Nov 28 14:45:50.065 INFO checking Aehmlo/advent-of-code against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 14:45:50.066 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 14:45:50.616 INFO [stdout] b50066515f480ce05ea9dbc33d9dfdcba55f3dd792c45cc4e8be8382ef7bae03
Nov 28 14:45:50.620 INFO running `"docker" "start" "-a" "b50066515f480ce05ea9dbc33d9dfdcba55f3dd792c45cc4e8be8382ef7bae03"`
Nov 28 14:45:51.650 INFO [stderr] usermod: no changes
Nov 28 14:45:51.752 INFO [stderr]     Checking primal-sieve v0.2.8
Nov 28 14:45:51.760 INFO [stderr]     Checking primal-check v0.2.2
Nov 28 14:45:54.198 INFO [stderr]     Checking primal v0.2.3
Nov 28 14:45:55.362 INFO [stderr]     Checking advent-of-code v0.1.0 (/source)
Nov 28 14:45:58.167 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:45:58.167 INFO [stderr]   --> src/solutions/eight.rs:26:7
Nov 28 14:45:58.167 INFO [stderr]    |
Nov 28 14:45:58.167 INFO [stderr] 26 |         let mut registers = &mut self.registers;
Nov 28 14:45:58.167 INFO [stderr]    |             ----^^^^^^^^^
Nov 28 14:45:58.167 INFO [stderr]    |             |
Nov 28 14:45:58.167 INFO [stderr]    |             help: remove this `mut`
Nov 28 14:45:58.167 INFO [stderr]    |
Nov 28 14:45:58.168 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 14:45:58.168 INFO [stderr] 
Nov 28 14:45:58.194 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:45:58.194 INFO [stderr]   --> src/solutions/ten.rs:31:7
Nov 28 14:45:58.194 INFO [stderr]    |
Nov 28 14:45:58.195 INFO [stderr] 31 |         let mut n = &mut self.nodes;
Nov 28 14:45:58.195 INFO [stderr]    |             ----^
Nov 28 14:45:58.195 INFO [stderr]    |             |
Nov 28 14:45:58.195 INFO [stderr]    |             help: remove this `mut`
Nov 28 14:45:58.195 INFO [stderr] 
Nov 28 14:45:58.317 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:45:58.317 INFO [stderr]    --> src/solutions/twenty.rs:116:7
Nov 28 14:45:58.318 INFO [stderr]     |
Nov 28 14:45:58.318 INFO [stderr] 116 |         let mut particles = &mut self.particles;
Nov 28 14:45:58.318 INFO [stderr]     |             ----^^^^^^^^^
Nov 28 14:45:58.318 INFO [stderr]     |             |
Nov 28 14:45:58.318 INFO [stderr]     |             help: remove this `mut`
Nov 28 14:45:58.318 INFO [stderr] 
Nov 28 14:45:58.331 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:45:58.332 INFO [stderr]   --> src/solutions/twenty_one.rs:50:7
Nov 28 14:45:58.332 INFO [stderr]    |
Nov 28 14:45:58.332 INFO [stderr] 50 |         let mut data = &mut self.data;
Nov 28 14:45:58.333 INFO [stderr]    |             ----^^^^
Nov 28 14:45:58.333 INFO [stderr]    |             |
Nov 28 14:45:58.333 INFO [stderr]    |             help: remove this `mut`
Nov 28 14:45:58.333 INFO [stderr] 
Nov 28 14:45:58.415 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:45:58.415 INFO [stderr]   --> src/solutions/eight.rs:26:7
Nov 28 14:45:58.415 INFO [stderr]    |
Nov 28 14:45:58.416 INFO [stderr] 26 |         let mut registers = &mut self.registers;
Nov 28 14:45:58.416 INFO [stderr]    |             ----^^^^^^^^^
Nov 28 14:45:58.416 INFO [stderr]    |             |
Nov 28 14:45:58.417 INFO [stderr]    |             help: remove this `mut`
Nov 28 14:45:58.417 INFO [stderr]    |
Nov 28 14:45:58.417 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 14:45:58.418 INFO [stderr] 
Nov 28 14:45:58.429 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:45:58.429 INFO [stderr]   --> src/solutions/ten.rs:31:7
Nov 28 14:45:58.430 INFO [stderr]    |
Nov 28 14:45:58.430 INFO [stderr] 31 |         let mut n = &mut self.nodes;
Nov 28 14:45:58.430 INFO [stderr]    |             ----^
