[INFO] cloning repository https://github.com/RichoDemus/advent-of-code-2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RichoDemus/advent-of-code-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRichoDemus%2Fadvent-of-code-2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRichoDemus%2Fadvent-of-code-2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4dc90f4628a049aa6e8bfb9029f242e8bdc5c71b
[INFO] testing RichoDemus/advent-of-code-2019 against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRichoDemus%2Fadvent-of-code-2019" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RichoDemus/advent-of-code-2019 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/RichoDemus/advent-of-code-2019
[INFO] finished tweaking git repo https://github.com/RichoDemus/advent-of-code-2019
[INFO] tweaked toml for git repo https://github.com/RichoDemus/advent-of-code-2019 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/RichoDemus/advent-of-code-2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-bigint v0.2.5
[INFO] [stderr]   Downloaded array_tool v0.4.1
[INFO] [stderr]   Downloaded num-rational v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b88872231bb400b8c00f3be2d934f3525d61a2c3b642b6a2162d5be55dd354f2
[INFO] running `Command { std: "docker" "start" "-a" "b88872231bb400b8c00f3be2d934f3525d61a2c3b642b6a2162d5be55dd354f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b88872231bb400b8c00f3be2d934f3525d61a2c3b642b6a2162d5be55dd354f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b88872231bb400b8c00f3be2d934f3525d61a2c3b642b6a2162d5be55dd354f2", kill_on_drop: false }`
[INFO] [stdout] b88872231bb400b8c00f3be2d934f3525d61a2c3b642b6a2162d5be55dd354f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24629a137c848f12ea681d4462abf56c328fbd5ca85599541f32c61c18641ae8
[INFO] running `Command { std: "docker" "start" "-a" "24629a137c848f12ea681d4462abf56c328fbd5ca85599541f32c61c18641ae8", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling array_tool v0.4.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling float-cmp v0.6.0
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling advent-of-code-2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `split`
[INFO] [stdout]   --> src/twelve.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let split: Vec<&str> = s.split_ascii_whitespace().collect();
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_split`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `outputs` is never read
[INFO] [stdout]   --> src/intputer.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) struct Intputer {
[INFO] [stdout]    |                   -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 20 |     outputs: Vec<i64>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Intputer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x_max` and `y_max` are never read
[INFO] [stdout]    --> src/ten.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 160 | struct AsteroidField {
[INFO] [stdout]     |        ------------- fields in this struct
[INFO] [stdout] 161 |     x_max: i32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 162 |     y_max: i32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_max_laser_length` is never used
[INFO] [stdout]    --> src/ten.rs:270:4
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn calculate_max_laser_length(field: &AsteroidField, station: &Point) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]    --> src/eleven.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 183 | impl Robot {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] 184 |     fn from(y: i32, x: i32, direction: Direction) -> Robot {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]   --> src/twelve.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Body {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 16 |     fn from(s: &str) -> Body {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `parse`, `parse_str`, and `tick` are never used
[INFO] [stdout]    --> src/twelve.rs:96:8
[INFO] [stdout]     |
[INFO] [stdout] 95  | impl Space {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] 96  |     fn parse(input: Vec<String>) -> Space {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     fn parse_str(input: Vec<&str>) -> Space {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn tick(&mut self)  {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]    --> src/twelve.rs:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | fn read_input() -> Vec<Body> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/intputer.rs:237:25
[INFO] [stdout]     |
[INFO] [stdout] 237 |             _ => panic!(format!("Unknown mode {}", mode)),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 237 -             _ => panic!(format!("Unknown mode {}", mode)),
