[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 master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSKyletoft%2Fsudoku-solver" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/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-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SKyletoft/sudoku-solver on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck_macros v1.2.0
[INFO] [stderr]   Downloaded variantly v0.4.0
[INFO] [stderr]   Downloaded darling_core v0.11.0
[INFO] [stderr]   Downloaded darling_macro v0.11.0
[INFO] [stderr]   Downloaded bitfields v1.0.3
[INFO] [stderr]   Downloaded darling v0.11.0
[INFO] [stderr]   Downloaded quickcheck v1.1.0
[INFO] [stderr]   Downloaded bitfields-impl v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c425b673623564d11be52fa0868eae657941fa3a5415080643eb7ad91bc74a11
[INFO] running `Command { std: "docker" "start" "-a" "c425b673623564d11be52fa0868eae657941fa3a5415080643eb7ad91bc74a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c425b673623564d11be52fa0868eae657941fa3a5415080643eb7ad91bc74a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c425b673623564d11be52fa0868eae657941fa3a5415080643eb7ad91bc74a11", kill_on_drop: false }`
[INFO] [stdout] c425b673623564d11be52fa0868eae657941fa3a5415080643eb7ad91bc74a11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 616c9c5988333da5824c776399771cce1ac108c3ede8f874ce19a6bc9d8ff38e
[INFO] running `Command { std: "docker" "start" "-a" "616c9c5988333da5824c776399771cce1ac108c3ede8f874ce19a6bc9d8ff38e", 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 strsim v0.10.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling fnv v1.0.7
[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 syn v2.0.117
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[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 bitfields-impl v1.0.3
[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 bitfields v1.0.3
[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 14.87s
[INFO] running `Command { std: "docker" "inspect" "616c9c5988333da5824c776399771cce1ac108c3ede8f874ce19a6bc9d8ff38e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "616c9c5988333da5824c776399771cce1ac108c3ede8f874ce19a6bc9d8ff38e", kill_on_drop: false }`
[INFO] [stdout] 616c9c5988333da5824c776399771cce1ac108c3ede8f874ce19a6bc9d8ff38e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59173965ba99636ca40f723db67456f88f7b3696c4fd205290726a1b21f7406e
[INFO] running `Command { std: "docker" "start" "-a" "59173965ba99636ca40f723db67456f88f7b3696c4fd205290726a1b21f7406e", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling quickcheck_macros v1.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[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 v1.12.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling env_filter v1.0.1
[INFO] [stderr]    Compiling variantly v0.4.0
[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 10.60s
[INFO] running `Command { std: "docker" "inspect" "59173965ba99636ca40f723db67456f88f7b3696c4fd205290726a1b21f7406e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59173965ba99636ca40f723db67456f88f7b3696c4fd205290726a1b21f7406e", kill_on_drop: false }`
[INFO] [stdout] 59173965ba99636ca40f723db67456f88f7b3696c4fd205290726a1b21f7406e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6da1248f60942a4e5482b733ab97228ae1763cfece4991dc12065c6bc857df1e
[INFO] running `Command { std: "docker" "start" "-a" "6da1248f60942a4e5482b733ab97228ae1763cfece4991dc12065c6bc857df1e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[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::deduce_1 ... ok
[INFO] [stdout] test test::failing_case_1 ... ok
[INFO] [stdout] test test::failing_test_2 ... ok
[INFO] [stdout] test test::display_basic ... ok
[INFO] [stdout] test test::horizontal_collision ... ok
[INFO] [stdout] test test::box_collision ... 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:     0x62c13ef050ca - std[29689e6404d28ef9]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62c13ef050ca - std[29689e6404d28ef9]::backtrace_rs::backtrace::trace_unsynchronized::<std[29689e6404d28ef9]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62c13ef050ca - std[29689e6404d28ef9]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x62c13ef050ca - <<std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[e929cb53b82a81ca]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x62c13ef1a3ba - <core[e929cb53b82a81ca]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x62c13ef1a3ba - core[e929cb53b82a81ca]::fmt::write
