[INFO] cloning repository https://github.com/cgm616/cube_puzzle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cgm616/cube_puzzle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgm616%2Fcube_puzzle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgm616%2Fcube_puzzle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eab939615d2f79f07944c7f6258e1963de5b2adb
[INFO] testing cgm616/cube_puzzle against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcgm616%2Fcube_puzzle" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cgm616/cube_puzzle
[INFO] finished tweaking git repo https://github.com/cgm616/cube_puzzle
[INFO] tweaked toml for git repo https://github.com/cgm616/cube_puzzle written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cgm616/cube_puzzle on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cgm616/cube_puzzle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b240d184f3459e48d4481420333684670d2b9fc29cd19a0c1d5350a6147158e7
[INFO] running `Command { std: "docker" "start" "-a" "b240d184f3459e48d4481420333684670d2b9fc29cd19a0c1d5350a6147158e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b240d184f3459e48d4481420333684670d2b9fc29cd19a0c1d5350a6147158e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b240d184f3459e48d4481420333684670d2b9fc29cd19a0c1d5350a6147158e7", kill_on_drop: false }`
[INFO] [stdout] b240d184f3459e48d4481420333684670d2b9fc29cd19a0c1d5350a6147158e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74590d04fb77136ad0208d9cc53f17586046340a2f8d4565fb0790d09ab38f49
[INFO] running `Command { std: "docker" "start" "-a" "74590d04fb77136ad0208d9cc53f17586046340a2f8d4565fb0790d09ab38f49", kill_on_drop: false }`
[INFO] [stderr]    Compiling cube_puzzle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Polymino`
[INFO] [stdout]  --> src/board.rs:1:60
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::poly::{Color, Location, Orientation, PolyIndex, Polymino};
[INFO] [stdout]   |                                                            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rotate_grain_180` is never used
[INFO] [stdout]   --> src/poly.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |         fn rotate_grain_180(cubes: &[(Location, Color); 5]) -> [(Location, Color); 5] {
[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 0.41s
[INFO] running `Command { std: "docker" "inspect" "74590d04fb77136ad0208d9cc53f17586046340a2f8d4565fb0790d09ab38f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74590d04fb77136ad0208d9cc53f17586046340a2f8d4565fb0790d09ab38f49", kill_on_drop: false }`
[INFO] [stdout] 74590d04fb77136ad0208d9cc53f17586046340a2f8d4565fb0790d09ab38f49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fdb1e443fdaf5a54cebaf1644f8468591847a986f4bd04ef7c1f2894dfa73ea
[INFO] running `Command { std: "docker" "start" "-a" "5fdb1e443fdaf5a54cebaf1644f8468591847a986f4bd04ef7c1f2894dfa73ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling cube_puzzle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Polymino`
[INFO] [stdout]  --> src/board.rs:1:60
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::poly::{Color, Location, Orientation, PolyIndex, Polymino};
[INFO] [stdout]   |                                                            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]    --> src/board.rs:170:23
[INFO] [stdout]     |
[INFO] [stdout] 170 |     use crate::poly::{self, Orientation, POLYMINOS};
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `any_cubes`
[INFO] [stdout]    --> src/board.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 let any_cubes = board
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_any_cubes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rotate_grain_180` is never used
[INFO] [stdout]   --> src/poly.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |         fn rotate_grain_180(cubes: &[(Location, Color); 5]) -> [(Location, Color); 5] {
[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 0.62s
[INFO] running `Command { std: "docker" "inspect" "5fdb1e443fdaf5a54cebaf1644f8468591847a986f4bd04ef7c1f2894dfa73ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fdb1e443fdaf5a54cebaf1644f8468591847a986f4bd04ef7c1f2894dfa73ea", kill_on_drop: false }`
[INFO] [stdout] 5fdb1e443fdaf5a54cebaf1644f8468591847a986f4bd04ef7c1f2894dfa73ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2a92f8eb738e0c81345f6cdd5d3d535f9a6bf40538f3ae688d3ebc8c9bc6f64
[INFO] running `Command { std: "docker" "start" "-a" "f2a92f8eb738e0c81345f6cdd5d3d535f9a6bf40538f3ae688d3ebc8c9bc6f64", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Polymino`
[INFO] [stderr]  --> src/board.rs:1:60
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::poly::{Color, Location, Orientation, PolyIndex, Polymino};
[INFO] [stderr]   |                                                            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]    --> src/board.rs:170:23
[INFO] [stderr]     |
[INFO] [stderr] 170 |     use crate::poly::{self, Orientation, POLYMINOS};
[INFO] [stderr]     |                       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `any_cubes`
[INFO] [stderr]    --> src/board.rs:200:21
[INFO] [stderr]     |
[INFO] [stderr] 200 |                 let any_cubes = board
[INFO] [stderr]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_any_cubes`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `rotate_grain_180` is never used
[INFO] [stderr]   --> src/poly.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |         fn rotate_grain_180(cubes: &[(Location, Color); 5]) -> [(Location, Color); 5] {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cube_puzzle` (bin "cube_puzzle" test) generated 4 warnings (run `cargo fix --bin "cube_puzzle" -p cube_puzzle --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cube_puzzle-32ab71af6b006116)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test poly::test::no_op_normalize ... ok
[INFO] [stdout] test poly::test::no_op_orient ... ok
[INFO] [stdout] test poly::test::long_three_sixty ... ok
[INFO] [stdout] test poly::test::short_three_sixty ... ok
[INFO] [stdout] test board::test::push_and_pop ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- board::test::push_and_pop stdout ----
[INFO] [stdout] board state:    moves:
[INFO] [stdout] _____   _____      - polymino 0 at (1, 1, 0) not rotated
[INFO] [stdout] _BW__   __B__   
[INFO] [stdout] __BW_   _____   
[INFO] [stdout] _____   _____   
