[INFO] fetching crate process-results 0.1.2...
[INFO] checking process-results-0.1.2 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate process-results 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate process-results 0.1.2 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate process-results 0.1.2
[INFO] finished tweaking crates.io crate process-results 0.1.2
[INFO] tweaked toml for crates.io crate process-results 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67915c69cfa7f25076c98b4a04c093aec6531f2d439897567b25f0ce281f83b5
[INFO] running `Command { std: "docker" "start" "-a" "67915c69cfa7f25076c98b4a04c093aec6531f2d439897567b25f0ce281f83b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67915c69cfa7f25076c98b4a04c093aec6531f2d439897567b25f0ce281f83b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67915c69cfa7f25076c98b4a04c093aec6531f2d439897567b25f0ce281f83b5", kill_on_drop: false }`
[INFO] [stdout] 67915c69cfa7f25076c98b4a04c093aec6531f2d439897567b25f0ce281f83b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7c92fb59e96c0e75e794df4b2168932bcb10625a54c72e0a0fd339ab6032b69
[INFO] running `Command { std: "docker" "start" "-a" "c7c92fb59e96c0e75e794df4b2168932bcb10625a54c72e0a0fd339ab6032b69", kill_on_drop: false }`
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking process-results v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to an implementation block
[INFO] [stdout]    --> src/lib.rs:221:1
[INFO] [stdout]     |
[INFO] [stdout] 221 | #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `arrayvec`
[INFO] [stdout]   --> src/raw_iter.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     use arrayvec::ArrayVec;
[INFO] [stdout]    |         ^^^^^^^^ use of undeclared crate or module `arrayvec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to an implementation block
[INFO] [stdout]    --> src/lib.rs:221:1
[INFO] [stdout]     |
[INFO] [stdout] 221 | #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `process-results` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c7c92fb59e96c0e75e794df4b2168932bcb10625a54c72e0a0fd339ab6032b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c92fb59e96c0e75e794df4b2168932bcb10625a54c72e0a0fd339ab6032b69", kill_on_drop: false }`
[INFO] [stdout] c7c92fb59e96c0e75e794df4b2168932bcb10625a54c72e0a0fd339ab6032b69
