[INFO] cloning repository https://github.com/Akihiro120/FECS-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Akihiro120/FECS-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkihiro120%2FFECS-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkihiro120%2FFECS-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5332af1ecebf61d3355df81575f6956d56a22e4b
[INFO] building Akihiro120/FECS-rs against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkihiro120%2FFECS-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Akihiro120/FECS-rs on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Akihiro120/FECS-rs
[INFO] finished tweaking git repo https://github.com/Akihiro120/FECS-rs
[INFO] tweaked toml for git repo https://github.com/Akihiro120/FECS-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Akihiro120/FECS-rs 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5387ca6842916cc69a691eace4521b852ae79b4aa47d3aab041a4cb23eb284b3
[INFO] running `Command { std: "docker" "start" "-a" "5387ca6842916cc69a691eace4521b852ae79b4aa47d3aab041a4cb23eb284b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5387ca6842916cc69a691eace4521b852ae79b4aa47d3aab041a4cb23eb284b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5387ca6842916cc69a691eace4521b852ae79b4aa47d3aab041a4cb23eb284b3", kill_on_drop: false }`
[INFO] [stdout] 5387ca6842916cc69a691eace4521b852ae79b4aa47d3aab041a4cb23eb284b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 143e2107ff7d44601080c5111f1ab74112a3f6b7e26968adbbfa299bc4cc5ca8
[INFO] running `Command { std: "docker" "start" "-a" "143e2107ff7d44601080c5111f1ab74112a3f6b7e26968adbbfa299bc4cc5ca8", kill_on_drop: false }`
[INFO] [stderr]    Compiling fecs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Eq`
[INFO] [stdout]  --> src/fecs/entity.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::{Eq, PartialEq};
[INFO] [stdout]   |                ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ECSErrorHandle`, `Entity`, `FECS`, `SparseSetErrorHandle`, and `SparseSet`
[INFO] [stdout]   --> src/main.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 | use fecs::{Component, SparseSet, Entity, SparseSetErrorHandle, ECSErrorHandle, FECS};
[INFO] [stdout]    |                       ^^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/fecs/fecs.rs:86:60
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn remove_component<T: Component>(self: &Rc<FECS>, id: &Entity) -> Result<(), ECSErrorHandle> {
[INFO] [stdout]    |                                                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]   --> src/main.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Position {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Velocity` is never constructed
[INFO] [stdout]   --> src/main.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Velocity {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `signatures` and `component_index` are never read
[INFO] [stdout]   --> src/fecs/fecs.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct FECS {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     signatures: RefCell<HashMap<u32, u64>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 13 |     components: RefCell<HashMap<TypeId, Box<dyn Any>>>,
[INFO] [stdout] 14 |     component_index: RefCell<HashMap<TypeId, u32>>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "143e2107ff7d44601080c5111f1ab74112a3f6b7e26968adbbfa299bc4cc5ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "143e2107ff7d44601080c5111f1ab74112a3f6b7e26968adbbfa299bc4cc5ca8", kill_on_drop: false }`
[INFO] [stdout] 143e2107ff7d44601080c5111f1ab74112a3f6b7e26968adbbfa299bc4cc5ca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a07e874b900582bb860da95e628a4667c73591939c2fd4215c125fa8a243624c
[INFO] running `Command { std: "docker" "start" "-a" "a07e874b900582bb860da95e628a4667c73591939c2fd4215c125fa8a243624c", kill_on_drop: false }`
[INFO] [stderr]    Compiling fecs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Eq`
[INFO] [stdout]  --> src/fecs/entity.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::{Eq, PartialEq};
[INFO] [stdout]   |                ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ECSErrorHandle`
[INFO] [stdout]   --> src/main.rs:16:64
[INFO] [stdout]    |
[INFO] [stdout] 16 | use fecs::{Component, SparseSet, Entity, SparseSetErrorHandle, ECSErrorHandle, FECS};
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/fecs/fecs.rs:86:60
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn remove_component<T: Component>(self: &Rc<FECS>, id: &Entity) -> Result<(), ECSErrorHandle> {
[INFO] [stdout]    |                                                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Velocity` is never constructed
[INFO] [stdout]   --> src/main.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Velocity {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `signatures` and `component_index` are never read
[INFO] [stdout]   --> src/fecs/fecs.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct FECS {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     signatures: RefCell<HashMap<u32, u64>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 13 |     components: RefCell<HashMap<TypeId, Box<dyn Any>>>,
[INFO] [stdout] 14 |     component_index: RefCell<HashMap<TypeId, u32>>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "a07e874b900582bb860da95e628a4667c73591939c2fd4215c125fa8a243624c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a07e874b900582bb860da95e628a4667c73591939c2fd4215c125fa8a243624c", kill_on_drop: false }`
[INFO] [stdout] a07e874b900582bb860da95e628a4667c73591939c2fd4215c125fa8a243624c