[INFO] cloning repository https://github.com/SKyletoft/sudoku-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SKyletoft/sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSKyletoft%2Fsudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSKyletoft%2Fsudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3c574edf9b1e85f135236ac6168f84a368dc878
[INFO] testing SKyletoft/sudoku-solver against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSKyletoft%2Fsudoku-solver" "/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/SKyletoft/sudoku-solver
[INFO] finished tweaking git repo https://github.com/SKyletoft/sudoku-solver
[INFO] tweaked toml for git repo https://github.com/SKyletoft/sudoku-solver written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SKyletoft/sudoku-solver on toolchain b8e88e5ddf5521a9f43ee3f62a702388c713e4bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SKyletoft/sudoku-solver 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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7449eeac28cadbd179c3d5b5656d97a1f302e52a3aeea1fea6494fc7aba453d3
[INFO] running `Command { std: "docker" "start" "-a" "7449eeac28cadbd179c3d5b5656d97a1f302e52a3aeea1fea6494fc7aba453d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7449eeac28cadbd179c3d5b5656d97a1f302e52a3aeea1fea6494fc7aba453d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7449eeac28cadbd179c3d5b5656d97a1f302e52a3aeea1fea6494fc7aba453d3", kill_on_drop: false }`
[INFO] [stdout] 7449eeac28cadbd179c3d5b5656d97a1f302e52a3aeea1fea6494fc7aba453d3
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cba9d4cbe3614644cc44c987caa080ca37c2879870928e50b77d841ee71a2034
[INFO] running `Command { std: "docker" "start" "-a" "cba9d4cbe3614644cc44c987caa080ca37c2879870928e50b77d841ee71a2034", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling bitfields-impl v1.0.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling bitfields v1.0.3
[INFO] [stderr]    Compiling darling_core v0.11.0
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling darling_macro v0.11.0
[INFO] [stderr]    Compiling darling v0.11.0
[INFO] [stderr]    Compiling variantly v0.4.0
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `all_digits` is never used
[INFO] [stdout]   --> src/boilerplate.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl Sudoku {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 58 |     pub(crate) fn all_digits(&self) -> impl Iterator<Item = &Option<Number>> {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `solve` is never used
[INFO] [stdout]  --> src/solve.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Sudoku {
[INFO] [stdout]   | ----------- method in this implementation
[INFO] [stdout] 6 |     pub(crate) fn solve(&self) -> Self {
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.65s
[INFO] running `Command { std: "docker" "inspect" "cba9d4cbe3614644cc44c987caa080ca37c2879870928e50b77d841ee71a2034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba9d4cbe3614644cc44c987caa080ca37c2879870928e50b77d841ee71a2034", kill_on_drop: false }`
[INFO] [stdout] cba9d4cbe3614644cc44c987caa080ca37c2879870928e50b77d841ee71a2034
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff0ef3011dad2957b05bdeab424fdaf750e1ee77ec48a59a621968e91b5385ba
[INFO] running `Command { std: "docker" "start" "-a" "ff0ef3011dad2957b05bdeab424fdaf750e1ee77ec48a59a621968e91b5385ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling quickcheck_macros v1.2.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling rand v0.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling variantly v0.4.0
[INFO] [stderr]    Compiling env_filter v1.0.1
[INFO] [stderr]    Compiling env_logger v0.11.10
[INFO] [stderr]    Compiling quickcheck v1.1.0
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.54s
[INFO] running `Command { std: "docker" "inspect" "ff0ef3011dad2957b05bdeab424fdaf750e1ee77ec48a59a621968e91b5385ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff0ef3011dad2957b05bdeab424fdaf750e1ee77ec48a59a621968e91b5385ba", kill_on_drop: false }`
[INFO] [stdout] ff0ef3011dad2957b05bdeab424fdaf750e1ee77ec48a59a621968e91b5385ba
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 757bc66181c4ec60339ea3e2a318d481af88b3bcd1cfd17f2af34a5c14dbdb02
[INFO] running `Command { std: "docker" "start" "-a" "757bc66181c4ec60339ea3e2a318d481af88b3bcd1cfd17f2af34a5c14dbdb02", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku_solver-47b7db26bafa527d)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test::horizontal_collision ... ok
