[INFO] updating cached repository https://github.com/Tommassino/advent-of-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5bc63ca38dee9d8e6a793ff00614807ef8bb163
[INFO] testing Tommassino/advent-of-code against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTommassino%2Fadvent-of-code" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tommassino/advent-of-code on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tommassino/advent-of-code
[INFO] finished tweaking git repo https://github.com/Tommassino/advent-of-code
[INFO] tweaked toml for git repo https://github.com/Tommassino/advent-of-code written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Tommassino/advent-of-code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f3c57f64e8ca4e6291ff44df965acb600bd8628a6ece9c3a57e0e56d36537e8
[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" "0f3c57f64e8ca4e6291ff44df965acb600bd8628a6ece9c3a57e0e56d36537e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f3c57f64e8ca4e6291ff44df965acb600bd8628a6ece9c3a57e0e56d36537e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3c57f64e8ca4e6291ff44df965acb600bd8628a6ece9c3a57e0e56d36537e8", kill_on_drop: false }`
[INFO] [stdout] 0f3c57f64e8ca4e6291ff44df965acb600bd8628a6ece9c3a57e0e56d36537e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b820056deb39554b2791902801c8bfe220895185ecaffd3170ef6931f8985cd1
[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" "b820056deb39554b2791902801c8bfe220895185ecaffd3170ef6931f8985cd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling permutohedron v0.2.4
[INFO] [stderr]    Compiling cached v0.11.0
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rulinalg v0.4.2
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate cached;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/common/graph.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::min;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `info`
[INFO] [stdout]  --> src/common/intcode.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{debug, info};
[INFO] [stdout]   |           ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/day25.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{debug, info};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/day25.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]  --> src/day25.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/day25.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bot`
[INFO] [stdout]    --> src/day25.rs:341:10
[INFO] [stdout]     |
[INFO] [stdout] 341 | fn part2(bot: &Program) {
[INFO] [stdout]     |          ^^^ help: if this is intentional, prefix it with an underscore: `_bot`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bfs`
[INFO] [stdout]   --> src/common/graph.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn bfs<G, S>(
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/common/point.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn new(x: isize, y: isize) -> Point {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `abs`
[INFO] [stdout]   --> src/common/point.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn abs(&self) -> isize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/common/grid.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn set(&mut self, x: usize, y: usize, color: char) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/common/grid.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn get(&self, x: usize, y: usize) -> Option<char> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_unsafe`
[INFO] [stdout]   --> src/common/grid.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn get_unsafe(&self, x: usize, y: usize) -> char {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `coordinates`
[INFO] [stdout]   --> src/common/grid.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn coordinates(&self) -> Vec<(usize, usize)> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_file`
[INFO] [stdout]   --> src/common/intcode.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn from_file(input_file: &str) -> Program {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `input`
[INFO] [stdout]    --> src/common/intcode.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn input(&self) -> Option<Rc<RefCell<Stream>>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_input`
[INFO] [stdout]    --> src/common/intcode.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn set_input(&mut self, input: Option<Rc<RefCell<Stream>>>) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `output`
[INFO] [stdout]    --> src/common/intcode.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn output(&self) -> Option<Rc<RefCell<Stream>>> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_output`
[INFO] [stdout]    --> src/common/intcode.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn set_output(&mut self, output: Option<Rc<RefCell<Stream>>>) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `execute`
[INFO] [stdout]    --> src/common/intcode.rs:156:12
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub fn execute(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/common/canvas.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new() -> Canvas {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_point`
[INFO] [stdout]   --> src/day25.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn as_point(&self) -> Point {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_point`
[INFO] [stdout]   --> src/day25.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn from_point(point: &Point) -> Direction {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `play`
[INFO] [stdout]    --> src/day25.rs:290:4
[INFO] [stdout]     |
