[INFO] crate cgroups 0.1.0 is already in cache [INFO] checking cgroups-0.1.0 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate cgroups 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate cgroups 0.1.0 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate cgroups 0.1.0 [INFO] finished tweaking crates.io crate cgroups 0.1.0 [INFO] tweaked toml for crates.io crate cgroups 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3523b129401f04303506253208e987b07e99e9d0ae3355018b5b0415e222bf38 [INFO] running `"docker" "start" "-a" "3523b129401f04303506253208e987b07e99e9d0ae3355018b5b0415e222bf38"` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling nix v0.11.1 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking cgroups v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cgroup.rs:27:15 [INFO] [stderr] | [INFO] [stderr] 27 | hier: &'b Hierarchy, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Hierarchy` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cgroup.rs:44:39 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn new>(hier: &Hierarchy, path: P) -> Cgroup { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Hierarchy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cgroup.rs:57:40 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn load>(hier: &Hierarchy, path: P) -> Cgroup { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Hierarchy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:37:23 [INFO] [stderr] | [INFO] [stderr] 37 | cause: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:56:32 [INFO] [stderr] | [INFO] [stderr] 56 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] warning: unused import: `error::*` [INFO] [stderr] --> src/cgroup_builder.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | use error::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cgroup_builder.rs:74:20 [INFO] [stderr] | [INFO] [stderr] 74 | hierarchy: &'a Hierarchy, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Hierarchy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cgroup_builder.rs:83:46 [INFO] [stderr] | [INFO] [stderr] 83 | pub fn new(name: &'a str, hierarchy: &'a Hierarchy) -> CgroupBuilder<'a> { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Hierarchy` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/blkio.rs:319:21 [INFO] [stderr] | [INFO] [stderr] 319 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/cpu.rs:95:21 [INFO] [stderr] | [INFO] [stderr] 95 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/cpuacct.rs:87:21 [INFO] [stderr] | [INFO] [stderr] 87 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/cpuset.rs:122:21 [INFO] [stderr] | [INFO] [stderr] 122 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/devices.rs:179:21 [INFO] [stderr] | [INFO] [stderr] 179 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/freezer.rs:69:21 [INFO] [stderr] | [INFO] [stderr] 69 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/hugetlb.rs:70:21 [INFO] [stderr] | [INFO] [stderr] 70 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/memory.rs:675:21 [INFO] [stderr] | [INFO] [stderr] 675 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/net_cls.rs:69:21 [INFO] [stderr] | [INFO] [stderr] 69 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/net_prio.rs:70:21 [INFO] [stderr] | [INFO] [stderr] 70 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/perf_event.rs:53:21 [INFO] [stderr] | [INFO] [stderr] 53 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/pid.rs:92:21 [INFO] [stderr] | [INFO] [stderr] 92 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/rdma.rs:56:21 [INFO] [stderr] | [INFO] [stderr] 56 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nodes` [INFO] [stderr] --> src/memory.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | let nodes = (s.split_whitespace().collect::>().len() - 8) / 8; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/hierarchies.rs:126:13 [INFO] [stderr] | [INFO] [stderr] 126 | let mut more_fields = line[index + 3..].split_whitespace().collect::>(); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the type `&blkio::BlkIoController` does not permit being left uninitialized [INFO] [stderr] --> src/blkio.rs:319:21 [INFO] [stderr] | [INFO] [stderr] 319 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&cpu::CpuController` does not permit being left uninitialized [INFO] [stderr] --> src/cpu.rs:95:21 [INFO] [stderr] | [INFO] [stderr] 95 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&cpuacct::CpuAcctController` does not permit being left uninitialized [INFO] [stderr] --> src/cpuacct.rs:87:21 [INFO] [stderr] | [INFO] [stderr] 87 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&cpuset::CpuSetController` does not permit being left uninitialized [INFO] [stderr] --> src/cpuset.rs:122:21 [INFO] [stderr] | [INFO] [stderr] 122 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&devices::DevicesController` does not permit being left uninitialized [INFO] [stderr] --> src/devices.rs:179:21 [INFO] [stderr] | [INFO] [stderr] 179 