[INFO] cloning repository https://github.com/Fraexex/fishsticks_rover
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fraexex/fishsticks_rover" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFraexex%2Ffishsticks_rover", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFraexex%2Ffishsticks_rover'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95f376830d3e10fe8962ec55410371efa69aba13
[INFO] checking Fraexex/fishsticks_rover against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFraexex%2Ffishsticks_rover" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Fraexex/fishsticks_rover
[INFO] finished tweaking git repo https://github.com/Fraexex/fishsticks_rover
[INFO] tweaked toml for git repo https://github.com/Fraexex/fishsticks_rover written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Fraexex/fishsticks_rover on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Fraexex/fishsticks_rover 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 427a5de581b7a0b85f06ad6bcd7fc293c87a7b9341d4a95a86285e61593f8366
[INFO] running `Command { std: "docker" "start" "-a" "427a5de581b7a0b85f06ad6bcd7fc293c87a7b9341d4a95a86285e61593f8366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "427a5de581b7a0b85f06ad6bcd7fc293c87a7b9341d4a95a86285e61593f8366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427a5de581b7a0b85f06ad6bcd7fc293c87a7b9341d4a95a86285e61593f8366", kill_on_drop: false }`
[INFO] [stdout] 427a5de581b7a0b85f06ad6bcd7fc293c87a7b9341d4a95a86285e61593f8366
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbb41f45e6153bbbb8f79fba7b86a6636e3c43541d7639b65462ebcf63b867c9
[INFO] running `Command { std: "docker" "start" "-a" "fbb41f45e6153bbbb8f79fba7b86a6636e3c43541d7639b65462ebcf63b867c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rover_aisearch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `updated_chars_of_interest`
[INFO] [stdout]   --> src/mods/bfs.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let updated_chars_of_interest: Vec<(char, usize)> = result.chars_of_interest.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_updated_chars_of_interest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut movement = "U";
[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/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut action = "M U";
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut buying = "B ";
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `movement`
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut movement = "U";
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_movement`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `action`
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut action = "M U";
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_action`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buying`
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut buying = "B ";
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buying`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `visited_nodes` is never read
[INFO] [stdout]   --> src/mods/bfs.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct BfsResult {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 57 |     visited_nodes: HashMap<char, usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_visited_nodes` is never used
[INFO] [stdout]   --> src/mods/bfs.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl BfsResult {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 62 |     // Print visited nodes
[INFO] [stdout] 63 |     fn print_visited_nodes(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileInputs` is never constructed
[INFO] [stdout]   --> src/mods/black_rover.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct FileInputs {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> src/mods/black_rover.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `up` is never used
[INFO] [stdout]   --> src/mods/black_rover.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Point {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 41 |     fn up(&mut self) {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `updated_chars_of_interest`
[INFO] [stdout]   --> src/mods/bfs.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let updated_chars_of_interest: Vec<(char, usize)> = result.chars_of_interest.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_updated_chars_of_interest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut movement = "U";
[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/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut action = "M U";
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut buying = "B ";
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `movement`
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut movement = "U";
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_movement`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `action`
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut action = "M U";
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_action`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buying`
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut buying = "B ";
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buying`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `visited_nodes` is never read
[INFO] [stdout]   --> src/mods/bfs.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct BfsResult {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 57 |     visited_nodes: HashMap<char, usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_visited_nodes` is never used
[INFO] [stdout]   --> src/mods/bfs.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl BfsResult {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 62 |     // Print visited nodes
[INFO] [stdout] 63 |     fn print_visited_nodes(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileInputs` is never constructed
[INFO] [stdout]   --> src/mods/black_rover.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct FileInputs {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> src/mods/black_rover.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `up` is never used
[INFO] [stdout]   --> src/mods/black_rover.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Point {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 41 |     fn up(&mut self) {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "fbb41f45e6153bbbb8f79fba7b86a6636e3c43541d7639b65462ebcf63b867c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb41f45e6153bbbb8f79fba7b86a6636e3c43541d7639b65462ebcf63b867c9", kill_on_drop: false }`
[INFO] [stdout] fbb41f45e6153bbbb8f79fba7b86a6636e3c43541d7639b65462ebcf63b867c9
