[INFO] crate frunk_proc_macros 0.0.4 is already in cache
[INFO] checking frunk_proc_macros-0.0.4 against master#d939f708d960161d23b964309ba68ff207fc0ead for pr-70087
[INFO] extracting crate frunk_proc_macros 0.0.4 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate frunk_proc_macros 0.0.4 on toolchain d939f708d960161d23b964309ba68ff207fc0ead
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate frunk_proc_macros 0.0.4
[INFO] finished tweaking crates.io crate frunk_proc_macros 0.0.4
[INFO] tweaked toml for crates.io crate frunk_proc_macros 0.0.4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84c52fa1d67592c28ac6f370d7f00b5df281a6a3657c5ea3268cdca2e064ead0
[INFO] running `"docker" "start" "-a" "84c52fa1d67592c28ac6f370d7f00b5df281a6a3657c5ea3268cdca2e064ead0"`
[INFO] [stderr]    Compiling frunk_core v0.3.1
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.0.4
[INFO] [stderr]    Compiling frunk_derives v0.3.1
[INFO] [stderr]    Compiling frunk_proc_macros_impl v0.0.4
[INFO] [stderr]     Checking frunk_proc_macros v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking frunk v0.3.1
[INFO] [stderr] warning: enum is never used: `ProcMacroHack`
[INFO] [stderr]    --> src/lib.rs:77:1
[INFO] [stderr]     |
[INFO] [stderr] 77  | #[proc_macro_hack]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 135 |         let dimensions_lens = path!(dimensions);
[INFO] [stderr]     |                               ----------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ProcMacroHack`
[INFO] [stderr]    --> src/lib.rs:77:1
[INFO] [stderr]     |
[INFO] [stderr] 77  | #[proc_macro_hack]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 136 |         let height_lens = dimensions_lens + path!(height); // compose multiple
[INFO] [stderr]     |                                             ------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ProcMacroHack`
[INFO] [stderr]    --> src/lib.rs:77:1
[INFO] [stderr]     |
[INFO] [stderr] 77  | #[proc_macro_hack]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 137 |         let unit_lens = path!(dimensions.unit); // dot syntax to just do the whole thing at once
[INFO] [stderr]     |                         ---------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.38s
[INFO] running `"docker" "inspect" "84c52fa1d67592c28ac6f370d7f00b5df281a6a3657c5ea3268cdca2e064ead0"`
[INFO] running `"docker" "rm" "-f" "84c52fa1d67592c28ac6f370d7f00b5df281a6a3657c5ea3268cdca2e064ead0"`
[INFO] [stdout] 84c52fa1d67592c28ac6f370d7f00b5df281a6a3657c5ea3268cdca2e064ead0