[INFO] cloning repository https://github.com/Cognoscan/ipc-teal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cognoscan/ipc-teal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCognoscan%2Fipc-teal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCognoscan%2Fipc-teal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60215a04647d629397a9ae6318b5e3d4dee92de1
[INFO] checking Cognoscan/ipc-teal against master#df1ae0f7dd168513de2d89beb2cb7a95d4fdc118 for pr-159343
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCognoscan%2Fipc-teal" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Cognoscan/ipc-teal
[INFO] finished tweaking git repo https://github.com/Cognoscan/ipc-teal
[INFO] tweaked toml for git repo https://github.com/Cognoscan/ipc-teal written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Cognoscan/ipc-teal on toolchain df1ae0f7dd168513de2d89beb2cb7a95d4fdc118
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Cognoscan/ipc-teal 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" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memmap2 v0.9.7
[INFO] [stderr]   Downloaded memfile v0.3.2
[INFO] [stderr]   Downloaded filedesc v0.6.3
[INFO] [stderr]   Downloaded tokio-seqpacket v0.8.0
[INFO] [stderr]   Downloaded owo-colors v4.2.2
[INFO] [stderr]   Downloaded clap v4.5.41
[INFO] [stderr]   Downloaded clap_builder v4.5.41
[INFO] [stderr]   Downloaded tokio v1.47.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 38482cd2e77e09160524ed1288ace73fedbd57c7efd77e37da607ecf417f8334
[INFO] running `Command { std: "docker" "start" "38482cd2e77e09160524ed1288ace73fedbd57c7efd77e37da607ecf417f8334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38482cd2e77e09160524ed1288ace73fedbd57c7efd77e37da607ecf417f8334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "38482cd2e77e09160524ed1288ace73fedbd57c7efd77e37da607ecf417f8334" "/opt/rustwide/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38482cd2e77e09160524ed1288ace73fedbd57c7efd77e37da607ecf417f8334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "38482cd2e77e09160524ed1288ace73fedbd57c7efd77e37da607ecf417f8334" "/opt/rustwide/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking filedesc v0.6.3
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking clap_builder v4.5.41
[INFO] [stderr]     Checking tokio v1.47.0
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]     Checking memfile v0.3.2
[INFO] [stderr]     Checking memmap2 v0.9.7
[INFO] [stderr]     Checking tracing-error v0.2.1
[INFO] [stderr]     Checking clap v4.5.41
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking tokio-seqpacket v0.8.0
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking ipc-teal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AtomicBool`, `IntoRawFd`, and `ffi::c_void`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ffi::c_void,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 3 |     io,
[INFO] [stdout] 4 |     os::fd::{IntoRawFd, OwnedFd},
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout] 5 |     sync::atomic::{AtomicBool, AtomicU64, AtomicUsize, Ordering},
[INFO] [stdout]   |                    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MessageHeader`
[INFO] [stdout]  --> src/broad_recv.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BroadIpcRecvState, BroadIpcSendState, MessageHeader, SIZE_HEADER, SIZE_RECV_STATE,
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `task::JoinHandle`
[INFO] [stdout]   --> src/broadcast.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::{task::JoinHandle, time::timeout};
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DropGuard`
[INFO] [stdout]   --> src/broadcast.rs:14:43
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio_util::sync::{CancellationToken, DropGuard};
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MmapMut` and `Mmap`
[INFO] [stdout]  --> src/server.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use memmap2::{Mmap, MmapMut};
[INFO] [stdout]   |               ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::Interest`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::Interest;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IpcState` and `SIZE_STATE`
[INFO] [stdout]  --> src/server.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     IpcState, MemQueue, MutMemQueue, SIZE_STATE, ST_ACTIVE, ST_CLOSED, ST_WAITING, WAKE_SEND,
[INFO] [stdout]   |     ^^^^^^^^                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow_fd::BorrowFd`
[INFO] [stdout]   --> src/lib.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     borrow_fd::BorrowFd,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0499]: cannot borrow `self.local` as mutable more than once at a time
[INFO] [stdout]    --> src/server.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout]  95 |     pub async fn reserve(&mut self, len: usize) -> io::Result<&mut [u8]> {
[INFO] [stdout]     |                          - let's call the lifetime of this reference `'1`
[INFO] [stdout] ...
[INFO] [stdout]  98 |         if let Some(buf) = self.local.try_reserve(head, len) {
[INFO] [stdout]     |                            ---------- first mutable borrow occurs here
[INFO] [stdout]  99 |             return Ok(buf);
[INFO] [stdout]     |                    ------- returning this value requires that `self.local` is borrowed for `'1`
[INFO] [stdout] ...
[INFO] [stdout] 102 |         self.local.set_state(ST_WAITING);
[INFO] [stdout]     |         ^^^^^^^^^^ second mutable borrow occurs here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0499]: cannot borrow `self.local` as mutable more than once at a time
[INFO] [stdout]    --> src/server.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout]  95 |     pub async fn reserve(&mut self, len: usize) -> io::Result<&mut [u8]> {
[INFO] [stdout]     |                          - let's call the lifetime of this reference `'1`
[INFO] [stdout] ...
[INFO] [stdout]  98 |         if let Some(buf) = self.local.try_reserve(head, len) {
[INFO] [stdout]     |                            ---------- first mutable borrow occurs here
[INFO] [stdout]  99 |             return Ok(buf);
[INFO] [stdout]     |                    ------- returning this value requires that `self.local` is borrowed for `'1`
[INFO] [stdout] ...
[INFO] [stdout] 107 |         self.local.set_state(ST_ACTIVE);
[INFO] [stdout]     |         ^^^^^^^^^^ second mutable borrow occurs here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]    --> src/broad_recv.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let head = self.state().head.value.load(Ordering::Relaxed);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tail`
[INFO] [stdout]    --> src/broad_recv.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let tail = self.send_state().tail.value.load(Ordering::Acquire);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/broadcast.rs:187:45
[INFO] [stdout]     |
[INFO] [stdout] 187 |     pub async fn prepare_message(&mut self, len: usize) -> &mut [u8] {
[INFO] [stdout]     |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/broadcast.rs:201:44
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub async fn submit_message(&mut self, len: usize) {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stdout] For more information about this error, try `rustc --explain E0499`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ipc-teal` (lib) due to 2 previous errors; 12 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "38482cd2e77e09160524ed1288ace73fedbd57c7efd77e37da607ecf417f8334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38482cd2e77e09160524ed1288ace73fedbd57c7efd77e37da607ecf417f8334", kill_on_drop: false }`
[INFO] [stdout] 38482cd2e77e09160524ed1288ace73fedbd57c7efd77e37da607ecf417f8334
