[INFO] fetching crate cgroups 0.1.0... [INFO] checking cgroups-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate cgroups 0.1.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate cgroups 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config [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-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding nix v0.11.1 (latest: v0.29.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb69b21c81816dad765d02547e1a70ba05088222d6050870b70e5cde48b240da [INFO] running `Command { std: "docker" "start" "-a" "fb69b21c81816dad765d02547e1a70ba05088222d6050870b70e5cde48b240da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb69b21c81816dad765d02547e1a70ba05088222d6050870b70e5cde48b240da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb69b21c81816dad765d02547e1a70ba05088222d6050870b70e5cde48b240da", kill_on_drop: false }` [INFO] [stdout] fb69b21c81816dad765d02547e1a70ba05088222d6050870b70e5cde48b240da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a46a85a50ea2d22a7221df55ad7c9638109736b8264eb984dd3b4899f3a969b4 [INFO] running `Command { std: "docker" "start" "-a" "a46a85a50ea2d22a7221df55ad7c9638109736b8264eb984dd3b4899f3a969b4", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling nix v0.11.1 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking cgroups v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `error::*` [INFO] [stdout] --> src/cgroup_builder.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | use error::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/blkio.rs:319:33 [INFO] [stdout] | [INFO] [stdout] 319 | ::std::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/cpu.rs:95:33 [INFO] [stdout] | [INFO] [stdout] 95 | ::std::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/cpuacct.rs:87:33 [INFO] [stdout] | [INFO] [stdout] 87 | ::std::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/cpuset.rs:122:33 [INFO] [stdout] | [INFO] [stdout] 122 | ::std::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/devices.rs:179:33 [INFO] [stdout] | [INFO] [stdout] 179 | ::std::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/freezer.rs:69:33 [INFO] [stdout] | [INFO] [stdout] 69 | ::std::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/hugetlb.rs:70:33 [INFO] [stdout] | [INFO] [stdout] 70 | ::std::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/memory.rs:675:33 [INFO] [stdout] | [INFO] [stdout] 675 | ::std::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/net_cls.rs:69:33 [INFO] [stdout] | [INFO] [stdout] 69 | ::std::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/net_prio.rs:70:33 [INFO] [stdout] | [INFO] [stdout] 70 | ::std::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/perf_event.rs:53:33 [INFO] [stdout] | [INFO] [stdout] 53 | ::std::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/pid.rs:92:33 [INFO] [stdout] | [INFO] [stdout] 92 | ::std::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/rdma.rs:56:33 [INFO] [stdout] | [INFO] [stdout] 56 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cgroup.rs:27:15 [INFO] [stdout] | [INFO] [stdout] 27 | hier: &'b Hierarchy, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | hier: &'b dyn Hierarchy, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:37:23 [INFO] [stdout] | [INFO] [stdout] 37 | cause: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 37 | cause: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cgroup_builder.rs:74:20 [INFO] [stdout] | [INFO] [stdout] 74 | hierarchy: &'a Hierarchy, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 74 | hierarchy: &'a dyn Hierarchy, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cgroup.rs:44:39 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn new>(hier: &Hierarchy, path: P) -> Cgroup { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 44 | pub fn new>(hier: &dyn Hierarchy, path: P) -> Cgroup { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cgroup.rs:57:40 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn load>(hier: &Hierarchy, path: P) -> Cgroup { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 | pub fn load>(hier: &dyn Hierarchy, path: P) -> Cgroup { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cgroup_builder.rs:83:46 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn new(name: &'a str, hierarchy: &'a Hierarchy) -> CgroupBuilder<'a> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 83 | pub fn new(name: &'a str, hierarchy: &'a dyn Hierarchy) -> CgroupBuilder<'a> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:56:32 [INFO] [stdout] | [INFO] [stdout] 56 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 56 | fn cause(&self) -> Option<&dyn StdError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hierarchies.rs:126:13 [INFO] [stdout] | [INFO] [stdout] 126 | let mut more_fields = line[index + 3..].split_whitespace().collect::>(); [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: unused variable: `nodes` [INFO] [stdout] --> src/memory.rs:88:9 [INFO] [stdout] | [INFO] [stdout] 88 | let nodes = (s.split_whitespace().collect::>().len() - 8) / 8; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&BlkIoController` does not permit being left uninitialized [INFO] [stdout] --> src/blkio.rs:319:21 [INFO] [stdout] | [INFO] [stdout] 319 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&CpuController` does not permit being left uninitialized [INFO] [stdout] --> src/cpu.rs:95:21 [INFO] [stdout] | [INFO] [stdout] 95 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&CpuAcctController` does not permit being left uninitialized [INFO] [stdout] --> src/cpuacct.rs:87:21 [INFO] [stdout] | [INFO] [stdout] 87 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&CpuSetController` does not permit being left uninitialized [INFO] [stdout] --> src/cpuset.rs:122:21 [INFO] [stdout] | [INFO] [stdout] 122 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&DevicesController` does not permit being left uninitialized [INFO] [stdout] --> src/devices.rs:179:21 [INFO] [stdout] | [INFO] [stdout] 179 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&FreezerController` does not permit being left uninitialized [INFO] [stdout] --> src/freezer.rs:69:21 [INFO] [stdout] | [INFO] [stdout] 69 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&HugeTlbController` does not permit being left uninitialized [INFO] [stdout] --> src/hugetlb.rs:70:21 [INFO] [stdout] | [INFO] [stdout] 70 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&MemController` does not permit being left uninitialized [INFO] [stdout] --> src/memory.rs:675:21 [INFO] [stdout] | [INFO] [stdout] 675 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&NetClsController` does not permit being left uninitialized [INFO] [stdout] --> src/net_cls.rs:69:21 [INFO] [stdout] | [INFO] [stdout] 69 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&NetPrioController` does not permit being left uninitialized [INFO] [stdout] --> src/net_prio.rs:70:21 [INFO] [stdout] | [INFO] [stdout] 70 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&PerfEventController` does not permit being left uninitialized [INFO] [stdout] --> src/perf_event.