[INFO] cloning repository https://github.com/sim82/aoc2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sim82/aoc2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsim82%2Faoc2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsim82%2Faoc2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c17bf2a200f43f2cfbba04913afb72b6ab05f91
[INFO] checking sim82/aoc2019 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsim82%2Faoc2019" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sim82/aoc2019 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sim82/aoc2019
[INFO] finished tweaking git repo https://github.com/sim82/aoc2019
[INFO] tweaked toml for git repo https://github.com/sim82/aoc2019 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/sim82/aoc2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d6cd2e7f4d6ddb57d6684d66ce3d48b2f69f51bc69b731ee3b1baf18f400135
[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" "0d6cd2e7f4d6ddb57d6684d66ce3d48b2f69f51bc69b731ee3b1baf18f400135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d6cd2e7f4d6ddb57d6684d66ce3d48b2f69f51bc69b731ee3b1baf18f400135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d6cd2e7f4d6ddb57d6684d66ce3d48b2f69f51bc69b731ee3b1baf18f400135", kill_on_drop: false }`
[INFO] [stdout] 0d6cd2e7f4d6ddb57d6684d66ce3d48b2f69f51bc69b731ee3b1baf18f400135
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--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] c9fc6c4545926f992827f11b3f8a9182cae5389a7a659137c6d1dca8f14a01c7
[INFO] running `Command { std: "docker" "start" "-a" "c9fc6c4545926f992827f11b3f8a9182cae5389a7a659137c6d1dca8f14a01c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking termion v1.5.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking pathfinding v2.0.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]     Checking aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `pathfinding::prelude::dijkstra`
[INFO] [stdout]  --> src/graph.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pathfinding::prelude::dijkstra;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/graph.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/graph.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/intcode.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`
[INFO] [stdout]  --> src/test.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::mpsc::{channel, Receiver, Sender};
[INFO] [stdout]   |                                ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pathfinding::prelude::dijkstra`
[INFO] [stdout]  --> src/graph.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pathfinding::prelude::dijkstra;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/graph.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/graph.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/intcode.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::intcode::Io2`
[INFO] [stdout]  --> src/test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::intcode::Io2;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::intcode::*`
[INFO] [stdout]  --> src/test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::intcode::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `permutohedron::LexicalPermutation`
[INFO] [stdout]  --> src/test.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use permutohedron::LexicalPermutation;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, `channel`
[INFO] [stdout]  --> src/test.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::mpsc::{channel, Receiver, Sender};
[INFO] [stdout]   |                       ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/test.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         for i in 0..2 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `max_seq` is assigned to, but never used
[INFO] [stdout]   --> src/test.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut max_seq = [0; 5];
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_max_seq` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/test.rs:67:18
[INFO] [stdout]    |
[INFO] [stdout] 67 |             for (i, setting) in seq.iter().enumerate() {
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `max_seq` is never read
[INFO] [stdout]   --> src/test.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 max_seq = seq.clone();
[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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]  --> examples/part23.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::{HashMap, VecDeque};
[INFO] [stdout]   |                                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: include macro expected single expression in source
[INFO] [stdout]  --> examples/code23.int:1:2
[INFO] [stdout]   |
[INFO] [stdout] 1 | 3,62,1001,62,11,10,109,2229,105,1,0,2093,2165,1216,1505,789,1660,758,1693,2064,1183,602,2198,1759,950,1445,1117,1014,1280,2134,1379,851,1...
[INFO] [stdout]   |  ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[deny(incomplete_include)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sub`
[INFO] [stdout]  --> examples/part12.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Add, Sub};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> examples/part14.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 |         if (upper - lower <= 1) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> examples/part5.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |     input: &'a mut std::io::BufRead,
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::BufRead`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/part5.rs:13:35
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn default(input: &'a mut std::io::BufRead) -> Self {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::BufRead`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> examples/part5.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |             while (modenum != 0) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> examples/part25.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `channel`
[INFO] [stdout]   --> examples/part25.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::mpsc::{channel, Receiver};
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/part11.rs:107:45
[INFO] [stdout]     |
[INFO] [stdout] 107 |         (&mut context, &mut painter as &mut Io2).run();
[INFO] [stdout]     |                                             ^^^ help: use `dyn`: `dyn Io2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/part11.rs:116:45
[INFO] [stdout]     |
[INFO] [stdout] 116 |         (&mut context, &mut painter as &mut Io2).run();
[INFO] [stdout]     |                                             ^^^ help: use `dyn`: `dyn Io2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> examples/part6.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |         .map(|(child, parent)| input.len_to(child, "COM"))
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2019`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `pathfinding::directed::dijkstra`
[INFO] [stdout]  --> examples/termion_fun.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pathfinding::directed::dijkstra;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pathfinding::prelude::dijkstra`
[INFO] [stdout]  --> examples/termion_fun.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pathfinding::prelude::dijkstra;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pathfinding::prelude::fringe`
[INFO] [stdout]  --> examples/termion_fun.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use pathfinding::prelude::fringe;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]  --> examples/termion_fun.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> examples/termion_fun.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stdin`
[INFO] [stdout]   --> examples/termion_fun.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::{Stdin, Write};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sender`
[INFO] [stdout]   --> examples/termion_fun.rs:11:42
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::sync::mpsc::{channel, Receiver, Sender};
[INFO] [stdout]    |                                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Keys`
