[INFO] cloning repository https://github.com/cfiet/rust-advent-of-code-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cfiet/rust-advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfiet%2Frust-advent-of-code-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfiet%2Frust-advent-of-code-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 395b460f2409c48cf7fd4cfc82d8568624da24e8
[INFO] testing cfiet/rust-advent-of-code-2018 against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfiet%2Frust-advent-of-code-2018" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cfiet/rust-advent-of-code-2018 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cfiet/rust-advent-of-code-2018
[INFO] finished tweaking git repo https://github.com/cfiet/rust-advent-of-code-2018
[INFO] tweaked toml for git repo https://github.com/cfiet/rust-advent-of-code-2018 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cfiet/rust-advent-of-code-2018 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa3f967f7fa4a05ca593f2553507193791b6b3e5762827720a350409e56ce4bc
[INFO] running `Command { std: "docker" "start" "-a" "aa3f967f7fa4a05ca593f2553507193791b6b3e5762827720a350409e56ce4bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa3f967f7fa4a05ca593f2553507193791b6b3e5762827720a350409e56ce4bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa3f967f7fa4a05ca593f2553507193791b6b3e5762827720a350409e56ce4bc", kill_on_drop: false }`
[INFO] [stdout] aa3f967f7fa4a05ca593f2553507193791b6b3e5762827720a350409e56ce4bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10799a2cbc577191b07739b283fdec022d90dedfbcc6f032a1e4b20bc40e943e
[INFO] running `Command { std: "docker" "start" "-a" "10799a2cbc577191b07739b283fdec022d90dedfbcc6f032a1e4b20bc40e943e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling rust-advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stdout]   --> src/day9.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 |       next: unsafe { std::mem::zeroed() },
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this code causes undefined behavior when executed
[INFO] [stdout]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stdout]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stdout]   --> src/day9.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 |       prev: unsafe { std::mem::zeroed() }
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this code causes undefined behavior when executed
[INFO] [stdout]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stdout]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `Command { std: "docker" "inspect" "10799a2cbc577191b07739b283fdec022d90dedfbcc6f032a1e4b20bc40e943e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10799a2cbc577191b07739b283fdec022d90dedfbcc6f032a1e4b20bc40e943e", kill_on_drop: false }`
[INFO] [stdout] 10799a2cbc577191b07739b283fdec022d90dedfbcc6f032a1e4b20bc40e943e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa58c7d7832a996efc75ed656ca20fadc26b0fdb1528ca926c0157846dad8455
[INFO] running `Command { std: "docker" "start" "-a" "fa58c7d7832a996efc75ed656ca20fadc26b0fdb1528ca926c0157846dad8455", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stdout]   --> src/day9.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 |       next: unsafe { std::mem::zeroed() },
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this code causes undefined behavior when executed
[INFO] [stdout]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stdout]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stdout]   --> src/day9.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 |       prev: unsafe { std::mem::zeroed() }
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this code causes undefined behavior when executed
[INFO] [stdout]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stdout]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "fa58c7d7832a996efc75ed656ca20fadc26b0fdb1528ca926c0157846dad8455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa58c7d7832a996efc75ed656ca20fadc26b0fdb1528ca926c0157846dad8455", kill_on_drop: false }`
[INFO] [stdout] fa58c7d7832a996efc75ed656ca20fadc26b0fdb1528ca926c0157846dad8455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d93b2f72ba411535f49b8e3f721bac0c9d5541b3a337beca3c34144aa917c543
[INFO] running `Command { std: "docker" "start" "-a" "d93b2f72ba411535f49b8e3f721bac0c9d5541b3a337beca3c34144aa917c543", kill_on_drop: false }`
[INFO] [stderr] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stderr]   --> src/day9.rs:59:22
[INFO] [stderr]    |
[INFO] [stderr] 59 |       next: unsafe { std::mem::zeroed() },
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      this code causes undefined behavior when executed
[INFO] [stderr]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]    |
[INFO] [stderr]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stderr]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stderr]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stderr]   --> src/day9.rs:60:22
[INFO] [stderr]    |
[INFO] [stderr] 60 |       prev: unsafe { std::mem::zeroed() }
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      this code causes undefined behavior when executed
[INFO] [stderr]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]    |
[INFO] [stderr]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stderr]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-advent-of-code-2018` (bin "rust-advent-of-code-2018" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_advent_of_code_2018-97aee71a881ecec6)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test day2::test::are_close_returns_false_if_strings_are_same ... ok
[INFO] [stdout] test day2::test::are_close_returns_false_when_strings_are_different_length ... ok
[INFO] [stdout] test day2::test::are_close_returns_false_when_strings_have_more_then_one_different_character ... ok
