[INFO] cloning repository https://github.com/suarvid/sandsim-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suarvid/sandsim-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuarvid%2Fsandsim-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuarvid%2Fsandsim-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59bba8043b09ee61e0bef543c232116119f7436a
[INFO] testing suarvid/sandsim-rs against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuarvid%2Fsandsim-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/suarvid/sandsim-rs
[INFO] finished tweaking git repo https://github.com/suarvid/sandsim-rs
[INFO] tweaked toml for git repo https://github.com/suarvid/sandsim-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/suarvid/sandsim-rs on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/suarvid/sandsim-rs 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3e6cde17143a1f8f8a30e3ab6756f2af3cef908495771dc6c0b79226fb5f1eb
[INFO] running `Command { std: "docker" "start" "-a" "f3e6cde17143a1f8f8a30e3ab6756f2af3cef908495771dc6c0b79226fb5f1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3e6cde17143a1f8f8a30e3ab6756f2af3cef908495771dc6c0b79226fb5f1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3e6cde17143a1f8f8a30e3ab6756f2af3cef908495771dc6c0b79226fb5f1eb", kill_on_drop: false }`
[INFO] [stdout] f3e6cde17143a1f8f8a30e3ab6756f2af3cef908495771dc6c0b79226fb5f1eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 9f68e3b1e8b121c257f0ee6b4c1fc0064f70b17413875f705ee39eaa0d8cf831
[INFO] running `Command { std: "docker" "start" "-a" "9f68e3b1e8b121c257f0ee6b4c1fc0064f70b17413875f705ee39eaa0d8cf831", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling raylib-sys v3.7.0
[INFO] [stderr]    Compiling raylib v3.7.0
[INFO] [stderr]    Compiling sandsim-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `color`, `density`, `move_speed`, `flammability`, and `move_func` are never read
[INFO] [stdout]  --> src/world.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Cell {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 4 |     color: Color,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     density: usize,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 6 |     move_speed: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 7 |     flammability: i32, // Negative -> puts out fire
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 8 |     move_func: fn(World, usize, usize) -> Coordinates,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.32s
[INFO] running `Command { std: "docker" "inspect" "9f68e3b1e8b121c257f0ee6b4c1fc0064f70b17413875f705ee39eaa0d8cf831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f68e3b1e8b121c257f0ee6b4c1fc0064f70b17413875f705ee39eaa0d8cf831", kill_on_drop: false }`
[INFO] [stdout] 9f68e3b1e8b121c257f0ee6b4c1fc0064f70b17413875f705ee39eaa0d8cf831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 0b250f91741acae6730e91881f9c9889adeac6df5507bd7c1bb2a6dfc2049cbc
[INFO] running `Command { std: "docker" "start" "-a" "0b250f91741acae6730e91881f9c9889adeac6df5507bd7c1bb2a6dfc2049cbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling sandsim-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `color`, `density`, `move_speed`, `flammability`, and `move_func` are never read
[INFO] [stdout]  --> src/world.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Cell {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 4 |     color: Color,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     density: usize,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 6 |     move_speed: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 7 |     flammability: i32, // Negative -> puts out fire
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 8 |     move_func: fn(World, usize, usize) -> Coordinates,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "0b250f91741acae6730e91881f9c9889adeac6df5507bd7c1bb2a6dfc2049cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b250f91741acae6730e91881f9c9889adeac6df5507bd7c1bb2a6dfc2049cbc", kill_on_drop: false }`
[INFO] [stdout] 0b250f91741acae6730e91881f9c9889adeac6df5507bd7c1bb2a6dfc2049cbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 862e254263a585a76a151a22aa3fd1bd510ad3ecfbc4f0e9607ae0557d0c154c
[INFO] running `Command { std: "docker" "start" "-a" "862e254263a585a76a151a22aa3fd1bd510ad3ecfbc4f0e9607ae0557d0c154c", kill_on_drop: false }`
[INFO] [stderr] warning: fields `color`, `density`, `move_speed`, `flammability`, and `move_func` are never read
[INFO] [stderr]  --> src/world.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Cell {
[INFO] [stderr]   |            ---- fields in this struct
[INFO] [stderr] 4 |     color: Color,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 5 |     density: usize,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 6 |     move_speed: usize,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 7 |     flammability: i32, // Negative -> puts out fire
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 8 |     move_func: fn(World, usize, usize) -> Coordinates,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sandsim-rs` (bin "sandsim-rs" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/sandsim-rs/91b1318fd6b03851/deps/sandsim_rs-91b1318fd6b03851)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test world::tests::test_init_empty_world_is_empty ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- world::tests::test_init_empty_world_is_empty stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'world::tests::test_init_empty_world_is_empty' (25) panicked at src/world.rs:18:14:
[INFO] [stdout] index out of bounds: the len is 0 but the index is 0
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x610ada144c52 - std[840933623431fd06]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x610ada144c52 - std[840933623431fd06]::backtrace_rs::backtrace::trace_unsynchronized::<std[840933623431fd06]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x610ada144c52 - std[840933623431fd06]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x610ada144c52 - <<std[840933623431fd06]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8f93d80df273fe75]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x610ada15948a - <core[8f93d80df273fe75]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x610ada15948a - core[8f93d80df273fe75]::fmt::write
