[INFO] cloning repository https://github.com/173R/grotto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/173R/grotto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F173R%2Fgrotto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F173R%2Fgrotto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2dddc898ae310aaadd1185951304eef05ec945a
[INFO] checking 173R/grotto against master#8b6b15b877fbceb1ee5d9a5a4746e7515901574a for pr-147294
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F173R%2Fgrotto" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/173R/grotto
[INFO] finished tweaking git repo https://github.com/173R/grotto
[INFO] tweaked toml for git repo https://github.com/173R/grotto written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/173R/grotto on toolchain 8b6b15b877fbceb1ee5d9a5a4746e7515901574a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/173R/grotto 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" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a1aaa5510aa75fb1d7a9118edf6e6d90055f488c3a1eb6f3931d74c776ff07b
[INFO] running `Command { std: "docker" "start" "-a" "1a1aaa5510aa75fb1d7a9118edf6e6d90055f488c3a1eb6f3931d74c776ff07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a1aaa5510aa75fb1d7a9118edf6e6d90055f488c3a1eb6f3931d74c776ff07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a1aaa5510aa75fb1d7a9118edf6e6d90055f488c3a1eb6f3931d74c776ff07b", kill_on_drop: false }`
[INFO] [stdout] 1a1aaa5510aa75fb1d7a9118edf6e6d90055f488c3a1eb6f3931d74c776ff07b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 090f90d39244fe9d7573d014aab0905c1d736e5e0e4b4b3931b5a1e21baa13ca
[INFO] running `Command { std: "docker" "start" "-a" "090f90d39244fe9d7573d014aab0905c1d736e5e0e4b4b3931b5a1e21baa13ca", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro2 v1.0.40
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[INFO] [stdout] warning: unused import: `crate::map_builder::*`
[INFO] [stdout]   --> src/main.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub use crate::map_builder::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Wall` is never constructed
[INFO] [stdout]  --> src/map.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum TileType {
[INFO] [stdout]   |          -------- variant in this enum
[INFO] [stdout] 7 |     Wall,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TileType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `try_idx` is never used
[INFO] [stdout]   --> src/map.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Map {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn try_idx(&self, point: Point) -> Option<usize> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUM_ROOMS` is never used
[INFO] [stdout]  --> src/map_builder.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const NUM_ROOMS: usize = 20;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MapBuilder` is never constructed
[INFO] [stdout]  --> src/map_builder.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MapBuilder {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::map_builder::*`
[INFO] [stdout]   --> src/main.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub use crate::map_builder::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Wall` is never constructed
[INFO] [stdout]  --> src/map.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum TileType {
[INFO] [stdout]   |          -------- variant in this enum
[INFO] [stdout] 7 |     Wall,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TileType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `try_idx` is never used
[INFO] [stdout]   --> src/map.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Map {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn try_idx(&self, point: Point) -> Option<usize> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUM_ROOMS` is never used
[INFO] [stdout]  --> src/map_builder.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const NUM_ROOMS: usize = 20;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MapBuilder` is never constructed
[INFO] [stdout]  --> src/map_builder.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MapBuilder {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.57s
[INFO] running `Command { std: "docker" "inspect" "090f90d39244fe9d7573d014aab0905c1d736e5e0e4b4b3931b5a1e21baa13ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "090f90d39244fe9d7573d014aab0905c1d736e5e0e4b4b3931b5a1e21baa13ca", kill_on_drop: false }`
[INFO] [stdout] 090f90d39244fe9d7573d014aab0905c1d736e5e0e4b4b3931b5a1e21baa13ca
