[INFO] cloning repository https://github.com/brucedo/advent-Challenge1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brucedo/advent-Challenge1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrucedo%2Fadvent-Challenge1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrucedo%2Fadvent-Challenge1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 881044009205492c4283253873da74bea318d6d3
[INFO] testing brucedo/advent-Challenge1 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrucedo%2Fadvent-Challenge1" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brucedo/advent-Challenge1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brucedo/advent-Challenge1
[INFO] finished tweaking git repo https://github.com/brucedo/advent-Challenge1
[INFO] tweaked toml for git repo https://github.com/brucedo/advent-Challenge1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/brucedo/advent-Challenge1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f79fc69eeafdee59a83350d9dbb2eaef90b79a4f4836cb34abf1abf9c999cff5
[INFO] running `Command { std: "docker" "start" "-a" "f79fc69eeafdee59a83350d9dbb2eaef90b79a4f4836cb34abf1abf9c999cff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f79fc69eeafdee59a83350d9dbb2eaef90b79a4f4836cb34abf1abf9c999cff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f79fc69eeafdee59a83350d9dbb2eaef90b79a4f4836cb34abf1abf9c999cff5", kill_on_drop: false }`
[INFO] [stdout] f79fc69eeafdee59a83350d9dbb2eaef90b79a4f4836cb34abf1abf9c999cff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dca269bb5a087904d10a299f5811f1913f11eeee6e709c03c07487b2db60bfe
[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" "4dca269bb5a087904d10a299f5811f1913f11eeee6e709c03c07487b2db60bfe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling challenge1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `HashMap`, `hash_map::Entry`
[INFO] [stdout]  --> src/day/day15.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io::BufReader, fs::File, collections::{HashMap, hash_map::Entry, BinaryHeap}, cmp::Ordering};
[INFO] [stdout]   |                                                  ^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cmp`
[INFO] [stdout]  --> src/day/day16.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cmp, };
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msb_mask`
[INFO] [stdout]    --> src/day/day16.rs:596:17
[INFO] [stdout]     |
[INFO] [stdout] 596 |         let mut msb_mask:u8;
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msb_mask`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simulate_x`
[INFO] [stdout]    --> src/day/day17.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn simulate_x(x_min: i32, x_max: i32) -> HashMap<i32, Vec<i32>>
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simulate_y`
[INFO] [stdout]    --> src/day/day17.rs:160:4
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn simulate_y(y_min: i32, y_max: i32) -> HashMap<i32, Vec<i32>>
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/graph/graph.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.11s
[INFO] running `Command { std: "docker" "inspect" "4dca269bb5a087904d10a299f5811f1913f11eeee6e709c03c07487b2db60bfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dca269bb5a087904d10a299f5811f1913f11eeee6e709c03c07487b2db60bfe", kill_on_drop: false }`
[INFO] [stdout] 4dca269bb5a087904d10a299f5811f1913f11eeee6e709c03c07487b2db60bfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f67da7abb864ca0226829440309a9cf116552a9824b8d0ff809a0b4011b04e7
[INFO] running `Command { std: "docker" "start" "-a" "4f67da7abb864ca0226829440309a9cf116552a9824b8d0ff809a0b4011b04e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling challenge1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `HashMap`, `hash_map::Entry`
[INFO] [stdout]  --> src/day/day15.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io::BufReader, fs::File, collections::{HashMap, hash_map::Entry, BinaryHeap}, cmp::Ordering};
[INFO] [stdout]   |                                                  ^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cmp`
