[INFO] fetching crate yoga-sys 0.2.3...
[INFO] testing yoga-sys-0.2.3 against 1.63.0 for beta-1.64-2
[INFO] extracting crate yoga-sys 0.2.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate yoga-sys 0.2.3 on toolchain 1.63.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yoga-sys 0.2.3
[INFO] finished tweaking crates.io crate yoga-sys 0.2.3
[INFO] tweaked toml for crates.io crate yoga-sys 0.2.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempfile v3.3.0
[INFO] [stderr]   Downloaded instant v0.1.12
[INFO] [stderr]   Downloaded walkdir v2.3.2
[INFO] [stderr]   Downloaded fastrand v1.8.0
[INFO] [stderr]   Downloaded redox_syscall v0.2.16
[INFO] [stderr]   Downloaded pulldown-cmark v0.9.2
[INFO] [stderr]   Downloaded bytecount v0.6.3
[INFO] [stderr]   Downloaded same-file v1.0.6
[INFO] [stderr]   Downloaded memchr v2.5.0
[INFO] [stderr]   Downloaded skeptic v0.13.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b0e3c76531691f6cb5d678264cadeb604774c5144fa94ad44b7c44f000da6c0
[INFO] running `Command { std: "docker" "start" "-a" "7b0e3c76531691f6cb5d678264cadeb604774c5144fa94ad44b7c44f000da6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b0e3c76531691f6cb5d678264cadeb604774c5144fa94ad44b7c44f000da6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0e3c76531691f6cb5d678264cadeb604774c5144fa94ad44b7c44f000da6c0", kill_on_drop: false }`
[INFO] [stdout] 7b0e3c76531691f6cb5d678264cadeb604774c5144fa94ad44b7c44f000da6c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9f79881979a65a070121ec3e450de09145b2994aba02be7023c3dd9221b8473
[INFO] running `Command { std: "docker" "start" "-a" "a9f79881979a65a070121ec3e450de09145b2994aba02be7023c3dd9221b8473", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling camino v1.1.1
[INFO] [stderr]    Compiling semver v1.0.13
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling pulldown-cmark v0.9.2
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling cargo_metadata v0.14.2
[INFO] [stderr]    Compiling skeptic v0.13.7
[INFO] [stderr]    Compiling yoga-sys v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: c/YGNodeList.cpp: In function 'YGNodeList* YGNodeListNew(uint32_t)':
[INFO] [stderr] warning: c/YGNodeList.cpp:22:60: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:    22 |       (const YGNodeListRef)malloc(sizeof(struct YGNodeList));
[INFO] [stderr] warning:       |                                                            ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGNode* YGNodeNewWithConfig(YGConfigRef)':
[INFO] [stderr] warning: c/Yoga.cpp:174:64: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   174 |   const YGNodeRef node = (const YGNodeRef)malloc(sizeof(YGNode));
[INFO] [stderr] warning:       |                                                                ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGNode* YGNodeClone(YGNodeRef)':
[INFO] [stderr] warning: c/Yoga.cpp:193:64: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   193 |   const YGNodeRef node = (const YGNodeRef)malloc(sizeof(YGNode));
[INFO] [stderr] warning:       |                                                                ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGConfig* YGConfigNew()':
[INFO] [stderr] warning: c/Yoga.cpp:268:72: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   268 |   const YGConfigRef config = (const YGConfigRef)malloc(sizeof(YGConfig));
[INFO] [stderr] warning:       |                                                                        ^
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.02s
[INFO] running `Command { std: "docker" "inspect" "a9f79881979a65a070121ec3e450de09145b2994aba02be7023c3dd9221b8473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f79881979a65a070121ec3e450de09145b2994aba02be7023c3dd9221b8473", kill_on_drop: false }`
[INFO] [stdout] a9f79881979a65a070121ec3e450de09145b2994aba02be7023c3dd9221b8473
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adac7ba6dacf8994331f9dae21e554327fd203c01123cc28a7516f88f68b825b
[INFO] running `Command { std: "docker" "start" "-a" "adac7ba6dacf8994331f9dae21e554327fd203c01123cc28a7516f88f68b825b", kill_on_drop: false }`
[INFO] [stderr] warning: c/YGNodeList.cpp: In function 'YGNodeList* YGNodeListNew(uint32_t)':
[INFO] [stderr] warning: c/YGNodeList.cpp:22:60: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:    22 |       (const YGNodeListRef)malloc(sizeof(struct YGNodeList));
[INFO] [stderr] warning:       |                                                            ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGNode* YGNodeNewWithConfig(YGConfigRef)':
[INFO] [stderr] warning: c/Yoga.cpp:174:64: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   174 |   const YGNodeRef node = (const YGNodeRef)malloc(sizeof(YGNode));
[INFO] [stderr] warning:       |                                                                ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGNode* YGNodeClone(YGNodeRef)':
[INFO] [stderr] warning: c/Yoga.cpp:193:64: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   193 |   const YGNodeRef node = (const YGNodeRef)malloc(sizeof(YGNode));
[INFO] [stderr] warning:       |                                                                ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGConfig* YGConfigNew()':
[INFO] [stderr] warning: c/Yoga.cpp:268:72: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   268 |   const YGConfigRef config = (const YGConfigRef)malloc(sizeof(YGConfig));
[INFO] [stderr] warning:       |                                                                        ^
[INFO] [stderr]    Compiling yoga-sys v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/ffi.rs:197:19
