[INFO] cloning repository https://github.com/ZhiXiao-Lin/rust-kvm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZhiXiao-Lin/rust-kvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhiXiao-Lin%2Frust-kvm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhiXiao-Lin%2Frust-kvm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a6d45fef927d1a513af05d0d082010c8a9c62d47 [INFO] checking ZhiXiao-Lin/rust-kvm against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhiXiao-Lin%2Frust-kvm" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ZhiXiao-Lin/rust-kvm on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ZhiXiao-Lin/rust-kvm [INFO] finished tweaking git repo https://github.com/ZhiXiao-Lin/rust-kvm [INFO] tweaked toml for git repo https://github.com/ZhiXiao-Lin/rust-kvm written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ZhiXiao-Lin/rust-kvm 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3dbd5971359b32854532a0e804500886b26f1d4a0da22d03632bf1adb7a50c0 [INFO] running `Command { std: "docker" "start" "-a" "a3dbd5971359b32854532a0e804500886b26f1d4a0da22d03632bf1adb7a50c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3dbd5971359b32854532a0e804500886b26f1d4a0da22d03632bf1adb7a50c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3dbd5971359b32854532a0e804500886b26f1d4a0da22d03632bf1adb7a50c0", kill_on_drop: false }` [INFO] [stdout] a3dbd5971359b32854532a0e804500886b26f1d4a0da22d03632bf1adb7a50c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f1916383f2ccefeac0c03133a7b28fbe21d782be8baabc036cc0c4bbc139339 [INFO] running `Command { std: "docker" "start" "-a" "7f1916383f2ccefeac0c03133a7b28fbe21d782be8baabc036cc0c4bbc139339", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling kvm-ioctls v0.11.0 (/opt/rustwide/workdir/crates/kvm-ioctls) [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking vmm-sys-util v0.9.0 (/opt/rustwide/workdir/crates/vmm-sys-util) [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/epoll.rs:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | use std::ops::{Deref, Drop}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/timerfd.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | use libc::{self, timerfd_create, timerfd_gettime, timerfd_settime, CLOCK_MONOTONIC, TFD_CLOEXEC}; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking kvm-bindings v0.5.0 (/opt/rustwide/workdir/crates/kvm-bindings) [INFO] [stdout] warning: the item `CpuId` is imported redundantly [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 8 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `CpuId` is already imported here [INFO] [stdout] ... [INFO] [stdout] 15 | use kvm_bindings::{CpuId, Msrs, KVM_MAX_CPUID_ENTRIES}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Msrs` is imported redundantly [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:15:27 [INFO] [stdout] | [INFO] [stdout] 8 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `Msrs` is already imported here [INFO] [stdout] ... [INFO] [stdout] 15 | use kvm_bindings::{CpuId, Msrs, KVM_MAX_CPUID_ENTRIES}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `KVM_MAX_CPUID_ENTRIES` is imported redundantly [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:15:33 [INFO] [stdout] | [INFO] [stdout] 8 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `KVM_MAX_CPUID_ENTRIES` is already imported here [INFO] [stdout] ... [INFO] [stdout] 15 | use kvm_bindings::{CpuId, Msrs, KVM_MAX_CPUID_ENTRIES}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `KVM_MAX_CPUID_ENTRIES` is imported redundantly [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/system.rs:546:9 [INFO] [stdout] | [INFO] [stdout] 544 | use super::*; [INFO] [stdout] | -------- the item `KVM_MAX_CPUID_ENTRIES` is already imported here [INFO] [stdout] 545 | #[cfg(any(target_arch = "x86", target_arch = "x86_64"))] [INFO] [stdout] 546 | use kvm_bindings::KVM_MAX_CPUID_ENTRIES; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CpuId` is imported redundantly [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 8 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `CpuId` is already imported here [INFO] [stdout] ... [INFO] [stdout] 15 | use kvm_bindings::{CpuId, Msrs, KVM_MAX_CPUID_ENTRIES}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1535:13 [INFO] [stdout] | [INFO] [stdout] 1535 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1557:13 [INFO] [stdout] | [INFO] [stdout] 1557 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1579:13 [INFO] [stdout] | [INFO] [stdout] 1579 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1601:13 [INFO] [stdout] | [INFO] [stdout] 1601 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking kvm v0.1.0 (/opt/rustwide/workdir/crates/kvm) [INFO] [stdout] warning: unused imports: `VcpuFd`, `VmFd` [INFO] [stdout] --> crates/kvm/src/main.