Nov 28 14:45:58.431 INFO [stderr]    |             |
Nov 28 14:45:58.431 INFO [stderr]    |             help: remove this `mut`
Nov 28 14:45:58.431 INFO [stderr] 
Nov 28 14:45:58.440 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.440 INFO [stderr]  --> src/solutions/six.rs:4:1
Nov 28 14:45:58.441 INFO [stderr]   |
Nov 28 14:45:58.441 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.441 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.442 INFO [stderr]   |
Nov 28 14:45:58.442 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 14:45:58.442 INFO [stderr] 
Nov 28 14:45:58.443 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.443 INFO [stderr]  --> src/solutions/seven.rs:4:1
Nov 28 14:45:58.443 INFO [stderr]   |
Nov 28 14:45:58.444 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.444 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.444 INFO [stderr] 
Nov 28 14:45:58.444 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.445 INFO [stderr]  --> src/solutions/eight.rs:4:1
Nov 28 14:45:58.445 INFO [stderr]   |
Nov 28 14:45:58.445 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.446 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.446 INFO [stderr] 
Nov 28 14:45:58.446 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.446 INFO [stderr]   --> src/solutions/nine.rs:53:1
Nov 28 14:45:58.447 INFO [stderr]    |
Nov 28 14:45:58.447 INFO [stderr] 53 | pub struct Solution { }
Nov 28 14:45:58.447 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.448 INFO [stderr] 
Nov 28 14:45:58.448 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.448 INFO [stderr]  --> src/solutions/ten.rs:3:1
Nov 28 14:45:58.448 INFO [stderr]   |
Nov 28 14:45:58.449 INFO [stderr] 3 | pub struct Solution { }
Nov 28 14:45:58.449 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.449 INFO [stderr] 
Nov 28 14:45:58.450 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.450 INFO [stderr]  --> src/solutions/eleven.rs:4:1
Nov 28 14:45:58.450 INFO [stderr]   |
Nov 28 14:45:58.451 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.451 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.451 INFO [stderr] 
Nov 28 14:45:58.451 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.452 INFO [stderr]  --> src/solutions/twelve.rs:5:1
Nov 28 14:45:58.452 INFO [stderr]   |
Nov 28 14:45:58.452 INFO [stderr] 5 | pub struct Solution { }
Nov 28 14:45:58.453 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.453 INFO [stderr] 
Nov 28 14:45:58.453 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.453 INFO [stderr]  --> src/solutions/thirteen.rs:4:1
Nov 28 14:45:58.454 INFO [stderr]   |
Nov 28 14:45:58.454 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.454 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.454 INFO [stderr] 
Nov 28 14:45:58.455 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.455 INFO [stderr]  --> src/solutions/fourteen.rs:4:1
Nov 28 14:45:58.455 INFO [stderr]   |
Nov 28 14:45:58.456 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.456 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.456 INFO [stderr] 
Nov 28 14:45:58.456 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.457 INFO [stderr]  --> src/solutions/fifteen.rs:3:1
Nov 28 14:45:58.457 INFO [stderr]   |
Nov 28 14:45:58.457 INFO [stderr] 3 | pub struct Solution { }
Nov 28 14:45:58.458 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.458 INFO [stderr] 
Nov 28 14:45:58.458 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.459 INFO [stderr]  --> src/solutions/sixteen.rs:3:1
Nov 28 14:45:58.459 INFO [stderr]   |
Nov 28 14:45:58.459 INFO [stderr] 3 | pub struct Solution { }