[INFO] [stdout] test day2::test::are_close_returns_true_if_strings_have_no_more_then_one_different_character ... ok
[INFO] [stdout] test day5::test::test_reduce_polymer ... ok
[INFO] [stdout] test day8::test::test_input_parsing ... ok
[INFO] [stderr] thread 'day9::test::test_solution_part2' panicked at library/core/src/panicking.rs:136:5:
[INFO] [stderr] attempted to zero-initialize type `alloc::rc::Rc<core::cell::RefCell<day9::Marble>>`, which is invalid
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55e18a56be2c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]    1:     0x55e18a56be2c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x55e18a56be2c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]    3:     0x55e18a56be2c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x55e18a595d10 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]    5:     0x55e18a595d10 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]    6:     0x55e18a56986f - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stderr]    7:     0x55e18a56bc14 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    8:     0x55e18a56bc14 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x55e18a56d8d7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stderr]   10:     0x55e18a56d63f - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stderr]   11:     0x55e18a412757 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stderr]   12:     0x55e18a412757 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stderr]   13:     0x55e18a56dee8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stderr]   14:     0x55e18a56dee8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stderr]   15:     0x55e18a56dc09 - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:649:13
[INFO] [stderr]   16:     0x55e18a56c2f6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stderr]   17:     0x55e18a56d9a2 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stderr]   18:     0x55e18a3cd268 - core::panicking::panic_nounwind_fmt::h8767c3f35819d636
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:106:14
[INFO] [stderr]   19:     0x55e18a3cd319 - core::panicking::panic_nounwind::hc8f9b5bcc0dbae89
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:136:5
[INFO] [stderr]   20:     0x55e18a3d42a1 - core::mem::zeroed::hcd3e0badcce1716c
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/mem/mod.rs:654:9
[INFO] [stderr]   21:     0x55e18a3d42a1 - rust_advent_of_code_2018::day9::Marble::new_circle::hb55fdb96cd3fbb57
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:59:22
[INFO] [stderr]   22:     0x55e18a3d5295 - rust_advent_of_code_2018::day9::solve_part2::hbac818354fc659ea
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:180:28
[INFO] [stderr]   23:     0x55e18a3dd2d6 - rust_advent_of_code_2018::day9::test::test_solution_part2::h52325905a2cd63bc
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:234:16
[INFO] [stderr]   24:     0x55e18a3dd2a7 - rust_advent_of_code_2018::day9::test::test_solution_part2::{{closure}}::h226f538f0b3f541a
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:233:27
[INFO] [stderr]   25:     0x55e18a3d1776 - core::ops::function::FnOnce::call_once::h12bbcd76ba7b3714
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   26:     0x55e18a417daf - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   27:     0x55e18a417daf - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stderr]   28:     0x55e18a416dc5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stderr]   29:     0x55e18a416dc5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   30:     0x55e18a416dc5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]   31:     0x55e18a416dc5 - std::panicking::try::h232e535e4744fe31
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]   32:     0x55e18a416dc5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]   33:     0x55e18a416dc5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stderr]   34:     0x55e18a416dc5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stderr]   35:     0x55e18a3df086 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stderr]   36:     0x55e18a3df086 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stderr]   37:     0x55e18a3e4137 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stderr]   38:     0x55e18a3e4137 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   39:     0x55e18a3e4137 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]   40:     0x55e18a3e4137 - std::panicking::try::he3a30b11ee45340c
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]   41:     0x55e18a3e4137 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]   42:     0x55e18a3e4137 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stderr]   43:     0x55e18a3e4137 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   44:     0x55e18a572975 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stderr]   45:     0x55e18a572975 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stderr]   46:     0x55e18a572975 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stderr]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stderr]   47:     0x7f30cb23cac3 - <unknown>
[INFO] [stderr]   48:     0x7f30cb2cdbf4 - __clone
[INFO] [stderr]   49:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--bin rust-advent-of-code-2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/rust_advent_of_code_2018-97aee71a881ecec6` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "d93b2f72ba411535f49b8e3f721bac0c9d5541b3a337beca3c34144aa917c543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d93b2f72ba411535f49b8e3f721bac0c9d5541b3a337beca3c34144aa917c543", kill_on_drop: false }`
[INFO] [stdout] d93b2f72ba411535f49b8e3f721bac0c9d5541b3a337beca3c34144aa917c543
