[INFO] fetching crate spiro-sys 0.1.1...
[INFO] checking spiro-sys-0.1.1 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate spiro-sys 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate spiro-sys 0.1.1 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spiro-sys 0.1.1
[INFO] finished tweaking crates.io crate spiro-sys 0.1.1
[INFO] tweaked toml for crates.io crate spiro-sys 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--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-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9d9db55b3805caffe19558b43f11a48cfe32969a62fcb8358cda52a0a42a859
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b9d9db55b3805caffe19558b43f11a48cfe32969a62fcb8358cda52a0a42a859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9d9db55b3805caffe19558b43f11a48cfe32969a62fcb8358cda52a0a42a859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9d9db55b3805caffe19558b43f11a48cfe32969a62fcb8358cda52a0a42a859", kill_on_drop: false }`
[INFO] [stdout] b9d9db55b3805caffe19558b43f11a48cfe32969a62fcb8358cda52a0a42a859
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd27ffa0a256e3b4c46c8647c424321fc42a2c68792c1deefe9cec60cbb01de1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cd27ffa0a256e3b4c46c8647c424321fc42a2c68792c1deefe9cec60cbb01de1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling spiro-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: libspiro/spiro.c:1122:1: warning: 'spiro_seg_to_bpath' defined but not used [-Wunused-function]
[INFO] [stderr] warning:  1122 | spiro_seg_to_bpath(const double ks[4],
[INFO] [stderr] warning:       | ^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: libspiro/spiro.c:661:1: warning: 'setup_path' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   661 | setup_path(const spiro_cp *src, int n)
[INFO] [stderr] warning:       | ^~~~~~~~~~
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> src/lib.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 |         unsafe { &(*(::std::ptr::null::<_bezctx>())).moveto 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:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 |         unsafe { &(*(::std::ptr::null::<_bezctx>())).lineto 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:91:19
[INFO] [stdout]    |
[INFO] [stdout] 91 |         unsafe { &(*(::std::ptr::null::<_bezctx>())).quadto 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:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 |         unsafe { &(*(::std::ptr::null::<_bezctx>())).curveto 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:111:19
[INFO] [stdout]     |
[INFO] [stdout] 111 |         unsafe { &(*(::std::ptr::null::<_bezctx>())).mark_knot 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:141:19
[INFO] [stdout]     |
[INFO] [stdout] 141 |         unsafe { &(*(::std::ptr::null::<spiro_cp>())).x 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:151:19
[INFO] [stdout]     |
[INFO] [stdout] 151 |         unsafe { &(*(::std::ptr::null::<spiro_cp>())).y 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:161:19
[INFO] [stdout]     |
[INFO] [stdout] 161 |         unsafe { &(*(::std::ptr::null::<spiro_cp>())).ty 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:196:19
[INFO] [stdout]     |
[INFO] [stdout] 196 |         unsafe { &(*(::std::ptr::null::<spiro_seg_s>())).x 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:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |         unsafe { &(*(::std::ptr::null::<spiro_seg_s>())).y 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:216:19
[INFO] [stdout]     |
[INFO] [stdout] 216 |         unsafe { &(*(::std::ptr::null::<spiro_seg_s>())).ty 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:226:19
[INFO] [stdout]     |
[INFO] [stdout] 226 |         unsafe { &(*(::std::ptr::null::<spiro_seg_s>())).bend_th 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:236:19
[INFO] [stdout]     |
[INFO] [stdout] 236 |         unsafe { &(*(::std::ptr::null::<spiro_seg_s>())).ks 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:246:19
[INFO] [stdout]     |
[INFO] [stdout] 246 |         unsafe { &(*(::std::ptr::null::<spiro_seg_s>())).seg_ch 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:256:19
[INFO] [stdout]     |
[INFO] [stdout] 256 |         unsafe { &(*(::std::ptr::null::<spiro_seg_s>())).seg_th 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:266:19
[INFO] [stdout]     |
[INFO] [stdout] 266 |         unsafe { &(*(::std::ptr::null::<spiro_seg_s>())).l 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 dev [unoptimized + debuginfo] target(s) in 7.03s
[INFO] running `Command { std: "docker" "inspect" "cd27ffa0a256e3b4c46c8647c424321fc42a2c68792c1deefe9cec60cbb01de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd27ffa0a256e3b4c46c8647c424321fc42a2c68792c1deefe9cec60cbb01de1", kill_on_drop: false }`
[INFO] [stdout] cd27ffa0a256e3b4c46c8647c424321fc42a2c68792c1deefe9cec60cbb01de1