Nov 28 14:45:58.459 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.460 INFO [stderr] 
Nov 28 14:45:58.460 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.460 INFO [stderr]  --> src/solutions/seventeen.rs:3:1
Nov 28 14:45:58.460 INFO [stderr]   |
Nov 28 14:45:58.461 INFO [stderr] 3 | pub struct Solution { }
Nov 28 14:45:58.461 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.461 INFO [stderr] 
Nov 28 14:45:58.462 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.462 INFO [stderr]  --> src/solutions/eighteen.rs:6:1
Nov 28 14:45:58.462 INFO [stderr]   |
Nov 28 14:45:58.462 INFO [stderr] 6 | pub struct Solution { }
Nov 28 14:45:58.463 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.463 INFO [stderr] 
Nov 28 14:45:58.463 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.464 INFO [stderr]  --> src/solutions/nineteen.rs:3:1
Nov 28 14:45:58.464 INFO [stderr]   |
Nov 28 14:45:58.464 INFO [stderr] 3 | pub struct Solution { }
Nov 28 14:45:58.464 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.465 INFO [stderr] 
Nov 28 14:45:58.465 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.465 INFO [stderr]   --> src/solutions/twenty.rs:12:1
Nov 28 14:45:58.465 INFO [stderr]    |
Nov 28 14:45:58.466 INFO [stderr] 12 | pub struct Solution { }
Nov 28 14:45:58.466 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.466 INFO [stderr] 
Nov 28 14:45:58.466 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.466 INFO [stderr]  --> src/solutions/twenty_one.rs:6:1
Nov 28 14:45:58.467 INFO [stderr]   |
Nov 28 14:45:58.467 INFO [stderr] 6 | pub struct Solution { }
Nov 28 14:45:58.467 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.467 INFO [stderr] 
Nov 28 14:45:58.468 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.468 INFO [stderr]  --> src/solutions/twenty_two.rs:4:1
Nov 28 14:45:58.468 INFO [stderr]   |
Nov 28 14:45:58.469 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.469 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.469 INFO [stderr] 
Nov 28 14:45:58.469 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.470 INFO [stderr]    --> src/solutions/twenty_three.rs:161:1
Nov 28 14:45:58.470 INFO [stderr]     |
Nov 28 14:45:58.470 INFO [stderr] 161 | pub struct Solution { }
Nov 28 14:45:58.471 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.471 INFO [stderr] 
Nov 28 14:45:58.562 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:45:58.562 INFO [stderr]    --> src/solutions/twenty.rs:116:7
Nov 28 14:45:58.562 INFO [stderr]     |
Nov 28 14:45:58.562 INFO [stderr] 116 |         let mut particles = &mut self.particles;
Nov 28 14:45:58.562 INFO [stderr]     |             ----^^^^^^^^^
Nov 28 14:45:58.562 INFO [stderr]     |             |
Nov 28 14:45:58.562 INFO [stderr]     |             help: remove this `mut`
Nov 28 14:45:58.562 INFO [stderr] 
Nov 28 14:45:58.574 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:45:58.574 INFO [stderr]   --> src/solutions/twenty_one.rs:50:7
Nov 28 14:45:58.574 INFO [stderr]    |
Nov 28 14:45:58.574 INFO [stderr] 50 |         let mut data = &mut self.data;
Nov 28 14:45:58.574 INFO [stderr]    |             ----^^^^
Nov 28 14:45:58.574 INFO [stderr]    |             |
Nov 28 14:45:58.574 INFO [stderr]    |             help: remove this `mut`
Nov 28 14:45:58.574 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]  --> src/solutions/six.rs:4:1
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]  --> src/solutions/seven.rs:4:1
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]  --> src/solutions/eight.rs:4:1
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]   --> src/solutions/nine.rs:53:1
Nov 28 14:45:58.653 INFO [stderr]    |
