[INFO] fetching crate kissfft-sys 0.1.0...
[INFO] testing kissfft-sys-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate kissfft-sys 0.1.0 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate kissfft-sys 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-94/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dee92d83c57c8a047452503c887c08ecb90d827d4114bbcb9fb05c51f9815170
[INFO] running `Command { std: "docker" "start" "-a" "dee92d83c57c8a047452503c887c08ecb90d827d4114bbcb9fb05c51f9815170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dee92d83c57c8a047452503c887c08ecb90d827d4114bbcb9fb05c51f9815170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee92d83c57c8a047452503c887c08ecb90d827d4114bbcb9fb05c51f9815170", kill_on_drop: false }`
[INFO] [stdout] dee92d83c57c8a047452503c887c08ecb90d827d4114bbcb9fb05c51f9815170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2fad42359b0d6ed49ffc4ed4253351b2e3fce943af32b4cbc3a3970e21cc15f
[INFO] running `Command { std: "docker" "start" "-a" "b2fad42359b0d6ed49ffc4ed4253351b2e3fce943af32b4cbc3a3970e21cc15f", kill_on_drop: false }`
[INFO] [stderr]    Compiling kissfft-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "b2fad42359b0d6ed49ffc4ed4253351b2e3fce943af32b4cbc3a3970e21cc15f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2fad42359b0d6ed49ffc4ed4253351b2e3fce943af32b4cbc3a3970e21cc15f", kill_on_drop: false }`
[INFO] [stdout] b2fad42359b0d6ed49ffc4ed4253351b2e3fce943af32b4cbc3a3970e21cc15f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c948487504fcd3c42b76b363d32fff384ecbff33069c686575542f172b88f90
[INFO] running `Command { std: "docker" "start" "-a" "7c948487504fcd3c42b76b363d32fff384ecbff33069c686575542f172b88f90", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kissfft-sys v0.1.0 (/opt/rustwide/workdir)
[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 test [unoptimized + debuginfo] target(s) in 17.72s
[INFO] running `Command { std: "docker" "inspect" "7c948487504fcd3c42b76b363d32fff384ecbff33069c686575542f172b88f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c948487504fcd3c42b76b363d32fff384ecbff33069c686575542f172b88f90", kill_on_drop: false }`
[INFO] [stdout] 7c948487504fcd3c42b76b363d32fff384ecbff33069c686575542f172b88f90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88eb454564fffd67ca4be679c79823a7232af89ddb34becb7be9f22f39a09858
[INFO] running `Command { std: "docker" "start" "-a" "88eb454564fffd67ca4be679c79823a7232af89ddb34becb7be9f22f39a09858", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]   --> src/bindings.rs:26:19
[INFO] [stderr]    |
[INFO] [stderr] 26 |         unsafe { &(*(::std::ptr::null::<kiss_fft_cpx>())).r as *const _ as usize },
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]   --> src/bindings.rs:36:19
[INFO] [stderr]    |
[INFO] [stderr] 36 |         unsafe { &(*(::std::ptr::null::<kiss_fft_cpx>())).i as *const _ as usize },
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: `kissfft-sys` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kissfft_sys-e2dc8945365210c0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test bindings::bindgen_test_layout_kiss_fft_cpx ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kissfft-sys
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "88eb454564fffd67ca4be679c79823a7232af89ddb34becb7be9f22f39a09858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88eb454564fffd67ca4be679c79823a7232af89ddb34becb7be9f22f39a09858", kill_on_drop: false }`
[INFO] [stdout] 88eb454564fffd67ca4be679c79823a7232af89ddb34becb7be9f22f39a09858