[INFO] fetching crate vhost-device-spi 0.1.0... [INFO] building vhost-device-spi-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate vhost-device-spi 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate vhost-device-spi 0.1.0 [INFO] finished tweaking crates.io crate vhost-device-spi 0.1.0 [INFO] tweaked toml for crates.io crate vhost-device-spi 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate vhost-device-spi 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate vhost-device-spi 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d0ed97f080b272f70c4d569177c0bd149697c9cab84bd31264fdc9d5f4b3532 [INFO] running `Command { std: "docker" "start" "-a" "8d0ed97f080b272f70c4d569177c0bd149697c9cab84bd31264fdc9d5f4b3532", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d0ed97f080b272f70c4d569177c0bd149697c9cab84bd31264fdc9d5f4b3532", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d0ed97f080b272f70c4d569177c0bd149697c9cab84bd31264fdc9d5f4b3532", kill_on_drop: false }` [INFO] [stdout] 8d0ed97f080b272f70c4d569177c0bd149697c9cab84bd31264fdc9d5f4b3532 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7079870ab98ba6f7bc414ed952bc6dfa60882390a0830a42e7f0a9a7e5edcc0e [INFO] running `Command { std: "docker" "start" "-a" "7079870ab98ba6f7bc414ed952bc6dfa60882390a0830a42e7f0a9a7e5edcc0e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling anstyle v1.0.7 [INFO] [stderr] Compiling is_terminal_polyfill v1.70.0 [INFO] [stderr] Compiling regex-syntax v0.8.4 [INFO] [stderr] Compiling colorchoice v1.0.1 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling anstyle-query v1.1.0 [INFO] [stderr] Compiling arc-swap v1.7.1 [INFO] [stderr] Compiling bitflags v2.4.1 [INFO] [stderr] Compiling anstyle-parse v0.2.4 [INFO] [stderr] Compiling virtio-bindings v0.2.2 [INFO] [stderr] Compiling clap_lex v0.7.1 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling syn v2.0.46 [INFO] [stderr] Compiling anstream v0.6.14 [INFO] [stderr] Compiling clap_builder v4.5.9 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling vmm-sys-util v0.12.1 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling clap_derive v4.5.8 [INFO] [stderr] Compiling regex v1.10.5 [INFO] [stderr] Compiling env_filter v0.1.0 [INFO] [stderr] Compiling env_logger v0.11.3 [INFO] [stderr] Compiling vm-memory v0.14.1 [INFO] [stderr] Compiling clap v4.5.9 [INFO] [stderr] Compiling vhost v0.11.0 [INFO] [stderr] Compiling virtio-queue v0.12.0 [INFO] [stderr] Compiling vhost-user-backend v0.15.0 [INFO] [stderr] Compiling vhost-device-spi v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.36s [INFO] running `Command { std: "docker" "inspect" "7079870ab98ba6f7bc414ed952bc6dfa60882390a0830a42e7f0a9a7e5edcc0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7079870ab98ba6f7bc414ed952bc6dfa60882390a0830a42e7f0a9a7e5edcc0e", kill_on_drop: false }` [INFO] [stdout] 7079870ab98ba6f7bc414ed952bc6dfa60882390a0830a42e7f0a9a7e5edcc0e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7bfe6cf45a0b551f0b37bdc0c376ebe88fafb8cebbd9e6572ac7bf1f1128b0f6 [INFO] running `Command { std: "docker" "start" "-a" "7bfe6cf45a0b551f0b37bdc0c376ebe88fafb8cebbd9e6572ac7bf1f1128b0f6", kill_on_drop: false }` [INFO] [stderr] Compiling virtio-queue v0.12.0 [INFO] [stderr] Compiling assert_matches v1.5.0 [INFO] [stderr] Compiling vhost-user-backend v0.15.0 [INFO] [stderr] Compiling vhost-device-spi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec` will be dropped [INFO] [stdout] --> src/spi.rs:913:32 [INFO] [stdout] | [INFO] [stdout] 913 | tx_buf: vec![7, 4].as_ptr() as u64, [INFO] [stdout] | ---------- ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `Vec` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `Vec` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `Vec` to lives at least as long as the pointer returned by the call to `as_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `Vec` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec` will be dropped [INFO] [stdout] --> src/spi.rs:914:32 [INFO] [stdout] | [INFO] [stdout] 914 | rx_buf: vec![7, 4].as_ptr() as u64, [INFO] [stdout] | ---------- ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `Vec` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `Vec` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `Vec` to lives at least as long as the pointer returned by the call to `as_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `Vec` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.70s [INFO] running `Command { std: "docker" "inspect" "7bfe6cf45a0b551f0b37bdc0c376ebe88fafb8cebbd9e6572ac7bf1f1128b0f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bfe6cf45a0b551f0b37bdc0c376ebe88fafb8cebbd9e6572ac7bf1f1128b0f6", kill_on_drop: false }` [INFO] [stdout] 7bfe6cf45a0b551f0b37bdc0c376ebe88fafb8cebbd9e6572ac7bf1f1128b0f6