[INFO] [stdout]    6:     0x62c13ef09972 - std[29689e6404d28ef9]::io::default_write_fmt::<alloc[9d7caffeb3b5d2c6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x62c13ef09972 - <alloc[9d7caffeb3b5d2c6]::vec::Vec<u8> as std[29689e6404d28ef9]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x62c13eee3bdf - <std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x62c13eee3bdf - std[29689e6404d28ef9]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x62c13eefd1c9 - std[29689e6404d28ef9]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x62c13ec0a9cc - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn for<'a, 'b> core[e929cb53b82a81ca]::ops::function::Fn<(&'a std[29689e6404d28ef9]::panic::PanicHookInfo<'b>,), Output = ()> + core[e929cb53b82a81ca]::marker::Send + core[e929cb53b82a81ca]::marker::Sync> as core[e929cb53b82a81ca]::ops::function::Fn<(&std[29689e6404d28ef9]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   12:     0x62c13ec0a9cc - test[a24b3028667022f7]::test_main_inner::<test[a24b3028667022f7]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x62c13eefd382 - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn for<'a, 'b> core[e929cb53b82a81ca]::ops::function::Fn<(&'a std[29689e6404d28ef9]::panic::PanicHookInfo<'b>,), Output = ()> + core[e929cb53b82a81ca]::marker::Send + core[e929cb53b82a81ca]::marker::Sync> as core[e929cb53b82a81ca]::ops::function::Fn<(&std[29689e6404d28ef9]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   14:     0x62c13eefd382 - std[29689e6404d28ef9]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x62c13eee3c98 - std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x62c13eed8d59 - std[29689e6404d28ef9]::sys::backtrace::__rust_end_short_backtrace::<std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x62c13eee49ad - __rustc[3aed6af316653e63]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x62c13ef1ac2c - core[e929cb53b82a81ca]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x62c13ef1a972 - core[e929cb53b82a81ca]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x62c13ebfb03c - <core[e929cb53b82a81ca]::result::Result<alloc[9d7caffeb3b5d2c6]::string::String, std[29689e6404d28ef9]::io::error::Error>>::expect
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x62c13ebe254b - sudoku_solver[8c72ed08cb5886a1]::get_puzzles::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:55:5
[INFO] [stdout]   22:     0x62c13ebe1c58 - <std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::get_or_init::<sudoku_solver[8c72ed08cb5886a1]::get_puzzles::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sync/once_lock.rs:321:50
[INFO] [stdout]   23:     0x62c13ebe1b7e - <std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::initialize::<<std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::get_or_init<sudoku_solver[8c72ed08cb5886a1]::get_puzzles::{closure#0}>::{closure#0}, !>::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sync/once_lock.rs:543:19
[INFO] [stdout]   24:     0x62c13ebf3b11 - <std[29689e6404d28ef9]::sync::once::Once>::call_once_force::<<std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::initialize<<std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::get_or_init<sudoku_solver[8c72ed08cb5886a1]::get_puzzles::{closure#0}>::{closure#0}, !>::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sync/once.rs:226:40
[INFO] [stdout]   25:     0x62c13eee8e29 - <std[29689e6404d28ef9]::sys::sync::once::futex::Once>::call
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/sync/once/futex.rs:183:21
[INFO] [stderr] error: test failed, to rerun pass `--bin sudoku-solver`
[INFO] [stdout]   26:     0x62c13ebf11e0 - <std[29689e6404d28ef9]::sync::once::Once>::call_once_force::<<std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::initialize<<std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::get_or_init<sudoku_solver[8c72ed08cb5886a1]::get_puzzles::{closure#0}>::{closure#0}, !>::{closure#0}>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sync/once.rs:226:20
[INFO] [stdout]   27:     0x62c13ebdf8a9 - <std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::initialize::<<std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::get_or_init<sudoku_solver[8c72ed08cb5886a1]::get_puzzles::{closure#0}>::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sync/once_lock.rs:542:19
[INFO] [stdout]   28:     0x62c13ebdf977 - <std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::get_or_try_init::<<std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::get_or_init<sudoku_solver[8c72ed08cb5886a1]::get_puzzles::{closure#0}>::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sync/once_lock.rs:410:14
[INFO] [stdout]   29:     0x62c13ebdf8dd - <std[29689e6404d28ef9]::sync::once_lock::OnceLock<alloc[9d7caffeb3b5d2c6]::vec::Vec<sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle>>>::get_or_init::<sudoku_solver[8c72ed08cb5886a1]::get_puzzles::{closure#0}>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sync/once_lock.rs:321:20
[INFO] [stdout]   30:     0x62c13ebe2e6d - sudoku_solver[8c72ed08cb5886a1]::get_puzzles
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:51:10
[INFO] [stdout]   31:     0x62c13ebe713d - <sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle as quickcheck[7c877987a5621d70]::arbitrary::Arbitrary>::arbitrary
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:142:16
[INFO] [stdout]   32:     0x62c13ebe9c73 - <(sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle,) as quickcheck[7c877987a5621d70]::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:     0x62c13ebea472 - <fn(sudoku_solver[8c72ed08cb5886a1]::RandomlyChosenPuzzle) as quickcheck[7c877987a5621d70]::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:     0x62c13ebe0031 - <quickcheck[7c877987a5621d70]::tester::QuickCheck>::quicktest::<fn(sudoku_solver[8c72ed08cb5886a1]::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:     0x62c13ebdfc11 - <quickcheck[7c877987a5621d70]::tester::QuickCheck>::quickcheck::<fn(sudoku_solver[8c72ed08cb5886a1]::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:     0x62c13ebe06a3 - quickcheck[7c877987a5621d70]::tester::quickcheck::<fn(sudoku_solver[8c72ed08cb5886a1]::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:     0x62c13ebfbebd - sudoku_solver[8c72ed08cb5886a1]::test::sample_solutions_are_valid
