[INFO] fetching crate needle 0.1.1...
[INFO] checking needle-0.1.1 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate needle 0.1.1 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate needle 0.1.1 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e7b94dc85af77633f99101e6d1677c639fe6a3a8e81f78c6fb4d4d5b491ea67
[INFO] running `Command { std: "docker" "start" "-a" "7e7b94dc85af77633f99101e6d1677c639fe6a3a8e81f78c6fb4d4d5b491ea67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e7b94dc85af77633f99101e6d1677c639fe6a3a8e81f78c6fb4d4d5b491ea67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7b94dc85af77633f99101e6d1677c639fe6a3a8e81f78c6fb4d4d5b491ea67", kill_on_drop: false }`
[INFO] [stdout] 7e7b94dc85af77633f99101e6d1677c639fe6a3a8e81f78c6fb4d4d5b491ea67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2492854a5ddcb9e6bdb539b3826f1b8fb70ae20d542ce07f54d4bd07f8764f6
[INFO] running `Command { std: "docker" "start" "-a" "d2492854a5ddcb9e6bdb539b3826f1b8fb70ae20d542ce07f54d4bd07f8764f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d2492854a5ddcb9e6bdb539b3826f1b8fb70ae20d542ce07f54d4bd07f8764f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2492854a5ddcb9e6bdb539b3826f1b8fb70ae20d542ce07f54d4bd07f8764f6", kill_on_drop: false }`
[INFO] [stdout] d2492854a5ddcb9e6bdb539b3826f1b8fb70ae20d542ce07f54d4bd07f8764f6