[INFO] cloning repository https://github.com/Mallig/advent-of-code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mallig/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMallig%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMallig%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27889bb9ca6c8080172bef594543c49e52fc524c
[INFO] testing Mallig/advent-of-code-2020 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMallig%2Fadvent-of-code-2020" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mallig/advent-of-code-2020 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mallig/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/Mallig/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/Mallig/advent-of-code-2020 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Mallig/advent-of-code-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 0ed30d621bcccb5f8f7e8a2ab7ef0f7a43823294f041ce4c1a251984765a9a0b
[INFO] running `Command { std: "docker" "start" "-a" "0ed30d621bcccb5f8f7e8a2ab7ef0f7a43823294f041ce4c1a251984765a9a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ed30d621bcccb5f8f7e8a2ab7ef0f7a43823294f041ce4c1a251984765a9a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ed30d621bcccb5f8f7e8a2ab7ef0f7a43823294f041ce4c1a251984765a9a0b", kill_on_drop: false }`
[INFO] [stdout] 0ed30d621bcccb5f8f7e8a2ab7ef0f7a43823294f041ce4c1a251984765a9a0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fa5444018d76613f8a70efa8b61a51336291832dab3e03b95ba86746908d134
[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" "8fa5444018d76613f8a70efa8b61a51336291832dab3e03b95ba86746908d134", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling advent_of_code_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `day_1`
[INFO] [stdout]  --> src/input_formatter.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn day_1() -> 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: `day_2`
[INFO] [stdout]   --> src/input_formatter.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn day_2() -> Vec<Vec<String>> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_3`
[INFO] [stdout]   --> src/input_formatter.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn day_3() -> Vec<String> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_4`
[INFO] [stdout]   --> src/input_formatter.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn day_4() -> Vec<String> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve`
[INFO] [stdout]  --> src/day_1.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn solve(numbers: Vec<i32>) {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve`
[INFO] [stdout]  --> src/day_2.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn solve(passwords: Vec<Vec<String>>) {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve`
[INFO] [stdout]  --> src/day_3.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub  fn solve(trees: Vec<String>) {
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve`
[INFO] [stdout]   --> src/day_4.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn solve(documents: Vec<String>) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_value`
[INFO] [stdout]   --> src/day_4.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn get_value(doc: String, code: String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `missing_value`
[INFO] [stdout]   --> src/day_4.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn missing_value(doc: &Document) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `validate_doc`
[INFO] [stdout]   --> src/day_4.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn validate_doc(doc: Document) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `validate_height`
[INFO] [stdout]    --> src/day_4.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn validate_height(hgt: i32, hgt_unit: String) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `row`
[INFO] [stdout]   --> src/day_5.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |   row: i32,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `col`
[INFO] [stdout]   --> src/day_5.rs:35:3
[INFO] [stdout]    |
[INFO] [stdout] 35 |   col: i32,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `string`
[INFO] [stdout]   --> src/day_5.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   string: String
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.82s
[INFO] running `Command { std: "docker" "inspect" "8fa5444018d76613f8a70efa8b61a51336291832dab3e03b95ba86746908d134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa5444018d76613f8a70efa8b61a51336291832dab3e03b95ba86746908d134", kill_on_drop: false }`
[INFO] [stdout] 8fa5444018d76613f8a70efa8b61a51336291832dab3e03b95ba86746908d134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bab5df5491bc7717ec22864bbb7d7b7a19f9ddfd2a170511f0f38bf8100ff1b5
[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" "bab5df5491bc7717ec22864bbb7d7b7a19f9ddfd2a170511f0f38bf8100ff1b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent_of_code_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `day_1`
[INFO] [stdout]  --> src/input_formatter.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn day_1() -> 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: `day_2`
[INFO] [stdout]   --> src/input_formatter.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn day_2() -> Vec<Vec<String>> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_3`
[INFO] [stdout]   --> src/input_formatter.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn day_3() -> Vec<String> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_4`
[INFO] [stdout]   --> src/input_formatter.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn day_4() -> Vec<String> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve`
