[INFO] fetching crate tiny-game-loop 0.2.0...
[INFO] testing tiny-game-loop-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate tiny-game-loop 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate tiny-game-loop 0.2.0
[INFO] finished tweaking crates.io crate tiny-game-loop 0.2.0
[INFO] tweaked toml for crates.io crate tiny-game-loop 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tiny-game-loop 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "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" "+beta-2025-09-21" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a09d1f8d5aeadf22e2710244c35e48eded043b12e21a171155cebdc0231f2466
[INFO] running `Command { std: "docker" "start" "-a" "a09d1f8d5aeadf22e2710244c35e48eded043b12e21a171155cebdc0231f2466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a09d1f8d5aeadf22e2710244c35e48eded043b12e21a171155cebdc0231f2466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a09d1f8d5aeadf22e2710244c35e48eded043b12e21a171155cebdc0231f2466", kill_on_drop: false }`
[INFO] [stdout] a09d1f8d5aeadf22e2710244c35e48eded043b12e21a171155cebdc0231f2466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9d68a1bc5a2b63565e91d2180be1b8b9c879f5b032fe1a9e6650ef0631f79dc
[INFO] running `Command { std: "docker" "start" "-a" "c9d68a1bc5a2b63565e91d2180be1b8b9c879f5b032fe1a9e6650ef0631f79dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-game-loop v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "c9d68a1bc5a2b63565e91d2180be1b8b9c879f5b032fe1a9e6650ef0631f79dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9d68a1bc5a2b63565e91d2180be1b8b9c879f5b032fe1a9e6650ef0631f79dc", kill_on_drop: false }`
[INFO] [stdout] c9d68a1bc5a2b63565e91d2180be1b8b9c879f5b032fe1a9e6650ef0631f79dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72af9eef7e7e6e8d39a538f34cd19ad77cd9183d9af25a3db4b2f2ff32ed522a
[INFO] running `Command { std: "docker" "start" "-a" "72af9eef7e7e6e8d39a538f34cd19ad77cd9183d9af25a3db4b2f2ff32ed522a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-game-loop v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "72af9eef7e7e6e8d39a538f34cd19ad77cd9183d9af25a3db4b2f2ff32ed522a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72af9eef7e7e6e8d39a538f34cd19ad77cd9183d9af25a3db4b2f2ff32ed522a", kill_on_drop: false }`
[INFO] [stdout] 72af9eef7e7e6e8d39a538f34cd19ad77cd9183d9af25a3db4b2f2ff32ed522a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d671ad9b7b377fa22a18397275c392d5d51dd80f953d98a3f23af8e03240c3de
[INFO] running `Command { std: "docker" "start" "-a" "d671ad9b7b377fa22a18397275c392d5d51dd80f953d98a3f23af8e03240c3de", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tiny_game_loop-6ae8b6c510f57971)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tiny_game_loop
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - GameLoop::update (line 61) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - GameLoop::update (line 61) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `instance` in this scope
[INFO] [stdout]  --> src/lib.rs:65:19
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let elapsed = instance.elapsed(); // using `std::time::Instance` to measure time between updates
[INFO] [stdout]   |                   ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `instance` in this scope
[INFO] [stdout]  --> src/lib.rs:66:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     instance = Instance::now();
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: you might have meant to introduce a new binding
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let instance = Instance::now();
[INFO] [stdout]   |     +++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `game_loop` in this scope
[INFO] [stdout]  --> src/lib.rs:68:25
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let update_result = game_loop.update(elapsed).run(|update_result| {
[INFO] [stdout]   |                         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Instance`
[INFO] [stdout]  --> src/lib.rs:66:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     instance = Instance::now();
[INFO] [stdout]   |                ^^^^^^^^ use of undeclared type `Instance`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - GameLoop::update (line 61)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "d671ad9b7b377fa22a18397275c392d5d51dd80f953d98a3f23af8e03240c3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d671ad9b7b377fa22a18397275c392d5d51dd80f953d98a3f23af8e03240c3de", kill_on_drop: false }`
[INFO] [stdout] d671ad9b7b377fa22a18397275c392d5d51dd80f953d98a3f23af8e03240c3de