[INFO] updating cached repository https://github.com/AlexEales/rust-game-of-life
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0c5e505f7d64f59fa646a06b20d099ed50d255ae
[INFO] testing AlexEales/rust-game-of-life against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexEales%2Frust-game-of-life" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlexEales/rust-game-of-life on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/AlexEales/rust-game-of-life
[INFO] finished tweaking git repo https://github.com/AlexEales/rust-game-of-life
[INFO] tweaked toml for git repo https://github.com/AlexEales/rust-game-of-life written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/AlexEales/rust-game-of-life already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] a438c0815638359b79ec61b8230de385ee9c2e8b8ef3a0da191c5901c3de978a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a438c0815638359b79ec61b8230de385ee9c2e8b8ef3a0da191c5901c3de978a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust-game-of-life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `alive`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     alive: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `neighbour_indexs`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     neighbour_indexs: [usize; 8],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]   --> src/main.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     height: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> src/main.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     width: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grid`
[INFO] [stderr]   --> src/main.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     grid: Vec<Cell>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/main.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |         if top_left < 0 && top_left > grid_width {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/main.rs:26:19
[INFO] [stderr]    |
[INFO] [stderr] 26 |         } else if top_left < 0 {
[INFO] [stderr]    |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/main.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |         if top < 0 {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "a438c0815638359b79ec61b8230de385ee9c2e8b8ef3a0da191c5901c3de978a"`
[INFO] running `"docker" "rm" "-f" "a438c0815638359b79ec61b8230de385ee9c2e8b8ef3a0da191c5901c3de978a"`
[INFO] [stdout] a438c0815638359b79ec61b8230de385ee9c2e8b8ef3a0da191c5901c3de978a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 42b5f2cea55efce08d09824d69713e24f05af94d173459a9ed47d21af5932d74
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "42b5f2cea55efce08d09824d69713e24f05af94d173459a9ed47d21af5932d74"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust-game-of-life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `alive`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     alive: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]   --> src/main.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     height: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> src/main.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     width: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grid`
[INFO] [stderr]   --> src/main.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     grid: Vec<Cell>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/main.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |         if top_left < 0 && top_left > grid_width {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/main.rs:26:19
[INFO] [stderr]    |
[INFO] [stderr] 26 |         } else if top_left < 0 {
[INFO] [stderr]    |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/main.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |         if top < 0 {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "42b5f2cea55efce08d09824d69713e24f05af94d173459a9ed47d21af5932d74"`
[INFO] running `"docker" "rm" "-f" "42b5f2cea55efce08d09824d69713e24f05af94d173459a9ed47d21af5932d74"`
[INFO] [stdout] 42b5f2cea55efce08d09824d69713e24f05af94d173459a9ed47d21af5932d74
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 764fbd3e533d43d928c25740cae3e71b4cc3c93cab8d40e9166ce5a7b024e1f0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "764fbd3e533d43d928c25740cae3e71b4cc3c93cab8d40e9166ce5a7b024e1f0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: field is never read: `alive`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     alive: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]   --> src/main.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     height: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> src/main.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     width: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grid`
[INFO] [stderr]   --> src/main.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     grid: Vec<Cell>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/main.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |         if top_left < 0 && top_left > grid_width {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/main.rs:26:19
[INFO] [stderr]    |
[INFO] [stderr] 26 |         } else if top_left < 0 {
[INFO] [stderr]    |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/main.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |         if top < 0 {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_game_of_life-4007bc097b811576
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test cell_tests::calculates_boundary_neighbours_correctly ... FAILED
[INFO] [stdout] test cell_tests::calculates_neighbours_correctly ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- cell_tests::calculates_boundary_neighbours_correctly stdout ----
[INFO] [stdout] thread 'cell_tests::calculates_boundary_neighbours_correctly' panicked at 'attempt to subtract with overflow', src/main.rs:23:28
