[INFO] fetching crate kissfft-sys 0.1.0...
[INFO] checking kissfft-sys-0.1.0 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate kissfft-sys 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate kissfft-sys 0.1.0 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kissfft-sys 0.1.0
[INFO] finished tweaking crates.io crate kissfft-sys 0.1.0
[INFO] tweaked toml for crates.io crate kissfft-sys 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f7184586a5fe8093737a9eb78750f3e035e62c2d9a2ea911c4a40bb7d6617ef
[INFO] running `Command { std: "docker" "start" "-a" "7f7184586a5fe8093737a9eb78750f3e035e62c2d9a2ea911c4a40bb7d6617ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f7184586a5fe8093737a9eb78750f3e035e62c2d9a2ea911c4a40bb7d6617ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f7184586a5fe8093737a9eb78750f3e035e62c2d9a2ea911c4a40bb7d6617ef", kill_on_drop: false }`
[INFO] [stdout] 7f7184586a5fe8093737a9eb78750f3e035e62c2d9a2ea911c4a40bb7d6617ef
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5b66acf1c0d50609b3620fb62ae0ed1d8b42857a92577708cfd624405bc88a5
[INFO] running `Command { std: "docker" "start" "-a" "a5b66acf1c0d50609b3620fb62ae0ed1d8b42857a92577708cfd624405bc88a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling kissfft-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> src/bindings.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 |         unsafe { &(*(::std::ptr::null::<kiss_fft_cpx>())).r as *const _ as usize },
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> src/bindings.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |         unsafe { &(*(::std::ptr::null::<kiss_fft_cpx>())).i as *const _ as usize },
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `Command { std: "docker" "inspect" "a5b66acf1c0d50609b3620fb62ae0ed1d8b42857a92577708cfd624405bc88a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5b66acf1c0d50609b3620fb62ae0ed1d8b42857a92577708cfd624405bc88a5", kill_on_drop: false }`
[INFO] [stdout] a5b66acf1c0d50609b3620fb62ae0ed1d8b42857a92577708cfd624405bc88a5