[INFO] [stdout] 290 | fn play(bot: &Program) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.27s
[INFO] running `Command { std: "docker" "inspect" "b820056deb39554b2791902801c8bfe220895185ecaffd3170ef6931f8985cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b820056deb39554b2791902801c8bfe220895185ecaffd3170ef6931f8985cd1", kill_on_drop: false }`
[INFO] [stdout] b820056deb39554b2791902801c8bfe220895185ecaffd3170ef6931f8985cd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f9e41002be183d174a9e8fe88551084c1d3771dacd5b2bd394b0a86f1c1afe4
[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" "7f9e41002be183d174a9e8fe88551084c1d3771dacd5b2bd394b0a86f1c1afe4", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate cached;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/common/graph.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::min;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `info`
[INFO] [stdout]  --> src/common/intcode.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{debug, info};
[INFO] [stdout]   |           ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env_logger`
[INFO] [stdout]    --> src/common/intcode.rs:296:9
[INFO] [stdout]     |
[INFO] [stdout] 296 |     use env_logger;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/day25.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{debug, info};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/day25.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]  --> src/day25.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/day25.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/day25.rs:346:9
[INFO] [stdout]     |
[INFO] [stdout] 346 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env_logger::*`
[INFO] [stdout]    --> src/day25.rs:347:9
[INFO] [stdout]     |
[INFO] [stdout] 347 |     use env_logger::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bot`
[INFO] [stdout]    --> src/day25.rs:341:10
[INFO] [stdout]     |
[INFO] [stdout] 341 | fn part2(bot: &Program) {
[INFO] [stdout]     |          ^^^ help: if this is intentional, prefix it with an underscore: `_bot`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bfs`
[INFO] [stdout]   --> src/common/graph.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn bfs<G, S>(
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/common/point.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn new(x: isize, y: isize) -> Point {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `abs`
[INFO] [stdout]   --> src/common/point.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn abs(&self) -> isize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/common/grid.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn set(&mut self, x: usize, y: usize, color: char) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/common/grid.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn get(&self, x: usize, y: usize) -> Option<char> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_unsafe`
[INFO] [stdout]   --> src/common/grid.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn get_unsafe(&self, x: usize, y: usize) -> char {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `coordinates`
[INFO] [stdout]   --> src/common/grid.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn coordinates(&self) -> Vec<(usize, usize)> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_file`
[INFO] [stdout]   --> src/common/intcode.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn from_file(input_file: &str) -> Program {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `input`
[INFO] [stdout]    --> src/common/intcode.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn input(&self) -> Option<Rc<RefCell<Stream>>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_input`
[INFO] [stdout]    --> src/common/intcode.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn set_input(&mut self, input: Option<Rc<RefCell<Stream>>>) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `output`
[INFO] [stdout]    --> src/common/intcode.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn output(&self) -> Option<Rc<RefCell<Stream>>> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_output`
[INFO] [stdout]    --> src/common/intcode.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn set_output(&mut self, output: Option<Rc<RefCell<Stream>>>) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `execute`
[INFO] [stdout]    --> src/common/intcode.rs:156:12
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub fn execute(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/common/canvas.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new() -> Canvas {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_point`
[INFO] [stdout]   --> src/day25.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn as_point(&self) -> Point {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_point`
[INFO] [stdout]   --> src/day25.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn from_point(point: &Point) -> Direction {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `play`
[INFO] [stdout]    --> src/day25.rs:290:4
[INFO] [stdout]     |
[INFO] [stdout] 290 | fn play(bot: &Program) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "7f9e41002be183d174a9e8fe88551084c1d3771dacd5b2bd394b0a86f1c1afe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9e41002be183d174a9e8fe88551084c1d3771dacd5b2bd394b0a86f1c1afe4", kill_on_drop: false }`
[INFO] [stdout] 7f9e41002be183d174a9e8fe88551084c1d3771dacd5b2bd394b0a86f1c1afe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 691d6d074b73e9d0c1940f47ee165ad22081b807ed2271eb0629c44a40204efe
