[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 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfiet%2Frust-advent-of-code-2018" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[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-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cfiet/rust-advent-of-code-2018 on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.1.40
[INFO] [stderr]   Downloaded either v1.5.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.43
[INFO] [stderr]   Downloaded itertools v0.8.0
[INFO] [stderr]   Downloaded libc v0.2.45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62
[INFO] running `Command { std: "docker" "start" "d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", 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 regex v1.1.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling itertools v0.8.0
[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: field `0` is never read
[INFO] [stdout]   --> src/day3.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |   ParseLineError(String),
[INFO] [stdout]    |   -------------- ^^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClaimError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 15 -   ParseLineError(String),
[INFO] [stdout] 15 +   ParseLineError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/day3.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |   ParseFieldError(String, String)
[INFO] [stdout]    |   --------------- ^^^^^^  ^^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClaimError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 16 -   ParseFieldError(String, String)
[INFO] [stdout] 16 +   ParseFieldError((), ())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[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::RcInner<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::RcInner<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.03s
[INFO] running `Command { std: "docker" "inspect" "d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/day3.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |   ParseLineError(String),
[INFO] [stdout]    |   -------------- ^^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClaimError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 15 -   ParseLineError(String),
[INFO] [stdout] 15 +   ParseLineError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/day3.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |   ParseFieldError(String, String)
[INFO] [stdout]    |   --------------- ^^^^^^  ^^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClaimError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 16 -   ParseFieldError(String, String)
[INFO] [stdout] 16 +   ParseFieldError((), ())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[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::RcInner<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::RcInner<std::cell::RefCell<day9::Marble>>>` must be non-null
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/day3.rs:15:18
[INFO] [stderr]    |
[INFO] [stderr] 15 |   ParseLineError(String),
[INFO] [stderr]    |   -------------- ^^^^^^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ClaimError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 15 -   ParseLineError(String),
[INFO] [stderr] 15 +   ParseLineError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/day3.rs:16:19
[INFO] [stderr]    |
[INFO] [stderr] 16 |   ParseFieldError(String, String)
[INFO] [stderr]    |   --------------- ^^^^^^  ^^^^^^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ClaimError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 16 -   ParseFieldError(String, String)
[INFO] [stderr] 16 +   ParseFieldError((), ())
[INFO] [stderr]    |
[INFO] [stderr] 
[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::RcInner<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::RcInner<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 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_advent_of_code_2018-5283be13fe8708ac)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'day9::test::test_solution_part2' (516) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:225:5:
[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:     0x620c94d83288 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x620c94d83288 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x620c94d83288 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x620c94d83288 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x620c94d97aea - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x620c94d97aea - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stderr]    6:     0x620c94d886a2 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stderr]    7:     0x620c94d886a2 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stderr]    8:     0x620c94d62446 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x620c94d62446 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x620c94d7b7a1 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x620c94c1159c - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stderr]   12:     0x620c94c1159c - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stderr]   13:     0x620c94d7b992 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stderr]   14:     0x620c94d7b992 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x620c94d62534 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x620c94d576d9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x620c94d6321d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x620c94d980cd - core[8fb95b77d25ab6c8]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x620c94d980cd - core[8fb95b77d25ab6c8]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/intrinsics/mod.rs:2450:9
[INFO] [stderr]   20:     0x620c94d9804b - core[8fb95b77d25ab6c8]::panicking::panic_nounwind
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:225:5
[INFO] [stderr]   21:     0x620c94bf7061 - core[8fb95b77d25ab6c8]::mem::zeroed::<alloc[a7ee25936407c584]::rc::Rc<core[8fb95b77d25ab6c8]::cell::RefCell<rust_advent_of_code_2018[bf4cd71509d23bcd]::day9::Marble>>>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/mem/mod.rs:713:9
[INFO] [stderr]   22:     0x620c94bf7061 - <rust_advent_of_code_2018[bf4cd71509d23bcd]::day9::Marble>::new_circle
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:59:22
[INFO] [stderr]   23:     0x620c94bfaf85 - rust_advent_of_code_2018[bf4cd71509d23bcd]::day9::solve_part2
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:180:28
[INFO] [stderr]   24:     0x620c94c02376 - rust_advent_of_code_2018[bf4cd71509d23bcd]::day9::test::test_solution_part2
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:234:16
[INFO] [stderr]   25:     0x620c94bffdd7 - rust_advent_of_code_2018[bf4cd71509d23bcd]::day9::test::test_solution_part2::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/src/day9.rs:233:27
[INFO] [stderr]   26:     0x620c94c043c6 - <rust_advent_of_code_2018[bf4cd71509d23bcd]::day9::test::test_solution_part2::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   27:     0x620c94c0467b - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x620c94c0467b - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stderr]   29:     0x620c94c11ef5 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stderr]   30:     0x620c94c11ef5 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   31:     0x620c94c11ef5 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stderr]   32:     0x620c94c11ef5 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stderr]   33:     0x620c94c11ef5 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stderr]   34:     0x620c94c11ef5 - test[213991da798b1c03]::run_test_in_process
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stderr]   35:     0x620c94c11ef5 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stderr]   36:     0x620c94c0b804 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stderr]   37:     0x620c94c0b804 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   38:     0x620c94c14f72 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stderr]   39:     0x620c94c14f72 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   40:     0x620c94c14f72 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stderr]   41:     0x620c94c14f72 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stderr]   42:     0x620c94c14f72 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stderr]   43:     0x620c94c14f72 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stderr]   44:     0x620c94c14f72 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   45:     0x620c94d82bef - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stderr]   46:     0x620c94d82bef - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stderr]   47:     0x75f4fbebcaa4 - <unknown>
[INFO] [stderr]   48:     0x75f4fbf49a64 - 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_2018-5283be13fe8708ac` (signal: 6, SIGABRT: process abort signal)
[INFO] [stdout] test day2::test::are_close_returns_false_when_strings_are_different_length ... ok
[INFO] running `Command { std: "docker" "inspect" "d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62", kill_on_drop: false }`
[INFO] [stdout] d8ddbd7f4dba68fbc00e8245f341fa72e666f3ee2caa2501132f722c0762ed62