[INFO] [stdout]  --> src/day/day16.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cmp, };
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::debug`
[INFO] [stdout]    --> src/day/day17.rs:345:9
[INFO] [stdout]     |
[INFO] [stdout] 345 |     use log::debug;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::day::day11::part_one`
[INFO] [stdout]    --> src/day/day17.rs:347:9
[INFO] [stdout]     |
[INFO] [stdout] 347 |     use crate::day::day11::part_one;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msb_mask`
[INFO] [stdout]    --> src/day/day16.rs:596:17
[INFO] [stdout]     |
[INFO] [stdout] 596 |         let mut msb_mask:u8;
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msb_mask`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y_velocities` is never read
[INFO] [stdout]    --> src/day/day17.rs:369:9
[INFO] [stdout]     |
[INFO] [stdout] 369 |         y_velocities = simulate_y(min_y, max_y);
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/day/day17.rs:361:13
[INFO] [stdout]     |
[INFO] [stdout] 361 |         let mut min_y = -2;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/day/day17.rs:362:13
[INFO] [stdout]     |
[INFO] [stdout] 362 |         let mut max_y = -1;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/day/day17.rs:367:13
[INFO] [stdout]     |
[INFO] [stdout] 367 |         let mut min_y = -10;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/day/day17.rs:368:13
[INFO] [stdout]     |
[INFO] [stdout] 368 |         let mut max_y = -5;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simulate_x`
[INFO] [stdout]    --> src/day/day17.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn simulate_x(x_min: i32, x_max: i32) -> HashMap<i32, Vec<i32>>
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/graph/graph.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "4f67da7abb864ca0226829440309a9cf116552a9824b8d0ff809a0b4011b04e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f67da7abb864ca0226829440309a9cf116552a9824b8d0ff809a0b4011b04e7", kill_on_drop: false }`
[INFO] [stdout] 4f67da7abb864ca0226829440309a9cf116552a9824b8d0ff809a0b4011b04e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 53ee86c920479b991c34b8bf570b0ceb2dce6eb6893e5b8eb646e99aa48a0995
[INFO] running `Command { std: "docker" "start" "-a" "53ee86c920479b991c34b8bf570b0ceb2dce6eb6893e5b8eb646e99aa48a0995", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `HashMap`, `hash_map::Entry`
[INFO] [stdout] 
[INFO] [stderr]  --> src/day/day15.rs:1:50
[INFO] [stdout] running 40 tests
[INFO] [stderr]   |
[INFO] [stdout] test day::day16::tests::test_bit_stream_u16 ... ok
[INFO] [stderr] 1 | use std::{io::BufReader, fs::File, collections::{HashMap, hash_map::Entry, BinaryHeap}, cmp::Ordering};
[INFO] [stdout] test day::day16::tests::test_bit_stream_u8 ... ok
[INFO] [stderr]   |                                                  ^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] test day::day16::tests::packet_reader ... ok
[INFO] [stderr]   |
[INFO] [stdout] test day::day16::tests::test_value_calculation ... ok
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] test day::day16::tests::test_ver_summation ... ok
[INFO] [stderr] 
[INFO] [stdout] test day::day16::tests::test_mask_8_bits_u8 ... ok
[INFO] [stderr] warning: unused import: `cmp`
[INFO] [stdout] test day::day8::tests::test_single_segment ... ok
[INFO] [stderr]  --> src/day/day16.rs:1:11
[INFO] [stdout] test day::day8::tests::test_size_analysis ... ok
[INFO] [stderr]   |
[INFO] [stdout] test day::day8::tests::test_three_digit_single_segments ... ok
[INFO] [stderr] 1 | use std::{cmp, };
[INFO] [stdout] test day::day8::tests::test_two_digit_single_segments ... ok
[INFO] [stderr]   |           ^^^
[INFO] [stdout] test digit::digit::tests::set_b_segment ... ok
[INFO] [stderr] 
[INFO] [stdout] test digit::digit::tests::set_e_segment ... ok
[INFO] [stderr] warning: unused import: `log::debug`
[INFO] [stdout] test digit::digit::tests::set_f_segment ... ok
[INFO] [stderr]    --> src/day/day17.rs:345:9