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561f30743e75 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stdout]    1:     0x561f30743e75 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x561f30743e75 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stdout]    3:     0x561f30743e75 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3ec6bdab62f1e8d9
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout]    4:     0x561f3076bbcc - core::fmt::write::h935cb0ed4078a853
[INFO] [stdout]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stdout]    5:     0x561f306f80b5 - std::io::Write::write_fmt::h944a31ab04b0dfe4
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/io/mod.rs:1537
[INFO] [stdout]    6:     0x561f3073e3b1 - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h6bd94c41a9c566d2
[INFO] [stdout]                                at src/libstd/io/impls.rs:176
[INFO] [stdout]    7:     0x561f30746620 - std::sys_common::backtrace::_print::h460db802d801ccf8
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stdout]    8:     0x561f30746620 - std::sys_common::backtrace::print::h399d664f56640530
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stdout]    9:     0x561f30746620 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]   10:     0x561f3074631a - std::panicking::default_hook::hfdceba6d6d1a18ae
[INFO] [stdout]                                at src/libstd/panicking.rs:215
[INFO] [stdout]   11:     0x561f30746c57 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63
[INFO] [stdout]                                at src/libstd/panicking.rs:486
[INFO] [stdout]   12:     0x561f3074685b - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:388
[INFO] [stdout]   13:     0x561f3076a561 - core::panicking::panic_fmt::habd7df443069602c
[INFO] [stdout]                                at src/libcore/panicking.rs:101
[INFO] [stdout]   14:     0x561f3076a4ad - core::panicking::panic::h79f1986e668d0637
[INFO] [stdout]                                at src/libcore/panicking.rs:56
[INFO] [stdout]   15:     0x561f306f5d14 - rust_game_of_life::Cell::calculate_neighbours::h10290136197cc474
[INFO] [stdout]                                at src/main.rs:23
[INFO] [stdout]   16:     0x561f306f5855 - rust_game_of_life::Cell::new::h867f62fb922ed97b
[INFO] [stdout]                                at src/main.rs:15
[INFO] [stdout]   17:     0x561f306f5476 - rust_game_of_life::cell_tests::calculates_boundary_neighbours_correctly::hcf3d6f5b680d6c7d
[INFO] [stdout]                                at src/main.rs:80
[INFO] [stdout]   18:     0x561f306f542a - rust_game_of_life::cell_tests::calculates_boundary_neighbours_correctly::{{closure}}::h630326890d4c260c
[INFO] [stdout]                                at src/main.rs:78
[INFO] [stdout]   19:     0x561f306f601e - core::ops::function::FnOnce::call_once::he85e470f3190b62e
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232
[INFO] [stdout]   20:     0x561f3071f4a2 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd23431bd7b767a0c
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076
[INFO] [stdout]   21:     0x561f3071f4a2 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h6986d2e83b783a4e
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318
[INFO] [stdout]   22:     0x561f3071f4a2 - std::panicking::try::do_call::haee67871ebe8ee92
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297
[INFO] [stdout]   23:     0x561f3071f4a2 - std::panicking::try::hcba534043f17f42d
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274
[INFO] [stdout]   24:     0x561f3071f4a2 - std::panic::catch_unwind::h6908c2ae7517b434
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394
[INFO] [stdout]   25:     0x561f3071f4a2 - test::run_test_in_process::h66277a63b8267865
[INFO] [stdout]                                at src/libtest/lib.rs:541
[INFO] [stdout]   26:     0x561f3071f4a2 - test::run_test::run_test_inner::{{closure}}::h591f321b83c3f302
[INFO] [stdout]                                at src/libtest/lib.rs:450
[INFO] [stdout]   27:     0x561f306f7576 - std::sys_common::backtrace::__rust_begin_short_backtrace::h843e47ea29613666
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/sys_common/backtrace.rs:130
[INFO] [stdout]   28:     0x561f306fcb15 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::ha6c43669df0cbe25
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:475
[INFO] [stdout]   29:     0x561f306fcb15 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc86e5439e615a14a
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318
[INFO] [stdout]   30:     0x561f306fcb15 - std::panicking::try::do_call::h4b45bcf4d5d82a80
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297
[INFO] [stdout]   31:     0x561f306fcb15 - std::panicking::try::h297c0c407d3f8196
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274
[INFO] [stdout]   32:     0x561f306fcb15 - std::panic::catch_unwind::h877baa9fbef2eafe
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394
[INFO] [stdout]   33:     0x561f306fcb15 - std::thread::Builder::spawn_unchecked::{{closure}}::hdb000626ad29158a
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:474
[INFO] [stdout]   34:     0x561f306fcb15 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h87e786b011f05b5c
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232
[INFO] [stdout]   35:     0x561f3074cf1a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hfc5c0e64036d1b09
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076
[INFO] [stdout]   36:     0x561f3074cf1a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hf3d73184efc070c1
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076
[INFO] [stdout]   37:     0x561f3074cf1a - std::sys::unix::thread::Thread::new::thread_start::hb9eb749d91dfe8e2
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stdout]   38:     0x7f142a642609 - start_thread
[INFO] [stdout]   39:     0x7f142a54e103 - __clone
[INFO] [stdout]   40:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- cell_tests::calculates_neighbours_correctly stdout ----
[INFO] [stdout] thread 'cell_tests::calculates_neighbours_correctly' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `[0, 1, 2, 0, 0, 0, 0, 0]`,
