[INFO] fetching crate spawn-task-port 0.1.1...
[INFO] testing spawn-task-port-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate spawn-task-port 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate spawn-task-port 0.1.1
[INFO] finished tweaking crates.io crate spawn-task-port 0.1.1
[INFO] tweaked toml for crates.io crate spawn-task-port 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spawn-task-port 0.1.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding mach v0.1.2 (available: v0.3.2)
[INFO] [stderr]       Adding uuid v0.4.0 (available: v1.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6a42909942c3d8583224c3513e8e28fed1c34712a591277600ff39674d2427a
[INFO] running `Command { std: "docker" "start" "-a" "a6a42909942c3d8583224c3513e8e28fed1c34712a591277600ff39674d2427a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6a42909942c3d8583224c3513e8e28fed1c34712a591277600ff39674d2427a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a42909942c3d8583224c3513e8e28fed1c34712a591277600ff39674d2427a", kill_on_drop: false }`
[INFO] [stdout] a6a42909942c3d8583224c3513e8e28fed1c34712a591277600ff39674d2427a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4227ce8c8185544bb95c94cdbe4f88cfb74d3fcabfe56a0a2086c556673eadf8
[INFO] running `Command { std: "docker" "start" "-a" "4227ce8c8185544bb95c94cdbe4f88cfb74d3fcabfe56a0a2086c556673eadf8", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling mach v0.1.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling spawn-task-port v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:92:46
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let mut port: mach_port_t = mem::uninitialized();
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:108:43
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut bootstrap_port = mem::uninitialized();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:119:64
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let mut bootstrap_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:124:61
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     let mut parent_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:149:45
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut msg: RecvMessage = mem::uninitialized();
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/lib.rs:115:26
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let child = self.before_exec(move || {
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]   --> src/lib.rs:92:41
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let mut port: mach_port_t = mem::uninitialized();
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         this code causes undefined behavior when executed
[INFO] [stdout]    |                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:108:38
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut bootstrap_port = mem::uninitialized();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:119:59
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let mut bootstrap_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                           |
[INFO] [stdout]     |                                                           this code causes undefined behavior when executed
[INFO] [stdout]     |                                                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:124:56
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     let mut parent_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                        |
[INFO] [stdout]     |                                                        this code causes undefined behavior when executed
[INFO] [stdout]     |                                                        help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RecvMessage` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:149:40
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut msg: RecvMessage = mem::uninitialized();
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        this code causes undefined behavior when executed
[INFO] [stdout]     |                                        help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/lib.rs:62:5
[INFO] [stdout]     |
[INFO] [stdout]  62 |     header: mach_msg_header_t,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "4227ce8c8185544bb95c94cdbe4f88cfb74d3fcabfe56a0a2086c556673eadf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4227ce8c8185544bb95c94cdbe4f88cfb74d3fcabfe56a0a2086c556673eadf8", kill_on_drop: false }`
[INFO] [stdout] 4227ce8c8185544bb95c94cdbe4f88cfb74d3fcabfe56a0a2086c556673eadf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77be9e883eb265c224d695c228433cf8eb54629b180be99e4a39688d38de55ba
[INFO] running `Command { std: "docker" "start" "-a" "77be9e883eb265c224d695c228433cf8eb54629b180be99e4a39688d38de55ba", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:92:46
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let mut port: mach_port_t = mem::uninitialized();
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:108:43
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut bootstrap_port = mem::uninitialized();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:119:64
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let mut bootstrap_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:124:61
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     let mut parent_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:149:45
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut msg: RecvMessage = mem::uninitialized();
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/lib.rs:115:26
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let child = self.before_exec(move || {
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]   --> src/lib.rs:92:41
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let mut port: mach_port_t = mem::uninitialized();
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         this code causes undefined behavior when executed
[INFO] [stdout]    |                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:108:38
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut bootstrap_port = mem::uninitialized();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:119:59
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let mut bootstrap_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                           |
[INFO] [stdout]     |                                                           this code causes undefined behavior when executed
[INFO] [stdout]     |                                                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:124:56
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     let mut parent_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                        |
[INFO] [stdout]     |                                                        this code causes undefined behavior when executed
[INFO] [stdout]     |                                                        help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RecvMessage` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:149:40
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut msg: RecvMessage = mem::uninitialized();
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        this code causes undefined behavior when executed
[INFO] [stdout]     |                                        help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/lib.rs:62:5
[INFO] [stdout]     |
[INFO] [stdout]  62 |     header: mach_msg_header_t,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling docmatic v0.1.2
[INFO] [stderr]    Compiling spawn-task-port v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:92:46