[INFO] [stdout] _____   _____   
[INFO] [stdout] 
[INFO] [stdout] board state:    moves:
[INFO] [stdout] _____   _____      - polymino 0 at (1, 2, 0) rotated 180° about short axis
[INFO] [stdout] _____   _____   
[INFO] [stdout] _WB__   _____   
[INFO] [stdout] __WB_   __B__   
[INFO] [stdout] _____   _____   
[INFO] [stdout] 
[INFO] [stdout] board state:    moves:
[INFO] [stdout] _____   _____      - polymino 0 at (1, 2, 0) rotated 90° about long axis
[INFO] [stdout] _____   _____   
[INFO] [stdout] __B__   _____   
[INFO] [stdout] _BW__   __BW_   
[INFO] [stdout] _____   _____   
[INFO] [stdout] 
[INFO] [stdout] board state:    moves:
[INFO] [stdout] _____   _____      - polymino 0 at (1, 1, 0) rotated 90° about long axis then 180° about short axis
[INFO] [stdout] __WB_   _WB__   
[INFO] [stdout] __B__   _____   
[INFO] [stdout] _____   _____   
[INFO] [stdout] _____   _____   
[INFO] [stdout] 
[INFO] [stdout] board state:    moves:
[INFO] [stdout] _____   _____      - polymino 0 at (1, 1, 0) rotated 180° about long axis
[INFO] [stdout] _____   __BW_   
[INFO] [stdout] __B__   _BW__   
[INFO] [stdout] _____   _____   
[INFO] [stdout] _____   _____   
[INFO] [stdout] 
[INFO] [stdout] board state:    moves:
[INFO] [stdout] _____   _____      - polymino 0 at (1, 2, 0) rotated 180° about long axis then 180° about short axis
[INFO] [stdout] _____   _____   
[INFO] [stdout] __B__   __WB_   
[INFO] [stdout] _____   _WB__   
[INFO] [stdout] _____   _____   
[INFO] [stdout] 
[INFO] [stdout] board state:    moves:
[INFO] [stdout] _____   _____      - polymino 0 at (1, 2, 0) rotated 270° about long axis
[INFO] [stdout] _____   _____   
[INFO] [stdout] __BW_   _BW__   
[INFO] [stdout] _____   __B__   
[INFO] [stdout] _____   _____   
[INFO] [stdout] 
[INFO] [stdout] board state:    moves:
[INFO] [stdout] _____   _____      - polymino 1 at (1, 2, 0) not rotated
[INFO] [stdout] _____   _____   
[INFO] [stdout] _W___   _____   
[INFO] [stdout] _B___   _____   
[INFO] [stdout] _W___   _BW__   
[INFO] [stdout] 
[INFO] [stdout] board state:    moves:
[INFO] [stdout] _____   _____      - polymino 1 at (1, 1, 0) rotated 180° about short axis
[INFO] [stdout] __W__   _WB__   
[INFO] [stdout] __B__   _____   
[INFO] [stdout] __W__   _____   
[INFO] [stdout] _____   _____   
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] thread 'board::test::push_and_pop' (25) panicked at src/board.rs:187:26:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: "impossible orientation for this piece"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d9876184c02 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d9876184c02 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d9876184c02 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5d9876184c02 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5d9876194c6a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5d9876194c6a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x5d9876153b86 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d9876153b86 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5d98761640e9 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5d98761640e9 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5d9876163f81 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5d987612862e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5d987612862e - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d9876164362 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5d9876164362 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5d98761641a8 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5d987615f739 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5d987614877d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5d987619bfdc - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5d987619b8d2 - core::result::unwrap_failed::h7d4c34940aded59c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5d9876102f9a - core::result::Result<T,E>::unwrap::hb03e5f60245babb4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5d9876102f9a - cube_puzzle::board::test::push_and_pop::h466808724d7f5e46
[INFO] [stdout]                                at /opt/rustwide/workdir/src/board.rs:187:26
[INFO] [stdout]   22:     0x5d98761033a7 - cube_puzzle::board::test::push_and_pop::{{closure}}::h275a2f53a4dbc0bb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/board.rs:173:22
[INFO] [stdout]   23:     0x5d9876104d46 - core::ops::function::FnOnce::call_once::h3246fb265d7e365f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5d987612842b - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5d987612842b - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5d987613bdfa - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5d987613bdfa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5d987613bdfa - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5d987613bdfa - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5d987613bdfa - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5d987613bdfa - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5d987613bdfa - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5d9876116254 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5d9876116254 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5d9876119b12 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5d9876119b12 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5d9876119b12 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5d9876119b12 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5d9876119b12 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5d9876119b12 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5d9876119b12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5d987615a9cf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5d987615a9cf - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   44:     0x7796faf75aa4 - <unknown>
[INFO] [stdout]   45:     0x7796fb002a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     board::test::push_and_pop
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 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 cube_puzzle`
[INFO] running `Command { std: "docker" "inspect" "f2a92f8eb738e0c81345f6cdd5d3d535f9a6bf40538f3ae688d3ebc8c9bc6f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a92f8eb738e0c81345f6cdd5d3d535f9a6bf40538f3ae688d3ebc8c9bc6f64", kill_on_drop: false }`
[INFO] [stdout] f2a92f8eb738e0c81345f6cdd5d3d535f9a6bf40538f3ae688d3ebc8c9bc6f64