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&freezer::FreezerController` does not permit being left uninitialized [INFO] [stderr] --> src/freezer.rs:69:21 [INFO] [stderr] | [INFO] [stderr] 69 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&hugetlb::HugeTlbController` does not permit being left uninitialized [INFO] [stderr] --> src/hugetlb.rs:70:21 [INFO] [stderr] | [INFO] [stderr] 70 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&memory::MemController` does not permit being left uninitialized [INFO] [stderr] --> src/memory.rs:675:21 [INFO] [stderr] | [INFO] [stderr] 675 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&net_cls::NetClsController` does not permit being left uninitialized [INFO] [stderr] --> src/net_cls.rs:69:21 [INFO] [stderr] | [INFO] [stderr] 69 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&net_prio::NetPrioController` does not permit being left uninitialized [INFO] [stderr] --> src/net_prio.rs:70:21 [INFO] [stderr] | [INFO] [stderr] 70 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&perf_event::PerfEventController` does not permit being left uninitialized [INFO] [stderr] --> src/perf_event.rs:53:21 [INFO] [stderr] | [INFO] [stderr] 53 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&pid::PidController` does not permit being left uninitialized [INFO] [stderr] --> src/pid.rs:92:21 [INFO] [stderr] | [INFO] [stderr] 92 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&rdma::RdmaController` does not permit being left uninitialized [INFO] [stderr] --> src/rdma.rs:56:21 [INFO] [stderr] | [INFO] [stderr] 56 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cgroup_builder.rs:146:9 [INFO] [stderr] | [INFO] [stderr] 146 | cg.apply(&self.resources); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 37 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `CgroupPid`, `PidResources`, `Resources` [INFO] [stderr] --> tests/pids.rs:5:23 [INFO] [stderr] | [INFO] [stderr] 5 | use cgroups::{Cgroup, CgroupPid, PidResources, Resources}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Pid` [INFO] [stderr] --> tests/pids.rs:9:37 [INFO] [stderr] | [INFO] [stderr] 9 | use nix::unistd::{fork, ForkResult, Pid}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> tests/pids.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/cgroup.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | cg.add_task(CgroupPid::from(pid)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/devices.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | / devices.deny_device( [INFO] [stderr] 16 | | DeviceType::All, [INFO] [stderr] 17 | | -1, [INFO] [stderr] 18 | | -1, [INFO] [stderr] ... | [INFO] [stderr] 23 | | ], [INFO] [stderr] 24 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/devices.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | devices.allow_device(DeviceType::Char, 1, 3, &vec![DevicePermissions::MkNod]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/devices.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | devices.deny_device(DeviceType::Char, 1, 3, &DevicePermissions::all()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/pids.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | pidcontroller.set_pid_max(PidMax::Value(1337)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/pids.rs:67:17 [INFO] [stderr] | [INFO] [stderr] 67 | pids.add_task(&(pid_t::from(child) as u64).into()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/pids.rs:72:17 [INFO] [stderr] | [INFO] [stderr] 72 | pids.set_pid_max(PidMax::Value(1)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> tests/resources.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | cg.apply(&res); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cgroup.rs:27:15 [INFO] [stderr] | [INFO] [stderr] 27 | hier: &'b Hierarchy, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Hierarchy` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cgroup.rs:44:39 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn new>(hier: &Hierarchy, path: P) -> Cgroup { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Hierarchy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cgroup.rs:57:40 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn load>(hier: &Hierarchy, path: P) -> Cgroup { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Hierarchy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:37:23 [INFO] [stderr] | [INFO] [stderr] 37 | cause: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:56:32 [INFO] [stderr] | [INFO] [stderr] 56 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] warning: unused import: `error::*` [INFO] [stderr] --> src/cgroup_builder.