[INFO] testing cfiet/rust-advent-of-code-2018 against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfiet%2Frust-advent-of-code-2018" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cfiet/rust-advent-of-code-2018 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cfiet/rust-advent-of-code-2018
[INFO] finished tweaking git repo https://github.com/cfiet/rust-advent-of-code-2018
[INFO] tweaked toml for git repo https://github.com/cfiet/rust-advent-of-code-2018 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cfiet/rust-advent-of-code-2018 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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae582f6b6509f7c5ebdf563b2ec02c03700f2daa493129019cf27064019fca03
[INFO] running `Command { std: "docker" "start" "-a" "ae582f6b6509f7c5ebdf563b2ec02c03700f2daa493129019cf27064019fca03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae582f6b6509f7c5ebdf563b2ec02c03700f2daa493129019cf27064019fca03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae582f6b6509f7c5ebdf563b2ec02c03700f2daa493129019cf27064019fca03", kill_on_drop: false }`
[INFO] [stdout] ae582f6b6509f7c5ebdf563b2ec02c03700f2daa493129019cf27064019fca03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d78458f7451f663ec5a7f291e3f9a89e7b6a322450279d5b1c4d4bb785d20ac
[INFO] running `Command { std: "docker" "start" "-a" "1d78458f7451f663ec5a7f291e3f9a89e7b6a322450279d5b1c4d4bb785d20ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling rust-advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stdout]   --> src/day9.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 |       next: unsafe { std::mem::zeroed() },
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this code causes undefined behavior when executed
[INFO] [stdout]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stdout]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stdout]   --> src/day9.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 |       prev: unsafe { std::mem::zeroed() }
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this code causes undefined behavior when executed
[INFO] [stdout]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stdout]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `Command { std: "docker" "inspect" "1d78458f7451f663ec5a7f291e3f9a89e7b6a322450279d5b1c4d4bb785d20ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d78458f7451f663ec5a7f291e3f9a89e7b6a322450279d5b1c4d4bb785d20ac", kill_on_drop: false }`
[INFO] [stdout] 1d78458f7451f663ec5a7f291e3f9a89e7b6a322450279d5b1c4d4bb785d20ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e0fd3f86269247ea5de416661dd144704c3c3462857de395f3a45b9063e281e
[INFO] running `Command { std: "docker" "start" "-a" "3e0fd3f86269247ea5de416661dd144704c3c3462857de395f3a45b9063e281e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stdout]   --> src/day9.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 |       next: unsafe { std::mem::zeroed() },
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this code causes undefined behavior when executed
[INFO] [stdout]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stdout]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stdout]   --> src/day9.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 |       prev: unsafe { std::mem::zeroed() }
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this code causes undefined behavior when executed
[INFO] [stdout]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stdout]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "3e0fd3f86269247ea5de416661dd144704c3c3462857de395f3a45b9063e281e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e0fd3f86269247ea5de416661dd144704c3c3462857de395f3a45b9063e281e", kill_on_drop: false }`
[INFO] [stdout] 3e0fd3f86269247ea5de416661dd144704c3c3462857de395f3a45b9063e281e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02b148f61bc2283c335b671065ad66b89353c4783ec9f1aa2ee1e16361624adc
[INFO] running `Command { std: "docker" "start" "-a" "02b148f61bc2283c335b671065ad66b89353c4783ec9f1aa2ee1e16361624adc", kill_on_drop: false }`
[INFO] [stderr] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stderr]   --> src/day9.rs:59:22
[INFO] [stderr]    |
[INFO] [stderr] 59 |       next: unsafe { std::mem::zeroed() },
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      this code causes undefined behavior when executed
[INFO] [stderr]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]    |
[INFO] [stderr]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stderr]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stderr]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `Rc<RefCell<Marble>>` does not permit zero-initialization
[INFO] [stderr]   --> src/day9.rs:60:22
[INFO] [stderr]    |
[INFO] [stderr] 60 |       prev: unsafe { std::mem::zeroed() }
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      this code causes undefined behavior when executed
[INFO] [stderr]    |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]    |
[INFO] [stderr]    = note: `std::rc::Rc<std::cell::RefCell<day9::Marble>>` must be non-null
[INFO] [stderr]    = note: because `std::ptr::NonNull<std::rc::RcBox<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-advent-of-code-2018` (bin "rust-advent-of-code-2018" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_advent_of_code_2018-5db4937b20706f65)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test day2::test::are_close_returns_false_if_strings_are_same ... ok
[INFO] [stdout] test day2::test::are_close_returns_false_when_strings_are_different_length ... ok
[INFO] [stdout] test day2::test::are_close_returns_false_when_strings_have_more_then_one_different_character ... ok
[INFO] [stdout] test day2::test::are_close_returns_true_if_strings_have_no_more_then_one_different_character ... ok
[INFO] [stderr] thread 'day9::test::test_solution_part2' panicked at library/core/src/panicking.rs:155:5:
