[INFO] cloning repository https://github.com/dump247/cardsim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dump247/cardsim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdump247%2Fcardsim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdump247%2Fcardsim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f12eff0043e98de07903eb6a3d3faa0c9195722e
[INFO] testing dump247/cardsim against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdump247%2Fcardsim" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dump247/cardsim on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dump247/cardsim
[INFO] finished tweaking git repo https://github.com/dump247/cardsim
[INFO] tweaked toml for git repo https://github.com/dump247/cardsim written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/dump247/cardsim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74f82ad23ef36197a4d138a019346b5a582ead115358a27689c4de73134b3709
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "74f82ad23ef36197a4d138a019346b5a582ead115358a27689c4de73134b3709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74f82ad23ef36197a4d138a019346b5a582ead115358a27689c4de73134b3709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f82ad23ef36197a4d138a019346b5a582ead115358a27689c4de73134b3709", kill_on_drop: false }`
[INFO] [stdout] 74f82ad23ef36197a4d138a019346b5a582ead115358a27689c4de73134b3709
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b8d8ebae7850bf9282c72f3b942b3346a92eb6bcbb1958f46d9c3fe27c39a9e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6b8d8ebae7850bf9282c72f3b942b3346a92eb6bcbb1958f46d9c3fe27c39a9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling solitairesim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/cards/french.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 |     SUITS.into_iter()
[INFO] [stdout]    |           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/cards/french.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 |     RANKS.into_iter()
[INFO] [stdout]    |           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.46s
[INFO] running `Command { std: "docker" "inspect" "6b8d8ebae7850bf9282c72f3b942b3346a92eb6bcbb1958f46d9c3fe27c39a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8d8ebae7850bf9282c72f3b942b3346a92eb6bcbb1958f46d9c3fe27c39a9e", kill_on_drop: false }`
[INFO] [stdout] 6b8d8ebae7850bf9282c72f3b942b3346a92eb6bcbb1958f46d9c3fe27c39a9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f81b3aeb8f48115e2f2ae895163b790ed03ee3e54ed11c4a7196b1aa78591bb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f81b3aeb8f48115e2f2ae895163b790ed03ee3e54ed11c4a7196b1aa78591bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling solitairesim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/cards/french.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 |     SUITS.into_iter()
[INFO] [stdout]    |           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/cards/french.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 |     RANKS.into_iter()
[INFO] [stdout]    |           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "0f81b3aeb8f48115e2f2ae895163b790ed03ee3e54ed11c4a7196b1aa78591bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f81b3aeb8f48115e2f2ae895163b790ed03ee3e54ed11c4a7196b1aa78591bb", kill_on_drop: false }`
[INFO] [stdout] 0f81b3aeb8f48115e2f2ae895163b790ed03ee3e54ed11c4a7196b1aa78591bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f2c5c54919e988139cd8334dc612924c433df69fb21b32310d638e35f1655ef
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8f2c5c54919e988139cd8334dc612924c433df69fb21b32310d638e35f1655ef", kill_on_drop: false }`
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/cards/french.rs:31:11
[INFO] [stderr]    |
[INFO] [stderr] 31 |     SUITS.into_iter()
[INFO] [stderr]    |           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/cards/french.rs:59:11
[INFO] [stderr]    |
[INFO] [stderr] 59 |     RANKS.into_iter()
[INFO] [stderr]    |           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/solitairesim-303d17ae5ae752c8
[INFO] [stdout] 
[INFO] [stdout] running 54 tests
[INFO] [stdout] test cards::french::test::test_new_standard_deck ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::draw1_with_single_card ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::from_empty ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::new_deck ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::draw_when_empty ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::pop_with_seven_cards_draw3 ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::draw3_with_seven_cards ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::from_max_cards ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::pop_when_empty ... ok
[INFO] [stdout] test cards::french::test::test_new_french_playing_card ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::from ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::top ... ok
[INFO] [stdout] test games::solitaire::klondike::test::foundation::from_none ... ok
[INFO] [stdout] test games::solitaire::klondike::test::foundation::from ... ok
[INFO] [stdout] test games::solitaire::klondike::test::foundation::foundation_push ... ok
[INFO] [stdout] test games::solitaire::klondike::test::foundation::new_full ... ok
[INFO] [stdout] test games::solitaire::klondike::test::foundation::new_foundation ... ok
[INFO] [stdout] test games::solitaire::klondike::test::game::from_clear ... ok
[INFO] [stdout] test games::solitaire::klondike::test::game::from_new ... ok
[INFO] [stdout] test games::solitaire::klondike::test::game::new ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::reset ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::can_push_black_with_red_visible ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::can_push_king_with_empty_pile ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::from_empty ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::can_push_nothing_with_ace ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::can_push_red_with_black_visible ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::from_empty_hidden_mult_visible ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::from_empty_hidden_one_visible ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::from_mult_hidden_mult_visible ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::move_to_with_empty_piles ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::move_to_partial ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::move_to_with_empty_target_and_king ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::move_to_with_empty_target_and_non_king ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::len ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::move_to_with_incompatible_piles ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::move_to_with_one_card ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::new_pile ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::move_to_with_source_empty ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::move_to_full ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::pop_on_empty ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::top ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::visible_and_hidden_cards ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::pop ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::push_changes_next_card ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::from_error_too_many_cards ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::from_error_duplicate_card ... ok
[INFO] [stdout] test games::solitaire::klondike::test::deck::from_error_too_many_visible ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::from_error_duplicate_cards3 ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::from_error_when_too_many_hidden ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::from_error_duplicate_cards2 ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::from_error_invalid_visible_rank ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::from_error_when_empty_visible ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::from_error_invalid_visible_color ... ok
[INFO] [stdout] test games::solitaire::klondike::test::pile::from_error_duplicate_cards ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 54 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f2c5c54919e988139cd8334dc612924c433df69fb21b32310d638e35f1655ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2c5c54919e988139cd8334dc612924c433df69fb21b32310d638e35f1655ef", kill_on_drop: false }`
[INFO] [stdout] 8f2c5c54919e988139cd8334dc612924c433df69fb21b32310d638e35f1655ef