[INFO] [stdout] test test::deduce_1 ... ok
[INFO] [stdout] test test::failing_case_1 ... ok
[INFO] [stdout] test test::box_collision ... ok
[INFO] [stdout] test test::display_basic ... ok
[INFO] [stdout] test test::failing_test_2 ... ok
[INFO] [stdout] test test::vertical_collision ... ok
[INFO] [stdout] test test::sample_solutions_are_valid ... FAILED
[INFO] [stdout] test test::failing_test_3 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::sample_solutions_are_valid stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test::sample_solutions_are_valid' (25) panicked at src/main.rs:55:14:
[INFO] [stdout] Failed to read sudoku.csv: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60cdda33b82a - std[fce30c26ee6459b]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60cdda33b82a - std[fce30c26ee6459b]::backtrace_rs::backtrace::trace_unsynchronized::<std[fce30c26ee6459b]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60cdda33b82a - std[fce30c26ee6459b]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x60cdda33b82a - <<std[fce30c26ee6459b]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[d17f6591d688f3bd]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x60cdda350b1a - <core[d17f6591d688f3bd]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60cdda350b1a - core[d17f6591d688f3bd]::fmt::write
[INFO] [stdout]    6:     0x60cdda3400d2 - std[fce30c26ee6459b]::io::default_write_fmt::<alloc[dad09f3a48280dba]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x60cdda3400d2 - <alloc[dad09f3a48280dba]::vec::Vec<u8> as std[fce30c26ee6459b]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x60cdda31a1af - <std[fce30c26ee6459b]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x60cdda31a1af - std[fce30c26ee6459b]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x60cdda3338b9 - std[fce30c26ee6459b]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x60cdda04098c - <alloc[dad09f3a48280dba]::boxed::Box<dyn for<'a, 'b> core[d17f6591d688f3bd]::ops::function::Fn<(&'a std[fce30c26ee6459b]::panic::PanicHookInfo<'b>,), Output = ()> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::marker::Send> as core[d17f6591d688f3bd]::ops::function::Fn<(&std[fce30c26ee6459b]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   12:     0x60cdda04098c - test[9653f4f1d2ca1489]::test_main_inner::<test[9653f4f1d2ca1489]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x60cdda333a72 - <alloc[dad09f3a48280dba]::boxed::Box<dyn for<'a, 'b> core[d17f6591d688f3bd]::ops::function::Fn<(&'a std[fce30c26ee6459b]::panic::PanicHookInfo<'b>,), Output = ()> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::marker::Send> as core[d17f6591d688f3bd]::ops::function::Fn<(&std[fce30c26ee6459b]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   14:     0x60cdda333a72 - std[fce30c26ee6459b]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x60cdda31a268 - std[fce30c26ee6459b]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x60cdda30f329 - std[fce30c26ee6459b]::sys::backtrace::__rust_end_short_backtrace::<std[fce30c26ee6459b]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x60cdda31af7d - __rustc[de152adb51f02556]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x60cdda35138c - core[d17f6591d688f3bd]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x60cdda3510d2 - core[d17f6591d688f3bd]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x60cdda030cac - <core[d17f6591d688f3bd]::result::Result<alloc[dad09f3a48280dba]::string::String, std[fce30c26ee6459b]::io::error::Error>>::expect
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x60cdda01835b - sudoku_solver[c180adcd2771583d]::get_puzzles::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:55:5
[INFO] [stdout]   22:     0x60cdda017a68 - <std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::get_or_init::<sudoku_solver[c180adcd2771583d]::get_puzzles::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sync/once_lock.rs:321:50
[INFO] [stdout]   23:     0x60cdda01798e - <std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::initialize::<<std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::get_or_init<sudoku_solver[c180adcd2771583d]::get_puzzles::{closure#0}>::{closure#0}, !>::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sync/once_lock.rs:543:19
