[INFO] fetching crate rudoku-core 0.1.0...
[INFO] testing rudoku-core-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate rudoku-core 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rudoku-core 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rudoku-core 0.1.0
[INFO] finished tweaking crates.io crate rudoku-core 0.1.0
[INFO] tweaked toml for crates.io crate rudoku-core 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64ce47987f2d9574580054730bd26eb43378d545b02e78812732c8e96b700216
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "64ce47987f2d9574580054730bd26eb43378d545b02e78812732c8e96b700216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64ce47987f2d9574580054730bd26eb43378d545b02e78812732c8e96b700216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64ce47987f2d9574580054730bd26eb43378d545b02e78812732c8e96b700216", kill_on_drop: false }`
[INFO] [stdout] 64ce47987f2d9574580054730bd26eb43378d545b02e78812732c8e96b700216
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 728256c76e1e1e2f34e7f80d13973b2242ce9eee9a64822eaaf80a0174d2043d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "728256c76e1e1e2f34e7f80d13973b2242ce9eee9a64822eaaf80a0174d2043d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rudoku-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/sudoku/mod.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |             panic!(format!("It is impossible to create a Sudoku with an unique solution, with less than 17 hints. Input was {} hints.", n));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 37 |             panic!("It is impossible to create a Sudoku with an unique solution, with less than 17 hints. Input was {} hints.", n);
[INFO] [stdout]    |                   --                                                                                                            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/sudoku/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |             panic!(format!("Impossible to create a Sudoku with {} hints. A Sudoku has just 81 fields.", n))
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 39 |             panic!("Impossible to create a Sudoku with {} hints. A Sudoku has just 81 fields.", n)
[INFO] [stdout]    |                   --                                                                            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "728256c76e1e1e2f34e7f80d13973b2242ce9eee9a64822eaaf80a0174d2043d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728256c76e1e1e2f34e7f80d13973b2242ce9eee9a64822eaaf80a0174d2043d", kill_on_drop: false }`
[INFO] [stdout] 728256c76e1e1e2f34e7f80d13973b2242ce9eee9a64822eaaf80a0174d2043d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f515057fdfac5a50e2c99599f759418285faa8f8c90597ce5ec7d17ac41804a3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f515057fdfac5a50e2c99599f759418285faa8f8c90597ce5ec7d17ac41804a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rudoku-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/sudoku/mod.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |             panic!(format!("It is impossible to create a Sudoku with an unique solution, with less than 17 hints. Input was {} hints.", n));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 37 |             panic!("It is impossible to create a Sudoku with an unique solution, with less than 17 hints. Input was {} hints.", n);
[INFO] [stdout]    |                   --                                                                                                            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/sudoku/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |             panic!(format!("Impossible to create a Sudoku with {} hints. A Sudoku has just 81 fields.", n))
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 39 |             panic!("Impossible to create a Sudoku with {} hints. A Sudoku has just 81 fields.", n)
[INFO] [stdout]    |                   --                                                                            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/sudoku/mod.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |             panic!(format!("It is impossible to create a Sudoku with an unique solution, with less than 17 hints. Input was {} hints.", n));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 37 |             panic!("It is impossible to create a Sudoku with an unique solution, with less than 17 hints. Input was {} hints.", n);
[INFO] [stdout]    |                   --                                                                                                            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/sudoku/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |             panic!(format!("Impossible to create a Sudoku with {} hints. A Sudoku has just 81 fields.", n))
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 39 |             panic!("Impossible to create a Sudoku with {} hints. A Sudoku has just 81 fields.", n)
