[INFO] fetching crate maelstrom-simex 0.14.0...
[INFO] testing maelstrom-simex-0.14.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate maelstrom-simex 0.14.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate maelstrom-simex 0.14.0
[INFO] finished tweaking crates.io crate maelstrom-simex 0.14.0
[INFO] tweaked toml for crates.io crate maelstrom-simex 0.14.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate maelstrom-simex 0.14.0 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 maelstrom-simex 0.14.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d3be0e4979888ba2f495896458e6721b814f8588b095465bf61b92af98634804
[INFO] running `Command { std: "docker" "start" "-a" "d3be0e4979888ba2f495896458e6721b814f8588b095465bf61b92af98634804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3be0e4979888ba2f495896458e6721b814f8588b095465bf61b92af98634804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3be0e4979888ba2f495896458e6721b814f8588b095465bf61b92af98634804", kill_on_drop: false }`
[INFO] [stdout] d3be0e4979888ba2f495896458e6721b814f8588b095465bf61b92af98634804
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a8dfbe12c03126d28fe8daa07c2551051b6ff4d76aff903aaf9b8ed55fcf7925
[INFO] running `Command { std: "docker" "start" "-a" "a8dfbe12c03126d28fe8daa07c2551051b6ff4d76aff903aaf9b8ed55fcf7925", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling maelstrom-simex v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "a8dfbe12c03126d28fe8daa07c2551051b6ff4d76aff903aaf9b8ed55fcf7925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8dfbe12c03126d28fe8daa07c2551051b6ff4d76aff903aaf9b8ed55fcf7925", kill_on_drop: false }`
[INFO] [stdout] a8dfbe12c03126d28fe8daa07c2551051b6ff4d76aff903aaf9b8ed55fcf7925
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] eaa595076240241ba5ced35d1cd3cf64ee9cf8be74f850db38d5cb6d345faba5
[INFO] running `Command { std: "docker" "start" "-a" "eaa595076240241ba5ced35d1cd3cf64ee9cf8be74f850db38d5cb6d345faba5", kill_on_drop: false }`
[INFO] [stderr]    Compiling maelstrom-simex v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "eaa595076240241ba5ced35d1cd3cf64ee9cf8be74f850db38d5cb6d345faba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa595076240241ba5ced35d1cd3cf64ee9cf8be74f850db38d5cb6d345faba5", kill_on_drop: false }`
[INFO] [stdout] eaa595076240241ba5ced35d1cd3cf64ee9cf8be74f850db38d5cb6d345faba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c94cd7a1ad23a6e62aaeb14f3fe8b4caa2eea02f3681dca92f303554bce65098
[INFO] running `Command { std: "docker" "start" "-a" "c94cd7a1ad23a6e62aaeb14f3fe8b4caa2eea02f3681dca92f303554bce65098", 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/maelstrom_simex-29fa80ae8e3078cc)
[INFO] [stdout] 
[INFO] [stdout] running 48 tests
[INFO] [stdout] test tests::choose_0_from_none ... ok
[INFO] [stdout] test tests::choose_0_unknown_size_from_none ... ok
[INFO] [stdout] test tests::choose_0_unknown_size_from_some ... ok
[INFO] [stdout] test tests::choose_bool ... ok
[INFO] [stdout] test tests::choose_0_from_some ... ok
[INFO] [stdout] test tests::choose_empty ... ok
[INFO] [stdout] test tests::choose_integer_0 ... ok
[INFO] [stdout] test tests::choose_integer_0_to_1 ... ok
[INFO] [stdout] test tests::choose_integer_1_to_3 ... ok
[INFO] [stdout] test tests::choose_integer_0_to_2 ... ok
[INFO] [stdout] test tests::choose_integer_1_to_13 ... ok
[INFO] [stdout] test tests::choose_integer_1_to_2 ... ok
[INFO] [stdout] test tests::choose_integer_neg_2_to_0 ... ok
[INFO] [stdout] test tests::choose_n ... ok
[INFO] [stdout] test tests::choose_n_exact ... ok
[INFO] [stdout] test tests::choose_n_too_small ... ok
[INFO] [stdout] test tests::choose_n_unknown_size ... ok
[INFO] [stdout] test tests::choose_integer_neg_2_to_neg_1 ... ok
[INFO] [stdout] test tests::choose_n_unknown_size_is_fused ... ok
[INFO] [stdout] test tests::choose_n_unknown_size_size_hint_2 ... ok
[INFO] [stdout] test tests::choose_n_unknown_size_size_hint_3 ... ok
[INFO] [stdout] test tests::choose_integer_neg_1_to_0 ... ok
[INFO] [stdout] test tests::choose_integer_neg_13_to_neg_1 ... ok
[INFO] [stdout] test tests::choose_integer_max ... ok
[INFO] [stdout] test tests::choose_integer_neg_3_to_neg_1 ... ok
[INFO] [stdout] test tests::choose_n_from_empty ... ok
[INFO] [stdout] test tests::choose_n_unknown_size_from_empty ... ok
[INFO] [stdout] test tests::choose_n_exact_size_with_short_underlying_iter ... ok
[INFO] [stdout] test tests::choose_n_is_fused ... ok
[INFO] [stdout] test tests::choose_n_unknown_size_size_hint_4 ... ok
[INFO] [stdout] test tests::choose_n_unknown_size_too_small ... ok
[INFO] [stdout] test tests::choose_range ... ok
[INFO] [stdout] test tests::choose_n_unknown_size_exact ... ok
[INFO] [stdout] test tests::choose_n_unknown_size_size_hint_5 ... ok
[INFO] [stdout] test tests::choose_n_unknown_size_size_hint_1 ... ok
[INFO] [stdout] test tests::next_simulation_on_empty_is_false ... ok
[INFO] [stdout] test tests::choose_vector ... ok
[INFO] [stdout] test tests::for_each ... ok
[INFO] [stdout] test tests::general_exercise ... ok
[INFO] [stdout] test tests::map ... ok
[INFO] [stdout] test tests::map_is_fused ... ok
[INFO] [stdout] test tests::while_let ... ok
[INFO] [stdout] test tests::choose_unknown_size ... ok
[INFO] [stdout] test tests::choose_n_exact_size ... ok
[INFO] [stdout] test tests::choose_integer_1_to_0 - should panic ... ok
[INFO] [stdout] test tests::choose_integer_min_to_max ... ok
[INFO] [stdout] test tests::choose_unknown_size_empty ... ok
[INFO] [stdout] test tests::choose_unknown_size_from_single_element ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 48 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests maelstrom_simex
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Simulation<'a>::choose_n (line 335) ... ok
[INFO] [stdout] test src/lib.rs - Simulation<'a>::choose_n_unknown_size (line 423) ... ok
[INFO] [stdout] test src/lib.rs - Simulation<'a>::choose_bool (line 234) ... ok
[INFO] [stdout] test src/lib.rs - Simulation<'a>::choose_unknown_size (line 382) ... ok
[INFO] [stdout] test src/lib.rs - Simulation<'a>::choose_integer (line 253) ... ok
[INFO] [stdout] test src/lib.rs - Simulation<'a>::choose (line 293) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c94cd7a1ad23a6e62aaeb14f3fe8b4caa2eea02f3681dca92f303554bce65098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c94cd7a1ad23a6e62aaeb14f3fe8b4caa2eea02f3681dca92f303554bce65098", kill_on_drop: false }`
[INFO] [stdout] c94cd7a1ad23a6e62aaeb14f3fe8b4caa2eea02f3681dca92f303554bce65098