[INFO] fetching crate drpc 0.2.3...
[INFO] checking drpc-0.2.3 against master#3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777 for pr-132289
[INFO] extracting crate drpc 0.2.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate drpc 0.2.3 on toolchain 3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate drpc 0.2.3
[INFO] finished tweaking crates.io crate drpc 0.2.3
[INFO] tweaked toml for crates.io crate drpc 0.2.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dark-std v0.2.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51221e4bee79360ce8c170056e1758ac862ada3b0fbcba5c11383e41c5a05b96
[INFO] running `Command { std: "docker" "start" "-a" "51221e4bee79360ce8c170056e1758ac862ada3b0fbcba5c11383e41c5a05b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51221e4bee79360ce8c170056e1758ac862ada3b0fbcba5c11383e41c5a05b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51221e4bee79360ce8c170056e1758ac862ada3b0fbcba5c11383e41c5a05b96", kill_on_drop: false }`
[INFO] [stdout] 51221e4bee79360ce8c170056e1758ac862ada3b0fbcba5c11383e41c5a05b96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f31847c554d3e0af58b47e590794805ecd494cac75ab725725211a9425c0a60
[INFO] running `Command { std: "docker" "start" "-a" "9f31847c554d3e0af58b47e590794805ecd494cac75ab725725211a9425c0a60", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.41.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking serde v1.0.214
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]     Checking serde_json v1.0.132
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking dark-std v0.2.16
[INFO] [stderr]     Checking drpc v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `Option<Arc<C>>` is not a future
[INFO] [stdout]   --> benches/bench_balance.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |         .await;
[INFO] [stdout]    |         -^^^^^
[INFO] [stdout]    |         ||
[INFO] [stdout]    |         |`Option<Arc<C>>` is not a future
[INFO] [stdout]    |         help: remove the `.await`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `futures::Future` is not implemented for `Option<Arc<C>>`, which is required by `Option<Arc<C>>: std::future::IntoFuture`
[INFO] [stdout]    = note: Option<Arc<C>> must be a future or must implement `IntoFuture` to be awaited
[INFO] [stdout]    = note: required for `Option<Arc<C>>` to implement `std::future::IntoFuture`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Option<Arc<C>>` is not a future
[INFO] [stdout]   --> benches/bench_balance.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 |         .await;
[INFO] [stdout]    |         -^^^^^
[INFO] [stdout]    |         ||
[INFO] [stdout]    |         |`Option<Arc<C>>` is not a future
[INFO] [stdout]    |         help: remove the `.await`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `futures::Future` is not implemented for `Option<Arc<C>>`, which is required by `Option<Arc<C>>: std::future::IntoFuture`
[INFO] [stdout]    = note: Option<Arc<C>> must be a future or must implement `IntoFuture` to be awaited
[INFO] [stdout]    = note: required for `Option<Arc<C>>` to implement `std::future::IntoFuture`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Option<Arc<C>>` is not a future
[INFO] [stdout]   --> benches/bench_balance.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |         .await;
[INFO] [stdout]    |         -^^^^^
[INFO] [stdout]    |         ||
[INFO] [stdout]    |         |`Option<Arc<C>>` is not a future
[INFO] [stdout]    |         help: remove the `.await`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `futures::Future` is not implemented for `Option<Arc<C>>`, which is required by `Option<Arc<C>>: std::future::IntoFuture`
[INFO] [stdout]    = note: Option<Arc<C>> must be a future or must implement `IntoFuture` to be awaited
[INFO] [stdout]    = note: required for `Option<Arc<C>>` to implement `std::future::IntoFuture`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Option<Arc<C>>` is not a future
[INFO] [stdout]   --> benches/bench_balance.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |         .await;
[INFO] [stdout]    |         -^^^^^
[INFO] [stdout]    |         ||
[INFO] [stdout]    |         |`Option<Arc<C>>` is not a future
[INFO] [stdout]    |         help: remove the `.await`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `futures::Future` is not implemented for `Option<Arc<C>>`, which is required by `Option<Arc<C>>: std::future::IntoFuture`
[INFO] [stdout]    = note: Option<Arc<C>> must be a future or must implement `IntoFuture` to be awaited
[INFO] [stdout]    = note: required for `Option<Arc<C>>` to implement `std::future::IntoFuture`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `drpc` (bench "bench_balance") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "9f31847c554d3e0af58b47e590794805ecd494cac75ab725725211a9425c0a60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f31847c554d3e0af58b47e590794805ecd494cac75ab725725211a9425c0a60", kill_on_drop: false }`
[INFO] [stdout] 9f31847c554d3e0af58b47e590794805ecd494cac75ab725725211a9425c0a60