[INFO] [stdout]    |                   --                                                                            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "f515057fdfac5a50e2c99599f759418285faa8f8c90597ce5ec7d17ac41804a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f515057fdfac5a50e2c99599f759418285faa8f8c90597ce5ec7d17ac41804a3", kill_on_drop: false }`
[INFO] [stdout] f515057fdfac5a50e2c99599f759418285faa8f8c90597ce5ec7d17ac41804a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed0beb0b32072ceba89483b91d3572d0d5aad6eabfa6de92f3fd7c03e8a6a272
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ed0beb0b32072ceba89483b91d3572d0d5aad6eabfa6de92f3fd7c03e8a6a272", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/sudoku/mod.rs:37:20
[INFO] [stderr]    |
[INFO] [stderr] 37 |             panic!(format!("It is impossible to create a Sudoku with an unique solution, with less than 17 hints. Input was {} hints.", n));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 37 |             panic!("It is impossible to create a Sudoku with an unique solution, with less than 17 hints. Input was {} hints.", n);
[INFO] [stderr]    |                   --                                                                                                            --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/sudoku/mod.rs:39:20
[INFO] [stderr]    |
[INFO] [stderr] 39 |             panic!(format!("Impossible to create a Sudoku with {} hints. A Sudoku has just 81 fields.", n))
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 39 |             panic!("Impossible to create a Sudoku with {} hints. A Sudoku has just 81 fields.", n)
[INFO] [stderr]    |                   --                                                                            --
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/sudoku/mod.rs:37:20
[INFO] [stderr]    |
[INFO] [stderr] 37 |             panic!(format!("It is impossible to create a Sudoku with an unique solution, with less than 17 hints. Input was {} hints.", n));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 37 |             panic!("It is impossible to create a Sudoku with an unique solution, with less than 17 hints. Input was {} hints.", n);
[INFO] [stderr]    |                   --                                                                                                            --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/sudoku/mod.rs:39:20
[INFO] [stderr]    |
[INFO] [stderr] 39 |             panic!(format!("Impossible to create a Sudoku with {} hints. A Sudoku has just 81 fields.", n))
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 39 |             panic!("Impossible to create a Sudoku with {} hints. A Sudoku has just 81 fields.", n)
[INFO] [stderr]    |                   --                                                                            --
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rudoku_core-abf01f6f3447c5df)
[INFO] [stdout] running 25 tests
[INFO] [stdout] test sudoku::sudoku_value::tests::from_i32 ... ok
[INFO] [stdout] test sudoku::sudoku_value::tests::get_number_array ... ok
[INFO] [stdout] test sudoku::sudoku_value::tests::to_string ... ok
[INFO] [stdout] test sudoku::tests::check_false ... ok
[INFO] [stdout] test sudoku::tests::count_9 ... ok
[INFO] [stdout] test sudoku::tests::count_other ... ok
[INFO] [stdout] test sudoku::tests::decimate_81 ... ok
[INFO] [stdout] test sudoku::sudoku_value::tests::iterator ... ok
[INFO] [stdout] test sudoku::tests::get_row ... ok
[INFO] [stdout] test sudoku::tests::solved_false ... ok
[INFO] [stdout] test sudoku::tests::solved_true ... ok
[INFO] [stdout] test util::tests::has_only_unique_elements_1 ... ok
[INFO] [stdout] test sudoku::tests::from_string ... ok
[INFO] [stdout] test sudoku::tests::get_column ... ok
[INFO] [stdout] test util::tests::has_only_unique_elements_2 ... ok
[INFO] [stdout] test util::tests::has_only_unique_elements_3 ... ok
[INFO] [stdout] test sudoku::tests::get_square ... ok
[INFO] [stdout] test sudoku::tests::decimate_82 - should panic ... ok
[INFO] [stdout] test sudoku::tests::decimate_16 - should panic ... ok
[INFO] [stdout] test sudoku::tests::check_panic - should panic ... ok
[INFO] [stdout] test sudoku::tests::check_true ... ok
[INFO] [stdout] test sudoku::tests::solve ... ok
[INFO] [stdout] test sudoku::tests::fill_check ... ok
[INFO] [stdout] test sudoku::tests::fill_random ... ok
[INFO] [stderr]    Doc-tests rudoku-core
[INFO] [stdout] test sudoku::tests::decimate_30 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 15.28s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed0beb0b32072ceba89483b91d3572d0d5aad6eabfa6de92f3fd7c03e8a6a272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0beb0b32072ceba89483b91d3572d0d5aad6eabfa6de92f3fd7c03e8a6a272", kill_on_drop: false }`
[INFO] [stdout] ed0beb0b32072ceba89483b91d3572d0d5aad6eabfa6de92f3fd7c03e8a6a272