[INFO] [stdout] test day5::test::test_reduce_polymer ... ok
[INFO] [stderr] attempted to zero-initialize type `alloc::rc::Rc<core::cell::RefCell<day9::Marble>>`, which is invalid
[INFO] [stdout] test day8::test::test_input_parsing ... ok
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55e618ebafd6 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]    1:     0x55e618ebafd6 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x55e618ebafd6 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    3:     0x55e618ebafd6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x55e618ee41c0 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]    5:     0x55e618ee41c0 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]    6:     0x55e618eb8acf - std::io::Write::write_fmt::hfead1eee52c2e65e
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]    7:     0x55e618ebadb4 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    8:     0x55e618ebadb4 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x55e618ebcb27 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stderr]   10:     0x55e618ebc889 - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:292:9
[INFO] [stderr]   11:     0x55e618d5f857 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stderr]   12:     0x55e618d5f857 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stderr]   13:     0x55e618ebd146 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stderr]   14:     0x55e618ebd146 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stderr]   15:     0x55e618ebce59 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:649:13
[INFO] [stderr]   16:     0x55e618ebb4d6 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]   17:     0x55e618ebcbf0 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stderr]   18:     0x55e618d1926a - core::panicking::panic_nounwind_fmt::runtime::hb5f50ebfb7c183b9
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:110:18
[INFO] [stderr]   19:     0x55e618d1926a - core::panicking::panic_nounwind_fmt::he516aba6085c9891
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:122:9
[INFO] [stderr]   20:     0x55e618d19319 - core::panicking::panic_nounwind::h04fa3139bc1c676e
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:155:5
[INFO] [stderr]   21:     0x55e618d207e1 - core::mem::zeroed::h1f19f8db366b52ae
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/mem/mod.rs:654:9
[INFO] [stderr]   22:     0x55e618d207e1 - rust_advent_of_code_2018::day9::Marble::new_circle::h9d8780ed9a7a8f4e
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:59:22
[INFO] [stderr]   23:     0x55e618d217c5 - rust_advent_of_code_2018::day9::solve_part2::he447d81cf5324048
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:180:28
[INFO] [stderr]   24:     0x55e618d26916 - rust_advent_of_code_2018::day9::test::test_solution_part2::hbfe1ca6a88caa671
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:234:16
[INFO] [stderr]   25:     0x55e618d268e7 - rust_advent_of_code_2018::day9::test::test_solution_part2::{{closure}}::h126b2402b4b6a0bd
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:233:27
[INFO] [stderr]   26:     0x55e618d1aa16 - core::ops::function::FnOnce::call_once::h615da7a3296362d7
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   27:     0x55e618d6512f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x55e618d6512f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stderr]   29:     0x55e618d63eb1 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stderr]   30:     0x55e618d63eb1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   31:     0x55e618d63eb1 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stderr]   32:     0x55e618d63eb1 - std::panicking::try::h7309da130f906eb7
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stderr]   33:     0x55e618d63eb1 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stderr]   34:     0x55e618d63eb1 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stderr]   35:     0x55e618d63eb1 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stderr]   36:     0x55e618d2b1e6 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stderr]   37:     0x55e618d2b1e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stderr]   38:     0x55e618d30247 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stderr]   39:     0x55e618d30247 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   40:     0x55e618d30247 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stderr]   41:     0x55e618d30247 - std::panicking::try::h978244d04646189f
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stderr]   42:     0x55e618d30247 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stderr]   43:     0x55e618d30247 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stderr]   44:     0x55e618d30247 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   45:     0x55e618ec1bf5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stderr]   46:     0x55e618ec1bf5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stderr]   47:     0x55e618ec1bf5 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stderr]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stderr]   48:     0x7f3a7620dac3 - <unknown>
[INFO] [stderr]   49:     0x7f3a7629ebf4 - __clone
[INFO] [stderr]   50:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--bin rust-advent-of-code-2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/rust_advent_of_code_2018-5db4937b20706f65` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "02b148f61bc2283c335b671065ad66b89353c4783ec9f1aa2ee1e16361624adc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b148f61bc2283c335b671065ad66b89353c4783ec9f1aa2ee1e16361624adc", kill_on_drop: false }`
[INFO] [stdout] 02b148f61bc2283c335b671065ad66b89353c4783ec9f1aa2ee1e16361624adc