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | use kvm_ioctls::{Kvm, VcpuFd, VmFd}; [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `kvm_userspace_memory_region` is imported redundantly [INFO] [stdout] --> crates/kvm/src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 7 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `kvm_userspace_memory_region` is already imported here [INFO] [stdout] ... [INFO] [stdout] 18 | use kvm_bindings::kvm_userspace_memory_region; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `KVM_MEM_LOG_DIRTY_PAGES` is imported redundantly [INFO] [stdout] --> crates/kvm/src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 7 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `KVM_MEM_LOG_DIRTY_PAGES` is already imported here [INFO] [stdout] ... [INFO] [stdout] 19 | use kvm_bindings::KVM_MEM_LOG_DIRTY_PAGES; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ioctl_with_val` [INFO] [stdout] --> crates/kvm/src/main.rs:156:38 [INFO] [stdout] | [INFO] [stdout] 156 | use vmm_sys_util::ioctl::{ioctl, ioctl_with_val}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `VcpuFd`, `VmFd` [INFO] [stdout] --> crates/kvm/src/main.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | use kvm_ioctls::{Kvm, VcpuFd, VmFd}; [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `kvm_userspace_memory_region` is imported redundantly [INFO] [stdout] --> crates/kvm/src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 7 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `kvm_userspace_memory_region` is already imported here [INFO] [stdout] ... [INFO] [stdout] 18 | use kvm_bindings::kvm_userspace_memory_region; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `KVM_MEM_LOG_DIRTY_PAGES` is imported redundantly [INFO] [stdout] --> crates/kvm/src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 7 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `KVM_MEM_LOG_DIRTY_PAGES` is already imported here [INFO] [stdout] ... [INFO] [stdout] 19 | use kvm_bindings::KVM_MEM_LOG_DIRTY_PAGES; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1535:13 [INFO] [stdout] | [INFO] [stdout] 1535 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1557:13 [INFO] [stdout] | [INFO] [stdout] 1557 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1579:13 [INFO] [stdout] | [INFO] [stdout] 1579 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1601:13 [INFO] [stdout] | [INFO] [stdout] 1601 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> crates/kvm/src/main.rs:124:38 [INFO] [stdout] | [INFO] [stdout] 124 | VcpuExit::MmioRead(addr, data) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> crates/kvm/src/main.rs:127:39 [INFO] [stdout] | [INFO] [stdout] 127 | VcpuExit::MmioWrite(addr, data) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> crates/kvm/src/main.rs:124:38 [INFO] [stdout] | [INFO] [stdout] 124 | VcpuExit::MmioRead(addr, data) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> crates/kvm/src/main.rs:127:39 [INFO] [stdout] | [INFO] [stdout] 127 | VcpuExit::MmioWrite(addr, data) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:2632:17 [INFO] [stdout] | [INFO] [stdout] 2632 | let mut sync_regs = vcpu.sync_regs_mut(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/epoll.rs:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | use std::ops::{Deref, Drop}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/seek_hole.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 77 | use super::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] 78 | use crate::tempdir::TempDir; [INFO] [stdout] 79 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `size_of` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/sock_ctrl_msg.rs:461:9 [INFO] [stdout] | [INFO] [stdout] 457 | use super::*; [INFO] [stdout] | -------- the item `size_of` is already imported here [INFO] [stdout] ... [INFO] [stdout] 461 | use std::mem::size_of; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `UnixDatagram` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/sock_ctrl_msg.rs:463:9 [INFO] [stdout] | [INFO] [stdout] 457 | use super::*; [INFO] [stdout] | -------- the item `UnixDatagram` is already imported here [INFO] [stdout] ... [INFO] [stdout] 463 | use std::os::unix::net::UnixDatagram; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `cmsghdr` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/sock_ctrl_msg.rs:466:9 [INFO] [stdout] | [INFO] [stdout] 457 | use super::*; [INFO] [stdout] | -------- the item `cmsghdr` is already imported here [INFO] [stdout] ... [INFO] [stdout] 466 | use libc::cmsghdr; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/timerfd.