[INFO] [stdout] 237 +             _ => panic!("Unknown mode {}", mode),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/eight.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 std::mem::replace(&mut row[index], cell);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 let _ = std::mem::replace(&mut row[index], cell);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `Command { std: "docker" "inspect" "24629a137c848f12ea681d4462abf56c328fbd5ca85599541f32c61c18641ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24629a137c848f12ea681d4462abf56c328fbd5ca85599541f32c61c18641ae8", kill_on_drop: false }`
[INFO] [stdout] 24629a137c848f12ea681d4462abf56c328fbd5ca85599541f32c61c18641ae8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ca90517a6ca2d759b847673c52d4c7843b3d1cff6e52dc60a8d2eb6fc81489e
[INFO] running `Command { std: "docker" "start" "-a" "3ca90517a6ca2d759b847673c52d4c7843b3d1cff6e52dc60a8d2eb6fc81489e", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-of-code-2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `split`
[INFO] [stdout]   --> src/twelve.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let split: Vec<&str> = s.split_ascii_whitespace().collect();
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_split`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `outputs` is never read
[INFO] [stdout]   --> src/intputer.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) struct Intputer {
[INFO] [stdout]    |                   -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 20 |     outputs: Vec<i64>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Intputer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/intputer.rs:237:25
[INFO] [stdout]     |
[INFO] [stdout] 237 |             _ => panic!(format!("Unknown mode {}", mode)),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 237 -             _ => panic!(format!("Unknown mode {}", mode)),
[INFO] [stdout] 237 +             _ => panic!("Unknown mode {}", mode),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/eight.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 std::mem::replace(&mut row[index], cell);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 let _ = std::mem::replace(&mut row[index], cell);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "3ca90517a6ca2d759b847673c52d4c7843b3d1cff6e52dc60a8d2eb6fc81489e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca90517a6ca2d759b847673c52d4c7843b3d1cff6e52dc60a8d2eb6fc81489e", kill_on_drop: false }`
[INFO] [stdout] 3ca90517a6ca2d759b847673c52d4c7843b3d1cff6e52dc60a8d2eb6fc81489e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 290e0cc88359d6455f6d963205ae4d3838a5f36a9473d76c4ee4031176da4c1d
[INFO] running `Command { std: "docker" "start" "-a" "290e0cc88359d6455f6d963205ae4d3838a5f36a9473d76c4ee4031176da4c1d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `split`
[INFO] [stderr]   --> src/twelve.rs:61:17
[INFO] [stderr]    |
[INFO] [stderr] 61 |             let split: Vec<&str> = s.split_ascii_whitespace().collect();
[INFO] [stderr]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_split`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `outputs` is never read
[INFO] [stderr]   --> src/intputer.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub(crate) struct Intputer {
[INFO] [stderr]    |                   -------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 20 |     outputs: Vec<i64>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Intputer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/intputer.rs:237:25
[INFO] [stderr]     |
[INFO] [stderr] 237 |             _ => panic!(format!("Unknown mode {}", mode)),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 237 -             _ => panic!(format!("Unknown mode {}", mode)),
[INFO] [stderr] 237 +             _ => panic!("Unknown mode {}", mode),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/eight.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 std::mem::replace(&mut row[index], cell);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 let _ = std::mem::replace(&mut row[index], cell);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `advent-of-code-2019` (bin "advent-of-code-2019" test) generated 4 warnings (run `cargo fix --bin "advent-of-code-2019" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/advent_of_code_2019-649d2b4aaeb8df50)
[INFO] [stdout] 
[INFO] [stdout] running 63 tests
[INFO] [stdout] test eight::tests::solve_first ... ok
[INFO] [stdout] test eight::tests::test_part2 ... ok
[INFO] [stdout] test eight::tests::test_first ... ok
[INFO] [stdout] test eight::tests::testing_while_impl_part2 ... ok
[INFO] [stdout] test eight::tests::test ... ok
[INFO] [stdout] test eight::tests::test_vec_concat ... ok
[INFO] [stdout] test eleven::tests::robot_drive_around ... ok
[INFO] [stdout] test eleven::tests::actually_solve_eleven_part2 ... ok
[INFO] [stdout] test eleven::tests::test_calc_min_and_max ... ok
[INFO] [stdout] test eleven::tests::test_paint_under_robot ... ok
[INFO] [stdout] test five::tests::i_try_to_write_a_program ... ok
[INFO] [stdout] test five::tests::test_parse_parameter_and_modes ... ok
[INFO] [stdout] test five::tests::test_simple_input_output ... ok
[INFO] [stdout] test five_part_two::tests::test_equal_eight ... ok
[INFO] [stdout] test five_part_two::tests::test_below_eight ... ok
