[INFO] cloning repository Craig-Macomber/Life-Struggle [INFO] running `"git" "clone" "--bare" "git://github.com/Craig-Macomber/Life-Struggle.git" "work/cache/sources/gh/Craig-Macomber/Life-Struggle"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Craig-Macomber/Life-Struggle'... [INFO] running `"git" "clone" "work/cache/sources/gh/Craig-Macomber/Life-Struggle" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Craig-Macomber/Life-Struggle"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Craig-Macomber/Life-Struggle'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Craig-Macomber/Life-Struggle" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Craig-Macomber/Life-Struggle"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Craig-Macomber/Life-Struggle'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 051d4626dafb950554469862d922425ceb2d3ff3 [INFO] sha for GitHub repo Craig-Macomber/Life-Struggle: 051d4626dafb950554469862d922425ceb2d3ff3 [INFO] validating manifest of Craig-Macomber/Life-Struggle on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Craig-Macomber/Life-Struggle on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Craig-Macomber/Life-Struggle [INFO] finished frobbing Craig-Macomber/Life-Struggle [INFO] frobbed toml for Craig-Macomber/Life-Struggle written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Craig-Macomber/Life-Struggle/Cargo.toml [INFO] started frobbing Craig-Macomber/Life-Struggle [INFO] finished frobbing Craig-Macomber/Life-Struggle [INFO] frobbed toml for Craig-Macomber/Life-Struggle written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Craig-Macomber/Life-Struggle/Cargo.toml [INFO] crate Craig-Macomber/Life-Struggle already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing Craig-Macomber/Life-Struggle against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Craig-Macomber/Life-Struggle:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] 6484943dbcb79f84deb3622d79f1937bb7f377ba6d75c28f33c2299fda786c4d [INFO] running `"docker" "start" "-a" "6484943dbcb79f84deb3622d79f1937bb7f377ba6d75c28f33c2299fda786c4d"` [INFO] [stderr] Compiling deflate v0.7.18 [INFO] [stderr] Compiling inflate v0.4.3 [INFO] [stderr] Compiling gif v0.10.0 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling num-derive v0.2.2 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling image v0.19.0 [INFO] [stderr] Compiling life_struggle v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/game.rs:18:46 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn struggle(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> (isize, isize) { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/game.rs:18:68 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn struggle(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> (isize, isize) { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/game.rs:33:52 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn struggle_board(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> Option { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/game.rs:33:74 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn struggle_board(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> Option { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/tile.rs:19:25 [INFO] [stderr] | [INFO] [stderr] 19 | fn copy_from(t_in: &LifeTileSrc) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tile.rs:86:21 [INFO] [stderr] | [INFO] [stderr] 86 | let mut at = |cc: &mut usize, ix: usize, iy: usize| { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `struggle` [INFO] [stderr] --> src/game.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn struggle(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> (isize, isize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `lwss_at` [INFO] [stderr] --> src/game.rs:101:5 [INFO] [stderr] | [INFO] [stderr] 101 | fn lwss_at(t: &mut T, x: usize, y: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.67s [INFO] running `"docker" "inspect" "6484943dbcb79f84deb3622d79f1937bb7f377ba6d75c28f33c2299fda786c4d"` [INFO] running `"docker" "rm" "-f" "6484943dbcb79f84deb3622d79f1937bb7f377ba6d75c28f33c2299fda786c4d"` [INFO] [stdout] 6484943dbcb79f84deb3622d79f1937bb7f377ba6d75c28f33c2299fda786c4d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Craig-Macomber/Life-Struggle:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 8545d3515e1877ae77b8af4f9b997a0e96676e58f82965c1c617d1dbb5c722af [INFO] running `"docker" "start" "-a" "8545d3515e1877ae77b8af4f9b997a0e96676e58f82965c1c617d1dbb5c722af"` [INFO] [stderr] Compiling life_struggle v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/game.rs:18:46 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn struggle(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> (isize, isize) { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/game.rs:18:68 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn struggle(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> (isize, isize) { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/game.rs:33:52 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn struggle_board(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> Option { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/game.rs:33:74 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn struggle_board(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> Option { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/tile.rs:19:25 [INFO] [stderr] | [INFO] [stderr] 19 | fn copy_from(t_in: &LifeTileSrc) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn LifeTileSrc` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tile.rs:86:21 [INFO] [stderr] | [INFO] [stderr] 86 | let mut at = |cc: &mut usize, ix: usize, iy: usize| { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.54s [INFO] running `"docker" "inspect" "8545d3515e1877ae77b8af4f9b997a0e96676e58f82965c1c617d1dbb5c722af"` [INFO] running `"docker" "rm" "-f" "8545d3515e1877ae77b8af4f9b997a0e96676e58f82965c1c617d1dbb5c722af"` [INFO] [stdout] 8545d3515e1877ae77b8af4f9b997a0e96676e58f82965c1c617d1dbb5c722af [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Craig-Macomber/Life-Struggle:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"` [INFO] [stdout] 850b3ac07389b0dda41313f82500556b40a85aa98f3e4151fffaf1eab23785c3 [INFO] running `"docker" "start" "-a" "850b3ac07389b0dda41313f82500556b40a85aa98f3e4151fffaf1eab23785c3"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.43s [INFO] [stderr] Running /opt/crater/target/debug/deps/life_struggle-cca4c5775bb6559d [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test game::tests::bench_lwss_200 ... ok [INFO] [stdout] test game::tests::bench_lwss_2000 ... ok [INFO] [stdout] test game::tests::test_lwss_vs_empty ... FAILED [INFO] [stdout] test game::tests::test_lwss_vs_gliders ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- game::tests::test_lwss_vs_empty stdout ---- [INFO] [stdout] thread 'game::tests::test_lwss_vs_empty' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55faf621985b - backtrace::backtrace::libunwind::trace::hcbf63b8d794b15f4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55faf621985b - backtrace::backtrace::trace_unsynchronized::h681e1cb201a9972d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55faf621985b - std::sys_common::backtrace::_print::hd27175ce39811176 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55faf621985b - std::sys_common::backtrace::print::h117e2eebf9a1e122 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55faf621985b - std::panicking::default_hook::{{closure}}::h6369b988ee675335 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x55faf62194ef - std::panicking::default_hook::hfaefd2bea4c25f9e [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x55faf6219fd0 - std::panicking::rust_panic_with_hook::h02c52718165ccced [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x55faf6219b52 - std::panicking::continue_panic_fmt::h9e135674c1df51b4 [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x55faf6219a36 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x55faf62300cd - core::panicking::panic_fmt::h58c956553ac8538f [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55faf610c22e - core::result::unwrap_failed::h385fc9fd880bb55d [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x55faf611366a - core::result::Result::unwrap::he4617a50c3bf4f8d [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x55faf611366a - life_struggle::board::Board::print_image::h6bfa0e73816ac484 [INFO] [stdout] at src/board.rs:101 [INFO] [stdout] 13: 0x55faf611664a - life_struggle::game::struggle::h4150a33b6da2f777 [INFO] [stdout] at src/game.rs:23 [INFO] [stdout] 14: 0x55faf610af0f - life_struggle::game::tests::test_lwss_vs_empty::h0ea2f4100a083476 [INFO] [stdout] at src/game.rs:127 [INFO] [stdout] 15: 0x55faf612162f - as core::ops::function::FnOnce>::call_once::h051e7835d417eabd [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x55faf621cc5a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 17: 0x55faf613c1a8 - std::panicking::try::h2a4c737ee7913c25 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:273 [INFO] [stdout] 18: 0x55faf613c1a8 - std::panic::catch_unwind::hb4a850da3c0f461d [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:388 [INFO] [stdout] 19: 0x55faf613c1a8 - test::run_test::run_test_inner::{{closure}}::hf1081f8a70de250d [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x55faf6116ba5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h342b596609fb99e3 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55faf611ab35 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h513520560543c60c [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55faf611ab35 - as core::ops::function::FnOnce<()>>::call_once::ha4e1c61c6177bb54 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:309 [INFO] [stdout] 23: 0x55faf611ab35 - std::panicking::try::do_call::h0eb4a0e045c14646 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:294 [INFO] [stdout] 24: 0x55faf621cc5a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 25: 0x55faf611b152 - std::panicking::try::h20774757cea1a66c [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:273 [INFO] [stdout] 26: 0x55faf611b152 - std::panic::catch_unwind::h38e40a373c8b5452 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:388 [INFO] [stdout] 27: 0x55faf611b152 - std::thread::Builder::spawn_unchecked::{{closure}}::h9bfd91224a2fd035 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55faf611b152 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha2d3b3105bb1d7d1 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x55faf620f34f - as core::ops::function::FnOnce>::call_once::hc6099fbe1f2e9038 