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | use libc::{self, timerfd_create, timerfd_gettime, timerfd_settime, CLOCK_MONOTONIC, TFD_CLOEXEC}; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/timerfd.rs:231:21 [INFO] [stdout] | [INFO] [stdout] 229 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] 230 | use std::thread::sleep; [INFO] [stdout] 231 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Seek` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/write_zeroes.rs:155:25 [INFO] [stdout] | [INFO] [stdout] 153 | use super::*; [INFO] [stdout] | -------- the item `Seek` is already imported here [INFO] [stdout] 154 | [INFO] [stdout] 155 | use std::io::{Read, Seek, SeekFrom, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SeekFrom` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/write_zeroes.rs:155:31 [INFO] [stdout] | [INFO] [stdout] 153 | use super::*; [INFO] [stdout] | -------- the item `SeekFrom` is already imported here [INFO] [stdout] 154 | [INFO] [stdout] 155 | use std::io::{Read, Seek, SeekFrom, Write}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `io` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/errno.rs:138:19 [INFO] [stdout] | [INFO] [stdout] 134 | use super::*; [INFO] [stdout] | -------- the item `io` is already imported here [INFO] [stdout] ... [INFO] [stdout] 138 | use std::io::{self, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.42s [INFO] running `Command { std: "docker" "inspect" "7f1916383f2ccefeac0c03133a7b28fbe21d782be8baabc036cc0c4bbc139339", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f1916383f2ccefeac0c03133a7b28fbe21d782be8baabc036cc0c4bbc139339", kill_on_drop: false }` [INFO] [stdout] 7f1916383f2ccefeac0c03133a7b28fbe21d782be8baabc036cc0c4bbc139339 [INFO] checking ZhiXiao-Lin/rust-kvm against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhiXiao-Lin%2Frust-kvm" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ZhiXiao-Lin/rust-kvm on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ZhiXiao-Lin/rust-kvm [INFO] finished tweaking git repo https://github.com/ZhiXiao-Lin/rust-kvm [INFO] tweaked toml for git repo https://github.com/ZhiXiao-Lin/rust-kvm written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ZhiXiao-Lin/rust-kvm 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6698db8af03dfd709e5110b6ee5b50121c671e7494d7e20ec500c49fccb90b51 [INFO] running `Command { std: "docker" "start" "-a" "6698db8af03dfd709e5110b6ee5b50121c671e7494d7e20ec500c49fccb90b51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6698db8af03dfd709e5110b6ee5b50121c671e7494d7e20ec500c49fccb90b51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6698db8af03dfd709e5110b6ee5b50121c671e7494d7e20ec500c49fccb90b51", kill_on_drop: false }` [INFO] [stdout] 6698db8af03dfd709e5110b6ee5b50121c671e7494d7e20ec500c49fccb90b51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 89ecc3dc214bb76a86ad2289c53e6182326382172ab81409243ef0104209d199 [INFO] running `Command { std: "docker" "start" "-a" "89ecc3dc214bb76a86ad2289c53e6182326382172ab81409243ef0104209d199", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling kvm-ioctls v0.11.0 (/opt/rustwide/workdir/crates/kvm-ioctls) [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking vmm-sys-util v0.9.0 (/opt/rustwide/workdir/crates/vmm-sys-util) [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/epoll.rs:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | use std::ops::{Deref, Drop}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/timerfd.