[INFO] cloning repository https://github.com/levpaul/rust-libmath-c-bindings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/levpaul/rust-libmath-c-bindings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flevpaul%2Frust-libmath-c-bindings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flevpaul%2Frust-libmath-c-bindings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b02a43a4f9dce1306ca0f701e806fceed3fdd77
[INFO] checking levpaul/rust-libmath-c-bindings against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flevpaul%2Frust-libmath-c-bindings" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/levpaul/rust-libmath-c-bindings on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/levpaul/rust-libmath-c-bindings
[INFO] finished tweaking git repo https://github.com/levpaul/rust-libmath-c-bindings
[INFO] tweaked toml for git repo https://github.com/levpaul/rust-libmath-c-bindings written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/levpaul/rust-libmath-c-bindings already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8928c7bda200f7fb0cc2d9dd6c08f74ec16de0a691039c20016ed0ab8e983003
[INFO] running `Command { std: "docker" "start" "-a" "8928c7bda200f7fb0cc2d9dd6c08f74ec16de0a691039c20016ed0ab8e983003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8928c7bda200f7fb0cc2d9dd6c08f74ec16de0a691039c20016ed0ab8e983003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8928c7bda200f7fb0cc2d9dd6c08f74ec16de0a691039c20016ed0ab8e983003", kill_on_drop: false }`
[INFO] [stdout] 8928c7bda200f7fb0cc2d9dd6c08f74ec16de0a691039c20016ed0ab8e983003
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 531adfbaf5e8b1c8eb2a2061d871aadca065cb4aa8e33210fe75a7d30cd602b0
[INFO] running `Command { std: "docker" "start" "-a" "531adfbaf5e8b1c8eb2a2061d871aadca065cb4aa8e33210fe75a7d30cd602b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling hello-world-c-lib-use v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `bindgen_test_layout___fsid_t` should have a snake case name
[INFO] [stdout]    --> src/math.rs:119:4
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn bindgen_test_layout___fsid_t() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `bindgen_test_layout_fsid_t`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/math.rs:131:19
[INFO] [stdout]     |
[INFO] [stdout] 131 |         unsafe { &(*(::std::ptr::null::<__fsid_t>())).__val 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/math.rs:213:19
[INFO] [stdout]     |
[INFO] [stdout] 213 |         unsafe { &(*(::std::ptr::null::<math_request_t>())).cmd 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/math.rs:223:19
[INFO] [stdout]     |
[INFO] [stdout] 223 |         unsafe { &(*(::std::ptr::null::<math_request_t>())).arg1 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/math.rs:233:19
[INFO] [stdout]     |
[INFO] [stdout] 233 |         unsafe { &(*(::std::ptr::null::<math_request_t>())).arg2 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/math.rs:243:19
[INFO] [stdout]     |
[INFO] [stdout] 243 |         unsafe { &(*(::std::ptr::null::<math_request_t>())).res 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 2.27s
[INFO] running `Command { std: "docker" "inspect" "531adfbaf5e8b1c8eb2a2061d871aadca065cb4aa8e33210fe75a7d30cd602b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "531adfbaf5e8b1c8eb2a2061d871aadca065cb4aa8e33210fe75a7d30cd602b0", kill_on_drop: false }`
[INFO] [stdout] 531adfbaf5e8b1c8eb2a2061d871aadca065cb4aa8e33210fe75a7d30cd602b0