[INFO] fetching crate l8r 0.1.1...
[INFO] checking l8r-0.1.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate l8r 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate l8r 0.1.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate l8r 0.1.1
[INFO] finished tweaking crates.io crate l8r 0.1.1
[INFO] tweaked toml for crates.io crate l8r 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding ahash v0.4.8 (available: v0.8.11)
[INFO] [stderr]       Adding hashbrown v0.9.1 (available: v0.14.5)
[INFO] [stderr]       Adding hecs v0.2.15 (available: v0.10.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d73a912fdea53ac8575be1d123809e43220f06e6a04b60adbcb816e432b10e7
[INFO] running `Command { std: "docker" "start" "-a" "1d73a912fdea53ac8575be1d123809e43220f06e6a04b60adbcb816e432b10e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d73a912fdea53ac8575be1d123809e43220f06e6a04b60adbcb816e432b10e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d73a912fdea53ac8575be1d123809e43220f06e6a04b60adbcb816e432b10e7", kill_on_drop: false }`
[INFO] [stdout] 1d73a912fdea53ac8575be1d123809e43220f06e6a04b60adbcb816e432b10e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f7ebc1d68681c4c08a02d67f080abf07d2aeda05e67bd5d395eb42257f667b6
[INFO] running `Command { std: "docker" "start" "-a" "4f7ebc1d68681c4c08a02d67f080abf07d2aeda05e67bd5d395eb42257f667b6", kill_on_drop: false }`
[INFO] [stderr]     Checking ahash v0.4.8
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking hecs v0.2.15
[INFO] [stderr]     Checking l8r v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]   --> src/lib.rs:44:31
[INFO] [stdout]    |
[INFO] [stdout] 44 |         self.l8r(move |world| drop(world.ecs_mut().spawn(components_bundle)))
[INFO] [stdout]    |                               ^^^^^----------------------------------------^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    argument has type `Entity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]   --> src/lib.rs:44:31
[INFO] [stdout]    |
[INFO] [stdout] 44 |         self.l8r(move |world| drop(world.ecs_mut().spawn(components_bundle)))
[INFO] [stdout]    |                               ^^^^^----------------------------------------^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    argument has type `Entity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "4f7ebc1d68681c4c08a02d67f080abf07d2aeda05e67bd5d395eb42257f667b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f7ebc1d68681c4c08a02d67f080abf07d2aeda05e67bd5d395eb42257f667b6", kill_on_drop: false }`
[INFO] [stdout] 4f7ebc1d68681c4c08a02d67f080abf07d2aeda05e67bd5d395eb42257f667b6