[INFO] fetching crate flexi_func_declarative 0.2.7...
[INFO] testing flexi_func_declarative-0.2.7 against 1.90.0 for beta-1.91-3
[INFO] extracting crate flexi_func_declarative 0.2.7 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate flexi_func_declarative 0.2.7
[INFO] finished tweaking crates.io crate flexi_func_declarative 0.2.7
[INFO] tweaked toml for crates.io crate flexi_func_declarative 0.2.7 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flexi_func_declarative 0.2.7 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aaaa328163ac6612e346ce7a9d743dbb42a036838c215c60787001068dded76d
[INFO] running `Command { std: "docker" "start" "-a" "aaaa328163ac6612e346ce7a9d743dbb42a036838c215c60787001068dded76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaaa328163ac6612e346ce7a9d743dbb42a036838c215c60787001068dded76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaaa328163ac6612e346ce7a9d743dbb42a036838c215c60787001068dded76d", kill_on_drop: false }`
[INFO] [stdout] aaaa328163ac6612e346ce7a9d743dbb42a036838c215c60787001068dded76d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fed174f072ae601a4e35111649718fed864f4ea1e3aa60b31ebfad012484764a
[INFO] running `Command { std: "docker" "start" "-a" "fed174f072ae601a4e35111649718fed864f4ea1e3aa60b31ebfad012484764a", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexi_func_declarative v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "fed174f072ae601a4e35111649718fed864f4ea1e3aa60b31ebfad012484764a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed174f072ae601a4e35111649718fed864f4ea1e3aa60b31ebfad012484764a", kill_on_drop: false }`
[INFO] [stdout] fed174f072ae601a4e35111649718fed864f4ea1e3aa60b31ebfad012484764a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c28c46dde6d1a82f0ac03f65679c59ca2036d652f92b3d791f9ea3053996cf7
[INFO] running `Command { std: "docker" "start" "-a" "8c28c46dde6d1a82f0ac03f65679c59ca2036d652f92b3d791f9ea3053996cf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexi_func_declarative v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "8c28c46dde6d1a82f0ac03f65679c59ca2036d652f92b3d791f9ea3053996cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c28c46dde6d1a82f0ac03f65679c59ca2036d652f92b3d791f9ea3053996cf7", kill_on_drop: false }`
[INFO] [stdout] 8c28c46dde6d1a82f0ac03f65679c59ca2036d652f92b3d791f9ea3053996cf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1d6393259befaab4ae0439c6debfc01338e9edc45d8c5ccdd06be03f0447199b
[INFO] running `Command { std: "docker" "start" "-a" "1d6393259befaab4ae0439c6debfc01338e9edc45d8c5ccdd06be03f0447199b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flexi_func_declarative-842c27b4dab9c5b3)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests flexi_func_declarative
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - fb (line 86) ... FAILED
[INFO] [stdout] test src/lib.rs - fb (line 50) ... FAILED
[INFO] [stdout] test src/lib.rs - fb (line 10) ... FAILED
[INFO] [stdout] test src/lib.rs - fb (line 36) ... FAILED
[INFO] [stdout] test src/lib.rs - fb (line 28) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - fb (line 86) stdout ----
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/lib.rs:88:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | By leveraging the `fb!` macro in your Rust projects, you can maintain cleaner and more maintainable codebases, especially when dealing wi...
[INFO] [stdout]   |                   ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 2 - By leveraging the `fb!` macro in your Rust projects, you can maintain cleaner and more maintainable codebases, especially when dealing with the complexities of synchronous and asynchronous programming patterns.
[INFO] [stdout] 2 + By leveraging the 'fb!` macro in your Rust projects, you can maintain cleaner and more maintainable codebases, especially when dealing with the complexities of synchronous and asynchronous programming patterns.
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/lib.rs:88:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | By leveraging the `fb!` macro in your Rust projects, you can maintain cleaner and more maintainable codebases, especially when dealing wi...
[INFO] [stdout]   |                       ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 2 - By leveraging the `fb!` macro in your Rust projects, you can maintain cleaner and more maintainable codebases, especially when dealing with the complexities of synchronous and asynchronous programming patterns.
[INFO] [stdout] 2 + By leveraging the `fb!' macro in your Rust projects, you can maintain cleaner and more maintainable codebases, especially when dealing with the complexities of synchronous and asynchronous programming patterns.
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!` or `::`, found `leveraging`
[INFO] [stdout]  --> src/lib.rs:88:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | By leveraging the `fb!` macro in your Rust projects, you can maintain cleaner and more maintainable codebases, especially when dealing wi...
[INFO] [stdout]   |    ^^^^^^^^^^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - fb (line 50) stdout ----
[INFO] [stdout] error: cannot find macro `fb` in this scope
[INFO] [stdout]  --> src/lib.rs:57:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | fb!(sync, process_data, (data: Vec<u8>), -> Result<(), MyError>, {
[INFO] [stdout]   | ^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use flexi_func_declarative::fb;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `async`
[INFO] [stdout]  --> src/lib.rs:51:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(feature = "async")]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `r#async` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `async`
[INFO] [stdout]  --> src/lib.rs:56:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(not(feature = "async"))]
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `r#async` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - fb (line 10) stdout ----
[INFO] [stdout] error: cannot find macro `fb` in this scope
[INFO] [stdout]  --> src/lib.rs:11:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | fb!(mode, function_name, (parameter1: Type1, parameter2: Type2, ...), -> ReturnType, {
[INFO] [stdout]   | ^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use flexi_func_declarative::fb;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - fb (line 36) stdout ----
[INFO] [stdout] error: cannot find macro `fb` in this scope
[INFO] [stdout]  --> src/lib.rs:37:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | fb!(async, fetch_data, (url: String), -> Result<String, reqwest::Error>, {
[INFO] [stdout]   | ^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use flexi_func_declarative::fb;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - fb (line 28) stdout ----
[INFO] [stdout] error: cannot find macro `fb` in this scope
[INFO] [stdout]  --> src/lib.rs:29:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | fb!(sync, greet, (name: String), -> String, {
[INFO] [stdout]   | ^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use flexi_func_declarative::fb;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - fb (line 10)
[INFO] [stdout]     src/lib.rs - fb (line 28)
[INFO] [stdout]     src/lib.rs - fb (line 36)
[INFO] [stdout]     src/lib.rs - fb (line 50)
[INFO] [stdout]     src/lib.rs - fb (line 86)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1d6393259befaab4ae0439c6debfc01338e9edc45d8c5ccdd06be03f0447199b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d6393259befaab4ae0439c6debfc01338e9edc45d8c5ccdd06be03f0447199b", kill_on_drop: false }`
[INFO] [stdout] 1d6393259befaab4ae0439c6debfc01338e9edc45d8c5ccdd06be03f0447199b