[INFO] cloning repository https://github.com/Delorus/rcalc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Delorus/rcalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDelorus%2Frcalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDelorus%2Frcalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19e8b78f0c146db277b49e680d4ffeffc5fb799a
[INFO] checking Delorus/rcalc against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDelorus%2Frcalc" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Delorus/rcalc on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Delorus/rcalc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74b5724b87758fc17fd9c5cad1226d2e35173def818f5f5c6fc1aa0e832e1724
[INFO] running `Command { std: "docker" "start" "-a" "74b5724b87758fc17fd9c5cad1226d2e35173def818f5f5c6fc1aa0e832e1724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74b5724b87758fc17fd9c5cad1226d2e35173def818f5f5c6fc1aa0e832e1724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74b5724b87758fc17fd9c5cad1226d2e35173def818f5f5c6fc1aa0e832e1724", kill_on_drop: false }`
[INFO] [stdout] 74b5724b87758fc17fd9c5cad1226d2e35173def818f5f5c6fc1aa0e832e1724
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ed93a33b7ed808810cbdc11da4b3effb6b5d404c489988263532651d2591c8e
[INFO] running `Command { std: "docker" "start" "-a" "5ed93a33b7ed808810cbdc11da4b3effb6b5d404c489988263532651d2591c8e", kill_on_drop: false }`
[INFO] [stderr]     Checking rcalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::Chars`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::Chars;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attribute must be of the form `#[ignore]` or `#[ignore = "reason"]`
[INFO] [stdout]    --> src/lib.rs:298:5
[INFO] [stdout]     |
[INFO] [stdout] 298 |     #[ignore("not supported")]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(ill_formed_attribute_input)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::Chars`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::Chars;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             _ => panic!("Bug in your code! Found token '{:?}', that could not be processed", token)
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `priority`
[INFO] [stdout]   --> src/lib.rs:50:31
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Token::Operator { priority, sign } => {
[INFO] [stdout]    |                               ^^^^^^^^ help: try ignoring the field: `priority: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `priority`
[INFO] [stdout]   --> src/parser.rs:21:37
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Token::Operator { sign, priority } => write!(f, "{}", sign),
[INFO] [stdout]    |                                     ^^^^^^^^ help: try ignoring the field: `priority: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcalc` due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5ed93a33b7ed808810cbdc11da4b3effb6b5d404c489988263532651d2591c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed93a33b7ed808810cbdc11da4b3effb6b5d404c489988263532651d2591c8e", kill_on_drop: false }`
[INFO] [stdout] 5ed93a33b7ed808810cbdc11da4b3effb6b5d404c489988263532651d2591c8e