[INFO] fetching crate opensound 0.0.6...
[INFO] checking opensound-0.0.6 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate opensound 0.0.6 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate opensound 0.0.6 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opensound 0.0.6
[INFO] finished tweaking crates.io crate opensound 0.0.6
[INFO] tweaked toml for crates.io crate opensound 0.0.6 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate opensound 0.0.6 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66cdeb6c288af4a3cb2981af7f07286813e1c4803c7ebf98350408076f856029
[INFO] running `Command { std: "docker" "start" "-a" "66cdeb6c288af4a3cb2981af7f07286813e1c4803c7ebf98350408076f856029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66cdeb6c288af4a3cb2981af7f07286813e1c4803c7ebf98350408076f856029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66cdeb6c288af4a3cb2981af7f07286813e1c4803c7ebf98350408076f856029", kill_on_drop: false }`
[INFO] [stdout] 66cdeb6c288af4a3cb2981af7f07286813e1c4803c7ebf98350408076f856029
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36a3fe754f1e4006b8e90e3866218fa86db3bdde60a28d894a2cd5ca5b8afdc7
[INFO] running `Command { std: "docker" "start" "-a" "36a3fe754f1e4006b8e90e3866218fa86db3bdde60a28d894a2cd5ca5b8afdc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking chrono v0.4.35
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking opensound v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.12s
[INFO] running `Command { std: "docker" "inspect" "36a3fe754f1e4006b8e90e3866218fa86db3bdde60a28d894a2cd5ca5b8afdc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36a3fe754f1e4006b8e90e3866218fa86db3bdde60a28d894a2cd5ca5b8afdc7", kill_on_drop: false }`
[INFO] [stdout] 36a3fe754f1e4006b8e90e3866218fa86db3bdde60a28d894a2cd5ca5b8afdc7