[INFO] [stdout] test five_part_two::tests::test_greater_than_eight ... ok
[INFO] [stdout] test four::tests::test_cases ... ok
[INFO] [stdout] test four::tests::test_digits ... ok
[INFO] [stdout] test four::tests::test_is_valid ... ok
[INFO] [stdout] test four::tests::test_pairs ... ok
[INFO] [stdout] test intputer::tests::test_parse_parameter_and_modes ... ok
[INFO] [stdout] test intputer::tests::new_input_output ... ok
[INFO] [stdout] test intputer::tests::test_simple_input_output ... ok
[INFO] [stdout] test intputer::tests::i_try_to_write_a_program ... ok
[INFO] [stdout] test intputer::tests::test_simpler_run ... ok
[INFO] [stdout] test nine::tests::sample_data ... ok
[INFO] [stdout] test nine::tests::solve_nine ... ok
[INFO] [stdout] test seven::tests::test_specific ... ok
[INFO] [stdout] test seven::tests::test_permutations ... ok
[INFO] [stdout] test six::tests::test_distance ... ok
[INFO] [stdout] test six::tests::test_orbital_transfers ... ok
[INFO] [stdout] test seven::tests::test_feedback_loop ... ok
[INFO] [stdout] test six::tests::test_cases ... ok
[INFO] [stdout] test ten::tests::first_test_case ... ok
[INFO] [stdout] test ten::tests::my_test_case ... ok
[INFO] [stdout] test nine::tests::test_relative_base ... ok
[INFO] [stdout] test one::tests::test ... ok
[INFO] [stdout] test ten::tests::my_test_case2 ... ok
[INFO] [stdout] test ten::tests::test_direction_asteroid_above ... ok
[INFO] [stdout] test ten::tests::test_has_asteroid_at ... ok
[INFO] [stdout] test ten::tests::small_example_part2 ... ok
[INFO] [stdout] test ten::tests::test_calc_max_laser_length ... ok
[INFO] [stdout] test ten::tests::test_atan_version ... ok
[INFO] [stdout] test eleven::tests::should_be_able_to_move_oob_left - should panic ... ok
[INFO] [stdout] test ten::tests::test_direction_asteroid_to_left_and_above ... ok
[INFO] [stdout] test eleven::tests::should_be_able_to_move_oob_down - should panic ... ok
[INFO] [stdout] test three::tests::test_split_input ... ok
[INFO] [stdout] test seven::tests::test ... ok
[INFO] [stdout] test ten::tests::test_reverse_direction_block ... ok
[INFO] [stdout] test three::tests::test_distance ... ok
[INFO] [stdout] test twelve::tests::parse_input ... ok
[INFO] [stdout] test two::tests::test ... ok
[INFO] [stdout] test two::tests::test_add_params ... ok
[INFO] [stdout] test ten::tests::test_direction_asteroid_to_left ... ok
[INFO] [stdout] test three::tests::test_calculate_path ... ok
[INFO] [stdout] test twelve::tests::test_provided_example ... FAILED
[INFO] [stdout] test three::tests::test_fewest_steps ... ok
[INFO] [stdout] test three::tests::test ... ok
[INFO] [stdout] test eleven::tests::actually_solve_eleven_part1 ... ok
[INFO] [stdout] test ten::tests::part2_test_case ... ok
[INFO] [stdout] test nine::tests::solve_nine_part2 ... ok
[INFO] [stdout] test ten::tests::assert_part2_solution ... ok
[INFO] [stdout] test ten::tests::solve_first ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- twelve::tests::test_provided_example stdout ----
[INFO] [stdout] s: "pos=<x=-1, y=  0, z= 2>, vel=<x= 0, y= 0, z= 0>"
[INFO] [stdout] s: "pos=<x= 2, y=-10, z=-7>, vel=<x= 0, y= 0, z= 0>"
[INFO] [stdout] s: "pos=<x= 4, y= -8, z= 8>, vel=<x= 0, y= 0, z= 0>"
[INFO] [stdout] s: "pos=<x= 3, y=  5, z=-1>, vel=<x= 0, y= 0, z= 0>"
[INFO] [stdout] s: "pos=<x= 2, y=-1, z= 1>, vel=<x= 3, y=-1, z=-1>"
[INFO] [stdout] s: "pos=<x= 3, y=-7, z=-4>, vel=<x= 1, y= 3, z= 3>"
[INFO] [stdout] s: "pos=<x= 1, y=-7, z= 5>, vel=<x=-3, y= 1, z=-3>"
[INFO] [stdout] s: "pos=<x= 2, y= 2, z= 0>, vel=<x=-1, y=-3, z= 1>"
[INFO] [stdout] thread 'twelve::tests::test_provided_example' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `Space { bodies: [Body { y: 0, x: -1, z: 2, dy: 0, dx: 0, dz: 0 }, Body { y: -10, x: 2, z: -7, dy: 0, dx: 0, dz: 0 }, Body { y: -8, x: 4, z: 8, dy: 0, dx: 0, dz: 0 }, Body { y: 5, x: 3, z: -1, dy: 0, dx: 0, dz: 0 }], tick: 1 }`,
[INFO] [stdout]  right: `Space { bodies: [Body { y: -1, x: 2, z: 1, dy: -1, dx: 3, dz: -1 }, Body { y: -7, x: 3, z: -4, dy: 3, dx: 1, dz: 3 }, Body { y: -7, x: 1, z: 5, dy: 1, dx: -3, dz: -3 }, Body { y: 2, x: 2, z: 0, dy: -3, dx: -1, dz: 1 }], tick: 0 }`', src/twelve.rs:168:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55798047b1da - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55798047b1da - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55798047b1da - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x55798047b1da - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55798049f4ef - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x557980478525 - std::io::Write::write_fmt::hd24bfb68a1b35a25
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x55798047afa5 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x55798047afa5 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x55798047cc5e - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x55798047c991 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:285:9