[INFO] [stdout]   24:     0x60cdda029ad1 - <std[fce30c26ee6459b]::sync::once::Once>::call_once_force::<<std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::initialize<<std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::get_or_init<sudoku_solver[c180adcd2771583d]::get_puzzles::{closure#0}>::{closure#0}, !>::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sync/once.rs:226:40
[INFO] [stdout]   25:     0x60cdda31f3f9 - <std[fce30c26ee6459b]::sys::sync::once::futex::Once>::call
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/sync/once/futex.rs:183:21
[INFO] [stdout]   26:     0x60cdda0271c0 - <std[fce30c26ee6459b]::sync::once::Once>::call_once_force::<<std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::initialize<<std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::get_or_init<sudoku_solver[c180adcd2771583d]::get_puzzles::{closure#0}>::{closure#0}, !>::{closure#0}>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sync/once.rs:226:20
[INFO] [stdout]   27:     0x60cdda015849 - <std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::initialize::<<std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::get_or_init<sudoku_solver[c180adcd2771583d]::get_puzzles::{closure#0}>::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sync/once_lock.rs:542:19
[INFO] [stdout]   28:     0x60cdda015917 - <std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::get_or_try_init::<<std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::get_or_init<sudoku_solver[c180adcd2771583d]::get_puzzles::{closure#0}>::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sync/once_lock.rs:410:14
[INFO] [stdout]   29:     0x60cdda01587d - <std[fce30c26ee6459b]::sync::once_lock::OnceLock<alloc[dad09f3a48280dba]::vec::Vec<sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle>>>::get_or_init::<sudoku_solver[c180adcd2771583d]::get_puzzles::{closure#0}>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sync/once_lock.rs:321:20
[INFO] [stdout]   30:     0x60cdda018c7d - sudoku_solver[c180adcd2771583d]::get_puzzles
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:51:10
[INFO] [stdout]   31:     0x60cdda01d03d - <sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle as quickcheck[59cb189d6c805571]::arbitrary::Arbitrary>::arbitrary
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:142:16
[INFO] [stdout]   32:     0x60cdda01fbb3 - <(sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle,) as quickcheck[59cb189d6c805571]::arbitrary::Arbitrary>::arbitrary
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.1.0/src/arbitrary.rs:217:25
[INFO] [stdout]   33:     0x60cdda0203a2 - <fn(sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle) as quickcheck[59cb189d6c805571]::tester::Testable>::result
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.1.0/src/tester.rs:374:31
[INFO] [stdout]   34:     0x60cdda015fd1 - <quickcheck[59cb189d6c805571]::tester::QuickCheck>::quicktest::<fn(sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle)>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.1.0/src/tester.rs:138:21
[INFO] [stdout]   35:     0x60cdda015bb1 - <quickcheck[59cb189d6c805571]::tester::QuickCheck>::quickcheck::<fn(sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle)>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.1.0/src/tester.rs:180:41
[INFO] [stdout]   36:     0x60cdda016483 - quickcheck[59cb189d6c805571]::tester::quickcheck::<fn(sudoku_solver[c180adcd2771583d]::RandomlyChosenPuzzle)>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.1.0/src/tester.rs:200:23
[INFO] [stdout]   37:     0x60cdda031c1d - sudoku_solver[c180adcd2771583d]::test::sample_solutions_are_valid
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:33:1
[INFO] [stdout]   38:     0x60cdda0307b7 - sudoku_solver[c180adcd2771583d]::test::sample_solutions_are_valid::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:33:14
[INFO] [stdout]   39:     0x60cdda02d366 - <sudoku_solver[c180adcd2771583d]::test::sample_solutions_are_valid::{closure#0} as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x60cdda033c6b - <fn() -> core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String> as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x60cdda033c6b - test[9653f4f1d2ca1489]::__rust_begin_short_backtrace::<core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String>, fn() -> core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:724:18
