[INFO] fetching crate stochasta 0.8.3...
[INFO] testing stochasta-0.8.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate stochasta 0.8.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate stochasta 0.8.3
[INFO] finished tweaking crates.io crate stochasta 0.8.3
[INFO] tweaked toml for crates.io crate stochasta 0.8.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stochasta 0.8.3 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stochasta 0.8.3 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c79fa189deda3c90859d5ab7e7c1b74006e9678f8b5362dd83be6ba4e7a0ec3
[INFO] running `Command { std: "docker" "start" "-a" "9c79fa189deda3c90859d5ab7e7c1b74006e9678f8b5362dd83be6ba4e7a0ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c79fa189deda3c90859d5ab7e7c1b74006e9678f8b5362dd83be6ba4e7a0ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c79fa189deda3c90859d5ab7e7c1b74006e9678f8b5362dd83be6ba4e7a0ec3", kill_on_drop: false }`
[INFO] [stdout] 9c79fa189deda3c90859d5ab7e7c1b74006e9678f8b5362dd83be6ba4e7a0ec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d6f67389503df7ce712ebf6a693b795e698e4d3e8d7c6d564bb3509aa30905f
[INFO] running `Command { std: "docker" "start" "-a" "3d6f67389503df7ce712ebf6a693b795e698e4d3e8d7c6d564bb3509aa30905f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling darling_core v0.20.6
[INFO] [stderr]    Compiling darling_macro v0.20.6
[INFO] [stderr]    Compiling darling v0.20.6
[INFO] [stderr]    Compiling enumset_derive v0.8.1
[INFO] [stderr]    Compiling enumset v1.1.3
[INFO] [stderr]    Compiling stochasta v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.94s
[INFO] running `Command { std: "docker" "inspect" "3d6f67389503df7ce712ebf6a693b795e698e4d3e8d7c6d564bb3509aa30905f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d6f67389503df7ce712ebf6a693b795e698e4d3e8d7c6d564bb3509aa30905f", kill_on_drop: false }`
[INFO] [stdout] 3d6f67389503df7ce712ebf6a693b795e698e4d3e8d7c6d564bb3509aa30905f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0291c958b1c492dec01da46e4806d82a4d0d97bb2e6d2e04278d4b03fcfd1cd3
[INFO] running `Command { std: "docker" "start" "-a" "0291c958b1c492dec01da46e4806d82a4d0d97bb2e6d2e04278d4b03fcfd1cd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling impls v1.0.3
[INFO] [stderr]    Compiling stochasta v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "0291c958b1c492dec01da46e4806d82a4d0d97bb2e6d2e04278d4b03fcfd1cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0291c958b1c492dec01da46e4806d82a4d0d97bb2e6d2e04278d4b03fcfd1cd3", kill_on_drop: false }`
[INFO] [stdout] 0291c958b1c492dec01da46e4806d82a4d0d97bb2e6d2e04278d4b03fcfd1cd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b7f115b7d70608c18484dab98b729a7966ce726310a8b2ccd9192f0bed14c0a
[INFO] running `Command { std: "docker" "start" "-a" "9b7f115b7d70608c18484dab98b729a7966ce726310a8b2ccd9192f0bed14c0a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stochasta-c3a122395416cb3a)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test cards::card_deck::tests::to_string ... ok
[INFO] [stdout] test cards::card_deck::tests::probabilities_no_zero_returns ... ok
[INFO] [stdout] test cards::card_draw_tree::tests::probability_of_empty ... ok
[INFO] [stdout] test cards::card_draw_tree::tests::probability_of_coin ... ok
[INFO] [stdout] test cards::card_draw_tree::tests::shrinking_empty ... ok
[INFO] [stdout] test cards::card_draw_tree::tests::shrinking_sum_resolves_to_one ... ok
[INFO] [stdout] test cards::card_draw_tree::tests::to_graphviz_number ... ok
[INFO] [stdout] test probability::tests::constants ... ok
[INFO] [stdout] test probability::tests::derive_copy ... ok
[INFO] [stdout] test cards::card_draw_tree::tests::to_graphviz_empty ... ok
[INFO] [stdout] test cards::card_draw_tree::tests::without_shrinking_sum_resolves_to_one ... ok
[INFO] [stdout] test cards::card_draw_tree::tests::without_shrinking_multiple_draws ... ok
[INFO] [stdout] test cards::card_draw_tree::tests::tree_to_string ... ok
[INFO] [stdout] test probability::tests::derive_eq ... ok
[INFO] [stdout] test probability::tests::derive_ord ... ok
[INFO] [stdout] test probability::tests::from_ratio_standard ... ok
[INFO] [stdout] test probability::tests::new_standard ... ok
[INFO] [stdout] test tests::coin_toss_works ... ok
[INFO] [stdout] test tests::uneven_dice_works ... ok
[INFO] [stdout] test cards::card_draw_tree::tests::shrinking_multiple_draws ... ok
[INFO] [stdout] test tests::poker_hand_specific_order ... ok
[INFO] [stdout] test tests::poker_hand_just_aces ... ok
[INFO] [stdout] test probability::tests::from_ratio_out_of_bounds - should panic ... ok
[INFO] [stdout] test probability::tests::new_out_of_bounds - should panic ... ok
[INFO] [stdout] test probability::tests::from_ratio_zero_denominator - should panic ... ok
[INFO] [stderr]    Doc-tests stochasta
[INFO] [stdout] test probability::tests::new_zero_denominator - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::contains (line 298) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::add (line 124) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::probability (line 249) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::new (line 107) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::count (line 317) ... ok
[INFO] [stdout] test src/cards/card_draw_tree.rs - cards::card_draw_tree::CardDrawTree<C>::new (line 70) ... ok
[INFO] [stdout] test src/cards/card_draw_sequence.rs - cards::card_draw_sequence::CardDrawSequence<C>::new (line 47) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::set_card (line 201) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::size (line 234) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::is_empty (line 218) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::probabilities (line 270) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::add_times (line 142) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::remove_times (line 179) ... ok
[INFO] [stdout] test src/probability.rs - probability::Probability::new (line 68) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck (line 14) ... ok
[INFO] [stdout] test src/probability.rs - probability::Probability::complementary (line 116) ... ok
[INFO] [stdout] test src/probability.rs - probability::Probability::try_new (line 86) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::remove_all (line 160) ... ok
[INFO] [stdout] test src/cards/card_draw_tree.rs - cards::card_draw_tree::CardDrawTree<C>::paths (line 224) ... ok
[INFO] [stdout] test src/cards/card_draw_tree.rs - cards::card_draw_tree::CardDrawTree<C>::create_from (line 99) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::draw (line 340) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/cards/card_draw_tree.rs - cards::card_draw_tree::CardDrawTree<C>::probability_of (line 191) ... ok
[INFO] [stdout] test src/cards/card_draw_tree.rs - cards::card_draw_tree::CardDrawTree<C>::to_graphviz (line 276) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9b7f115b7d70608c18484dab98b729a7966ce726310a8b2ccd9192f0bed14c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b7f115b7d70608c18484dab98b729a7966ce726310a8b2ccd9192f0bed14c0a", kill_on_drop: false }`
[INFO] [stdout] 9b7f115b7d70608c18484dab98b729a7966ce726310a8b2ccd9192f0bed14c0a
