[INFO] cloning repository https://github.com/LewisDaleUK/advent-of-code-2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LewisDaleUK/advent-of-code-2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLewisDaleUK%2Fadvent-of-code-2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLewisDaleUK%2Fadvent-of-code-2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c683edfdda64a1fb473d227940fd12243da7d1ad
[INFO] checking LewisDaleUK/advent-of-code-2022 against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLewisDaleUK%2Fadvent-of-code-2022" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LewisDaleUK/advent-of-code-2022
[INFO] finished tweaking git repo https://github.com/LewisDaleUK/advent-of-code-2022
[INFO] tweaked toml for git repo https://github.com/LewisDaleUK/advent-of-code-2022 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LewisDaleUK/advent-of-code-2022 on toolchain f3d95de532264a1215023baa665c0028aecf74b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LewisDaleUK/advent-of-code-2022 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded grid v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e6db320816b0940ba1e34fa874e6b3783bf4f02d2c2484246f7f2c28100f913
[INFO] running `Command { std: "docker" "start" "-a" "4e6db320816b0940ba1e34fa874e6b3783bf4f02d2c2484246f7f2c28100f913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e6db320816b0940ba1e34fa874e6b3783bf4f02d2c2484246f7f2c28100f913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6db320816b0940ba1e34fa874e6b3783bf4f02d2c2484246f7f2c28100f913", kill_on_drop: false }`
[INFO] [stdout] 4e6db320816b0940ba1e34fa874e6b3783bf4f02d2c2484246f7f2c28100f913
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd86c633d04b6bed7900fa316fcc9c099e2a93829cb1769bfa2bb2337fd26a4d
[INFO] running `Command { std: "docker" "start" "-a" "cd86c633d04b6bed7900fa316fcc9c099e2a93829cb1769bfa2bb2337fd26a4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking grid v0.9.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking advent-of-code-2022 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `delimited` and `many0`
[INFO] [stdout]  --> src/monkeys.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | ...{tuple, delimited, preceded}, character::complete::{space0, i32 as cci32, space1, one_of}, bytes::complete::tag, multi::{many0, separa...
[INFO] [stdout]   |            ^^^^^^^^^                                                                                                        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `delimited` and `many0`
[INFO] [stdout]  --> src/monkeys.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | ...{tuple, delimited, preceded}, character::complete::{space0, i32 as cci32, space1, one_of}, bytes::complete::tag, multi::{many0, separa...
[INFO] [stdout]   |            ^^^^^^^^^                                                                                                        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rope.rs:138:21
[INFO] [stdout]     |
[INFO] [stdout] 138 |                 let mut last = self.knots.get_mut(i).unwrap();
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rope.rs:147:17
[INFO] [stdout]     |
[INFO] [stdout] 147 |             let mut head = self.knots.first_mut().unwrap();
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sizeable` is never used
[INFO] [stdout]   --> src/directory_parser.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait Sizeable {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `File` is never constructed
[INFO] [stdout]   --> src/directory_parser.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct File {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Directory` is never constructed
[INFO] [stdout]   --> src/directory_parser.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Directory {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HasParent` is never used
[INFO] [stdout]   --> src/directory_parser.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub trait HasParent {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PathRoot` is never used
[INFO] [stdout]   --> src/file_node.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | trait PathRoot {
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `distance` is never used
[INFO] [stdout]   --> src/rope.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | trait Vector {
[INFO] [stdout]    |       ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn distance(&self, other: Self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Normalize` is never used
[INFO] [stdout]   --> src/trees.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | trait Normalize {
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Monkey` is never constructed
[INFO] [stdout]  --> src/monkeys.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Monkey {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]   --> src/monkeys.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Operation {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OperationTarget` is never used
[INFO] [stdout]   --> src/monkeys.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum OperationTarget {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `If` is never used
[INFO] [stdout]   --> src/monkeys.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum If {
[INFO] [stdout]    |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Test` is never used
[INFO] [stdout]   --> src/monkeys.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 | type Test = (If, i32, i32);
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_items` is never used
[INFO] [stdout]   --> src/monkeys.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn parse_items(i: &str) -> IResult<&str, Vec<i32>> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_target` is never used
[INFO] [stdout]   --> src/monkeys.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn parse_target(i: &str) -> IResult<&str, OperationTarget> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_operation` is never used
[INFO] [stdout]   --> src/monkeys.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn parse_operation(i: &str) -> IResult<&str, Operation> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_test` is never used
[INFO] [stdout]   --> src/monkeys.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn parse_test(i: &str) -> IResult<&str, Test> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_monkey` is never used
[INFO] [stdout]   --> src/monkeys.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn parse_monkey(input: &str) -> IResult<&str, Monkey> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rope.rs:138:21
[INFO] [stdout]     |
[INFO] [stdout] 138 |                 let mut last = self.knots.get_mut(i).unwrap();
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rope.rs:147:17
[INFO] [stdout]     |
[INFO] [stdout] 147 |             let mut head = self.knots.first_mut().unwrap();
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sizeable` is never used
[INFO] [stdout]   --> src/directory_parser.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait Sizeable {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `File` is never constructed
[INFO] [stdout]   --> src/directory_parser.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct File {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Directory` is never constructed
[INFO] [stdout]   --> src/directory_parser.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Directory {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PathRoot` is never used
[INFO] [stdout]   --> src/file_node.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | trait PathRoot {
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `distance` is never used
[INFO] [stdout]   --> src/rope.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | trait Vector {
[INFO] [stdout]    |       ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn distance(&self, other: Self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Normalize` is never used
[INFO] [stdout]   --> src/trees.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | trait Normalize {
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Divide` is never constructed
[INFO] [stdout]   --> src/monkeys.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Operation {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] 12 |     Add(OperationTarget),
[INFO] [stdout] 13 |     Divide(OperationTarget),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Operation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "cd86c633d04b6bed7900fa316fcc9c099e2a93829cb1769bfa2bb2337fd26a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd86c633d04b6bed7900fa316fcc9c099e2a93829cb1769bfa2bb2337fd26a4d", kill_on_drop: false }`
[INFO] [stdout] cd86c633d04b6bed7900fa316fcc9c099e2a93829cb1769bfa2bb2337fd26a4d