[INFO] [stdout]  right: `[0, 1, 2, 4, 6, 8, 9, 10]`', src/main.rs:72:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561f30743e75 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stdout]    1:     0x561f30743e75 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x561f30743e75 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stdout]    3:     0x561f30743e75 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3ec6bdab62f1e8d9
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout]    4:     0x561f3076bbcc - core::fmt::write::h935cb0ed4078a853
[INFO] [stdout]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stdout]    5:     0x561f306f80b5 - std::io::Write::write_fmt::h944a31ab04b0dfe4
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/io/mod.rs:1537
[INFO] [stdout]    6:     0x561f3073e3b1 - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h6bd94c41a9c566d2
[INFO] [stdout]                                at src/libstd/io/impls.rs:176
[INFO] [stdout]    7:     0x561f30746620 - std::sys_common::backtrace::_print::h460db802d801ccf8
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stdout]    8:     0x561f30746620 - std::sys_common::backtrace::print::h399d664f56640530
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stdout]    9:     0x561f30746620 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]   10:     0x561f3074631a - std::panicking::default_hook::hfdceba6d6d1a18ae
[INFO] [stdout]                                at src/libstd/panicking.rs:215
[INFO] [stdout]   11:     0x561f30746c57 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63
[INFO] [stdout]                                at src/libstd/panicking.rs:486
[INFO] [stdout]   12:     0x561f3074685b - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:388
[INFO] [stdout]   13:     0x561f307467cb - std::panicking::begin_panic_fmt::h3ec91017ffedff5c
[INFO] [stdout]                                at src/libstd/panicking.rs:342
[INFO] [stdout]   14:     0x561f306f541e - rust_game_of_life::cell_tests::calculates_neighbours_correctly::h75582329ce8a4b3b
[INFO] [stdout]                                at src/main.rs:72
[INFO] [stdout]   15:     0x561f306f525a - rust_game_of_life::cell_tests::calculates_neighbours_correctly::{{closure}}::hab196e6429f4334e
[INFO] [stdout]                                at src/main.rs:70
[INFO] [stdout]   16:     0x561f306f5fae - core::ops::function::FnOnce::call_once::h931bfee545c9f0af
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232
[INFO] [stdout]   17:     0x561f3071f4a2 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd23431bd7b767a0c
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076
[INFO] [stdout]   18:     0x561f3071f4a2 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h6986d2e83b783a4e
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318
[INFO] [stdout]   19:     0x561f3071f4a2 - std::panicking::try::do_call::haee67871ebe8ee92
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297
[INFO] [stdout]   20:     0x561f3071f4a2 - std::panicking::try::hcba534043f17f42d
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274
[INFO] [stdout]   21:     0x561f3071f4a2 - std::panic::catch_unwind::h6908c2ae7517b434
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394
[INFO] [stdout]   22:     0x561f3071f4a2 - test::run_test_in_process::h66277a63b8267865
[INFO] [stdout]                                at src/libtest/lib.rs:541
[INFO] [stdout]   23:     0x561f3071f4a2 - test::run_test::run_test_inner::{{closure}}::h591f321b83c3f302
[INFO] [stdout]                                at src/libtest/lib.rs:450
[INFO] [stdout]   24:     0x561f306f7576 - std::sys_common::backtrace::__rust_begin_short_backtrace::h843e47ea29613666
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/sys_common/backtrace.rs:130
[INFO] [stdout]   25:     0x561f306fcb15 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::ha6c43669df0cbe25
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:475
[INFO] [stdout]   26:     0x561f306fcb15 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc86e5439e615a14a
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318
[INFO] [stdout]   27:     0x561f306fcb15 - std::panicking::try::do_call::h4b45bcf4d5d82a80
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297
[INFO] [stdout]   28:     0x561f306fcb15 - std::panicking::try::h297c0c407d3f8196
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274
[INFO] [stdout]   29:     0x561f306fcb15 - std::panic::catch_unwind::h877baa9fbef2eafe
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394
[INFO] [stdout]   30:     0x561f306fcb15 - std::thread::Builder::spawn_unchecked::{{closure}}::hdb000626ad29158a
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:474
[INFO] [stdout]   31:     0x561f306fcb15 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h87e786b011f05b5c
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232
[INFO] [stdout]   32:     0x561f3074cf1a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hfc5c0e64036d1b09
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076
[INFO] [stdout]   33:     0x561f3074cf1a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hf3d73184efc070c1
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076
[INFO] [stdout]   34:     0x561f3074cf1a - std::sys::unix::thread::Thread::new::thread_start::hb9eb749d91dfe8e2
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stdout]   35:     0x7f142a642609 - start_thread
[INFO] [stdout]   36:     0x7f142a54e103 - __clone
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     cell_tests::calculates_boundary_neighbours_correctly
[INFO] [stdout]     cell_tests::calculates_neighbours_correctly
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--bin rust-game-of-life'
[INFO] running `"docker" "inspect" "764fbd3e533d43d928c25740cae3e71b4cc3c93cab8d40e9166ce5a7b024e1f0"`
[INFO] running `"docker" "rm" "-f" "764fbd3e533d43d928c25740cae3e71b4cc3c93cab8d40e9166ce5a7b024e1f0"`
[INFO] [stdout] 764fbd3e533d43d928c25740cae3e71b4cc3c93cab8d40e9166ce5a7b024e1f0