d42ee047c697ce7c19406cbeb55e6951
[INFO] running `Command { std: "docker" "start" "-a" "810b02138c452dde80f0d5d611ff6c03d42ee047c697ce7c19406cbeb55e6951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "810b02138c452dde80f0d5d611ff6c03d42ee047c697ce7c19406cbeb55e6951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810b02138c452dde80f0d5d611ff6c03d42ee047c697ce7c19406cbeb55e6951", kill_on_drop: false }`
[INFO] [stdout] 810b02138c452dde80f0d5d611ff6c03d42ee047c697ce7c19406cbeb55e6951
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 456e83ccfaf935a2e48ba8dc5790994418242dea96bc006f1c62303f02272344
[INFO] running `Command { std: "docker" "start" "-a" "456e83ccfaf935a2e48ba8dc5790994418242dea96bc006f1c62303f02272344", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.0
[INFO] [stderr]    Compiling syn v1.0.0
[INFO] [stderr]    Compiling quote v1.0.0
[INFO] [stderr]    Compiling with_builtin_macros-proc_macros v0.1.0
[INFO] [stderr]     Checking with_builtin_macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Foo` is never used
[INFO] [stdout]   --> examples/main.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |           enum Foo {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 | / foo! {
[INFO] [stdout] 44 | |     Foo, Bar, Baz
[INFO] [stdout] 45 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "456e83ccfaf935a2e48ba8dc5790994418242dea96bc006f1c62303f02272344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "456e83ccfaf935a2e48ba8dc5790994418242dea96bc006f1c62303f02272344", kill_on_drop: false }`
[INFO] [stdout] 456e83ccfaf935a2e48ba8dc5790994418242dea96bc006f1c62303f02272344