Nov 28 14:45:58.653 INFO [stderr] 53 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]  --> src/solutions/ten.rs:3:1
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr] 3 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]  --> src/solutions/eleven.rs:4:1
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]  --> src/solutions/twelve.rs:5:1
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr] 5 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]  --> src/solutions/thirteen.rs:4:1
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]  --> src/solutions/fourteen.rs:4:1
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]  --> src/solutions/fifteen.rs:3:1
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr] 3 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]  --> src/solutions/sixteen.rs:3:1
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr] 3 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.653 INFO [stderr]  --> src/solutions/seventeen.rs:3:1
Nov 28 14:45:58.653 INFO [stderr]   |
Nov 28 14:45:58.653 INFO [stderr] 3 | pub struct Solution { }
Nov 28 14:45:58.653 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.653 INFO [stderr] 
Nov 28 14:45:58.653 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.654 INFO [stderr]  --> src/solutions/eighteen.rs:6:1
Nov 28 14:45:58.654 INFO [stderr]   |
Nov 28 14:45:58.654 INFO [stderr] 6 | pub struct Solution { }
Nov 28 14:45:58.654 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.654 INFO [stderr] 
Nov 28 14:45:58.654 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.654 INFO [stderr]  --> src/solutions/nineteen.rs:3:1
Nov 28 14:45:58.654 INFO [stderr]   |
Nov 28 14:45:58.654 INFO [stderr] 3 | pub struct Solution { }
Nov 28 14:45:58.654 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.654 INFO [stderr] 
Nov 28 14:45:58.654 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.654 INFO [stderr]   --> src/solutions/twenty.rs:12:1
Nov 28 14:45:58.654 INFO [stderr]    |
Nov 28 14:45:58.654 INFO [stderr] 12 | pub struct Solution { }
Nov 28 14:45:58.654 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.654 INFO [stderr] 
Nov 28 14:45:58.654 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.654 INFO [stderr]  --> src/solutions/twenty_one.rs:6:1
Nov 28 14:45:58.654 INFO [stderr]   |
Nov 28 14:45:58.654 INFO [stderr] 6 | pub struct Solution { }
Nov 28 14:45:58.654 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.654 INFO [stderr] 
Nov 28 14:45:58.654 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.654 INFO [stderr]  --> src/solutions/twenty_two.rs:4:1
Nov 28 14:45:58.654 INFO [stderr]   |
Nov 28 14:45:58.654 INFO [stderr] 4 | pub struct Solution { }
Nov 28 14:45:58.654 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.654 INFO [stderr] 
Nov 28 14:45:58.654 INFO [stderr] warning: struct is never constructed: `Solution`
Nov 28 14:45:58.654 INFO [stderr]    --> src/solutions/twenty_three.rs:161:1
Nov 28 14:45:58.654 INFO [stderr]     |
Nov 28 14:45:58.654 INFO [stderr] 161 | pub struct Solution { }
Nov 28 14:45:58.654 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Nov 28 14:45:58.654 INFO [stderr] 
Nov 28 14:45:58.704 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.03s
Nov 28 14:45:58.705 INFO [stderr] su: No module specific data is present
Nov 28 14:45:59.714 INFO running `"docker" "inspect" "b50066515f480ce05ea9dbc33d9dfdcba55f3dd792c45cc4e8be8382ef7bae03"`
Nov 28 14:45:59.996 INFO running `"docker" "rm" "-f" "b50066515f480ce05ea9dbc33d9dfdcba55f3dd792c45cc4e8be8382ef7bae03"`
Nov 28 14:46:00.252 INFO [stdout] b50066515f480ce05ea9dbc33d9dfdcba55f3dd792c45cc4e8be8382ef7bae03