[INFO] fetching crate iter-solver 0.2.1...
[INFO] testing iter-solver-0.2.1 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate iter-solver 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate iter-solver 0.2.1
[INFO] finished tweaking crates.io crate iter-solver 0.2.1
[INFO] tweaked toml for crates.io crate iter-solver 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iter-solver 0.2.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate iter-solver 0.2.1 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b0d2a64a93df82e1f2974a6991073d05264456d45e9790f2cb5462a6551487e
[INFO] running `Command { std: "docker" "start" "-a" "0b0d2a64a93df82e1f2974a6991073d05264456d45e9790f2cb5462a6551487e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b0d2a64a93df82e1f2974a6991073d05264456d45e9790f2cb5462a6551487e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b0d2a64a93df82e1f2974a6991073d05264456d45e9790f2cb5462a6551487e", kill_on_drop: false }`
[INFO] [stdout] 0b0d2a64a93df82e1f2974a6991073d05264456d45e9790f2cb5462a6551487e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6739301ffed1642cc412bc8d615b5123836ede0b203babf73ba6ae9ab0d61a04
[INFO] running `Command { std: "docker" "start" "-a" "6739301ffed1642cc412bc8d615b5123836ede0b203babf73ba6ae9ab0d61a04", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling iter-solver v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `Command { std: "docker" "inspect" "6739301ffed1642cc412bc8d615b5123836ede0b203babf73ba6ae9ab0d61a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6739301ffed1642cc412bc8d615b5123836ede0b203babf73ba6ae9ab0d61a04", kill_on_drop: false }`
[INFO] [stdout] 6739301ffed1642cc412bc8d615b5123836ede0b203babf73ba6ae9ab0d61a04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4387974d312d8ca1212c1b63088649bb71db9cf6760316ad0f891482bddb57cd
[INFO] running `Command { std: "docker" "start" "-a" "4387974d312d8ca1212c1b63088649bb71db9cf6760316ad0f891482bddb57cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-solver v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "4387974d312d8ca1212c1b63088649bb71db9cf6760316ad0f891482bddb57cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4387974d312d8ca1212c1b63088649bb71db9cf6760316ad0f891482bddb57cd", kill_on_drop: false }`
[INFO] [stdout] 4387974d312d8ca1212c1b63088649bb71db9cf6760316ad0f891482bddb57cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5fd6b24772f776584a6d43ae9507ff93f9992e36064243959d89a77d1678abee
[INFO] running `Command { std: "docker" "start" "-a" "5fd6b24772f776584a6d43ae9507ff93f9992e36064243959d89a77d1678abee", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iter_solver-f529a07a3a9c2915)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::newton::solver_iter ... ok
[INFO] [stdout] test test::newton::test ... ok
[INFO] [stdout] test test::test_leak::solve ... ok
[INFO] [stdout] test test::newton::show ... ok
[INFO] [stdout] test test::guard::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iter_solver
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/../README.md - (line 5) - compile ... ok
[INFO] [stdout] test src/lib.rs - Solver<State,Problem,IterFn,TermFn>::into_iter (line 256) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - Solver<State,Problem,IterFn,TermFn>::solve_with_max_iteration (line 140) ... ok
[INFO] [stdout] test src/lib.rs - Solver<State,Problem,IterFn,TermFn>::solve_with_timeout (line 194) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Solver<State,Problem,IterFn,TermFn>::into_iter (line 256) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `iter_fn` in this scope
[INFO] [stdout]  --> src/lib.rs:260:48
[INFO] [stdout]   |
[INFO] [stdout] 7 | let solver: Solver<f64, _, _, _> = Solver::new(iter_fn, term_cond);
[INFO] [stdout]   |                                                ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `term_cond` in this scope
[INFO] [stdout]  --> src/lib.rs:260:57
[INFO] [stdout]   |
[INFO] [stdout] 7 | let solver: Solver<f64, _, _, _> = Solver::new(iter_fn, term_cond);
[INFO] [stdout]   |                                                         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `problem` in this scope
[INFO] [stdout]   --> src/lib.rs:263:43
[INFO] [stdout]    |
[INFO] [stdout] 10 | for state_float in solver.into_iter(2.0, &problem) {
[INFO] [stdout]    |                                           ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Solver<State,Problem,IterFn,TermFn>::into_iter (line 256)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.30s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.40s; merged doctests compilation took 0.10s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5fd6b24772f776584a6d43ae9507ff93f9992e36064243959d89a77d1678abee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd6b24772f776584a6d43ae9507ff93f9992e36064243959d89a77d1678abee", kill_on_drop: false }`
[INFO] [stdout] 5fd6b24772f776584a6d43ae9507ff93f9992e36064243959d89a77d1678abee
