[INFO] cloning repository https://github.com/xianminx/wrap-ffi-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xianminx/wrap-ffi-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxianminx%2Fwrap-ffi-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxianminx%2Fwrap-ffi-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d95a520ed78cce26dc071a610ceb92e70e095f9f [INFO] building xianminx/wrap-ffi-rust against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxianminx%2Fwrap-ffi-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xianminx/wrap-ffi-rust on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xianminx/wrap-ffi-rust [INFO] finished tweaking git repo https://github.com/xianminx/wrap-ffi-rust [INFO] tweaked toml for git repo https://github.com/xianminx/wrap-ffi-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/xianminx/wrap-ffi-rust 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: toolchain [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.2.108 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 01511419eba011731cd14fdea39d9c7dfcb4d46a1e606418e9b080d53b5d3589 [INFO] running `Command { std: "docker" "start" "-a" "01511419eba011731cd14fdea39d9c7dfcb4d46a1e606418e9b080d53b5d3589", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "01511419eba011731cd14fdea39d9c7dfcb4d46a1e606418e9b080d53b5d3589", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01511419eba011731cd14fdea39d9c7dfcb4d46a1e606418e9b080d53b5d3589", kill_on_drop: false }` [INFO] [stdout] 01511419eba011731cd14fdea39d9c7dfcb4d46a1e606418e9b080d53b5d3589 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc99186e7fbbe09dc2f58273e94f5ef69006b9c78c08fcd131999409a797e73f [INFO] running `Command { std: "docker" "start" "-a" "fc99186e7fbbe09dc2f58273e94f5ef69006b9c78c08fcd131999409a797e73f", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: toolchain [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling wrap-ffi-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `ptr_internals` is internal to the compiler or standard library [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(ptr_internals)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `foo` should have an upper camel case name [INFO] [stdout] --> src/ffi.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub type foo = *mut c_void; [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Foo` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/foo.rs:26:36 [INFO] [stdout] | [INFO] [stdout] 26 | let mut foo: ffi::foo = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `*mut c_void` does not permit being left uninitialized [INFO] [stdout] --> src/foo.rs:26:31 [INFO] [stdout] | [INFO] [stdout] 26 | let mut foo: ffi::foo = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: raw pointers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.33s [INFO] running `Command { std: "docker" "inspect" "fc99186e7fbbe09dc2f58273e94f5ef69006b9c78c08fcd131999409a797e73f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc99186e7fbbe09dc2f58273e94f5ef69006b9c78c08fcd131999409a797e73f", kill_on_drop: false }` [INFO] [stdout] fc99186e7fbbe09dc2f58273e94f5ef69006b9c78c08fcd131999409a797e73f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87d2c1f2f3aeeb306dc18f4ba8a1c0f61d5cbd0592acebac3a96ee2bd93b0b11 [INFO] running `Command { std: "docker" "start" "-a" "87d2c1f2f3aeeb306dc18f4ba8a1c0f61d5cbd0592acebac3a96ee2bd93b0b11", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: toolchain [INFO] [stderr] Compiling wrap-ffi-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `ptr_internals` is internal to the compiler or standard library [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(ptr_internals)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `foo` should have an upper camel case name [INFO] [stdout] --> src/ffi.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub type foo = *mut c_void; [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Foo` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/foo.rs:26:36 [INFO] [stdout] | [INFO] [stdout] 26 | let mut foo: ffi::foo = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `*mut c_void` does not permit being left uninitialized [INFO] [stdout] --> src/foo.rs:26:31 [INFO] [stdout] | [INFO] [stdout] 26 | let mut foo: ffi::foo = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: raw pointers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "87d2c1f2f3aeeb306dc18f4ba8a1c0f61d5cbd0592acebac3a96ee2bd93b0b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87d2c1f2f3aeeb306dc18f4ba8a1c0f61d5cbd0592acebac3a96ee2bd93b0b11", kill_on_drop: false }` [INFO] [stdout] 87d2c1f2f3aeeb306dc18f4ba8a1c0f61d5cbd0592acebac3a96ee2bd93b0b11