[INFO] [stdout]    6:     0x610ada149a86 - std[840933623431fd06]::io::default_write_fmt::<alloc[40b2bae28975ac47]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x610ada149a86 - <alloc[40b2bae28975ac47]::vec::Vec<u8> as std[840933623431fd06]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x610ada12311f - <std[840933623431fd06]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x610ada12311f - std[840933623431fd06]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x610ada13cf89 - std[840933623431fd06]::panicking::default_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x610ada0d80de - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x610ada0d80de - test[2f1252070343a163]::test_main_with_exit_callback::<test[2f1252070343a163]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x610ada13d142 - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x610ada13d142 - std[840933623431fd06]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x610ada1231d8 - std[840933623431fd06]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x610ada11aba9 - std[840933623431fd06]::sys::backtrace::__rust_end_short_backtrace::<std[840933623431fd06]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x610ada12402d - __rustc[5b4a0c6d8cc4a177]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x610ada159afc - core[8f93d80df273fe75]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x610ada15994c - core[8f93d80df273fe75]::panicking::panic_bounds_check
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:271:5
[INFO] [stdout]   20:     0x610ada0cc104 - <usize as core[8f93d80df273fe75]::slice::index::SliceIndex<[alloc[40b2bae28975ac47]::vec::Vec<core[8f93d80df273fe75]::option::Option<sandsim_rs[46438fd59955672e]::world::Cell>>]>>::index_mut
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/slice/index.rs:278:14
[INFO] [stdout]   21:     0x610ada0cc2e3 - <[alloc[40b2bae28975ac47]::vec::Vec<core[8f93d80df273fe75]::option::Option<sandsim_rs[46438fd59955672e]::world::Cell>>] as core[8f93d80df273fe75]::ops::index::IndexMut<usize>>::index_mut
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/slice/index.rs:31:15
[INFO] [stdout]   22:     0x610ada0cc2e3 - <alloc[40b2bae28975ac47]::vec::Vec<alloc[40b2bae28975ac47]::vec::Vec<core[8f93d80df273fe75]::option::Option<sandsim_rs[46438fd59955672e]::world::Cell>>> as core[8f93d80df273fe75]::ops::index::IndexMut<usize>>::index_mut
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/vec/mod.rs:3748:9
[INFO] [stdout]   23:     0x610ada0cb9d8 - sandsim_rs[46438fd59955672e]::world::init_empty_world
[INFO] [stdout]                                at /opt/rustwide/workdir/src/world.rs:18:14
[INFO] [stdout]   24:     0x610ada0cbbf6 - sandsim_rs[46438fd59955672e]::world::tests::test_init_empty_world_is_empty
[INFO] [stdout]                                at /opt/rustwide/workdir/src/world.rs:35:21
[INFO] [stdout]   25:     0x610ada0cb677 - sandsim_rs[46438fd59955672e]::world::tests::test_init_empty_world_is_empty::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/world.rs:32:40
[INFO] [stdout]   26:     0x610ada0cc3e6 - <sandsim_rs[46438fd59955672e]::world::tests::test_init_empty_world_is_empty::{closure#0} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x610ada0cc48b - <fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x610ada0cc48b - test[2f1252070343a163]::__rust_begin_short_backtrace::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:663:18
[INFO] [stdout]   29:     0x610ada0d8cea - test[2f1252070343a163]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:74
[INFO] [stdout]   30:     0x610ada0d8cea - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   31:     0x610ada0d8cea - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   32:     0x610ada0d8cea - std[840933623431fd06]::panicking::catch_unwind::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   33:     0x610ada0d8cea - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x610ada0d8cea - test[2f1252070343a163]::run_test_in_process
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:27
[INFO] [stdout]   35:     0x610ada0d8cea - test[2f1252070343a163]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:607:43
[INFO] [stdout]   36:     0x610ada0d31b4 - test[2f1252070343a163]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:637:41
[INFO] [stdout]   37:     0x610ada0d31b4 - std[840933623431fd06]::sys::backtrace::__rust_begin_short_backtrace::<test[2f1252070343a163]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   38:     0x610ada0db7e2 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   39:     0x610ada0db7e2 - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   40:     0x610ada0db7e2 - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   41:     0x610ada0db7e2 - std[840933623431fd06]::panicking::catch_unwind::<(), core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42:     0x610ada0db7e2 - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x610ada0db7e2 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   44:     0x610ada0db7e2 - <std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45:     0x610ada1444ff - <alloc[40b2bae28975ac47]::boxed::Box<dyn core[8f93d80df273fe75]::ops::function::FnOnce<(), Output = ()> + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   46:     0x610ada1444ff - <std[840933623431fd06]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   47:     0x731024cecaa4 - <unknown>
[INFO] [stdout]   48:     0x731024d79a64 - clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     world::tests::test_init_empty_world_is_empty
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin sandsim-rs`
[INFO] running `Command { std: "docker" "inspect" "862e254263a585a76a151a22aa3fd1bd510ad3ecfbc4f0e9607ae0557d0c154c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "862e254263a585a76a151a22aa3fd1bd510ad3ecfbc4f0e9607ae0557d0c154c", kill_on_drop: false }`
[INFO] [stdout] 862e254263a585a76a151a22aa3fd1bd510ad3ecfbc4f0e9607ae0557d0c154c