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x55faf621c3a0 - as core::ops::function::FnOnce>::call_once::h1b61db05dcd8ce54 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x55faf621c3a0 - std::sys_common::thread::start_thread::hd3ed9053e9fea488 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55faf621c3a0 - std::sys::unix::thread::Thread::new::thread_start::hc17e4e4c7ed2fc8f [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7f8c222a64a4 - start_thread [INFO] [stdout] 34: 0x7f8c21dd1d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- game::tests::test_lwss_vs_gliders stdout ---- [INFO] [stdout] thread 'game::tests::test_lwss_vs_gliders' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55faf621985b - backtrace::backtrace::libunwind::trace::hcbf63b8d794b15f4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55faf621985b - backtrace::backtrace::trace_unsynchronized::h681e1cb201a9972d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55faf621985b - std::sys_common::backtrace::_print::hd27175ce39811176 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55faf621985b - std::sys_common::backtrace::print::h117e2eebf9a1e122 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55faf621985b - std::panicking::default_hook::{{closure}}::h6369b988ee675335 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x55faf62194ef - std::panicking::default_hook::hfaefd2bea4c25f9e [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x55faf6219fd0 - std::panicking::rust_panic_with_hook::h02c52718165ccced [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x55faf6219b52 - std::panicking::continue_panic_fmt::h9e135674c1df51b4 [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x55faf6219a36 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x55faf62300cd - core::panicking::panic_fmt::h58c956553ac8538f [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55faf610c22e - core::result::unwrap_failed::h385fc9fd880bb55d [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x55faf611366a - core::result::Result::unwrap::he4617a50c3bf4f8d [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x55faf611366a - life_struggle::board::Board::print_image::h6bfa0e73816ac484 [INFO] [stdout] at src/board.rs:101 [INFO] [stdout] 13: 0x55faf611664a - life_struggle::game::struggle::h4150a33b6da2f777 [INFO] [stdout] at src/game.rs:23 [INFO] [stdout] 14: 0x55faf610aa5d - life_struggle::game::tests::test_lwss_vs_gliders::hdcf5da1559f69e82 [INFO] [stdout] at src/game.rs:90 [INFO] [stdout] 15: 0x55faf612162f - as core::ops::function::FnOnce>::call_once::h051e7835d417eabd [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x55faf621cc5a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 17: 0x55faf613c1a8 - std::panicking::try::h2a4c737ee7913c25 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:273 [INFO] [stdout] 18: 0x55faf613c1a8 - std::panic::catch_unwind::hb4a850da3c0f461d [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:388 [INFO] [stdout] 19: 0x55faf613c1a8 - test::run_test::run_test_inner::{{closure}}::hf1081f8a70de250d [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x55faf6116ba5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h342b596609fb99e3 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55faf611ab35 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h513520560543c60c [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55faf611ab35 - as core::ops::function::FnOnce<()>>::call_once::ha4e1c61c6177bb54 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:309 [INFO] [stdout] 23: 0x55faf611ab35 - std::panicking::try::do_call::h0eb4a0e045c14646 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:294 [INFO] [stdout] 24: 0x55faf621cc5a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 25: 0x55faf611b152 - std::panicking::try::h20774757cea1a66c [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:273 [INFO] [stdout] 26: 0x55faf611b152 - std::panic::catch_unwind::h38e40a373c8b5452 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:388 [INFO] [stdout] 27: 0x55faf611b152 - std::thread::Builder::spawn_unchecked::{{closure}}::h9bfd91224a2fd035 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55faf611b152 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha2d3b3105bb1d7d1 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x55faf620f34f - as core::ops::function::FnOnce>::call_once::hc6099fbe1f2e9038 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x55faf621c3a0 - as core::ops::function::FnOnce>::call_once::h1b61db05dcd8ce54 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x55faf621c3a0 - std::sys_common::thread::start_thread::hd3ed9053e9fea488 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55faf621c3a0 - std::sys::unix::thread::Thread::new::thread_start::hc17e4e4c7ed2fc8f [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7f8c222a64a4 - start_thread [INFO] [stdout] 34: 0x7f8c21dd1d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] game::tests::test_lwss_vs_empty [INFO] [stdout] game::tests::test_lwss_vs_gliders [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin life_struggle' [INFO] running `"docker" "inspect" "850b3ac07389b0dda41313f82500556b40a85aa98f3e4151fffaf1eab23785c3"` [INFO] running `"docker" "rm" "-f" "850b3ac07389b0dda41313f82500556b40a85aa98f3e4151fffaf1eab23785c3"` [INFO] [stdout] 850b3ac07389b0dda41313f82500556b40a85aa98f3e4151fffaf1eab23785c3