[INFO] [stdout] test digit::digit::tests::set_g_segment ... ok
[INFO] [stderr]     |
[INFO] [stdout] test lines::grid::tests::test_fold_large ... ok
[INFO] [stderr] 345 |     use log::debug;
[INFO] [stdout] test lines::grid::tests::test_fold_left_and_up ... ok
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stdout] test lines::grid::tests::test_fold_left_simple ... ok
[INFO] [stderr] 
[INFO] [stdout] test day::day17::tests::test_simulate_y ... ok
[INFO] [stderr] warning: unused import: `crate::day::day11::part_one`
[INFO] [stdout] test lines::grid::tests::test_fold_up_simple ... ok
[INFO] [stderr]    --> src/day/day17.rs:347:9
[INFO] [stdout] test day::day17::tests::test_simulate_all ... ok
[INFO] [stderr]     |
[INFO] [stdout] test day::day17::tests::test_build_target_pairs ... ok
[INFO] [stderr] 347 |     use crate::day::day11::part_one;
[INFO] [stdout] test lines::grid::tests::test_insert_diag_up_right ... ok
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] test lines::grid::tests::test_insert_diag_up_left ... ok
[INFO] [stderr] 
[INFO] [stdout] test lines::grid::tests::test_insert_line ... ok
[INFO] [stderr] warning: unused variable: `msb_mask`
[INFO] [stdout] test lines::grid::tests::test_insert_line_forward_x ... ok
[INFO] [stderr]    --> src/day/day16.rs:596:17
[INFO] [stdout] test lines::grid::tests::test_insert_line_reverse_x ... ok
[INFO] [stderr]     |
[INFO] [stdout] test lines::grid::tests::test_insert_line_reverse_y ... ok
[INFO] [stderr] 596 |         let mut msb_mask:u8;
[INFO] [stdout] test lines::grid::tests::test_insert_overlap ... ok
[INFO] [stderr]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msb_mask`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `y_velocities` is never read
[INFO] [stderr]    --> src/day/day17.rs:369:9
[INFO] [stderr]     |
[INFO] [stderr] 369 |         y_velocities = simulate_y(min_y, max_y);
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/day/day17.rs:361:13
[INFO] [stderr]     |
[INFO] [stderr] 361 |         let mut min_y = -2;
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/day/day17.rs:362:13
[INFO] [stderr]     |
[INFO] [stderr] 362 |         let mut max_y = -1;
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/day/day17.rs:367:13
[INFO] [stderr]     |
[INFO] [stderr] 367 |         let mut min_y = -10;
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/day/day17.rs:368:13
[INFO] [stderr]     |
[INFO] [stderr] 368 |         let mut max_y = -5;
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simulate_x`
[INFO] [stderr]    --> src/day/day17.rs:101:4
[INFO] [stderr]     |
[INFO] [stderr] 101 | fn simulate_x(x_min: i32, x_max: i32) -> HashMap<i32, Vec<i32>>
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> src/graph/graph.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `challenge1` (bin "challenge1" test) generated 12 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/challenge1-7ca14f6b0a28e3f0)
[INFO] [stdout] test digit::digit::tests::set_c_segment ... ok
[INFO] [stdout] test digit::digit::tests::set_d_segment ... ok
[INFO] [stdout] test day::day8::tests::test_common_segments ... ok
[INFO] [stdout] test day::day8::tests::test_one_digit_multiple_segments ... ok
[INFO] [stdout] test digit::digit::tests::set_a_segment ... ok
[INFO] [stdout] test digit::digit::tests::set_all_segments ... ok
[INFO] [stdout] test lines::grid::tests::test_init ... ok
[INFO] [stdout] test lines::grid::tests::test_fold_up_off_centre ... ok
[INFO] [stdout] test lines::grid::tests::test_insert_diag_down_right ... ok
[INFO] [stdout] test lines::grid::tests::test_insert_diag_intersection ... ok
[INFO] [stdout] test lines::grid::tests::test_insert_diag_down_left ... ok
[INFO] [stdout] test lines::grid::tests::test_init_uneven ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53ee86c920479b991c34b8bf570b0ceb2dce6eb6893e5b8eb646e99aa48a0995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ee86c920479b991c34b8bf570b0ceb2dce6eb6893e5b8eb646e99aa48a0995", kill_on_drop: false }`
[INFO] [stdout] 53ee86c920479b991c34b8bf570b0ceb2dce6eb6893e5b8eb646e99aa48a0995