[INFO] fetching crate tower-buffer 0.3.0...
[INFO] checking tower-buffer-0.3.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate tower-buffer 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate tower-buffer 0.3.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tower-buffer 0.3.0
[INFO] finished tweaking crates.io crate tower-buffer 0.3.0
[INFO] tweaked toml for crates.io crate tower-buffer 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding bytes v0.5.6 (latest: v1.7.1)
[INFO] [stderr]       Adding pin-project v0.4.30 (latest: v1.1.5)
[INFO] [stderr]       Adding pin-project-internal v0.4.30 (latest: v1.1.5)
[INFO] [stderr]       Adding pin-project-lite v0.1.12 (latest: v0.2.14)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding tokio v0.2.25 (latest: v1.40.0)
[INFO] [stderr]       Adding tokio-macros v0.2.6 (latest: v2.4.0)
[INFO] [stderr]       Adding tokio-test v0.2.1 (latest: v0.4.4)
[INFO] [stderr]       Adding tower-test v0.3.0 (latest: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tower-test v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98bf183547c95f5a5c37eae60eefaa8736a6237f8920981a8854bd8546eb5f63
[INFO] running `Command { std: "docker" "start" "-a" "98bf183547c95f5a5c37eae60eefaa8736a6237f8920981a8854bd8546eb5f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98bf183547c95f5a5c37eae60eefaa8736a6237f8920981a8854bd8546eb5f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98bf183547c95f5a5c37eae60eefaa8736a6237f8920981a8854bd8546eb5f63", kill_on_drop: false }`
[INFO] [stdout] 98bf183547c95f5a5c37eae60eefaa8736a6237f8920981a8854bd8546eb5f63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2d897114e6c72a906930e792ed742577726886f6506347540b33f2b7b985172
[INFO] running `Command { std: "docker" "start" "-a" "f2d897114e6c72a906930e792ed742577726886f6506347540b33f2b7b985172", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio-test v0.2.1
[INFO] [stderr]     Checking tower-test v0.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tower-buffer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `project`: consider naming projected type by passing `project` argument to #[pin_project] attribute instead, see release note <https://github.com/taiki-e/pin-project/releases/tag/v0.4.21> for details
[INFO] [stdout]   --> src/future.rs:52:7
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[project]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `project`: consider naming projected type by passing `project` argument to #[pin_project] attribute instead, see release note <https://github.com/taiki-e/pin-project/releases/tag/v0.4.21> for details
[INFO] [stdout]   --> src/future.rs:52:7
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[project]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.25s
[INFO] running `Command { std: "docker" "inspect" "f2d897114e6c72a906930e792ed742577726886f6506347540b33f2b7b985172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d897114e6c72a906930e792ed742577726886f6506347540b33f2b7b985172", kill_on_drop: false }`
[INFO] [stdout] f2d897114e6c72a906930e792ed742577726886f6506347540b33f2b7b985172