[INFO] cloning repository https://github.com/zandeck/aoc-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zandeck/aoc-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzandeck%2Faoc-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzandeck%2Faoc-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abaf1f09b92ce14906a267e89a2f41c264e1de2a
[INFO] checking zandeck/aoc-2020 against try#590af02d982816cfb2e4e43f8c54065e816581ce for pr-111505
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzandeck%2Faoc-2020" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zandeck/aoc-2020 on toolchain 590af02d982816cfb2e4e43f8c54065e816581ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+590af02d982816cfb2e4e43f8c54065e816581ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zandeck/aoc-2020
[INFO] finished tweaking git repo https://github.com/zandeck/aoc-2020
[INFO] tweaked toml for git repo https://github.com/zandeck/aoc-2020 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/zandeck/aoc-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+590af02d982816cfb2e4e43f8c54065e816581ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+590af02d982816cfb2e4e43f8c54065e816581ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b302f275a2d4c05f516bf79cbe80e46901817d8e609d4b25f02e3d483fb38488
[INFO] running `Command { std: "docker" "start" "-a" "b302f275a2d4c05f516bf79cbe80e46901817d8e609d4b25f02e3d483fb38488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b302f275a2d4c05f516bf79cbe80e46901817d8e609d4b25f02e3d483fb38488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b302f275a2d4c05f516bf79cbe80e46901817d8e609d4b25f02e3d483fb38488", kill_on_drop: false }`
[INFO] [stdout] b302f275a2d4c05f516bf79cbe80e46901817d8e609d4b25f02e3d483fb38488
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+590af02d982816cfb2e4e43f8c54065e816581ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 604b02788109a66ee1a613a4767f55dd4054e2e50b35f63e936084bca701d360
[INFO] running `Command { std: "docker" "start" "-a" "604b02788109a66ee1a613a4767f55dd4054e2e50b35f63e936084bca701d360", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling radium v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking bitvec v0.20.0 (https://github.com/myrrlyn/bitvec.git#ee0be42a)
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking aoc-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::challenges::utils`
[INFO] [stdout]  --> src/challenges/day1.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::challenges::utils;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::repeat`
[INFO] [stdout]  --> src/challenges/day1.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::iter::repeat;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cmp`, `env`
[INFO] [stdout]    --> src/challenges/day1.rs:119:11
[INFO] [stdout]     |
[INFO] [stdout] 119 | use std::{cmp, env};
[INFO] [stdout]     |           ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/challenges/day4.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/challenges/day4.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `f` is never used
[INFO] [stdout]  --> src/challenges/day1.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn f(data: &[i32], combi: usize) -> i32 {
[INFO] [stdout]   |    ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `g` is never used
[INFO] [stdout]   --> src/challenges/day1.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn g(data: &[i32]) -> i32 {
[INFO] [stdout]    |    ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1_1` is never used
[INFO] [stdout]   --> src/challenges/day1.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn part1_1(data: &[i32]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1_2` is never used
[INFO] [stdout]   --> src/challenges/day1.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn part1_2(data: &[i32]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1_3` is never used
[INFO] [stdout]   --> src/challenges/day1.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn part1_3(data: &[i32]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1_4` is never used
[INFO] [stdout]   --> src/challenges/day1.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn part1_4(data: &[i32]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1_4smart` is never used
[INFO] [stdout]   --> src/challenges/day1.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn part1_4smart(data: &[i32]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1_4smartvec` is never used
[INFO] [stdout]   --> src/challenges/day1.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub fn part1_4smartvec(data: &[i32]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1_5` is never used
[INFO] [stdout]    --> src/challenges/day1.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub fn part1_5(data: &[i32]) -> i32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1_5p` is never used
[INFO] [stdout]    --> src/challenges/day1.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn part1_5p(data: &[i32]) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2_2` is never used
[INFO] [stdout]    --> src/challenges/day1.rs:138:8
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn part2_2(data: &[i32]) -> i32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2_1` is never used
[INFO] [stdout]    --> src/challenges/day1.rs:156:8
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub fn part2_1(data: &[i32]) -> i32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2_3` is never used
[INFO] [stdout]    --> src/challenges/day1.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub fn part2_3(data: &[i32]) -> i32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `end` is never read
[INFO] [stdout]    --> src/challenges/day1.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub struct Combination<'a> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 186 |     end: bool,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/challenges/day1.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 189 | impl<'a> Combination<'a> {
[INFO] [stdout]     | ------------------------ associated function in this implementation
[INFO] [stdout] 190 |     pub fn new(data: &'a [i32]) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/challenges/day1.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 225 | impl<'a> Combination3<'a> {
[INFO] [stdout]     | ------------------------- associated function in this implementation
[INFO] [stdout] 226 |     pub fn new(data: &'a [i32]) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `min`, `max`, `c`, and `s` are never read
[INFO] [stdout]   --> src/challenges/day2.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct Password {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 8  |     min: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 9  |     max: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     c: char,
[INFO] [stdout]    |     ^
[INFO] [stdout] 11 |     s: String,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Password` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `check1` and `check2` are never used
[INFO] [stdout]   --> src/challenges/day2.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Password {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 15 |     pub fn check1(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn check2(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]   --> src/challenges/day2.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn part1() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]   --> src/challenges/day2.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn part2() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Path` is never constructed
[INFO] [stdout]  --> src/challenges/day3.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Path {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `nb_trees_in` is never used
[INFO] [stdout]  --> src/challenges/day3.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn nb_trees_in(data: &[String], p: &Path) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]   --> src/challenges/day3.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn part1() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]   --> src/challenges/day3.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn part2() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Validator` is never constructed
[INFO] [stdout]  --> src/challenges/day4.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Validator;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `byr` and `iyr` are never used
[INFO] [stdout]   --> src/challenges/day4.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Validator {
[INFO] [stdout]    | -------------- associated functions in this implementation
[INFO] [stdout] 12 |     pub fn byr(data: &str) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn iyr(data: &str) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]  --> src/challenges/utils.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn read_file<T>(p: &str) -> Result<Vec<T>, Box<dyn Error>>
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stdout] error: unknown `doc` attribute `Hidden`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tinytemplate-1.1.0/src/error.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 |     #[doc(Hidden)]
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tinytemplate` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "604b02788109a66ee1a613a4767f55dd4054e2e50b35f63e936084bca701d360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "604b02788109a66ee1a613a4767f55dd4054e2e50b35f63e936084bca701d360", kill_on_drop: false }`
[INFO] [stdout] 604b02788109a66ee1a613a4767f55dd4054e2e50b35f63e936084bca701d360