[INFO] fetching crate needle 0.1.1...
[INFO] checking needle-0.1.1 against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] extracting crate needle 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate needle 0.1.1 on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate needle 0.1.1
[INFO] finished tweaking crates.io crate needle 0.1.1
[INFO] tweaked toml for crates.io crate needle 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3010c27ce4bc40e79707f2d3759f8d4879237a96dd9647f016faa683089feef2
[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" "3010c27ce4bc40e79707f2d3759f8d4879237a96dd9647f016faa683089feef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3010c27ce4bc40e79707f2d3759f8d4879237a96dd9647f016faa683089feef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3010c27ce4bc40e79707f2d3759f8d4879237a96dd9647f016faa683089feef2", kill_on_drop: false }`
[INFO] [stdout] 3010c27ce4bc40e79707f2d3759f8d4879237a96dd9647f016faa683089feef2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 75b398badcf921031a3e1ad4f2d3188cf03b5c869a64b014b9a43a418fc686da
[INFO] running `Command { std: "docker" "start" "-a" "75b398badcf921031a3e1ad4f2d3188cf03b5c869a64b014b9a43a418fc686da", kill_on_drop: false }`
[INFO] [stderr]     Checking needle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/benchmarks.rs:20:48
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let haystack = pi_100k_digits().as_bytes();;
[INFO] [stdout]    |                                                ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]    --> src/horspool.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |     use std::str;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "75b398badcf921031a3e1ad4f2d3188cf03b5c869a64b014b9a43a418fc686da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b398badcf921031a3e1ad4f2d3188cf03b5c869a64b014b9a43a418fc686da", kill_on_drop: false }`
[INFO] [stdout] 75b398badcf921031a3e1ad4f2d3188cf03b5c869a64b014b9a43a418fc686da