[INFO] fetching crate concrete-fftw-sys 0.1.4...
[INFO] checking concrete-fftw-sys-0.1.4 against master#31be8cc41148983e742fea8f559aacca0f6647db for pr-116494
[INFO] extracting crate concrete-fftw-sys 0.1.4 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate concrete-fftw-sys 0.1.4 on toolchain 31be8cc41148983e742fea8f559aacca0f6647db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31be8cc41148983e742fea8f559aacca0f6647db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concrete-fftw-sys 0.1.4
[INFO] finished tweaking crates.io crate concrete-fftw-sys 0.1.4
[INFO] tweaked toml for crates.io crate concrete-fftw-sys 0.1.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31be8cc41148983e742fea8f559aacca0f6647db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31be8cc41148983e742fea8f559aacca0f6647db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fs_extra v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+31be8cc41148983e742fea8f559aacca0f6647db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ce7cc4fc92590bb813a0f5c80ebb66452edb9ba8cf0bd1429918894f28f503e
[INFO] running `Command { std: "docker" "start" "-a" "5ce7cc4fc92590bb813a0f5c80ebb66452edb9ba8cf0bd1429918894f28f503e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce7cc4fc92590bb813a0f5c80ebb66452edb9ba8cf0bd1429918894f28f503e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce7cc4fc92590bb813a0f5c80ebb66452edb9ba8cf0bd1429918894f28f503e", kill_on_drop: false }`
[INFO] [stdout] 5ce7cc4fc92590bb813a0f5c80ebb66452edb9ba8cf0bd1429918894f28f503e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+31be8cc41148983e742fea8f559aacca0f6647db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1261b82fbf3de259ecad20d1e8799eb86dabfde015653f3404f06322e18d421
[INFO] running `Command { std: "docker" "start" "-a" "d1261b82fbf3de259ecad20d1e8799eb86dabfde015653f3404f06322e18d421", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling concrete-fftw-sys v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> src/fftw.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |         unsafe { &(*(::core::ptr::null::<fftw_iodim_do_not_use_me>())).n 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/fftw.rs:75:19
[INFO] [stdout]    |
[INFO] [stdout] 75 |         unsafe { &(*(::core::ptr::null::<fftw_iodim_do_not_use_me>())).is as *const _ as usize },
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> src/fftw.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 85 |         unsafe { &(*(::core::ptr::null::<fftw_iodim_do_not_use_me>())).os as *const _ as usize },
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/fftw.rs:115:19
[INFO] [stdout]     |
[INFO] [stdout] 115 |         unsafe { &(*(::core::ptr::null::<fftw_iodim64_do_not_use_me>())).n as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/fftw.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |         unsafe { &(*(::core::ptr::null::<fftw_iodim64_do_not_use_me>())).is as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/fftw.rs:135:19
[INFO] [stdout]     |
[INFO] [stdout] 135 |         unsafe { &(*(::core::ptr::null::<fftw_iodim64_do_not_use_me>())).os as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 31s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "d1261b82fbf3de259ecad20d1e8799eb86dabfde015653f3404f06322e18d421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1261b82fbf3de259ecad20d1e8799eb86dabfde015653f3404f06322e18d421", kill_on_drop: false }`
[INFO] [stdout] d1261b82fbf3de259ecad20d1e8799eb86dabfde015653f3404f06322e18d421