[INFO] fetching crate pffft_rust 0.1.2...
[INFO] checking pffft_rust-0.1.2 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate pffft_rust 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate pffft_rust 0.1.2 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pffft_rust 0.1.2
[INFO] finished tweaking crates.io crate pffft_rust 0.1.2
[INFO] tweaked toml for crates.io crate pffft_rust 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] a18b428eabb4018c7357e3b3ccfac39e73675c72bc707d8346977927f6e9c57d
[INFO] running `Command { std: "docker" "start" "-a" "a18b428eabb4018c7357e3b3ccfac39e73675c72bc707d8346977927f6e9c57d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a18b428eabb4018c7357e3b3ccfac39e73675c72bc707d8346977927f6e9c57d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a18b428eabb4018c7357e3b3ccfac39e73675c72bc707d8346977927f6e9c57d", kill_on_drop: false }`
[INFO] [stdout] a18b428eabb4018c7357e3b3ccfac39e73675c72bc707d8346977927f6e9c57d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee3024d4dafbc0a206795b1ca1bff5ebd308d938f1ce484b58e2c958322baaa6
[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" "ee3024d4dafbc0a206795b1ca1bff5ebd308d938f1ce484b58e2c958322baaa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pffft_rust v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/pffft_rust-02b9e24f03802e4a/out/bindings.rs:3:665
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...eq ! (unsafe { & (* (:: std :: ptr :: null :: < max_align_t > ())) . __clang_max_align_nonce1 as * const _ as usize } , 0usize , conca...
[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]  --> /opt/rustwide/target/debug/build/pffft_rust-02b9e24f03802e4a/out/bindings.rs:3:911
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...eq ! (unsafe { & (* (:: std :: ptr :: null :: < max_align_t > ())) . __clang_max_align_nonce2 as * const _ as usize } , 16usize , conc...
[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 25.10s
[INFO] running `Command { std: "docker" "inspect" "ee3024d4dafbc0a206795b1ca1bff5ebd308d938f1ce484b58e2c958322baaa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee3024d4dafbc0a206795b1ca1bff5ebd308d938f1ce484b58e2c958322baaa6", kill_on_drop: false }`
[INFO] [stdout] ee3024d4dafbc0a206795b1ca1bff5ebd308d938f1ce484b58e2c958322baaa6