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:33:1
[INFO] [stdout]   38:     0x62c13ebfa737 - sudoku_solver[8c72ed08cb5886a1]::test::sample_solutions_are_valid::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:33:14
[INFO] [stdout]   39:     0x62c13ebf73c6 - <sudoku_solver[8c72ed08cb5886a1]::test::sample_solutions_are_valid::{closure#0} as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x62c13ebfdcab - <fn() -> core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x62c13ebfdcab - test[a24b3028667022f7]::__rust_begin_short_backtrace::<core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>, fn() -> core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:724:18
[INFO] [stdout]   42:     0x62c13ec0b49b - test[a24b3028667022f7]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:747:74
[INFO] [stdout]   43:     0x62c13ec0b49b - <core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   44:     0x62c13ec0b49b - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}>, core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   45:     0x62c13ec0b49b - std[29689e6404d28ef9]::panicking::catch_unwind::<core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>, core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   46:     0x62c13ec0b49b - std[29689e6404d28ef9]::panic::catch_unwind::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}>, core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stdout]   47:     0x62c13ec0b49b - test[a24b3028667022f7]::run_test_in_process
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:747:27
[INFO] [stdout]   48:     0x62c13ec0b49b - test[a24b3028667022f7]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:668:43
[INFO] [stdout]   49:     0x62c13ec04bb4 - test[a24b3028667022f7]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:698:41
[INFO] [stdout]   50:     0x62c13ec04bb4 - std[29689e6404d28ef9]::sys::backtrace::__rust_begin_short_backtrace::<test[a24b3028667022f7]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   51:     0x62c13ec0e0a2 - std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked::<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   52:     0x62c13ec0e0a2 - <core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   53:     0x62c13ec0e0a2 - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   54:     0x62c13ec0e0a2 - std[29689e6404d28ef9]::panicking::catch_unwind::<(), core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   55:     0x62c13ec0e0a2 - std[29689e6404d28ef9]::panic::catch_unwind::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stdout]   56:     0x62c13ec0e0a2 - std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked::<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   57:     0x62c13ec0e0a2 - <std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1} as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   58:     0x62c13ef0467f - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn core[e929cb53b82a81ca]::ops::function::FnOnce<(), Output = ()> + core[e929cb53b82a81ca]::marker::Send> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   59:     0x62c13ef0467f - <std[29689e6404d28ef9]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   60:     0x774d658a4aa4 - <unknown>
[INFO] [stdout]   61:     0x774d65931a64 - 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
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[INFO] [stdout] ───┼───┼───█───┼───┼───█───┼───┼───
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[INFO] [stdout] ───┼───┼───█───┼───┼───█───┼───┼───
[INFO] [stdout] ╭─╮│   │ ╷ █╭─╮│   │╭─╮█╭─╮│   │╭─╮
[INFO] [stdout]  ─┤│4 6│ │ █╰─╮│  6│  │█╭─╯│4 6│╰─┤
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[INFO] [stdout] ███████████████████████████████████
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[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:     0x62c13ef050ca - std[29689e6404d28ef9]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62c13ef050ca - std[29689e6404d28ef9]::backtrace_rs::backtrace::trace_unsynchronized::<std[29689e6404d28ef9]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62c13ef050ca - std[29689e6404d28ef9]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x62c13ef050ca - <<std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[e929cb53b82a81ca]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x62c13ef1a3ba - <core[e929cb53b82a81ca]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x62c13ef1a3ba - core[e929cb53b82a81ca]::fmt::write
