[INFO] cloning repository https://github.com/DeveloperGY/fp_ecs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DeveloperGY/fp_ecs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeveloperGY%2Ffp_ecs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeveloperGY%2Ffp_ecs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 554fc468e881516bc6d8fbe075d8229a6e8aef13
[INFO] checking DeveloperGY/fp_ecs against try#5f6abd89da253a562ad85d235b9342a3ac336c28 for pr-156114-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeveloperGY%2Ffp_ecs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DeveloperGY/fp_ecs
[INFO] finished tweaking git repo https://github.com/DeveloperGY/fp_ecs
[INFO] tweaked toml for git repo https://github.com/DeveloperGY/fp_ecs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DeveloperGY/fp_ecs on toolchain 5f6abd89da253a562ad85d235b9342a3ac336c28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5f6abd89da253a562ad85d235b9342a3ac336c28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5f6abd89da253a562ad85d235b9342a3ac336c28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5f6abd89da253a562ad85d235b9342a3ac336c28" "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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5f6abd89da253a562ad85d235b9342a3ac336c28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87b3bbe133113489dfdf2b502d38243e3f7f1675757a0327c6bc934a0dc31e58
[INFO] running `Command { std: "docker" "start" "-a" "87b3bbe133113489dfdf2b502d38243e3f7f1675757a0327c6bc934a0dc31e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87b3bbe133113489dfdf2b502d38243e3f7f1675757a0327c6bc934a0dc31e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87b3bbe133113489dfdf2b502d38243e3f7f1675757a0327c6bc934a0dc31e58", kill_on_drop: false }`
[INFO] [stdout] 87b3bbe133113489dfdf2b502d38243e3f7f1675757a0327c6bc934a0dc31e58
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5f6abd89da253a562ad85d235b9342a3ac336c28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 148a9930d70b8bf07b081a7496e6e6db36e60bc801db93802035f101505c1872
[INFO] running `Command { std: "docker" "start" "-a" "148a9930d70b8bf07b081a7496e6e6db36e60bc801db93802035f101505c1872", kill_on_drop: false }`
[INFO] [stderr]     Checking fp_ecs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Entity` is never constructed
[INFO] [stdout]  --> src/entity.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Entity(pub(crate) 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 `clone` is never used
[INFO] [stdout]  --> src/entity.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Entity {
[INFO] [stdout]   | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub(crate) fn clone(&self) -> Self {
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EntityManager` is never constructed
[INFO] [stdout]   --> src/entity.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct EntityManager {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `create_entity`, and `delete_entity` are never used
[INFO] [stdout]   --> src/entity.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl EntityManager {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 21 |     pub fn new(max_entity_count: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn create_entity(&mut self) -> Option<Entity> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub unsafe fn delete_entity(&mut self, entity: Entity) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `World` is never constructed
[INFO] [stdout]  --> src/world.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct World {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `create_entity`, and `delete_entity` are never used
[INFO] [stdout]   --> src/world.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl World {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout]  8 |     pub fn new(max_entity_count: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn create_entity(&mut self) -> Option<Entity> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn delete_entity(&mut self, entity: Entity) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clone` is never used
[INFO] [stdout]  --> src/entity.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Entity {
[INFO] [stdout]   | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub(crate) fn clone(&self) -> Self {
[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 `World` is never constructed
[INFO] [stdout]  --> src/world.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct World {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `create_entity`, and `delete_entity` are never used
[INFO] [stdout]   --> src/world.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl World {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout]  8 |     pub fn new(max_entity_count: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn create_entity(&mut self) -> Option<Entity> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn delete_entity(&mut self, entity: Entity) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "148a9930d70b8bf07b081a7496e6e6db36e60bc801db93802035f101505c1872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "148a9930d70b8bf07b081a7496e6e6db36e60bc801db93802035f101505c1872", kill_on_drop: false }`
[INFO] [stdout] 148a9930d70b8bf07b081a7496e6e6db36e60bc801db93802035f101505c1872