[INFO] fetching crate fuzzy-expert 0.1.0...
[INFO] checking fuzzy-expert-0.1.0 against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] extracting crate fuzzy-expert 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate fuzzy-expert 0.1.0
[INFO] finished tweaking crates.io crate fuzzy-expert 0.1.0
[INFO] tweaked toml for crates.io crate fuzzy-expert 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fuzzy-expert 0.1.0 on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding fixed-map v0.8.2 (available: v0.9.5)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4c53066a621e56cdf16d23b9091df13461726b1d6448aef8aa92d0539135e2e
[INFO] running `Command { std: "docker" "start" "-a" "b4c53066a621e56cdf16d23b9091df13461726b1d6448aef8aa92d0539135e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4c53066a621e56cdf16d23b9091df13461726b1d6448aef8aa92d0539135e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c53066a621e56cdf16d23b9091df13461726b1d6448aef8aa92d0539135e2e", kill_on_drop: false }`
[INFO] [stdout] b4c53066a621e56cdf16d23b9091df13461726b1d6448aef8aa92d0539135e2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01ecab2d48a0a2a572a00b69669cbee3ed683627dc1e6bb355ed3802b95b033c
[INFO] running `Command { std: "docker" "start" "-a" "01ecab2d48a0a2a572a00b69669cbee3ed683627dc1e6bb355ed3802b95b033c", kill_on_drop: false }`
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling fixed-map-derive v0.8.2
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking fixed-map v0.8.2
[INFO] [stderr]     Checking fuzzy-expert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:105:17
[INFO] [stdout]     |
[INFO] [stdout] 105 |                 Self::Rs.call(Some(u), Some(v)).into_iter().next().expect("unreachable"),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:105:17
[INFO] [stdout]     |
[INFO] [stdout] 105 |                 Self::Rs.call(Some(u), Some(v)).into_iter().next().expect("unreachable"),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 | /                 Self::Rg
[INFO] [stdout] 107 | |                     .call(Some(F::one() - u), Some(F::one() - v))
[INFO] [stdout] 108 | |                     .into_iter()
[INFO] [stdout]     | |________________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:113:17
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 Self::Rg.call(Some(u), Some(v)).into_iter().next().expect("unreachable"),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 | /                 Self::Rg
[INFO] [stdout] 107 | |                     .call(Some(F::one() - u), Some(F::one() - v))
[INFO] [stdout] 108 | |                     .into_iter()
[INFO] [stdout]     | |________________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 | /                 Self::Rs
[INFO] [stdout] 115 | |                     .call(Some(F::one() - u), Some(F::one() - v))
[INFO] [stdout] 116 | |                     .into_iter()
[INFO] [stdout]     | |________________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:113:17
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 Self::Rg.call(Some(u), Some(v)).into_iter().next().expect("unreachable"),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 | /                 Self::Rs
[INFO] [stdout] 115 | |                     .call(Some(F::one() - u), Some(F::one() - v))
[INFO] [stdout] 116 | |                     .into_iter()
[INFO] [stdout]     | |________________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 Self::Rg.call(Some(u), Some(v)).into_iter().next().expect("unreachable"),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 Self::Rg.call(Some(u), Some(v)).into_iter().next().expect("unreachable"),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | /                 Self::Rg
[INFO] [stdout] 123 | |                     .call(Some(F::one() - u), Some(F::one() - v))
[INFO] [stdout] 124 | |                     .into_iter()
[INFO] [stdout]     | |________________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:129:17
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 Self::Rs.call(Some(u), Some(v)).into_iter().next().expect("unreachable"),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 | /                 Self::Rs
[INFO] [stdout] 131 | |                     .call(Some(F::one() - u), Some(F::one() - v))
[INFO] [stdout] 132 | |                     .into_iter()
[INFO] [stdout]     | |________________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 | /                 Self::Rg
[INFO] [stdout] 123 | |                     .call(Some(F::one() - u), Some(F::one() - v))
[INFO] [stdout] 124 | |                     .into_iter()
[INFO] [stdout]     | |________________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:129:17
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 Self::Rs.call(Some(u), Some(v)).into_iter().next().expect("unreachable"),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/ops.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 | /                 Self::Rs
[INFO] [stdout] 131 | |                     .call(Some(F::one() - u), Some(F::one() - v))
[INFO] [stdout] 132 | |                     .into_iter()
[INFO] [stdout]     | |________________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fuzzy-expert` (lib) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fuzzy-expert` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "01ecab2d48a0a2a572a00b69669cbee3ed683627dc1e6bb355ed3802b95b033c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ecab2d48a0a2a572a00b69669cbee3ed683627dc1e6bb355ed3802b95b033c", kill_on_drop: false }`
[INFO] [stdout] 01ecab2d48a0a2a572a00b69669cbee3ed683627dc1e6bb355ed3802b95b033c