[INFO] [stdout]   --> examples/termion_fun.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 | use termion::input::{Keys, TermRead};
[INFO] [stdout]    |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> examples/part24.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 |     for (i, pat) in PATTERN.iter().enumerate() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> examples/part16.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |           return;
[INFO] [stdout]    |           ------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 65 | /     {
[INFO] [stdout] 66 | |         let mut input: Vec<i32> = input_msg().collect();
[INFO] [stdout] 67 | |         for i in 0..100 {
[INFO] [stdout] 68 | |             input = intermingle2(input);
[INFO] [stdout] ...  |
[INFO] [stdout] 75 | |         println!("");
[INFO] [stdout] 76 | |     }
[INFO] [stdout]    | |_____^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> examples/part16.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         for i in 0..100 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> examples/part5.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     for i in 0..2 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `intermingle`
[INFO] [stdout]   --> examples/part16.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn intermingle(input: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cycles`
[INFO] [stdout]    --> examples/part12.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     let mut cycles = [0 as i64; 4];
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cycles`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_cycles`
[INFO] [stdout]    --> examples/part12.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |     let mut num_cycles = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_cycles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> examples/part12.rs:210:14
[INFO] [stdout]     |
[INFO] [stdout] 210 |         for (j, (init, s)) in initial_state.iter().zip(&state).enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `pattern` should have an upper case name
[INFO] [stdout]  --> examples/part16.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     const pattern: [i32; 4] = [0, 1, 0, -1];
[INFO] [stdout]   |           ^^^^^^^ help: convert the identifier to upper case: `PATTERN`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `input` should have an upper case name
[INFO] [stdout]   --> examples/part16.rs:99:11
[INFO] [stdout]    |
[INFO] [stdout] 99 |     const input : &str = "597734197946315604128867465500492107148541070660280810320965917595751456802949957707412049551833956401035273718...
[INFO] [stdout]    |           ^^^^^ help: convert the identifier to upper case: `INPUT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_size`
[INFO] [stdout]    --> examples/part25.rs:268:17
[INFO] [stdout]     |
[INFO] [stdout] 268 |             let map_size = self.map.draw(&self.current_coord, &mut self.stdout);
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/part12.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     let mut cycles = [0 as i64; 4];
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/part12.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |     let mut num_cycles = 0;
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_primes`
[INFO] [stdout]    --> examples/part12.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn calc_primes() {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> examples/part5.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     std::io::stdout().lock().flush();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> examples/part5.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     context.input.read_line(&mut input);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> examples/part13.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stdin`
[INFO] [stdout]  --> examples/part13.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Stdin, Write};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::event::Key`
[INFO] [stdout]  --> examples/part13.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use termion::event::Key;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `Inner` is named the same as one of the variants of the type `Side`
[INFO] [stdout]   --> examples/part20.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Inner => Side::Outer,
[INFO] [stdout]    |             ^^^^^ help: to match on the variant, qualify the path: `Side::Inner`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `Outer` is named the same as one of the variants of the type `Side`
[INFO] [stdout]   --> examples/part20.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Outer => Side::Inner,
[INFO] [stdout]    |             ^^^^^ help: to match on the variant, qualify the path: `Side::Outer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> examples/part20.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Inner => Side::Outer,
[INFO] [stdout]    |             ----- matches any value
[INFO] [stdout] 17 |             Outer => Side::Inner,
[INFO] [stdout]    |             ^^^^^ unreachable pattern
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> examples/part20.rs:88:41
[INFO] [stdout]    |
[INFO] [stdout] 88 |                         .map(|(ref dir, c)| (s.move_into(dir), 1))
[INFO] [stdout]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `point_to_node`
[INFO] [stdout]   --> examples/part20.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let point_to_node: HashMap<Point, String> = nodes
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_point_to_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Inner`
[INFO] [stdout]   --> examples/part20.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Inner => Side::Outer,
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_Inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Outer`
[INFO] [stdout]   --> examples/part20.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Outer => Side::Inner,
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_Outer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> examples/part25.rs:248:13
[INFO] [stdout]     |
[INFO] [stdout] 248 |             write!(self.log_file, "{}", self.input_buf);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::input::TermRead`
[INFO] [stdout]  --> examples/part13.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use termion::input::TermRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stdin`
[INFO] [stdout]   --> examples/part13.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     stdin: std::io::Stdin,
[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: `get_other`
[INFO] [stdout]   --> examples/part20.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn get_other(&self) -> Side {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Inner` should have a snake case name
[INFO] [stdout]   --> examples/part20.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             Inner => Side::Outer,
[INFO] [stdout]    |             ^^^^^ help: convert the identifier to snake case (notice the capitalization): `inner`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Outer` should have a snake case name
[INFO] [stdout]   --> examples/part20.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Outer => Side::Inner,
[INFO] [stdout]    |             ^^^^^ help: convert the identifier to snake case (notice the capitalization): `outer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> examples/part13.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |         write!(self.stdout, "{}", termion::cursor::Show);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> examples/part18.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let data = data18();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c9fc6c4545926f992827f11b3f8a9182cae5389a7a659137c6d1dca8f14a01c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9fc6c4545926f992827f11b3f8a9182cae5389a7a659137c6d1dca8f14a01c7", kill_on_drop: false }`
[INFO] [stdout] c9fc6c4545926f992827f11b3f8a9182cae5389a7a659137c6d1dca8f14a01c7