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | use libc::{self, timerfd_create, timerfd_gettime, timerfd_settime, CLOCK_MONOTONIC, TFD_CLOEXEC}; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking kvm-bindings v0.5.0 (/opt/rustwide/workdir/crates/kvm-bindings) [INFO] [stdout] warning: the item `CpuId` is imported redundantly [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 8 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `CpuId` is already imported here [INFO] [stdout] ... [INFO] [stdout] 15 | use kvm_bindings::{CpuId, Msrs, KVM_MAX_CPUID_ENTRIES}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Msrs` is imported redundantly [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:15:27 [INFO] [stdout] | [INFO] [stdout] 8 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `Msrs` is already imported here [INFO] [stdout] ... [INFO] [stdout] 15 | use kvm_bindings::{CpuId, Msrs, KVM_MAX_CPUID_ENTRIES}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `KVM_MAX_CPUID_ENTRIES` is imported redundantly [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:15:33 [INFO] [stdout] | [INFO] [stdout] 8 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `KVM_MAX_CPUID_ENTRIES` is already imported here [INFO] [stdout] ... [INFO] [stdout] 15 | use kvm_bindings::{CpuId, Msrs, KVM_MAX_CPUID_ENTRIES}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `KVM_MAX_CPUID_ENTRIES` is imported redundantly [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/system.rs:546:9 [INFO] [stdout] | [INFO] [stdout] 544 | use super::*; [INFO] [stdout] | -------- the item `KVM_MAX_CPUID_ENTRIES` is already imported here [INFO] [stdout] 545 | #[cfg(any(target_arch = "x86", target_arch = "x86_64"))] [INFO] [stdout] 546 | use kvm_bindings::KVM_MAX_CPUID_ENTRIES; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CpuId` is imported redundantly [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 8 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `CpuId` is already imported here [INFO] [stdout] ... [INFO] [stdout] 15 | use kvm_bindings::{CpuId, Msrs, KVM_MAX_CPUID_ENTRIES}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1535:13 [INFO] [stdout] | [INFO] [stdout] 1535 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1557:13 [INFO] [stdout] | [INFO] [stdout] 1557 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1579:13 [INFO] [stdout] | [INFO] [stdout] 1579 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1601:13 [INFO] [stdout] | [INFO] [stdout] 1601 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking kvm v0.1.0 (/opt/rustwide/workdir/crates/kvm) [INFO] [stdout] warning: unused imports: `VcpuFd`, `VmFd` [INFO] [stdout] --> crates/kvm/src/main.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | use kvm_ioctls::{Kvm, VcpuFd, VmFd}; [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `kvm_userspace_memory_region` is imported redundantly [INFO] [stdout] --> crates/kvm/src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 7 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `kvm_userspace_memory_region` is already imported here [INFO] [stdout] ... [INFO] [stdout] 18 | use kvm_bindings::kvm_userspace_memory_region; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `KVM_MEM_LOG_DIRTY_PAGES` is imported redundantly [INFO] [stdout] --> crates/kvm/src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 7 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `KVM_MEM_LOG_DIRTY_PAGES` is already imported here [INFO] [stdout] ... [INFO] [stdout] 19 | use kvm_bindings::KVM_MEM_LOG_DIRTY_PAGES; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ioctl_with_val` [INFO] [stdout] --> crates/kvm/src/main.rs:156:38 [INFO] [stdout] | [INFO] [stdout] 156 | use vmm_sys_util::ioctl::{ioctl, ioctl_with_val}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `VcpuFd`, `VmFd` [INFO] [stdout] --> crates/kvm/src/main.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | use kvm_ioctls::{Kvm, VcpuFd, VmFd}; [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `kvm_userspace_memory_region` is imported redundantly [INFO] [stdout] --> crates/kvm/src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 7 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `kvm_userspace_memory_region` is already imported here [INFO] [stdout] ... [INFO] [stdout] 18 | use kvm_bindings::kvm_userspace_memory_region; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `KVM_MEM_LOG_DIRTY_PAGES` is imported redundantly [INFO] [stdout] --> crates/kvm/src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 7 | use kvm_bindings::*; [INFO] [stdout] | --------------- the item `KVM_MEM_LOG_DIRTY_PAGES` is already imported here [INFO] [stdout] ... [INFO] [stdout] 19 | use kvm_bindings::KVM_MEM_LOG_DIRTY_PAGES; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> crates/kvm/src/main.rs:124:38 [INFO] [stdout] | [INFO] [stdout] 124 | VcpuExit::MmioRead(addr, data) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> crates/kvm/src/main.rs:127:39 [INFO] [stdout] | [INFO] [stdout] 127 | VcpuExit::MmioWrite(addr, data) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> crates/kvm/src/main.rs:124:38 [INFO] [stdout] | [INFO] [stdout] 124 | VcpuExit::MmioRead(addr, data) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> crates/kvm/src/main.rs:127:39 [INFO] [stdout] | [INFO] [stdout] 127 | VcpuExit::MmioWrite(addr, data) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1535:13 [INFO] [stdout] | [INFO] [stdout] 1535 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1557:13 [INFO] [stdout] | [INFO] [stdout] 1557 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1579:13 [INFO] [stdout] | [INFO] [stdout] 1579 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:1601:13 [INFO] [stdout] | [INFO] [stdout] 1601 | let mut kvm_run: &mut kvm_run = self.kvm_run_ptr.as_mut_ref(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> crates/kvm-ioctls/src/ioctls/vcpu.rs:2632:17 [INFO] [stdout] | [INFO] [stdout] 2632 | let mut sync_regs = vcpu.sync_regs_mut(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/epoll.rs:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | use std::ops::{Deref, Drop}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/seek_hole.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 77 | use super::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] 78 | use crate::tempdir::TempDir; [INFO] [stdout] 79 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `size_of` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/sock_ctrl_msg.rs:461:9 [INFO] [stdout] | [INFO] [stdout] 457 | use super::*; [INFO] [stdout] | -------- the item `size_of` is already imported here [INFO] [stdout] ... [INFO] [stdout] 461 | use std::mem::size_of; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `UnixDatagram` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/sock_ctrl_msg.rs:463:9 [INFO] [stdout] | [INFO] [stdout] 457 | use super::*; [INFO] [stdout] | -------- the item `UnixDatagram` is already imported here [INFO] [stdout] ... [INFO] [stdout] 463 | use std::os::unix::net::UnixDatagram; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `cmsghdr` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/sock_ctrl_msg.rs:466:9 [INFO] [stdout] | [INFO] [stdout] 457 | use super::*; [INFO] [stdout] | -------- the item `cmsghdr` is already imported here [INFO] [stdout] ... [INFO] [stdout] 466 | use libc::cmsghdr; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/timerfd.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | use libc::{self, timerfd_create, timerfd_gettime, timerfd_settime, CLOCK_MONOTONIC, TFD_CLOEXEC}; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/timerfd.rs:231:21 [INFO] [stdout] | [INFO] [stdout] 229 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] 230 | use std::thread::sleep; [INFO] [stdout] 231 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Seek` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/write_zeroes.rs:155:25 [INFO] [stdout] | [INFO] [stdout] 153 | use super::*; [INFO] [stdout] | -------- the item `Seek` is already imported here [INFO] [stdout] 154 | [INFO] [stdout] 155 | use std::io::{Read, Seek, SeekFrom, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SeekFrom` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/linux/write_zeroes.rs:155:31 [INFO] [stdout] | [INFO] [stdout] 153 | use super::*; [INFO] [stdout] | -------- the item `SeekFrom` is already imported here [INFO] [stdout] 154 | [INFO] [stdout] 155 | use std::io::{Read, Seek, SeekFrom, Write}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `io` is imported redundantly [INFO] [stdout] --> crates/vmm-sys-util/src/errno.rs:138:19 [INFO] [stdout] | [INFO] [stdout] 134 | use super::*; [INFO] [stdout] | -------- the item `io` is already imported here [INFO] [stdout] ... [INFO] [stdout] 138 | use std::io::{self, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `JoinHandle` [INFO] [stdout] --> crates/vmm-sys-util/src/linux/signal.rs:503:13 [INFO] [stdout] | [INFO] [stdout] 503 | let killable = thread::spawn(|| loop {}); [INFO] [stdout] | ^^^^^^^^ ------------------------- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving `killable` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 503 | let killable: JoinHandle = thread::spawn(|| loop {}); [INFO] [stdout] | +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `vmm-sys-util` (lib test) due to 2 previous errors; 10 warnings emitted [INFO] running `Command { std: "docker" "inspect" "89ecc3dc214bb76a86ad2289c53e6182326382172ab81409243ef0104209d199", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89ecc3dc214bb76a86ad2289c53e6182326382172ab81409243ef0104209d199", kill_on_drop: false }` [INFO] [stdout] 89ecc3dc214bb76a86ad2289c53e6182326382172ab81409243ef0104209d199