[INFO] [stdout]   42:     0x60cdda04145b - test[9653f4f1d2ca1489]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:747:74
[INFO] [stdout]   43:     0x60cdda04145b - <core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<test[9653f4f1d2ca1489]::run_test_in_process::{closure#0}> as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   44:     0x60cdda04145b - std[fce30c26ee6459b]::panicking::catch_unwind::do_call::<core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<test[9653f4f1d2ca1489]::run_test_in_process::{closure#0}>, core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:581:40
[INFO] [stdout]   45:     0x60cdda04145b - std[fce30c26ee6459b]::panicking::catch_unwind::<core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String>, core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<test[9653f4f1d2ca1489]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:544:19
[INFO] [stdout]   46:     0x60cdda04145b - std[fce30c26ee6459b]::panic::catch_unwind::<core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<test[9653f4f1d2ca1489]::run_test_in_process::{closure#0}>, core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panic.rs:359:14
[INFO] [stdout]   47:     0x60cdda04145b - test[9653f4f1d2ca1489]::run_test_in_process
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:747:27
[INFO] [stdout]   48:     0x60cdda04145b - test[9653f4f1d2ca1489]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:668:43
[INFO] [stdout]   49:     0x60cdda03ab74 - test[9653f4f1d2ca1489]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:698:41
[INFO] [stdout]   50:     0x60cdda03ab74 - std[fce30c26ee6459b]::sys::backtrace::__rust_begin_short_backtrace::<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   51:     0x60cdda044062 - std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked::<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   52:     0x60cdda044062 - <core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   53:     0x60cdda044062 - std[fce30c26ee6459b]::panicking::catch_unwind::do_call::<core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:581:40
[INFO] [stdout]   54:     0x60cdda044062 - std[fce30c26ee6459b]::panicking::catch_unwind::<(), core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:544:19
[INFO] [stdout]   55:     0x60cdda044062 - std[fce30c26ee6459b]::panic::catch_unwind::<core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panic.rs:359:14
[INFO] [stdout]   56:     0x60cdda044062 - std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked::<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   57:     0x60cdda044062 - <std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1} as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   58:     0x60cdda33addf - <alloc[dad09f3a48280dba]::boxed::Box<dyn core[d17f6591d688f3bd]::ops::function::FnOnce<(), Output = ()> + core[d17f6591d688f3bd]::marker::Send> as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   59:     0x60cdda33addf - <std[fce30c26ee6459b]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   60:     0x74729b7f1aa4 - <unknown>
[INFO] [stdout]   61:     0x74729b87ea64 - clone
[INFO] [stdout]   62:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test::failing_test_3 stdout ----
[INFO] [stdout] Puzzle:
[INFO] [stdout] 
[INFO] [stdout] ...|.58|6..
[INFO] [stdout] ..8|.7.|.52
[INFO] [stdout] 45.|...|.78
[INFO] [stdout] ---+---+---
[INFO] [stdout] ...|.2.|.1.
[INFO] [stdout] ..2|...|..5
[INFO] [stdout] 3..|..7|..9
[INFO] [stdout] ---+---+---
[INFO] [stdout] .1.|..6|5.7
[INFO] [stdout] .83|.4.|92.
[INFO] [stdout] .25|..9|...
[INFO] [stdout] Expected:
[INFO] [stdout] 
[INFO] [stdout] 237|158|694
[INFO] [stdout] 198|674|352
[INFO] [stdout] 456|392|178
[INFO] [stdout] ---+---+---
[INFO] [stdout] 579|423|816
[INFO] [stdout] 842|961|735
[INFO] [stdout] 361|587|249
[INFO] [stdout] ---+---+---
[INFO] [stdout] 914|236|587
[INFO] [stdout] 683|745|921
[INFO] [stdout] 725|819|463
[INFO] [stdout] Solved:
[INFO] [stdout] 
[INFO] [stdout] 237|.58|69.
[INFO] [stdout] 1.8|.7.|.52
[INFO] [stdout] 45.|..2|.78
[INFO] [stdout] ---+---+---
[INFO] [stdout] 5..|.2.|.1.
[INFO] [stdout] 8.2|..1|..5
[INFO] [stdout] 3.1|5.7|2.9
[INFO] [stdout] ---+---+---
[INFO] [stdout] 914|2.6|5.7
[INFO] [stdout] .83|.45|92.
[INFO] [stdout] .25|..9|...
[INFO] [stdout] 
[INFO] [stdout] thread 'test::failing_test_3' (23) panicked at src/test.rs:24:13:
[INFO] [stdout] Solver got stuck (incomplete but no wrong digits)!
