[INFO] fetching crate liblbfgs-sys 0.1.1...
[INFO] testing liblbfgs-sys-0.1.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate liblbfgs-sys 0.1.1 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate liblbfgs-sys 0.1.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate liblbfgs-sys 0.1.1
[INFO] finished tweaking crates.io crate liblbfgs-sys 0.1.1
[INFO] tweaked toml for crates.io crate liblbfgs-sys 0.1.1 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dea658edb4c27bc31bc216771ad132b5f1c3b8655d16870464c43fed09fce50
[INFO] running `Command { std: "docker" "start" "-a" "3dea658edb4c27bc31bc216771ad132b5f1c3b8655d16870464c43fed09fce50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dea658edb4c27bc31bc216771ad132b5f1c3b8655d16870464c43fed09fce50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dea658edb4c27bc31bc216771ad132b5f1c3b8655d16870464c43fed09fce50", kill_on_drop: false }`
[INFO] [stdout] 3dea658edb4c27bc31bc216771ad132b5f1c3b8655d16870464c43fed09fce50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcfc1cbc00b47ea95a6399336a6ca5daab3da0665462492b2327596ede66d76c
[INFO] running `Command { std: "docker" "start" "-a" "fcfc1cbc00b47ea95a6399336a6ca5daab3da0665462492b2327596ede66d76c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling cmake v0.1.46
[INFO] [stderr]    Compiling liblbfgs-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "fcfc1cbc00b47ea95a6399336a6ca5daab3da0665462492b2327596ede66d76c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcfc1cbc00b47ea95a6399336a6ca5daab3da0665462492b2327596ede66d76c", kill_on_drop: false }`
[INFO] [stdout] fcfc1cbc00b47ea95a6399336a6ca5daab3da0665462492b2327596ede66d76c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31b8ae76379907f3a45cc93dacb0d4c56623a4b9d7bc1d9fba136491ee9d71e8
[INFO] running `Command { std: "docker" "start" "-a" "31b8ae76379907f3a45cc93dacb0d4c56623a4b9d7bc1d9fba136491ee9d71e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling liblbfgs-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib.rs:250:19
[INFO] [stdout]     |
[INFO] [stdout] 250 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).m 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/lib.rs:260:19
[INFO] [stdout]     |
[INFO] [stdout] 260 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).epsilon 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/lib.rs:270:19
[INFO] [stdout]     |
[INFO] [stdout] 270 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).past 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/lib.rs:280:19
[INFO] [stdout]     |
[INFO] [stdout] 280 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).delta 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/lib.rs:291:14
[INFO] [stdout]     |
[INFO] [stdout] 291 |             &(*(::std::ptr::null::<lbfgs_parameter_t>())).max_iterations 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/lib.rs:302:19
[INFO] [stdout]     |
[INFO] [stdout] 302 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).linesearch 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/lib.rs:313:14
[INFO] [stdout]     |
[INFO] [stdout] 313 |             &(*(::std::ptr::null::<lbfgs_parameter_t>())).max_linesearch 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/lib.rs:324:19
[INFO] [stdout]     |
[INFO] [stdout] 324 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).min_step 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/lib.rs:334:19
[INFO] [stdout]     |
[INFO] [stdout] 334 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).max_step 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/lib.rs:344:19
[INFO] [stdout]     |
[INFO] [stdout] 344 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).ftol 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/lib.rs:354:19
[INFO] [stdout]     |
[INFO] [stdout] 354 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).wolfe 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/lib.rs:364:19
[INFO] [stdout]     |
[INFO] [stdout] 364 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).gtol 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/lib.rs:374:19
[INFO] [stdout]     |
[INFO] [stdout] 374 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).xtol 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/lib.rs:384:19
[INFO] [stdout]     |
[INFO] [stdout] 384 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).orthantwise_c 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/lib.rs:395:14
[INFO] [stdout]     |
[INFO] [stdout] 395 |             &(*(::std::ptr::null::<lbfgs_parameter_t>())).orthantwise_start 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/lib.rs:407:14
[INFO] [stdout]     |
[INFO] [stdout] 407 |             &(*(::std::ptr::null::<lbfgs_parameter_t>())).orthantwise_end as *const _ as usize
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "31b8ae76379907f3a45cc93dacb0d4c56623a4b9d7bc1d9fba136491ee9d71e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31b8ae76379907f3a45cc93dacb0d4c56623a4b9d7bc1d9fba136491ee9d71e8", kill_on_drop: false }`
[INFO] [stdout] 31b8ae76379907f3a45cc93dacb0d4c56623a4b9d7bc1d9fba136491ee9d71e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b0d658439ad805991a9b0ec4c9a29c495a000b397c9ac85bd2278d4df2de763d
[INFO] running `Command { std: "docker" "start" "-a" "b0d658439ad805991a9b0ec4c9a29c495a000b397c9ac85bd2278d4df2de763d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]    --> src/lib.rs:250:19
[INFO] [stderr]     |
[INFO] [stderr] 250 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).m 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/lib.rs:260:19
[INFO] [stderr]     |
[INFO] [stderr] 260 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).epsilon 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/lib.rs:270:19
[INFO] [stderr]     |
[INFO] [stderr] 270 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).past 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/lib.rs:280:19
[INFO] [stderr]     |
[INFO] [stderr] 280 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).delta 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/lib.rs:291:14
[INFO] [stderr]     |
[INFO] [stderr] 291 |             &(*(::std::ptr::null::<lbfgs_parameter_t>())).max_iterations 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/lib.rs:302:19
[INFO] [stderr]     |
[INFO] [stderr] 302 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).linesearch 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/lib.rs:313:14
[INFO] [stderr]     |
[INFO] [stderr] 313 |             &(*(::std::ptr::null::<lbfgs_parameter_t>())).max_linesearch 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/lib.rs:324:19
[INFO] [stderr]     |
[INFO] [stderr] 324 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).min_step 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/lib.rs:334:19
[INFO] [stderr]     |
[INFO] [stderr] 334 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).max_step 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/lib.rs:344:19
[INFO] [stderr]     |
[INFO] [stderr] 344 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).ftol 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/lib.rs:354:19
[INFO] [stderr]     |
[INFO] [stderr] 354 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).wolfe 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/lib.rs:364:19
[INFO] [stderr]     |
[INFO] [stderr] 364 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).gtol 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/lib.rs:374:19
[INFO] [stderr]     |
[INFO] [stderr] 374 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).xtol 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/lib.rs:384:19
[INFO] [stderr]     |
[INFO] [stderr] 384 |         unsafe { &(*(::std::ptr::null::<lbfgs_parameter_t>())).orthantwise_c 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/lib.rs:395:14
[INFO] [stderr]     |
[INFO] [stderr] 395 |             &(*(::std::ptr::null::<lbfgs_parameter_t>())).orthantwise_start 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/lib.rs:407:14
[INFO] [stderr]     |
[INFO] [stderr] 407 |             &(*(::std::ptr::null::<lbfgs_parameter_t>())).orthantwise_end as *const _ as usize
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: `liblbfgs-sys` (lib test) generated 16 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/liblbfgs_sys-5088b622a8f8e8f2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test bindgen_test_layout_lbfgs_parameter_t ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests liblbfgs-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" "b0d658439ad805991a9b0ec4c9a29c495a000b397c9ac85bd2278d4df2de763d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d658439ad805991a9b0ec4c9a29c495a000b397c9ac85bd2278d4df2de763d", kill_on_drop: false }`
[INFO] [stdout] b0d658439ad805991a9b0ec4c9a29c495a000b397c9ac85bd2278d4df2de763d