[INFO] [stdout]   10:     0x55798044149b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h87fe9f7b2fd49e4c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   11:     0x55798044149b - test::test_main::{{closure}}::he94d679243a7531b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x55798047d344 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   13:     0x55798047d344 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stdout]   14:     0x55798047d0b9 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stdout]   15:     0x55798047b646 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x55798047ce12 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   17:     0x557980383ba3 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   18:     0x557980383fcf - core::panicking::assert_failed_inner::haef49168e1798a91
[INFO] [stdout]   19:     0x5579803ea4ca - core::panicking::assert_failed::h5a33688d02d24e17
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:228:5
[INFO] [stdout]   20:     0x5579803cd680 - advent_of_code_2019::twelve::tests::test_provided_example::h81ee410993277a26
[INFO] [stdout]                                at /opt/rustwide/workdir/src/twelve.rs:168:9
[INFO] [stdout]   21:     0x5579803ccf77 - advent_of_code_2019::twelve::tests::test_provided_example::{{closure}}::h9c918e2f0d446205
[INFO] [stdout]                                at /opt/rustwide/workdir/src/twelve.rs:147:32
[INFO] [stdout]   22:     0x5579804085d5 - core::ops::function::FnOnce::call_once::h45079d885510aaaa
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55798044636f - core::ops::function::FnOnce::call_once::ha6a70e79f7481a7e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55798044636f - test::__rust_begin_short_backtrace::hce33033019b61e69
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:655:18
[INFO] [stdout]   25:     0x557980413b5c - test::run_test::{{closure}}::h858d3528838ae3e5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:646:30
[INFO] [stdout]   26:     0x557980413b5c - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8ac2b00f01ae79e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x557980445446 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8093d25b522725ef
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   28:     0x557980445446 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c334c204e4a3913
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   29:     0x557980445446 - std::panicking::try::do_call::ha8b740c7b9478074
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   30:     0x557980445446 - std::panicking::try::h5d34f63d0e41b64e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   31:     0x557980445446 - std::panic::catch_unwind::hcfbb511e1aa7fc67
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   32:     0x557980445446 - test::run_test_in_process::h9abda90f802eaf21
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:678:27
[INFO] [stdout]   33:     0x557980445446 - test::run_test::run_test_inner::{{closure}}::h0f058de91f6c6edf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:572:39
[INFO] [stdout]   34:     0x55798040e365 - test::run_test::run_test_inner::{{closure}}::h5ca48a4c59c6c1fb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:599:37
[INFO] [stdout]   35:     0x55798040e365 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32bd51e1495d4a33
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   36:     0x5579804138a1 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc086fae9b128b2db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:526:17
[INFO] [stdout]   37:     0x5579804138a1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb66571888d270d43
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   38:     0x5579804138a1 - std::panicking::try::do_call::h4fa2ef4f6e51fecf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   39:     0x5579804138a1 - std::panicking::try::h1e9e22b8584489b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   40:     0x5579804138a1 - std::panic::catch_unwind::h44698a3de0e0769e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   41:     0x5579804138a1 - std::thread::Builder::spawn_unchecked_::{{closure}}::h50153abde3fe239e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:525:30
[INFO] [stdout]   42:     0x5579804138a1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe5bbf6f38394364
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x557980481845 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   44:     0x557980481845 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   45:     0x557980481845 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f816cfb7b43 - <unknown>
[INFO] [stdout]   47:     0x7f816d048bb4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     twelve::tests::test_provided_example
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 62 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin advent-of-code-2019`
[INFO] running `Command { std: "docker" "inspect" "290e0cc88359d6455f6d963205ae4d3838a5f36a9473d76c4ee4031176da4c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "290e0cc88359d6455f6d963205ae4d3838a5f36a9473d76c4ee4031176da4c1d", kill_on_drop: false }`
[INFO] [stdout] 290e0cc88359d6455f6d963205ae4d3838a5f36a9473d76c4ee4031176da4c1d
