[INFO] fetching crate memflow-kvm-ioctl 0.1.0... [INFO] checking memflow-kvm-ioctl-0.1.0 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194 [INFO] extracting crate memflow-kvm-ioctl 0.1.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate memflow-kvm-ioctl 0.1.0 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate memflow-kvm-ioctl 0.1.0 [INFO] finished tweaking crates.io crate memflow-kvm-ioctl 0.1.0 [INFO] tweaked toml for crates.io crate memflow-kvm-ioctl 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c6ed4597159aeae6b96565a76f2ea5aeaa7ddaa94848cb295aaa5119fb313190 [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" "c6ed4597159aeae6b96565a76f2ea5aeaa7ddaa94848cb295aaa5119fb313190", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6ed4597159aeae6b96565a76f2ea5aeaa7ddaa94848cb295aaa5119fb313190", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6ed4597159aeae6b96565a76f2ea5aeaa7ddaa94848cb295aaa5119fb313190", kill_on_drop: false }` [INFO] [stdout] c6ed4597159aeae6b96565a76f2ea5aeaa7ddaa94848cb295aaa5119fb313190 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a5dc56e694898b5b60bff96fc9cc488349e2617ca3eb9d9fca1abda8c5c44812 [INFO] running `Command { std: "docker" "start" "-a" "a5dc56e694898b5b60bff96fc9cc488349e2617ca3eb9d9fca1abda8c5c44812", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling bindgen v0.53.3 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling clang-sys v0.29.3 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling memflow-kvm-ioctl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/memflow-kvm-ioctl-1cc61fa83e222a94/out/bindings.rs:3:855 [INFO] [stdout] | [INFO] [stdout] 3 | ...eq ! (unsafe { & (* (:: core :: ptr :: null :: < vm_memslot > ())) . base as * const _ as usize } , 0usize , concat ! ("Offset of fiel... [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] --> /opt/rustwide/target/debug/build/memflow-kvm-ioctl-1cc61fa83e222a94/out/bindings.rs:3:1060 [INFO] [stdout] | [INFO] [stdout] 3 | ...eq ! (unsafe { & (* (:: core :: ptr :: null :: < vm_memslot > ())) . host_base as * const _ as usize } , 8usize , concat ! ("Offset of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/memflow-kvm-ioctl-1cc61fa83e222a94/out/bindings.rs:3:1275 [INFO] [stdout] | [INFO] [stdout] 3 | ...eq ! (unsafe { & (* (:: core :: ptr :: null :: < vm_memslot > ())) . map_size as * const _ as usize } , 16usize , concat ! ("Offset of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/memflow-kvm-ioctl-1cc61fa83e222a94/out/bindings.rs:3:2227 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! (unsafe { & (* (:: core :: ptr :: null :: < vm_info > ())) . userspace_pid as * const _ as usize } , 0usize , concat ! ("Offset... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/memflow-kvm-ioctl-1cc61fa83e222a94/out/bindings.rs:3:2444 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! (unsafe { & (* (:: core :: ptr :: null :: < vm_info > ())) . slot_count as * const _ as usize } , 4usize , concat ! ("Offset of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/memflow-kvm-ioctl-1cc61fa83e222a94/out/bindings.rs:3:2655 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! (unsafe { & (* (:: core :: ptr :: null :: < vm_info > ())) . slots as * const _ as usize } , 8usize , concat ! ("Offset of fiel... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/memflow-kvm-ioctl-1cc61fa83e222a94/out/bindings.rs:3:3841 [INFO] [stdout] | [INFO] [stdout] 3 | ...eq ! (unsafe { & (* (:: core :: ptr :: null :: < vm_map_info > ())) . slot_count as * const _ as usize } , 0usize , concat ! ("Offset ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/memflow-kvm-ioctl-1cc61fa83e222a94/out/bindings.rs:3:4060 [INFO] [stdout] | [INFO] [stdout] 3 | ...eq ! (unsafe { & (* (:: core :: ptr :: null :: < vm_map_info > ())) . slots as * const _ as usize } , 8usize , concat ! ("Offset of fi... [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 dev [unoptimized + debuginfo] target(s) in 41.26s [INFO] running `Command { std: "docker" "inspect" "a5dc56e694898b5b60bff96fc9cc488349e2617ca3eb9d9fca1abda8c5c44812", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5dc56e694898b5b60bff96fc9cc488349e2617ca3eb9d9fca1abda8c5c44812", kill_on_drop: false }` [INFO] [stdout] a5dc56e694898b5b60bff96fc9cc488349e2617ca3eb9d9fca1abda8c5c44812