[INFO] fetching crate rtmidi 0.2.0... [INFO] checking rtmidi-0.2.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] extracting crate rtmidi 0.2.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate rtmidi 0.2.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rtmidi 0.2.0 [INFO] finished tweaking crates.io crate rtmidi 0.2.0 [INFO] tweaked toml for crates.io crate rtmidi 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", 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] 10b48e6b95179aa119226ece17efc4a63f3228fd9e04566e30bb50376280967d [INFO] running `Command { std: "docker" "start" "-a" "10b48e6b95179aa119226ece17efc4a63f3228fd9e04566e30bb50376280967d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10b48e6b95179aa119226ece17efc4a63f3228fd9e04566e30bb50376280967d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10b48e6b95179aa119226ece17efc4a63f3228fd9e04566e30bb50376280967d", kill_on_drop: false }` [INFO] [stdout] 10b48e6b95179aa119226ece17efc4a63f3228fd9e04566e30bb50376280967d [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79b1a5849cbbf5f43d28d9d66716782ac6684354029a1ca649bd7db74646c937 [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" "79b1a5849cbbf5f43d28d9d66716782ac6684354029a1ca649bd7db74646c937", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling libloading v0.7.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling clang-sys v1.2.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling bindgen v0.57.0 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling rtmidi v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/rtmidi-25a970c84c2f9615/out/bindings.rs:3:774 [INFO] [stdout] | [INFO] [stdout] 3 | ...eq ! (unsafe { & (* (:: std :: ptr :: null :: < max_align_t > ())) . __clang_max_align_nonce1 as * const _ as usize } , 0usize , conca... [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/rtmidi-25a970c84c2f9615/out/bindings.rs:3:1020 [INFO] [stdout] | [INFO] [stdout] 3 | ...eq ! (unsafe { & (* (:: std :: ptr :: null :: < max_align_t > ())) . __clang_max_align_nonce2 as * const _ as usize } , 16usize , conc... [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/rtmidi-25a970c84c2f9615/out/bindings.rs:3:2061 [INFO] [stdout] | [INFO] [stdout] 3 | ...q ! (unsafe { & (* (:: std :: ptr :: null :: < RtMidiWrapper > ())) . ptr as * const _ as usize } , 0usize , 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/rtmidi-25a970c84c2f9615/out/bindings.rs:3:2269 [INFO] [stdout] | [INFO] [stdout] 3 | ...q ! (unsafe { & (* (:: std :: ptr :: null :: < RtMidiWrapper > ())) . data as * const _ as usize } , 8usize , concat ! ("Offset of fie... [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/rtmidi-25a970c84c2f9615/out/bindings.rs:3:2479 [INFO] [stdout] | [INFO] [stdout] 3 | ...q ! (unsafe { & (* (:: std :: ptr :: null :: < RtMidiWrapper > ())) . ok as * const _ as usize } , 16usize , 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/rtmidi-25a970c84c2f9615/out/bindings.rs:3:2686 [INFO] [stdout] | [INFO] [stdout] 3 | ...q ! (unsafe { & (* (:: std :: ptr :: null :: < RtMidiWrapper > ())) . msg as * const _ as usize } , 24usize , concat ! ("Offset of fie... [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 32.86s [INFO] running `Command { std: "docker" "inspect" "79b1a5849cbbf5f43d28d9d66716782ac6684354029a1ca649bd7db74646c937", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79b1a5849cbbf5f43d28d9d66716782ac6684354029a1ca649bd7db74646c937", kill_on_drop: false }` [INFO] [stdout] 79b1a5849cbbf5f43d28d9d66716782ac6684354029a1ca649bd7db74646c937