[INFO] cloning repository https://github.com/Amelia-Mowers/rust_engine_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Amelia-Mowers/rust_engine_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmelia-Mowers%2Frust_engine_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmelia-Mowers%2Frust_engine_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18214ac3f681bb321b88952e616d36cafa57f76e
[INFO] checking Amelia-Mowers/rust_engine_test against try#44f3504e96c944ae54fc72b5f5008f53f7eda001 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmelia-Mowers%2Frust_engine_test" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Amelia-Mowers/rust_engine_test on toolchain 44f3504e96c944ae54fc72b5f5008f53f7eda001
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Amelia-Mowers/rust_engine_test
[INFO] finished tweaking git repo https://github.com/Amelia-Mowers/rust_engine_test
[INFO] tweaked toml for git repo https://github.com/Amelia-Mowers/rust_engine_test written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Amelia-Mowers/rust_engine_test 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" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fab9ecc1254dda76c53a002c5ed53d8d006b981bdc35a46d7147fe5485b0e50c
[INFO] running `Command { std: "docker" "start" "-a" "fab9ecc1254dda76c53a002c5ed53d8d006b981bdc35a46d7147fe5485b0e50c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fab9ecc1254dda76c53a002c5ed53d8d006b981bdc35a46d7147fe5485b0e50c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab9ecc1254dda76c53a002c5ed53d8d006b981bdc35a46d7147fe5485b0e50c", kill_on_drop: false }`
[INFO] [stdout] fab9ecc1254dda76c53a002c5ed53d8d006b981bdc35a46d7147fe5485b0e50c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69cfceb5f0c3e9e9454451bb5e5f84dcfc06b20f62ef1dd150f2f8996ae7d82f
[INFO] running `Command { std: "docker" "start" "-a" "69cfceb5f0c3e9e9454451bb5e5f84dcfc06b20f62ef1dd150f2f8996ae7d82f", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_engine_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `new` and `push` are never used
[INFO] [stdout]   --> src/utils/static_expandable_array.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<T> StaticExpandableArray<T> where T: Default + Copy {
[INFO] [stdout]    | -------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn push(&mut self, item: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/utils/static_expandable_array.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 183 | impl<T> Storage<T> {
[INFO] [stdout]     | ------------------ associated function in this implementation
[INFO] [stdout] 184 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "69cfceb5f0c3e9e9454451bb5e5f84dcfc06b20f62ef1dd150f2f8996ae7d82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69cfceb5f0c3e9e9454451bb5e5f84dcfc06b20f62ef1dd150f2f8996ae7d82f", kill_on_drop: false }`
[INFO] [stdout] 69cfceb5f0c3e9e9454451bb5e5f84dcfc06b20f62ef1dd150f2f8996ae7d82f
