[INFO] fetching crate macroific 1.0.1...
[INFO] checking macroific-1.0.1 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate macroific 1.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate macroific 1.0.1 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate macroific 1.0.1
[INFO] finished tweaking crates.io crate macroific 1.0.1
[INFO] tweaked toml for crates.io crate macroific 1.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate macroific 1.0.1 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" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 160582088de3727c6eb7afdaffef49dd82b9e0ba48414ec7ee32837be2bd95c0
[INFO] running `Command { std: "docker" "start" "-a" "160582088de3727c6eb7afdaffef49dd82b9e0ba48414ec7ee32837be2bd95c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "160582088de3727c6eb7afdaffef49dd82b9e0ba48414ec7ee32837be2bd95c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160582088de3727c6eb7afdaffef49dd82b9e0ba48414ec7ee32837be2bd95c0", kill_on_drop: false }`
[INFO] [stdout] 160582088de3727c6eb7afdaffef49dd82b9e0ba48414ec7ee32837be2bd95c0
[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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90b2cd31215c9f61e82fc3e3e9fdd892f3b6047646ba3ec6bfc8d4ce645e63df
[INFO] running `Command { std: "docker" "start" "-a" "90b2cd31215c9f61e82fc3e3e9fdd892f3b6047646ba3ec6bfc8d4ce645e63df", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]     Checking syn v2.0.25
[INFO] [stderr]    Compiling macroific_core v1.0.0
[INFO] [stdout] error[E0658]: cannot borrow here, since the borrowed element may contain interior mutability
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/macroific_core-1.0.0/src/elements/module_prefix.rs:68:27
[INFO] [stdout]    |
[INFO] [stdout] 68 |             self.suffixed(path.leading_colon.is_none(), path)
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     common_impl!();
[INFO] [stdout]    |     -------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #80384 <https://github.com/rust-lang/rust/issues/80384> for more information
[INFO] [stdout]    = help: add `#![feature(const_refs_to_cell)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in the macro `common_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: cannot borrow here, since the borrowed element may contain interior mutability
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/macroific_core-1.0.0/src/elements/module_prefix.rs:68:27
[INFO] [stdout]     |
[INFO] [stdout] 68  |             self.suffixed(path.leading_colon.is_none(), path)
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     common_impl!();
[INFO] [stdout]     |     -------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #80384 <https://github.com/rust-lang/rust/issues/80384> for more information
[INFO] [stdout]     = help: add `#![feature(const_refs_to_cell)]` to the crate attributes to enable
[INFO] [stdout]     = note: this error originates in the macro `common_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `macroific_core` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "90b2cd31215c9f61e82fc3e3e9fdd892f3b6047646ba3ec6bfc8d4ce645e63df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b2cd31215c9f61e82fc3e3e9fdd892f3b6047646ba3ec6bfc8d4ce645e63df", kill_on_drop: false }`
[INFO] [stdout] 90b2cd31215c9f61e82fc3e3e9fdd892f3b6047646ba3ec6bfc8d4ce645e63df