[INFO] [stdout] Puzzle:
[INFO] [stdout] 
[INFO] [stdout] ...|.58|6..
[INFO] [stdout] ..8|.7.|.52
[INFO] [stdout] 45.|...|.78
[INFO] [stdout] ---+---+---
[INFO] [stdout] ...|.2.|.1.
[INFO] [stdout] ..2|...|..5
[INFO] [stdout] 3..|..7|..9
[INFO] [stdout] ---+---+---
[INFO] [stdout] .1.|..6|5.7
[INFO] [stdout] .83|.4.|92.
[INFO] [stdout] .25|..9|...
[INFO] [stdout] 
[INFO] [stdout] Expected:
[INFO] [stdout] 
[INFO] [stdout] 237|158|694
[INFO] [stdout] 198|674|352
[INFO] [stdout] 456|392|178
[INFO] [stdout] ---+---+---
[INFO] [stdout] 579|423|816
[INFO] [stdout] 842|961|735
[INFO] [stdout] 361|587|249
[INFO] [stdout] ---+---+---
[INFO] [stdout] 914|236|587
[INFO] [stdout] 683|745|921
[INFO] [stdout] 725|819|463
[INFO] [stdout] 
[INFO] [stdout] Got:
[INFO] [stdout] 
[INFO] [stdout] 237|.58|69.
[INFO] [stdout] 1.8|.7.|.52
[INFO] [stdout] 45.|..2|.78
[INFO] [stdout] ---+---+---
[INFO] [stdout] 5..|.2.|.1.
[INFO] [stdout] 8.2|..1|..5
[INFO] [stdout] 3.1|5.7|2.9
[INFO] [stdout] ---+---+---
[INFO] [stdout] 914|2.6|5.7
[INFO] [stdout] .83|.45|92.
[INFO] [stdout] .25|..9|...
[INFO] [stdout] 
[INFO] [stdout] After deduce:
[INFO] [stdout] ╭─╮│╭─╮│╭─╮█1  │╭─╮│╭─╮█╭─╮│╭─╮│1  
[INFO] [stdout] ╭─╯│ ─┤│  │█4  │╰─╮│├─┤█├─╮│╰─┤│4  
[INFO] [stdout] ╰─╯│╰─╯│  ╵█   │╰─╯│╰─╯█╰─╯│  ╵│   
[INFO] [stdout] ───┼───┼───█───┼───┼───█───┼───┼───
[INFO] [stdout]  ╷ │   │╭─╮█  3│╭─╮│  3█  3│╭─╮│╭─╮
[INFO] [stdout]  │ │  6│├─┤█4 6│  ││4  █4  │╰─╮│╭─╯
[INFO] [stdout]  ╵ │  9│╰─╯█  9│  ╵│   █   │╰─╯│╰─╯
[INFO] [stdout] ───┼───┼───█───┼───┼───█───┼───┼───
[INFO] [stdout] ╷ ╷│╭─╮│   █1 3│1 3│╭─╮█1 3│╭─╮│╭─╮
[INFO] [stdout] ╰─┤│╰─╮│  6█  6│  6│╭─╯█   │  ││├─┤
[INFO] [stdout]   ╵│╰─╯│  9█  9│  9│╰─╯█   │  ╵│╰─╯
[INFO] [stdout] ███████████████████████████████████
[INFO] [stdout] ╭─╮│   │   █  3│╭─╮│  3█  3│ ╷ │  3
[INFO] [stdout] ╰─╮│4 6│  6█4 6│╭─╯│4  █4  │ │ │4 6
[INFO] [stdout] ╰─╯│7 9│  9█ 89│╰─╯│   █78 │ ╵ │   
[INFO] [stdout] ───┼───┼───█───┼───┼───█───┼───┼───
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[INFO] [stdout] ├─┤│4 6│╭─╯█4 6│  6│ │ █4  │4 6│╰─╮
[INFO] [stdout] ╰─╯│7 9│╰─╯█  9│  9│ ╵ █7  │   │╰─╯
[INFO] [stdout] ───┼───┼───█───┼───┼───█───┼───┼───
[INFO] [stdout] ╭─╮│   │ ╷ █╭─╮│   │╭─╮█╭─╮│   │╭─╮
[INFO] [stdout]  ─┤│4 6│ │ █╰─╮│  6│  │█╭─╯│4 6│╰─┤
[INFO] [stdout] ╰─╯│   │ ╵ █╰─╯│ 8 │  ╵█╰─╯│ 8 │  ╵
[INFO] [stdout] ███████████████████████████████████
[INFO] [stdout] ╭─╮│ ╷ │╷ ╷█╭─╮│  3│╭─╮█╭─╮│  3│╭─╮
[INFO] [stdout] ╰─┤│ │ │╰─┤█╭─╯│   │├─╮█╰─╮│   │  │
[INFO] [stdout]   ╵│ ╵ │  ╵█╰─╯│ 8 │╰─╯█╰─╯│ 8 │  ╵
[INFO] [stdout] ───┼───┼───█───┼───┼───█───┼───┼───
[INFO] [stdout]    │╭─╮│╭─╮█1  │╷ ╷│╭─╮█╭─╮│╭─╮│1  
[INFO] [stdout]   6│├─┤│ ─┤█   │╰─┤│╰─╮█╰─┤│╭─╯│  6
[INFO] [stdout] 7  │╰─╯│╰─╯█7  │  ╵│╰─╯█  ╵│╰─╯│   
[INFO] [stdout] ───┼───┼───█───┼───┼───█───┼───┼───
[INFO] [stdout]    │╭─╮│╭─╮█1 3│1 3│╭─╮█1 3│  3│1 3
[INFO] [stdout]   6│╭─╯│╰─╮█   │   │╰─┤█4  │4 6│4 6
[INFO] [stdout] 7  │╰─╯│╰─╯█78 │ 8 │  ╵█ 8 │ 8 │   
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60cdda33b82a - std[fce30c26ee6459b]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60cdda33b82a - std[fce30c26ee6459b]::backtrace_rs::backtrace::trace_unsynchronized::<std[fce30c26ee6459b]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60cdda33b82a - std[fce30c26ee6459b]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x60cdda33b82a - <<std[fce30c26ee6459b]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[d17f6591d688f3bd]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x60cdda350b1a - <core[d17f6591d688f3bd]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60cdda350b1a - core[d17f6591d688f3bd]::fmt::write