[INFO] [stdout]     |
[INFO] [stdout] 197 |         unsafe { &(*(0 as *const YGSize)).width 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/ffi.rs:207:19
[INFO] [stdout]     |
[INFO] [stdout] 207 |         unsafe { &(*(0 as *const YGSize)).height 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/ffi.rs:236:19
[INFO] [stdout]     |
[INFO] [stdout] 236 |         unsafe { &(*(0 as *const YGValue)).value 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/ffi.rs:246:19
[INFO] [stdout]     |
[INFO] [stdout] 246 |         unsafe { &(*(0 as *const YGValue)).unit 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/ffi.rs:783:19
[INFO] [stdout]     |
[INFO] [stdout] 783 |         unsafe { &(*(0 as *const __va_list_tag)).gp_offset 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/ffi.rs:793:19
[INFO] [stdout]     |
[INFO] [stdout] 793 |         unsafe { &(*(0 as *const __va_list_tag)).fp_offset 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/ffi.rs:803:19
[INFO] [stdout]     |
[INFO] [stdout] 803 |         unsafe { &(*(0 as *const __va_list_tag)).overflow_arg_area 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/ffi.rs:813:19
[INFO] [stdout]     |
[INFO] [stdout] 813 |         unsafe { &(*(0 as *const __va_list_tag)).reg_save_area as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "adac7ba6dacf8994331f9dae21e554327fd203c01123cc28a7516f88f68b825b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adac7ba6dacf8994331f9dae21e554327fd203c01123cc28a7516f88f68b825b", kill_on_drop: false }`
[INFO] [stdout] adac7ba6dacf8994331f9dae21e554327fd203c01123cc28a7516f88f68b825b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7821d6c95334d8916aa6224c3f1d9331cbb407766ff969a84574200a019409eb
[INFO] running `Command { std: "docker" "start" "-a" "7821d6c95334d8916aa6224c3f1d9331cbb407766ff969a84574200a019409eb", kill_on_drop: false }`
[INFO] [stderr] warning: c/YGNodeList.cpp: In function 'YGNodeList* YGNodeListNew(uint32_t)':
[INFO] [stderr] warning: c/YGNodeList.cpp:22:60: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:    22 |       (const YGNodeListRef)malloc(sizeof(struct YGNodeList));
[INFO] [stderr] warning:       |                                                            ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGNode* YGNodeNewWithConfig(YGConfigRef)':
[INFO] [stderr] warning: c/Yoga.cpp:174:64: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   174 |   const YGNodeRef node = (const YGNodeRef)malloc(sizeof(YGNode));
[INFO] [stderr] warning:       |                                                                ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGNode* YGNodeClone(YGNodeRef)':
[INFO] [stderr] warning: c/Yoga.cpp:193:64: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   193 |   const YGNodeRef node = (const YGNodeRef)malloc(sizeof(YGNode));
[INFO] [stderr] warning:       |                                                                ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGConfig* YGConfigNew()':
[INFO] [stderr] warning: c/Yoga.cpp:268:72: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   268 |   const YGConfigRef config = (const YGConfigRef)malloc(sizeof(YGConfig));
[INFO] [stderr] warning:       |                                                                        ^
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/ffi.rs:197:19
[INFO] [stderr]     |
[INFO] [stderr] 197 |         unsafe { &(*(0 as *const YGSize)).width 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/ffi.rs:207:19
[INFO] [stderr]     |
[INFO] [stderr] 207 |         unsafe { &(*(0 as *const YGSize)).height as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/ffi.rs:236:19
[INFO] [stderr]     |
[INFO] [stderr] 236 |         unsafe { &(*(0 as *const YGValue)).value as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/ffi.rs:246:19
[INFO] [stderr]     |
[INFO] [stderr] 246 |         unsafe { &(*(0 as *const YGValue)).unit as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/ffi.rs:783:19
[INFO] [stderr]     |
[INFO] [stderr] 783 |         unsafe { &(*(0 as *const __va_list_tag)).gp_offset as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/ffi.rs:793:19
[INFO] [stderr]     |
[INFO] [stderr] 793 |         unsafe { &(*(0 as *const __va_list_tag)).fp_offset as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/ffi.rs:803:19
[INFO] [stderr]     |
[INFO] [stderr] 803 |         unsafe { &(*(0 as *const __va_list_tag)).overflow_arg_area as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/ffi.rs:813:19
[INFO] [stderr]     |
[INFO] [stderr] 813 |         unsafe { &(*(0 as *const __va_list_tag)).reg_save_area as *const _ as usize },
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: `yoga-sys` (lib test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/yoga_sys-cc06769f31bae8ec)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test ffi::bindgen_test_layout_YGValue ... ok
[INFO] [stdout] test ffi::bindgen_test_layout_YGSize ... ok
[INFO] [stdout] test tests::basic_ygnode_test ... ok
[INFO] [stdout] test ffi::bindgen_test_layout___va_list_tag ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/skeptic.rs (/opt/rustwide/target/debug/deps/skeptic-8f1d2a6316f771b3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test readme_sect_example_line_28 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yoga-sys
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7821d6c95334d8916aa6224c3f1d9331cbb407766ff969a84574200a019409eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7821d6c95334d8916aa6224c3f1d9331cbb407766ff969a84574200a019409eb", kill_on_drop: false }`
[INFO] [stdout] 7821d6c95334d8916aa6224c3f1d9331cbb407766ff969a84574200a019409eb