[INFO] fetching crate for-loop-iterator 0.2.2...
[INFO] checking for-loop-iterator-0.2.2 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate for-loop-iterator 0.2.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate for-loop-iterator 0.2.2 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate for-loop-iterator 0.2.2
[INFO] finished tweaking crates.io crate for-loop-iterator 0.2.2
[INFO] tweaked toml for crates.io crate for-loop-iterator 0.2.2 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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd129f64a526924df9f4e0357db94bd35f74ab4cf951abe5bd53898aba0fae37
[INFO] running `Command { std: "docker" "start" "-a" "fd129f64a526924df9f4e0357db94bd35f74ab4cf951abe5bd53898aba0fae37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd129f64a526924df9f4e0357db94bd35f74ab4cf951abe5bd53898aba0fae37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd129f64a526924df9f4e0357db94bd35f74ab4cf951abe5bd53898aba0fae37", kill_on_drop: false }`
[INFO] [stdout] fd129f64a526924df9f4e0357db94bd35f74ab4cf951abe5bd53898aba0fae37
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e058452b8c6c656218e8a1b8213225f01b07b2adb843c3c278bc42cbbff68cbd
[INFO] running `Command { std: "docker" "start" "-a" "e058452b8c6c656218e8a1b8213225f01b07b2adb843c3c278bc42cbbff68cbd", kill_on_drop: false }`
[INFO] [stderr]     Checking for-loop-iterator v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ops::Add` and `process::Output`
[INFO] [stdout]  --> src/test.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ops::Add, process::Output};
[INFO] [stdout]   |           ^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 0.17s
[INFO] running `Command { std: "docker" "inspect" "e058452b8c6c656218e8a1b8213225f01b07b2adb843c3c278bc42cbbff68cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e058452b8c6c656218e8a1b8213225f01b07b2adb843c3c278bc42cbbff68cbd", kill_on_drop: false }`
[INFO] [stdout] e058452b8c6c656218e8a1b8213225f01b07b2adb843c3c278bc42cbbff68cbd