[INFO] fetching crate cfg_eval 0.1.2...
[INFO] checking cfg_eval-0.1.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate cfg_eval 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate cfg_eval 0.1.2
[INFO] finished tweaking crates.io crate cfg_eval 0.1.2
[INFO] tweaked toml for crates.io crate cfg_eval 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cfg_eval 0.1.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cfg_eval 0.1.2 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bdea93a645ea9c87d9e9c4ffee3e0f73754ca2d0c945c973dde259f07fb396b
[INFO] running `Command { std: "docker" "start" "-a" "5bdea93a645ea9c87d9e9c4ffee3e0f73754ca2d0c945c973dde259f07fb396b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bdea93a645ea9c87d9e9c4ffee3e0f73754ca2d0c945c973dde259f07fb396b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bdea93a645ea9c87d9e9c4ffee3e0f73754ca2d0c945c973dde259f07fb396b", kill_on_drop: false }`
[INFO] [stdout] 5bdea93a645ea9c87d9e9c4ffee3e0f73754ca2d0c945c973dde259f07fb396b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5de64d06f152080a37841b62213aca4e3eb3ac76733fec6f758e8e85fb721bb6
[INFO] running `Command { std: "docker" "start" "-a" "5de64d06f152080a37841b62213aca4e3eb3ac76733fec6f758e8e85fb721bb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]     Checking unicode-ident v1.0.9
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.2.0
[INFO] [stderr]     Checking macro_rules_attribute v0.2.0
[INFO] [stderr]    Compiling syn v2.0.0
[INFO] [stderr]     Checking cfg_eval v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0774]: `derive` may only be applied to `struct`s, `enum`s and `union`s
[INFO] [stdout]   --> examples/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |       #[cfg_eval]
[INFO] [stdout]    |       ^^^^^^^^^^^ not applicable here
[INFO] [stdout] 27 |       #[apply(debugger)]
[INFO] [stdout] 28 | /     const _: () = {
[INFO] [stdout] 29 | |         enum _WithoutCfgEval {
[INFO] [stdout] 30 | |             #[cfg(any())]
[INFO] [stdout] 31 | |             NonExistingVariant,
[INFO] [stdout] ...  |
[INFO] [stdout] 35 | |         #[cfg(any())] { 27 }
[INFO] [stdout] 36 | |     };
[INFO] [stdout]    | |______- not a `struct`, `enum` or `union`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `cfg_eval` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0774`.
[INFO] [stdout] 
[INFO] [stdout] error[E0774]: `derive` may only be applied to `struct`s, `enum`s and `union`s
[INFO] [stdout]   --> tests/item.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |       #[::cfg_eval::cfg_eval]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^ not applicable here
[INFO] [stdout] 11 |       #[::macro_rules_attribute::apply(stringify_rhs!)]
[INFO] [stdout] 12 |       const _: () = { $($body)* };
[INFO] [stdout]    |       ---------------------------- not a `struct`, `enum` or `union`
[INFO] [stdout] ...
[INFO] [stdout] 19 | /         cfg_eval_stringify! {
[INFO] [stdout] 20 | |             enum _WithoutCfgEval {
[INFO] [stdout] 21 | |                 #[cfg(any())]
[INFO] [stdout] 22 | |                 NonExistingVariant,
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |         },
[INFO] [stdout]    | |_________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `::cfg_eval::cfg_eval` which comes from the expansion of the macro `cfg_eval_stringify` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `stringify_rhs`
[INFO] [stdout]  --> tests/item.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! stringify_rhs {(
[INFO] [stdout]   |              ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cfg_eval` (example "main") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> tests/item.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | /         stringify! {
[INFO] [stdout] 41 | |             enum _WithoutCfgEval {
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |         },
[INFO] [stdout]    | |_________^ expected `()`, found `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0774.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cfg_eval` (test "item") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "5de64d06f152080a37841b62213aca4e3eb3ac76733fec6f758e8e85fb721bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de64d06f152080a37841b62213aca4e3eb3ac76733fec6f758e8e85fb721bb6", kill_on_drop: false }`
[INFO] [stdout] 5de64d06f152080a37841b62213aca4e3eb3ac76733fec6f758e8e85fb721bb6