[INFO] fetching crate stochasta 0.5.0...
[INFO] testing stochasta-0.5.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate stochasta 0.5.0 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate stochasta 0.5.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stochasta 0.5.0
[INFO] finished tweaking crates.io crate stochasta 0.5.0
[INFO] tweaked toml for crates.io crate stochasta 0.5.0 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 865d2812c33f1e8e44cfc968b7232c2d16d1ef21004aa066f823aa6f350535df
[INFO] running `Command { std: "docker" "start" "-a" "865d2812c33f1e8e44cfc968b7232c2d16d1ef21004aa066f823aa6f350535df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "865d2812c33f1e8e44cfc968b7232c2d16d1ef21004aa066f823aa6f350535df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "865d2812c33f1e8e44cfc968b7232c2d16d1ef21004aa066f823aa6f350535df", kill_on_drop: false }`
[INFO] [stdout] 865d2812c33f1e8e44cfc968b7232c2d16d1ef21004aa066f823aa6f350535df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e23518fefcb0a83f64ebf20e44faa541f772575aa0e4e2892a3da23549f197d
[INFO] running `Command { std: "docker" "start" "-a" "1e23518fefcb0a83f64ebf20e44faa541f772575aa0e4e2892a3da23549f197d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling stochasta v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "1e23518fefcb0a83f64ebf20e44faa541f772575aa0e4e2892a3da23549f197d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e23518fefcb0a83f64ebf20e44faa541f772575aa0e4e2892a3da23549f197d", kill_on_drop: false }`
[INFO] [stdout] 1e23518fefcb0a83f64ebf20e44faa541f772575aa0e4e2892a3da23549f197d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ce1ff841a3e4c4a47f28e0af0beb910fa43b3cd926b01e05d909056a7145865
[INFO] running `Command { std: "docker" "start" "-a" "1ce1ff841a3e4c4a47f28e0af0beb910fa43b3cd926b01e05d909056a7145865", kill_on_drop: false }`
[INFO] [stderr]    Compiling stochasta v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "1ce1ff841a3e4c4a47f28e0af0beb910fa43b3cd926b01e05d909056a7145865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce1ff841a3e4c4a47f28e0af0beb910fa43b3cd926b01e05d909056a7145865", kill_on_drop: false }`
[INFO] [stdout] 1ce1ff841a3e4c4a47f28e0af0beb910fa43b3cd926b01e05d909056a7145865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ea62a66874b80cb90337b5e8c01f707e639a141a37f9c0fc4f673ea5a43230a
[INFO] running `Command { std: "docker" "start" "-a" "8ea62a66874b80cb90337b5e8c01f707e639a141a37f9c0fc4f673ea5a43230a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stochasta-ceeb42414b91e800)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[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::shrinking_multiple_draws ... ok
[INFO] [stdout] test cards::card_draw_tree::tests::without_shrinking_multiple_draws ... 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::to_graphviz_empty ... ok
[INFO] [stdout] test probability::tests::derive_copy ... ok
[INFO] [stdout] test probability::tests::new_standard ... ok
[INFO] [stdout] test probability::tests::derive_eq ... ok
[INFO] [stdout] test probability::tests::derive_ord ... ok
[INFO] [stdout] test tests::uneven_dice_works ... ok
[INFO] [stdout] test probability::tests::constants ... ok
[INFO] [stdout] test tests::coin_toss_works ... ok
[INFO] [stdout] test probability::tests::from_ratio_standard ... ok
[INFO] [stdout] test probability::tests::from_ratio_out_of_bounds - should panic ... ok
[INFO] [stdout] test probability::tests::from_ratio_zero_denominator - should panic ... ok
[INFO] [stdout] test probability::tests::new_out_of_bounds - should panic ... ok
[INFO] [stdout] test probability::tests::new_zero_denominator - should panic ... ok
[INFO] [stdout] test tests::poker_hand_specific_order ... ok
[INFO] [stderr]    Doc-tests stochasta
[INFO] [stdout] test tests::poker_hand_just_aces ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck (line 13) ... 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_draw_sequence.rs - cards::card_draw_sequence::CardDrawSequence<C>::new (line 49) ... ok
[INFO] [stdout] test src/probability.rs - probability::Probability::complementary (line 105) ... 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>::contains (line 298) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::count (line 317) ... 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>::remove_all (line 160) ... ok
[INFO] [stdout] test src/cards/card_draw_tree.rs - cards::card_draw_tree::CardDrawTree<C>::new (line 47) ... ok
[INFO] [stdout] test src/cards/card_draw_tree.rs - cards::card_draw_tree::CardDrawTree<C>::create_from (line 76) ... 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>::draw (line 340) ... ok
[INFO] [stdout] test src/probability.rs - probability::Probability::try_new (line 76) ... ok
[INFO] [stdout] test src/probability.rs - probability::Probability::new (line 59) ... 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>::new (line 107) ... ok
[INFO] [stdout] test src/cards/card_draw_tree.rs - cards::card_draw_tree::CardDrawTree<C>::paths (line 201) ... 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_draw_tree.rs - cards::card_draw_tree::CardDrawTree<C>::probability_of (line 168) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::probability (line 249) ... ok
[INFO] [stdout] test src/cards/card_draw_tree.rs - cards::card_draw_tree::CardDrawTree<&'_str>::to_graphviz (line 250) ... ok
[INFO] [stdout] test src/cards/card_deck.rs - cards::card_deck::CardDeck<C>::remove_times (line 179) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ea62a66874b80cb90337b5e8c01f707e639a141a37f9c0fc4f673ea5a43230a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ea62a66874b80cb90337b5e8c01f707e639a141a37f9c0fc4f673ea5a43230a", kill_on_drop: false }`
[INFO] [stdout] 8ea62a66874b80cb90337b5e8c01f707e639a141a37f9c0fc4f673ea5a43230a