[INFO] [stdout]    6:     0x62c13ef09972 - std[29689e6404d28ef9]::io::default_write_fmt::<alloc[9d7caffeb3b5d2c6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x62c13ef09972 - <alloc[9d7caffeb3b5d2c6]::vec::Vec<u8> as std[29689e6404d28ef9]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x62c13eee3bdf - <std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x62c13eee3bdf - std[29689e6404d28ef9]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x62c13eefd1c9 - std[29689e6404d28ef9]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x62c13ec0a9cc - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn for<'a, 'b> core[e929cb53b82a81ca]::ops::function::Fn<(&'a std[29689e6404d28ef9]::panic::PanicHookInfo<'b>,), Output = ()> + core[e929cb53b82a81ca]::marker::Send + core[e929cb53b82a81ca]::marker::Sync> as core[e929cb53b82a81ca]::ops::function::Fn<(&std[29689e6404d28ef9]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   12:     0x62c13ec0a9cc - test[a24b3028667022f7]::test_main_inner::<test[a24b3028667022f7]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x62c13eefd382 - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn for<'a, 'b> core[e929cb53b82a81ca]::ops::function::Fn<(&'a std[29689e6404d28ef9]::panic::PanicHookInfo<'b>,), Output = ()> + core[e929cb53b82a81ca]::marker::Send + core[e929cb53b82a81ca]::marker::Sync> as core[e929cb53b82a81ca]::ops::function::Fn<(&std[29689e6404d28ef9]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   14:     0x62c13eefd382 - std[29689e6404d28ef9]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x62c13eee3c98 - std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x62c13eed8d59 - std[29689e6404d28ef9]::sys::backtrace::__rust_end_short_backtrace::<std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x62c13eee49ad - __rustc[3aed6af316653e63]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x62c13ef1ac2c - core[e929cb53b82a81ca]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x62c13ebfb925 - sudoku_solver[8c72ed08cb5886a1]::test::assert_puzzle_solves
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:24:4
[INFO] [stdout]   20:     0x62c13ebfbd66 - sudoku_solver[8c72ed08cb5886a1]::test::failing_test_3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:137:2
[INFO] [stdout]   21:     0x62c13ebfa647 - sudoku_solver[8c72ed08cb5886a1]::test::failing_test_3::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:130:20
[INFO] [stdout]   22:     0x62c13ebf7306 - <sudoku_solver[8c72ed08cb5886a1]::test::failing_test_3::{closure#0} as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x62c13ebfdcab - <fn() -> core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x62c13ebfdcab - test[a24b3028667022f7]::__rust_begin_short_backtrace::<core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>, fn() -> core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:724:18
[INFO] [stdout]   25:     0x62c13ec0b49b - test[a24b3028667022f7]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:747:74
[INFO] [stdout]   26:     0x62c13ec0b49b - <core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   27:     0x62c13ec0b49b - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}>, core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x62c13ec0b49b - std[29689e6404d28ef9]::panicking::catch_unwind::<core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>, core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x62c13ec0b49b - std[29689e6404d28ef9]::panic::catch_unwind::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<test[a24b3028667022f7]::run_test_in_process::{closure#0}>, core[e929cb53b82a81ca]::result::Result<(), alloc[9d7caffeb3b5d2c6]::string::String>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x62c13ec0b49b - test[a24b3028667022f7]::run_test_in_process
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:747:27
[INFO] [stdout]   31:     0x62c13ec0b49b - test[a24b3028667022f7]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:668:43
[INFO] [stdout]   32:     0x62c13ec04bb4 - test[a24b3028667022f7]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:698:41
[INFO] [stdout]   33:     0x62c13ec04bb4 - std[29689e6404d28ef9]::sys::backtrace::__rust_begin_short_backtrace::<test[a24b3028667022f7]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x62c13ec0e0a2 - std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked::<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   35:     0x62c13ec0e0a2 - <core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   36:     0x62c13ec0e0a2 - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x62c13ec0e0a2 - std[29689e6404d28ef9]::panicking::catch_unwind::<(), core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x62c13ec0e0a2 - std[29689e6404d28ef9]::panic::catch_unwind::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x62c13ec0e0a2 - std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked::<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   40:     0x62c13ec0e0a2 - <std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<test[a24b3028667022f7]::run_test::{closure#1}, ()>::{closure#1} as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x62c13ef0467f - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn core[e929cb53b82a81ca]::ops::function::FnOnce<(), Output = ()> + core[e929cb53b82a81ca]::marker::Send> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   42:     0x62c13ef0467f - <std[29689e6404d28ef9]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x774d658a4aa4 - <unknown>
[INFO] [stdout]   44:     0x774d65931a64 - 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] running `Command { std: "docker" "inspect" "6da1248f60942a4e5482b733ab97228ae1763cfece4991dc12065c6bc857df1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da1248f60942a4e5482b733ab97228ae1763cfece4991dc12065c6bc857df1e", kill_on_drop: false }`
[INFO] [stdout] 6da1248f60942a4e5482b733ab97228ae1763cfece4991dc12065c6bc857df1e