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | use error::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cgroup_builder.rs:74:20 [INFO] [stderr] | [INFO] [stderr] 74 | hierarchy: &'a Hierarchy, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Hierarchy` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cgroup_builder.rs:83:46 [INFO] [stderr] | [INFO] [stderr] 83 | pub fn new(name: &'a str, hierarchy: &'a Hierarchy) -> CgroupBuilder<'a> { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Hierarchy` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/blkio.rs:319:21 [INFO] [stderr] | [INFO] [stderr] 319 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/cpu.rs:95:21 [INFO] [stderr] | [INFO] [stderr] 95 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/cpuacct.rs:87:21 [INFO] [stderr] | [INFO] [stderr] 87 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/cpuset.rs:122:21 [INFO] [stderr] | [INFO] [stderr] 122 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/devices.rs:179:21 [INFO] [stderr] | [INFO] [stderr] 179 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/freezer.rs:69:21 [INFO] [stderr] | [INFO] [stderr] 69 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/hugetlb.rs:70:21 [INFO] [stderr] | [INFO] [stderr] 70 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/memory.rs:675:21 [INFO] [stderr] | [INFO] [stderr] 675 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/net_cls.rs:69:21 [INFO] [stderr] | [INFO] [stderr] 69 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/net_prio.rs:70:21 [INFO] [stderr] | [INFO] [stderr] 70 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/perf_event.rs:53:21 [INFO] [stderr] | [INFO] [stderr] 53 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/pid.rs:92:21 [INFO] [stderr] | [INFO] [stderr] 92 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/rdma.rs:56:21 [INFO] [stderr] | [INFO] [stderr] 56 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nodes` [INFO] [stderr] --> src/memory.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | let nodes = (s.split_whitespace().collect::>().len() - 8) / 8; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/hierarchies.rs:126:13 [INFO] [stderr] | [INFO] [stderr] 126 | let mut more_fields = line[index + 3..].split_whitespace().collect::>(); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the type `&blkio::BlkIoController` does not permit being left uninitialized [INFO] [stderr] --> src/blkio.rs:319:21 [INFO] [stderr] | [INFO] [stderr] 319 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&cpu::CpuController` does not permit being left uninitialized [INFO] [stderr] --> src/cpu.rs:95:21 [INFO] [stderr] | [INFO] [stderr] 95 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&cpuacct::CpuAcctController` does not permit being left uninitialized [INFO] [stderr] --> src/cpuacct.rs:87:21 [INFO] [stderr] | [INFO] [stderr] 87 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&cpuset::CpuSetController` does not permit being left uninitialized [INFO] [stderr] --> src/cpuset.rs:122:21 [INFO] [stderr] | [INFO] [stderr] 122 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&devices::DevicesController` does not permit being left uninitialized [INFO] [stderr] --> src/devices.rs:179:21 [INFO] [stderr] | [INFO] [stderr] 179 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&freezer::FreezerController` does not permit being left uninitialized [INFO] [stderr] --> src/freezer.rs:69:21 [INFO] [stderr] | [INFO] [stderr] 69 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&hugetlb::HugeTlbController` does not permit being left uninitialized [INFO] [stderr] --> src/hugetlb.rs:70:21 [INFO] [stderr] | [INFO] [stderr] 70 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&memory::MemController` does not permit being left uninitialized [INFO] [stderr] --> src/memory.rs:675:21 [INFO] [stderr] | [INFO] [stderr] 675 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&net_cls::NetClsController` does not permit being left uninitialized [INFO] [stderr] --> src/net_cls.rs:69:21 [INFO] [stderr] | [INFO] [stderr] 69 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&net_prio::NetPrioController` does not permit being left uninitialized [INFO] [stderr] --> src/net_prio.rs:70:21 [INFO] [stderr] | [INFO] [stderr] 70 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&perf_event::PerfEventController` does not permit being left uninitialized [INFO] [stderr] --> src/perf_event.rs:53:21 [INFO] [stderr] | [INFO] [stderr] 53 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&pid::PidController` does not permit being left uninitialized [INFO] [stderr] --> src/pid.rs:92:21 [INFO] [stderr] | [INFO] [stderr] 92 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: the type `&rdma::RdmaController` does not permit being left uninitialized [INFO] [stderr] --> src/rdma.rs:56:21 [INFO] [stderr] | [INFO] [stderr] 56 | ::std::mem::uninitialized() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cgroup_builder.rs:146:9 [INFO] [stderr] | [INFO] [stderr] 146 | cg.apply(&self.resources); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 37 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.19s [INFO] running `"docker" "inspect" "3523b129401f04303506253208e987b07e99e9d0ae3355018b5b0415e222bf38"` [INFO] running `"docker" "rm" "-f" "3523b129401f04303506253208e987b07e99e9d0ae3355018b5b0415e222bf38"` [INFO] [stdout] 3523b129401f04303506253208e987b07e99e9d0ae3355018b5b0415e222bf38