[INFO] [stdout]    6:     0x60cdda3400d2 - std[fce30c26ee6459b]::io::default_write_fmt::<alloc[dad09f3a48280dba]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x60cdda3400d2 - <alloc[dad09f3a48280dba]::vec::Vec<u8> as std[fce30c26ee6459b]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x60cdda31a1af - <std[fce30c26ee6459b]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x60cdda31a1af - std[fce30c26ee6459b]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x60cdda3338b9 - std[fce30c26ee6459b]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x60cdda04098c - <alloc[dad09f3a48280dba]::boxed::Box<dyn for<'a, 'b> core[d17f6591d688f3bd]::ops::function::Fn<(&'a std[fce30c26ee6459b]::panic::PanicHookInfo<'b>,), Output = ()> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::marker::Send> as core[d17f6591d688f3bd]::ops::function::Fn<(&std[fce30c26ee6459b]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   12:     0x60cdda04098c - test[9653f4f1d2ca1489]::test_main_inner::<test[9653f4f1d2ca1489]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x60cdda333a72 - <alloc[dad09f3a48280dba]::boxed::Box<dyn for<'a, 'b> core[d17f6591d688f3bd]::ops::function::Fn<(&'a std[fce30c26ee6459b]::panic::PanicHookInfo<'b>,), Output = ()> + core[d17f6591d688f3bd]::marker::Sync + core[d17f6591d688f3bd]::marker::Send> as core[d17f6591d688f3bd]::ops::function::Fn<(&std[fce30c26ee6459b]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   14:     0x60cdda333a72 - std[fce30c26ee6459b]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x60cdda31a268 - std[fce30c26ee6459b]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x60cdda30f329 - std[fce30c26ee6459b]::sys::backtrace::__rust_end_short_backtrace::<std[fce30c26ee6459b]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x60cdda31af7d - __rustc[de152adb51f02556]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x60cdda35138c - core[d17f6591d688f3bd]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x60cdda031685 - sudoku_solver[c180adcd2771583d]::test::assert_puzzle_solves
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:24:4
[INFO] [stdout]   20:     0x60cdda031ac6 - sudoku_solver[c180adcd2771583d]::test::failing_test_3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:137:2
[INFO] [stdout]   21:     0x60cdda0306c7 - sudoku_solver[c180adcd2771583d]::test::failing_test_3::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:130:20
[INFO] [stdout]   22:     0x60cdda02d2a6 - <sudoku_solver[c180adcd2771583d]::test::failing_test_3::{closure#0} as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x60cdda033c6b - <fn() -> core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String> as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x60cdda033c6b - test[9653f4f1d2ca1489]::__rust_begin_short_backtrace::<core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String>, fn() -> core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:724:18
[INFO] [stdout]   25:     0x60cdda04145b - test[9653f4f1d2ca1489]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:747:74
