[INFO] fetching crate more-itertools 0.1.6...
[INFO] checking more-itertools-0.1.6 against master#0f6e1ae67854c3c44726e8376144c16b465fe7c6 for pr-129392
[INFO] extracting crate more-itertools 0.1.6 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate more-itertools 0.1.6 on toolchain 0f6e1ae67854c3c44726e8376144c16b465fe7c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate more-itertools 0.1.6
[INFO] finished tweaking crates.io crate more-itertools 0.1.6
[INFO] tweaked toml for crates.io crate more-itertools 0.1.6 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" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "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" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c4ed6a281ba81a01c5d618702a48bb55ef98393b42709e3f3a52b3c23050188
[INFO] running `Command { std: "docker" "start" "-a" "1c4ed6a281ba81a01c5d618702a48bb55ef98393b42709e3f3a52b3c23050188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c4ed6a281ba81a01c5d618702a48bb55ef98393b42709e3f3a52b3c23050188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4ed6a281ba81a01c5d618702a48bb55ef98393b42709e3f3a52b3c23050188", kill_on_drop: false }`
[INFO] [stdout] 1c4ed6a281ba81a01c5d618702a48bb55ef98393b42709e3f3a52b3c23050188
[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" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef7a17fc8ed80ceee87961a1afa58fbbf7e7a2ec49031c2b19f7760e43165aa3
[INFO] running `Command { std: "docker" "start" "-a" "ef7a17fc8ed80ceee87961a1afa58fbbf7e7a2ec49031c2b19f7760e43165aa3", kill_on_drop: false }`
[INFO] [stderr]     Checking more-itertools v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sum`
[INFO] [stdout]   --> src/itertools/sum.rs:50:16
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub(crate) use sum;
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![warn(unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "ef7a17fc8ed80ceee87961a1afa58fbbf7e7a2ec49031c2b19f7760e43165aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef7a17fc8ed80ceee87961a1afa58fbbf7e7a2ec49031c2b19f7760e43165aa3", kill_on_drop: false }`
[INFO] [stdout] ef7a17fc8ed80ceee87961a1afa58fbbf7e7a2ec49031c2b19f7760e43165aa3