[INFO] fetching crate tgbr 0.4.0...
[INFO] checking tgbr-0.4.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate tgbr 0.4.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate tgbr 0.4.0 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 tgbr 0.4.0
[INFO] finished tweaking crates.io crate tgbr 0.4.0
[INFO] tweaked toml for crates.io crate tgbr 0.4.0 written to /workspace/builds/worker-5-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 73 packages to latest compatible versions
[INFO] [stderr]       Adding ambassador v0.3.7 (available: v0.4.1)
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding base64-serde v0.6.1 (available: v0.7.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (available: v0.14.5)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding radium v0.7.0 (available: v1.1.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[INFO] [stderr]       Adding windows-core v0.52.0 (available: v0.58.0)
[INFO] [stderr]       Adding wyz v0.5.1 (available: v0.6.1)
[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-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2432a66a36effdf0756852097a23d29c728fb0c87119e07457bda0eb4231f764
[INFO] running `Command { std: "docker" "start" "-a" "2432a66a36effdf0756852097a23d29c728fb0c87119e07457bda0eb4231f764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2432a66a36effdf0756852097a23d29c728fb0c87119e07457bda0eb4231f764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2432a66a36effdf0756852097a23d29c728fb0c87119e07457bda0eb4231f764", kill_on_drop: false }`
[INFO] [stdout] 2432a66a36effdf0756852097a23d29c728fb0c87119e07457bda0eb4231f764
[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=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] 66ce6c2c5247b534ff0529e6ddd22099f6eed6ff6ca97af68458ff975dda8e20
[INFO] running `Command { std: "docker" "start" "-a" "66ce6c2c5247b534ff0529e6ddd22099f6eed6ff6ca97af68458ff975dda8e20", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling schemars v0.8.21
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking dyn-clone v1.0.17
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking bytesize v1.3.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling schemars_derive v0.8.21
[INFO] [stderr]     Checking thiserror v1.0.64
[INFO] [stderr]    Compiling ambassador v0.3.7
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking serde_bytes v0.11.15
[INFO] [stderr]     Checking meru-interface v0.3.0
[INFO] [stderr]     Checking tgbr v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gameboy.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut audio_buffer = self.ctx.apu_mut().audio_buffer_mut();
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gameboy.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut audio_buffer = self.ctx.apu_mut().audio_buffer_mut();
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.79s
[INFO] running `Command { std: "docker" "inspect" "66ce6c2c5247b534ff0529e6ddd22099f6eed6ff6ca97af68458ff975dda8e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66ce6c2c5247b534ff0529e6ddd22099f6eed6ff6ca97af68458ff975dda8e20", kill_on_drop: false }`
[INFO] [stdout] 66ce6c2c5247b534ff0529e6ddd22099f6eed6ff6ca97af68458ff975dda8e20