[INFO] [stdout]   26:     0x60cdda04145b - <core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<test[9653f4f1d2ca1489]::run_test_in_process::{closure#0}> as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   27:     0x60cdda04145b - std[fce30c26ee6459b]::panicking::catch_unwind::do_call::<core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<test[9653f4f1d2ca1489]::run_test_in_process::{closure#0}>, core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x60cdda04145b - std[fce30c26ee6459b]::panicking::catch_unwind::<core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String>, core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<test[9653f4f1d2ca1489]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x60cdda04145b - std[fce30c26ee6459b]::panic::catch_unwind::<core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<test[9653f4f1d2ca1489]::run_test_in_process::{closure#0}>, core[d17f6591d688f3bd]::result::Result<(), alloc[dad09f3a48280dba]::string::String>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x60cdda04145b - test[9653f4f1d2ca1489]::run_test_in_process
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:747:27
[INFO] [stdout]   31:     0x60cdda04145b - test[9653f4f1d2ca1489]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:668:43
[INFO] [stdout]   32:     0x60cdda03ab74 - test[9653f4f1d2ca1489]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/test/src/lib.rs:698:41
[INFO] [stdout]   33:     0x60cdda03ab74 - std[fce30c26ee6459b]::sys::backtrace::__rust_begin_short_backtrace::<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x60cdda044062 - std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked::<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   35:     0x60cdda044062 - <core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   36:     0x60cdda044062 - std[fce30c26ee6459b]::panicking::catch_unwind::do_call::<core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x60cdda044062 - std[fce30c26ee6459b]::panicking::catch_unwind::<(), core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x60cdda044062 - std[fce30c26ee6459b]::panic::catch_unwind::<core[d17f6591d688f3bd]::panic::unwind_safe::AssertUnwindSafe<std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x60cdda044062 - std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked::<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   40:     0x60cdda044062 - <std[fce30c26ee6459b]::thread::lifecycle::spawn_unchecked<test[9653f4f1d2ca1489]::run_test::{closure#1}, ()>::{closure#1} as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x60cdda33addf - <alloc[dad09f3a48280dba]::boxed::Box<dyn core[d17f6591d688f3bd]::ops::function::FnOnce<(), Output = ()> + core[d17f6591d688f3bd]::marker::Send> as core[d17f6591d688f3bd]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   42:     0x60cdda33addf - <std[fce30c26ee6459b]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x74729b7f1aa4 - <unknown>
[INFO] [stdout]   44:     0x74729b87ea64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::failing_test_3
[INFO] [stdout]     test::sample_solutions_are_valid
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin sudoku-solver`
[INFO] running `Command { std: "docker" "inspect" "757bc66181c4ec60339ea3e2a318d481af88b3bcd1cfd17f2af34a5c14dbdb02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "757bc66181c4ec60339ea3e2a318d481af88b3bcd1cfd17f2af34a5c14dbdb02", kill_on_drop: false }`
[INFO] [stdout] 757bc66181c4ec60339ea3e2a318d481af88b3bcd1cfd17f2af34a5c14dbdb02
