[INFO] cloning repository https://github.com/sseemayer/aoc2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sseemayer/aoc2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsseemayer%2Faoc2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsseemayer%2Faoc2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85e1340ed1061cedc5df8160713573ed3769b78d
[INFO] checking sseemayer/aoc2019 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsseemayer%2Faoc2019" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sseemayer/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/sseemayer/aoc2019
[INFO] finished tweaking git repo https://github.com/sseemayer/aoc2019
[INFO] tweaked toml for git repo https://github.com/sseemayer/aoc2019 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/sseemayer/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 1f57a882a3fcd8e15463fb3c95450612d161a8d2c9ad564322cd2977122983c8
[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" "1f57a882a3fcd8e15463fb3c95450612d161a8d2c9ad564322cd2977122983c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f57a882a3fcd8e15463fb3c95450612d161a8d2c9ad564322cd2977122983c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f57a882a3fcd8e15463fb3c95450612d161a8d2c9ad564322cd2977122983c8", kill_on_drop: false }`
[INFO] [stdout] 1f57a882a3fcd8e15463fb3c95450612d161a8d2c9ad564322cd2977122983c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 52bec52fef8f5592f55f0abaf32fadde859e643dd29ade3e5a698c3b776b06db
[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" "52bec52fef8f5592f55f0abaf32fadde859e643dd29ade3e5a698c3b776b06db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Error`, `format_err`
[INFO] [stdout]  --> src/bin/day20.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bit_set::BitSet`
[INFO] [stdout]  --> src/bin/day20.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bit_set::BitSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `smallvec::SmallVec`
[INFO] [stdout]  --> src/bin/day20.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use smallvec::SmallVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `format_err`
[INFO] [stdout]  --> src/bin/day21.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `format_err`
[INFO] [stdout]  --> src/bin/day20.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bit_set::BitSet`
[INFO] [stdout]  --> src/bin/day20.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bit_set::BitSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `smallvec::SmallVec`
[INFO] [stdout]  --> src/bin/day20.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use smallvec::SmallVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Direction`
[INFO] [stdout]  --> src/bin/day19.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use aoc2019::board::{Board, Direction, Position};
[INFO] [stdout]   |                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IntCodeResult`
[INFO] [stdout]  --> src/bin/day19.rs:2:39
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc2019::intcode::{parse_program, IntCodeResult, State};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/bin/day19.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/bin/day19.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/day19.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `format_err`
[INFO] [stdout]  --> src/bin/day23.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/bin/day17.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/day19.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     for i in i0..(i0 + dim) {
[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: `j`
[INFO] [stdout]   --> src/bin/day19.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 |         for j in j0..(j0 + dim) {}
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `format_err`
[INFO] [stdout]  --> src/bin/day18.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Direction`
[INFO] [stdout]  --> src/bin/day19.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use aoc2019::board::{Board, Direction, Position};
[INFO] [stdout]   |                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IntCodeResult`
[INFO] [stdout]  --> src/bin/day19.rs:2:39
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc2019::intcode::{parse_program, IntCodeResult, State};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/bin/day19.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/bin/day19.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/day19.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/bin/day24.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |         write!(f, "Total bugs: {}", self.count());
[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: `format_err`
[INFO] [stdout]  --> src/bin/day14.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/bin/day17.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `format_err`
[INFO] [stdout]  --> src/bin/day18.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/day19.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     for i in i0..(i0 + dim) {
[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: `j`
[INFO] [stdout]   --> src/bin/day19.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 |         for j in j0..(j0 + dim) {}
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_move`
[INFO] [stdout]   --> src/bin/day18.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn can_move(&self, keys: &BitSet<u32>) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `format_keyseq`
[INFO] [stdout]    --> src/bin/day18.rs:287:4
[INFO] [stdout]     |
[INFO] [stdout] 287 | fn format_keyseq(
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `format_err`
[INFO] [stdout]  --> src/bin/day08.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use failure::{format_err, Error};
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/day15.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `format_err`
[INFO] [stdout]  --> src/bin/day23.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]    --> src/bin/day13.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn get(&self, pos: &Position) -> &Tile {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day02.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut data: Vec<usize> = buf
[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: associated function is never used: `can_move`
[INFO] [stdout]   --> src/bin/day18.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn can_move(&self, keys: &BitSet<u32>) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `format_keyseq`
[INFO] [stdout]    --> src/bin/day18.rs:287:4
[INFO] [stdout]     |
[INFO] [stdout] 287 | fn format_keyseq(
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]    --> src/bin/day13.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn get(&self, pos: &Position) -> &Tile {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]   --> src/bin/day08.rs:31:46
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn from_buffer(buf: &[u8], width: usize, height: usize) -> Self {
[INFO] [stdout]    |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `format_err`
[INFO] [stdout]  --> src/bin/day14.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `format_err`
[INFO] [stdout]  --> src/bin/day08.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use failure::{format_err, Error};
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/day15.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board`, `Direction`, `Position`
[INFO] [stdout]  --> src/bin/day25.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use aoc2019::board::{Board, Direction, Position};
[INFO] [stdout]   |                      ^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `format_err`
[INFO] [stdout]  --> src/bin/day25.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `format_err`
[INFO] [stdout]  --> src/bin/day21.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board`, `Direction`, `Position`
[INFO] [stdout]  --> src/bin/day25.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use aoc2019::board::{Board, Direction, Position};
[INFO] [stdout]   |                      ^^^^^  ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `format_err`
[INFO] [stdout]  --> src/bin/day25.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use aoc2019::result::{format_err, Error, Result};
[INFO] [stdout]   |                       ^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day02.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut data: Vec<usize> = buf
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]   --> src/bin/day08.rs:31:46
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn from_buffer(buf: &[u8], width: usize, height: usize) -> Self {
[INFO] [stdout]    |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/bin/day24.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |         write!(f, "Total bugs: {}", self.count());
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.15s
[INFO] running `Command { std: "docker" "inspect" "52bec52fef8f5592f55f0abaf32fadde859e643dd29ade3e5a698c3b776b06db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52bec52fef8f5592f55f0abaf32fadde859e643dd29ade3e5a698c3b776b06db", kill_on_drop: false }`
[INFO] [stdout] 52bec52fef8f5592f55f0abaf32fadde859e643dd29ade3e5a698c3b776b06db