[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" "691d6d074b73e9d0c1940f47ee165ad22081b807ed2271eb0629c44a40204efe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] extern crate cached;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Instant`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::time::Instant;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::min`
[INFO] [stderr]  --> src/common/graph.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp::min;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `debug`, `info`
[INFO] [stderr]  --> src/common/intcode.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use log::{debug, info};
[INFO] [stderr]   |           ^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `env_logger`
[INFO] [stderr]    --> src/common/intcode.rs:296:9
[INFO] [stderr]     |
[INFO] [stderr] 296 |     use env_logger;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `info`
[INFO] [stderr]  --> src/day25.rs:1:18
[INFO] [stderr]   |
[INFO] [stderr] 1 | use log::{debug, info};
[INFO] [stderr]   |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/day25.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stderr]  --> src/day25.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::iter;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]  --> src/day25.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::cell::RefCell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/day25.rs:346:9
[INFO] [stderr]     |
[INFO] [stderr] 346 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `env_logger::*`
[INFO] [stderr]    --> src/day25.rs:347:9
[INFO] [stderr]     |
[INFO] [stderr] 347 |     use env_logger::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bot`
[INFO] [stderr]    --> src/day25.rs:341:10
[INFO] [stderr]     |
[INFO] [stderr] 341 | fn part2(bot: &Program) {
[INFO] [stderr]     |          ^^^ help: if this is intentional, prefix it with an underscore: `_bot`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bfs`
[INFO] [stderr]   --> src/common/graph.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn bfs<G, S>(
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/common/point.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn new(x: isize, y: isize) -> Point {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `abs`
[INFO] [stderr]   --> src/common/point.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn abs(&self) -> isize {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set`
[INFO] [stderr]   --> src/common/grid.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn set(&mut self, x: usize, y: usize, color: char) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]   --> src/common/grid.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn get(&self, x: usize, y: usize) -> Option<char> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_unsafe`
[INFO] [stderr]   --> src/common/grid.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn get_unsafe(&self, x: usize, y: usize) -> char {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `coordinates`
[INFO] [stderr]   --> src/common/grid.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn coordinates(&self) -> Vec<(usize, usize)> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_file`
[INFO] [stderr]   --> src/common/intcode.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn from_file(input_file: &str) -> Program {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `input`
[INFO] [stderr]    --> src/common/intcode.rs:132:12
[INFO] [stderr]     |
[INFO] [stderr] 132 |     pub fn input(&self) -> Option<Rc<RefCell<Stream>>> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_input`
[INFO] [stderr]    --> src/common/intcode.rs:136:12
[INFO] [stderr]     |
[INFO] [stderr] 136 |     pub fn set_input(&mut self, input: Option<Rc<RefCell<Stream>>>) {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `output`
[INFO] [stderr]    --> src/common/intcode.rs:140:12
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn output(&self) -> Option<Rc<RefCell<Stream>>> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_output`
[INFO] [stderr]    --> src/common/intcode.rs:144:12
[INFO] [stderr]     |
[INFO] [stderr] 144 |     pub fn set_output(&mut self, output: Option<Rc<RefCell<Stream>>>) {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `execute`
[INFO] [stderr]    --> src/common/intcode.rs:156:12
[INFO] [stderr]     |
[INFO] [stderr] 156 |     pub fn execute(&mut self) {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/common/canvas.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new() -> Canvas {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `as_point`
[INFO] [stderr]   --> src/day25.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn as_point(&self) -> Point {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_point`
[INFO] [stderr]   --> src/day25.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn from_point(point: &Point) -> Direction {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `play`
[INFO] [stderr]    --> src/day25.rs:290:4
[INFO] [stderr]     |
[INFO] [stderr] 290 | fn play(bot: &Program) {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_of_code-654c74560d4b1bf5
[INFO] [stdout] running 5 tests
[INFO] [stdout] test common::intcode::tests::test_copy ... ok
[INFO] [stdout] test common::intcode::tests::test_large_number2 ... ok
[INFO] [stdout] test common::intcode::tests::test_large_number ... ok
[INFO] [stdout] test day25::tests::test_mod_exponent ... ok
[INFO] [stdout] test common::intcode::tests::test_relative_instruction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "691d6d074b73e9d0c1940f47ee165ad22081b807ed2271eb0629c44a40204efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "691d6d074b73e9d0c1940f47ee165ad22081b807ed2271eb0629c44a40204efe", kill_on_drop: false }`
[INFO] [stdout] 691d6d074b73e9d0c1940f47ee165ad22081b807ed2271eb0629c44a40204efe