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let mut port: mach_port_t = mem::uninitialized();
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:108:43
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut bootstrap_port = mem::uninitialized();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:119:64
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let mut bootstrap_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:124:61
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     let mut parent_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:149:45
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut msg: RecvMessage = mem::uninitialized();
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/lib.rs:115:26
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let child = self.before_exec(move || {
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]   --> src/lib.rs:92:41
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let mut port: mach_port_t = mem::uninitialized();
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         this code causes undefined behavior when executed
[INFO] [stdout]    |                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:108:38
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut bootstrap_port = mem::uninitialized();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:119:59
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let mut bootstrap_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                           |
[INFO] [stdout]     |                                                           this code causes undefined behavior when executed
[INFO] [stdout]     |                                                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `u32` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:124:56
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     let mut parent_port: mach_port_t = mem::uninitialized();
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                        |
[INFO] [stdout]     |                                                        this code causes undefined behavior when executed
[INFO] [stdout]     |                                                        help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RecvMessage` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:149:40
[INFO] [stdout]     |
[INFO] [stdout] 149 |             let mut msg: RecvMessage = mem::uninitialized();
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        this code causes undefined behavior when executed
[INFO] [stdout]     |                                        help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]    --> src/lib.rs:62:5
[INFO] [stdout]     |
[INFO] [stdout]  62 |     header: mach_msg_header_t,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustcuIVxEA/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libspawn_task_port-93948ed751dc33c6,libuuid-3f203225dfc7324d,librand-a4bdcec6f7a89244,librand-c3348abdc94f84fc,libmach-dc564458d1508aa9,liblibc-7a54cdb917ea7291}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcuIVxEA/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/test-1b52af73ddd81109" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: pid_for_task
[INFO] [stdout]           >>> referenced by test.rs:39 (tests/test.rs:39)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/test-1b52af73ddd81109.test.e2fe7c3581f068cd-cgu.0.rcgu.o:(test::test_process_pid::h61d85b740c0517a9)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: mach_task_self
[INFO] [stdout]           >>> referenced by lib.rs:46 (src/lib.rs:46)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$spawn_task_port..MachPort$u20$as$u20$core..ops..drop..Drop$GT$::drop::h0507d0438fb8e984) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           >>> referenced by lib.rs:93 (src/lib.rs:93)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$std..process..Command$u20$as$u20$spawn_task_port..CommandSpawnWithTask$GT$::spawn_get_task_port::h4cf62609278d00ee) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           >>> referenced by lib.rs:97 (src/lib.rs:97)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$std..process..Command$u20$as$u20$spawn_task_port..CommandSpawnWithTask$GT$::spawn_get_task_port::h4cf62609278d00ee) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           >>> referenced 3 more times
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: mach_port_deallocate
[INFO] [stdout]           >>> referenced by lib.rs:46 (src/lib.rs:46)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$spawn_task_port..MachPort$u20$as$u20$core..ops..drop..Drop$GT$::drop::h0507d0438fb8e984) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: mach_port_allocate
[INFO] [stdout]           >>> referenced by lib.rs:93 (src/lib.rs:93)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$std..process..Command$u20$as$u20$spawn_task_port..CommandSpawnWithTask$GT$::spawn_get_task_port::h4cf62609278d00ee) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: mach_port_insert_right
[INFO] [stdout]           >>> referenced by lib.rs:97 (src/lib.rs:97)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$std..process..Command$u20$as$u20$spawn_task_port..CommandSpawnWithTask$GT$::spawn_get_task_port::h4cf62609278d00ee) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: task_get_special_port
[INFO] [stdout]           >>> referenced by lib.rs:109 (src/lib.rs:109)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$std..process..Command$u20$as$u20$spawn_task_port..CommandSpawnWithTask$GT$::spawn_get_task_port::h4cf62609278d00ee) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           >>> referenced by lib.rs:120 (src/lib.rs:120)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$std..process..Command$u20$as$u20$spawn_task_port..CommandSpawnWithTask$GT$::spawn_get_task_port::_$u7b$$u7b$closure$u7d$$u7d$::h0cfa55b16915420e) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: bootstrap_register2
[INFO] [stdout]           >>> referenced by lib.rs:112 (src/lib.rs:112)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$std..process..Command$u20$as$u20$spawn_task_port..CommandSpawnWithTask$GT$::spawn_get_task_port::h4cf62609278d00ee) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: mach_msg
[INFO] [stdout]           >>> referenced by lib.rs:153 (src/lib.rs:153)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$std..process..Command$u20$as$u20$spawn_task_port..CommandSpawnWithTask$GT$::spawn_get_task_port::h4cf62609278d00ee) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: bootstrap_look_up
[INFO] [stdout]           >>> referenced by lib.rs:125 (src/lib.rs:125)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$std..process..Command$u20$as$u20$spawn_task_port..CommandSpawnWithTask$GT$::spawn_get_task_port::_$u7b$$u7b$closure$u7d$$u7d$::h0cfa55b16915420e) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: mach_msg_send
[INFO] [stdout]           >>> referenced by lib.rs:142 (src/lib.rs:142)
[INFO] [stdout]           >>>               spawn_task_port-93948ed751dc33c6.spawn_task_port.3e852a50519eeb8e-cgu.0.rcgu.o:(_$LT$std..process..Command$u20$as$u20$spawn_task_port..CommandSpawnWithTask$GT$::spawn_get_task_port::_$u7b$$u7b$closure$u7d$$u7d$::h0cfa55b16915420e) in archive /opt/rustwide/target/debug/deps/libspawn_task_port-93948ed751dc33c6.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spawn-task-port` (test "test") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "77be9e883eb265c224d695c228433cf8eb54629b180be99e4a39688d38de55ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77be9e883eb265c224d695c228433cf8eb54629b180be99e4a39688d38de55ba", kill_on_drop: false }`
[INFO] [stdout] 77be9e883eb265c224d695c228433cf8eb54629b180be99e4a39688d38de55ba