[INFO] fetching crate cuckoofilter 0.3.2...
[INFO] checking cuckoofilter-0.3.2 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate cuckoofilter 0.3.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cuckoofilter 0.3.2 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cuckoofilter 0.3.2
[INFO] finished tweaking crates.io crate cuckoofilter 0.3.2
[INFO] tweaked toml for crates.io crate cuckoofilter 0.3.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded farmhash v1.1.5
[INFO] [stderr]   Downloaded clippy v0.0.77
[INFO] [stderr]   Downloaded clippy_lints v0.0.77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f13aec882899a21bbf5c578b127fe3aa62f7e4b6f9c3b99c51a655512c607d7c
[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" "f13aec882899a21bbf5c578b127fe3aa62f7e4b6f9c3b99c51a655512c607d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f13aec882899a21bbf5c578b127fe3aa62f7e4b6f9c3b99c51a655512c607d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13aec882899a21bbf5c578b127fe3aa62f7e4b6f9c3b99c51a655512c607d7c", kill_on_drop: false }`
[INFO] [stdout] f13aec882899a21bbf5c578b127fe3aa62f7e4b6f9c3b99c51a655512c607d7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "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] 3eaaacadcc8fa9600b7e5ed1e017c61a7efe793d2025a3316e2667097aaad226
[INFO] running `Command { std: "docker" "start" "-a" "3eaaacadcc8fa9600b7e5ed1e017c61a7efe793d2025a3316e2667097aaad226", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking cuckoofilter v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> benches/bench_lib.rs:25:61
[INFO] [stdout]    |
[INFO] [stdout] 25 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> benches/bench_lib.rs:31:49
[INFO] [stdout]    |
[INFO] [stdout] 31 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.44s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3eaaacadcc8fa9600b7e5ed1e017c61a7efe793d2025a3316e2667097aaad226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eaaacadcc8fa9600b7e5ed1e017c61a7efe793d2025a3316e2667097aaad226", kill_on_drop: false }`
[INFO] [stdout] 3eaaacadcc8fa9600b7e5ed1e017c61a7efe793d2025a3316e2667097aaad226