[INFO] updating cached repository https://github.com/Delorus/rcalc
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 19e8b78f0c146db277b49e680d4ffeffc5fb799a
[INFO] checking Delorus/rcalc against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDelorus%2Frcalc" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Delorus/rcalc on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Delorus/rcalc
[INFO] finished tweaking git repo https://github.com/Delorus/rcalc
[INFO] tweaked toml for git repo https://github.com/Delorus/rcalc written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Delorus/rcalc already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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] 7341e243adbbb3260c3849a6a4ff0c230ddd51129c6b62adfaf96f6253d6a807
[INFO] running `"docker" "start" "-a" "7341e243adbbb3260c3849a6a4ff0c230ddd51129c6b62adfaf96f6253d6a807"`
[INFO] [stderr]     Checking rcalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: attribute must be of the form `#[ignore]` or `#[ignore = "reason"]`
[INFO] [stderr]    --> src/lib.rs:298:5
[INFO] [stderr]     |
[INFO] [stderr] 298 |     #[ignore("not supported")]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[deny(ill_formed_attribute_input)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::Chars`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::str::Chars;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::Chars`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::str::Chars;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rcalc`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/lib.rs:142:13
[INFO] [stderr]     |
[INFO] [stderr] 142 |             _ => panic!("Bug in your code! Found token '{:?}', that could not be processed", token)
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `priority`
[INFO] [stderr]   --> src/lib.rs:50:31
[INFO] [stderr]    |
[INFO] [stderr] 50 |             Token::Operator { priority, sign } => {
[INFO] [stderr]    |                               ^^^^^^^^ help: try ignoring the field: `priority: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `priority`
[INFO] [stderr]   --> src/parser.rs:21:37
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Token::Operator { sign, priority } => write!(f, "{}", sign),
[INFO] [stderr]    |                                     ^^^^^^^^ help: try ignoring the field: `priority: _`
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7341e243adbbb3260c3849a6a4ff0c230ddd51129c6b62adfaf96f6253d6a807"`
[INFO] running `"docker" "rm" "-f" "7341e243adbbb3260c3849a6a4ff0c230ddd51129c6b62adfaf96f6253d6a807"`
[INFO] [stdout] 7341e243adbbb3260c3849a6a4ff0c230ddd51129c6b62adfaf96f6253d6a807