[INFO] fetching crate kissfft-sys 0.1.0...
[INFO] testing kissfft-sys-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate kissfft-sys 0.1.0 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate kissfft-sys 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b560d2ccfeea90fbf011662c284301e015a219c4f949f767ecda769c57fa45ab
[INFO] running `Command { std: "docker" "start" "-a" "b560d2ccfeea90fbf011662c284301e015a219c4f949f767ecda769c57fa45ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b560d2ccfeea90fbf011662c284301e015a219c4f949f767ecda769c57fa45ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b560d2ccfeea90fbf011662c284301e015a219c4f949f767ecda769c57fa45ab", kill_on_drop: false }`
[INFO] [stdout] b560d2ccfeea90fbf011662c284301e015a219c4f949f767ecda769c57fa45ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13857b304d58a46ed06d9dd20f6d310172eaaf1ad01459184e87472433cd5693
[INFO] running `Command { std: "docker" "start" "-a" "13857b304d58a46ed06d9dd20f6d310172eaaf1ad01459184e87472433cd5693", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling num-traits v0.2.14
[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 3.51s
[INFO] running `Command { std: "docker" "inspect" "13857b304d58a46ed06d9dd20f6d310172eaaf1ad01459184e87472433cd5693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13857b304d58a46ed06d9dd20f6d310172eaaf1ad01459184e87472433cd5693", kill_on_drop: false }`
[INFO] [stdout] 13857b304d58a46ed06d9dd20f6d310172eaaf1ad01459184e87472433cd5693
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 658e1921fb610929fcba3b365aede54186f5b3bc29fbfa997a52305ce08a1a05
[INFO] running `Command { std: "docker" "start" "-a" "658e1921fb610929fcba3b365aede54186f5b3bc29fbfa997a52305ce08a1a05", kill_on_drop: false }`
[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 0.49s
[INFO] running `Command { std: "docker" "inspect" "658e1921fb610929fcba3b365aede54186f5b3bc29fbfa997a52305ce08a1a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658e1921fb610929fcba3b365aede54186f5b3bc29fbfa997a52305ce08a1a05", kill_on_drop: false }`
[INFO] [stdout] 658e1921fb610929fcba3b365aede54186f5b3bc29fbfa997a52305ce08a1a05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 37920e827443e810a950203945d479458f7de918c49c45e913143206782f2059
[INFO] running `Command { std: "docker" "start" "-a" "37920e827443e810a950203945d479458f7de918c49c45e913143206782f2059", kill_on_drop: false }`
[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 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kissfft_sys-27bd27d7cbfe31e4)
[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" "37920e827443e810a950203945d479458f7de918c49c45e913143206782f2059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37920e827443e810a950203945d479458f7de918c49c45e913143206782f2059", kill_on_drop: false }`
[INFO] [stdout] 37920e827443e810a950203945d479458f7de918c49c45e913143206782f2059