[INFO] [stdout]  --> src/day_1.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn solve(numbers: Vec<i32>) {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve`
[INFO] [stdout]  --> src/day_2.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn solve(passwords: Vec<Vec<String>>) {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve`
[INFO] [stdout]  --> src/day_3.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub  fn solve(trees: Vec<String>) {
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve`
[INFO] [stdout]   --> src/day_4.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn solve(documents: Vec<String>) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_value`
[INFO] [stdout]   --> src/day_4.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn get_value(doc: String, code: String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `missing_value`
[INFO] [stdout]   --> src/day_4.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn missing_value(doc: &Document) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `validate_doc`
[INFO] [stdout]   --> src/day_4.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn validate_doc(doc: Document) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `validate_height`
[INFO] [stdout]    --> src/day_4.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn validate_height(hgt: i32, hgt_unit: String) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `row`
[INFO] [stdout]   --> src/day_5.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |   row: i32,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `col`
[INFO] [stdout]   --> src/day_5.rs:35:3
[INFO] [stdout]    |
[INFO] [stdout] 35 |   col: i32,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `string`
[INFO] [stdout]   --> src/day_5.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   string: String
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "bab5df5491bc7717ec22864bbb7d7b7a19f9ddfd2a170511f0f38bf8100ff1b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bab5df5491bc7717ec22864bbb7d7b7a19f9ddfd2a170511f0f38bf8100ff1b5", kill_on_drop: false }`
[INFO] [stdout] bab5df5491bc7717ec22864bbb7d7b7a19f9ddfd2a170511f0f38bf8100ff1b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 6430c7885e6b8f86ba784e27bc8ad83b2baad0030b81ed73ec5b76026a9b7f2e
[INFO] running `Command { std: "docker" "start" "-a" "6430c7885e6b8f86ba784e27bc8ad83b2baad0030b81ed73ec5b76026a9b7f2e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `day_1`
[INFO] [stderr]  --> src/input_formatter.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn day_1() -> Vec<i32> {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `day_2`
[INFO] [stderr]   --> src/input_formatter.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn day_2() -> Vec<Vec<String>> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `day_3`
[INFO] [stderr]   --> src/input_formatter.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn day_3() -> Vec<String> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `day_4`
[INFO] [stderr]   --> src/input_formatter.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn day_4() -> Vec<String> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solve`
[INFO] [stderr]  --> src/day_1.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn solve(numbers: Vec<i32>) {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solve`
[INFO] [stderr]  --> src/day_2.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn solve(passwords: Vec<Vec<String>>) {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solve`
[INFO] [stderr]  --> src/day_3.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub  fn solve(trees: Vec<String>) {
[INFO] [stderr]   |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solve`
[INFO] [stderr]   --> src/day_4.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn solve(documents: Vec<String>) {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_value`
[INFO] [stderr]   --> src/day_4.rs:47:4
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn get_value(doc: String, code: String) -> String {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `missing_value`
[INFO] [stderr]   --> src/day_4.rs:56:4
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn missing_value(doc: &Document) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `validate_doc`
[INFO] [stderr]   --> src/day_4.rs:72:4
[INFO] [stderr]    |
[INFO] [stderr] 72 | fn validate_doc(doc: Document) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `validate_height`
[INFO] [stderr]    --> src/day_4.rs:101:4
[INFO] [stderr]     |
[INFO] [stderr] 101 | fn validate_height(hgt: i32, hgt_unit: String) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `row`
[INFO] [stderr]   --> src/day_5.rs:34:3
[INFO] [stderr]    |
[INFO] [stderr] 34 |   row: i32,
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `col`
[INFO] [stderr]   --> src/day_5.rs:35:3
[INFO] [stderr]    |
[INFO] [stderr] 35 |   col: i32,
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `string`
[INFO] [stderr]   --> src/day_5.rs:37:3
[INFO] [stderr]    |
[INFO] [stderr] 37 |   string: String
[INFO] [stderr]    |   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `advent_of_code_2020` (bin "advent_of_code_2020" test) generated 15 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent_of_code_2020-c57a0ee9d34bb39d)
[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" "6430c7885e6b8f86ba784e27bc8ad83b2baad0030b81ed73ec5b76026a9b7f2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6430c7885e6b8f86ba784e27bc8ad83b2baad0030b81ed73ec5b76026a9b7f2e", kill_on_drop: false }`
[INFO] [stdout] 6430c7885e6b8f86ba784e27bc8ad83b2baad0030b81ed73ec5b76026a9b7f2e