[INFO] fetching crate porter-stemmer 0.1.2...
[INFO] checking porter-stemmer-0.1.2 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate porter-stemmer 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate porter-stemmer 0.1.2 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate porter-stemmer 0.1.2
[INFO] finished tweaking crates.io crate porter-stemmer 0.1.2
[INFO] tweaked toml for crates.io crate porter-stemmer 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c150412ce7c6b5812b05f4b49f4a43dbcd66d5f3166255aba9aedd072a3fa349
[INFO] running `Command { std: "docker" "start" "-a" "c150412ce7c6b5812b05f4b49f4a43dbcd66d5f3166255aba9aedd072a3fa349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c150412ce7c6b5812b05f4b49f4a43dbcd66d5f3166255aba9aedd072a3fa349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c150412ce7c6b5812b05f4b49f4a43dbcd66d5f3166255aba9aedd072a3fa349", kill_on_drop: false }`
[INFO] [stdout] c150412ce7c6b5812b05f4b49f4a43dbcd66d5f3166255aba9aedd072a3fa349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a601038552188655c959dc6fef0c52ecb23051a3e531e81e2fda15137213d77a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a601038552188655c959dc6fef0c52ecb23051a3e531e81e2fda15137213d77a", kill_on_drop: false }`
[INFO] [stderr]     Checking porter-stemmer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `UnicodeSegmentation` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:670:13
[INFO] [stdout]     |
[INFO] [stdout] 647 |     use super::*;
[INFO] [stdout]     |         -------- the item `UnicodeSegmentation` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 670 |         use unicode_segmentation::UnicodeSegmentation;
[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 [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "a601038552188655c959dc6fef0c52ecb23051a3e531e81e2fda15137213d77a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a601038552188655c959dc6fef0c52ecb23051a3e531e81e2fda15137213d77a", kill_on_drop: false }`
[INFO] [stdout] a601038552188655c959dc6fef0c52ecb23051a3e531e81e2fda15137213d77a