[INFO] fetching crate advancedresearch-nano_ecs 0.9.0...
[INFO] checking advancedresearch-nano_ecs-0.9.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate advancedresearch-nano_ecs 0.9.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate advancedresearch-nano_ecs 0.9.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate advancedresearch-nano_ecs 0.9.0
[INFO] finished tweaking crates.io crate advancedresearch-nano_ecs 0.9.0
[INFO] tweaked toml for crates.io crate advancedresearch-nano_ecs 0.9.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate advancedresearch-nano_ecs 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0c8f972ee8f816a99e312fe7685fc93eb56acdd604cec8c1186ea70cbbf8a4b
[INFO] running `Command { std: "docker" "start" "-a" "f0c8f972ee8f816a99e312fe7685fc93eb56acdd604cec8c1186ea70cbbf8a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0c8f972ee8f816a99e312fe7685fc93eb56acdd604cec8c1186ea70cbbf8a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0c8f972ee8f816a99e312fe7685fc93eb56acdd604cec8c1186ea70cbbf8a4b", kill_on_drop: false }`
[INFO] [stdout] f0c8f972ee8f816a99e312fe7685fc93eb56acdd604cec8c1186ea70cbbf8a4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 495d499bed18a20c65f024a1ed0a4329d4eff71250568b067f3ca927eb2ae631
[INFO] running `Command { std: "docker" "start" "-a" "495d499bed18a20c65f024a1ed0a4329d4eff71250568b067f3ca927eb2ae631", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking advancedresearch-nano_ecs v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]   --> examples/test.rs:16:41
[INFO] [stdout]    |
[INFO] [stdout] 16 |     system!(world, |pos: &mut Position, vel: &Velocity| {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_vel`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]   --> examples/test.rs:25:41
[INFO] [stdout]    |
[INFO] [stdout] 25 |     system!(world, |pos: &mut Position, vel: &Velocity| {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_vel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]   --> examples/test.rs:35:41
[INFO] [stdout]    |
[INFO] [stdout] 35 |     system!(world, |pos: &mut Position, vel: &Velocity| {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_vel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]   --> examples/test.rs:46:41
[INFO] [stdout]    |
[INFO] [stdout] 46 |     system!(world, |pos: &mut Position, vel: &Velocity| {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_vel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]   --> examples/test.rs:57:41
[INFO] [stdout]    |
[INFO] [stdout] 57 |     system!(world, |pos: &mut Position, vel: &Velocity| {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_vel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]   --> examples/test.rs:69:41
[INFO] [stdout]    |
[INFO] [stdout] 69 |     system!(world, |pos: &mut Position, vel: &Velocity| {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_vel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "495d499bed18a20c65f024a1ed0a4329d4eff71250568b067f3ca927eb2ae631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495d499bed18a20c65f024a1ed0a4329d4eff71250568b067f3ca927eb2ae631", kill_on_drop: false }`
[INFO] [stdout] 495d499bed18a20c65f024a1ed0a4329d4eff71250568b067f3ca927eb2ae631