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&PidController` does not permit being left uninitialized [INFO] [stdout] --> src/pid.rs:92:21 [INFO] [stdout] | [INFO] [stdout] 92 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&RdmaController` does not permit being left uninitialized [INFO] [stdout] --> src/rdma.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cgroup_builder.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | cg.apply(&self.resources); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 146 | let _ = cg.apply(&self.resources); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 37 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CgroupPid`, `PidResources`, and `Resources` [INFO] [stdout] --> tests/pids.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | use cgroups::{Cgroup, CgroupPid, PidResources, Resources}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Pid` [INFO] [stdout] --> tests/pids.rs:9:37 [INFO] [stdout] | [INFO] [stdout] 9 | use nix::unistd::{fork, ForkResult, Pid}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> tests/pids.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/devices.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | / devices.deny_device( [INFO] [stdout] 16 | | DeviceType::All, [INFO] [stdout] 17 | | -1, [INFO] [stdout] 18 | | -1, [INFO] [stdout] ... | [INFO] [stdout] 23 | | ], [INFO] [stdout] 24 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 15 | let _ = devices.deny_device( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/devices.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | devices.allow_device(DeviceType::Char, 1, 3, &vec![DevicePermissions::MkNod]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 32 | let _ = devices.allow_device(DeviceType::Char, 1, 3, &vec![DevicePermissions::MkNod]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/devices.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | devices.deny_device(DeviceType::Char, 1, 3, &DevicePermissions::all()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 49 | let _ = devices.deny_device(DeviceType::Char, 1, 3, &DevicePermissions::all()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/cgroup.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | cg.add_task(CgroupPid::from(pid)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 15 | let _ = cg.add_task(CgroupPid::from(pid)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/resources.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | cg.apply(&res); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 19 | let _ = cg.apply(&res); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/pids.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | pidcontroller.set_pid_max(PidMax::Value(1337)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 22 | let _ = pidcontroller.set_pid_max(PidMax::Value(1337)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/pids.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | pids.add_task(&(pid_t::from(child) as u64).into()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 67 | let _ = pids.add_task(&(pid_t::from(child) as u64).into()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/pids.rs:72:17 [INFO] [stdout] | [INFO] [stdout] 72 | pids.set_pid_max(PidMax::Value(1)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 72 | let _ = pids.set_pid_max(PidMax::Value(1)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error::*` [INFO] [stdout] --> src/cgroup_builder.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | use error::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/blkio.rs:319:33 [INFO] [stdout] | [INFO] [stdout] 319 | ::std::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/cpu.rs:95:33 [INFO] [stdout] | [INFO] [stdout] 95 | ::std::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/cpuacct.rs:87:33 [INFO] [stdout] | [INFO] [stdout] 87 | ::std::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/cpuset.rs:122:33 [INFO] [stdout] | [INFO] [stdout] 122 | ::std::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/devices.rs:179:33 [INFO] [stdout] | [INFO] [stdout] 179 | ::std::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/freezer.rs:69:33 [INFO] [stdout] | [INFO] [stdout] 69 | ::std::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/hugetlb.rs:70:33 [INFO] [stdout] | [INFO] [stdout] 70 | ::std::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/memory.rs:675:33 [INFO] [stdout] | [INFO] [stdout] 675 | ::std::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/net_cls.rs:69:33 [INFO] [stdout] | [INFO] [stdout] 69 | ::std::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/net_prio.rs:70:33 [INFO] [stdout] | [INFO] [stdout] 70 | ::std::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/perf_event.rs:53:33 [INFO] [stdout] | [INFO] [stdout] 53 | ::std::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/pid.rs:92:33 [INFO] [stdout] | [INFO] [stdout] 92 | ::std::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/rdma.rs:56:33 [INFO] [stdout] | [INFO] [stdout] 56 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cgroup.rs:27:15 [INFO] [stdout] | [INFO] [stdout] 27 | hier: &'b Hierarchy, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | hier: &'b dyn Hierarchy, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:37:23 [INFO] [stdout] | [INFO] [stdout] 37 | cause: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 37 | cause: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cgroup_builder.rs:74:20 [INFO] [stdout] | [INFO] [stdout] 74 | hierarchy: &'a Hierarchy, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 74 | hierarchy: &'a dyn Hierarchy, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cgroup.rs:44:39 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn new>(hier: &Hierarchy, path: P) -> Cgroup { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 44 | pub fn new>(hier: &dyn Hierarchy, path: P) -> Cgroup { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cgroup.rs:57:40 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn load>(hier: &Hierarchy, path: P) -> Cgroup { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 | pub fn load>(hier: &dyn Hierarchy, path: P) -> Cgroup { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cgroup_builder.rs:83:46 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn new(name: &'a str, hierarchy: &'a Hierarchy) -> CgroupBuilder<'a> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 83 | pub fn new(name: &'a str, hierarchy: &'a dyn Hierarchy) -> CgroupBuilder<'a> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:56:32 [INFO] [stdout] | [INFO] [stdout] 56 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 56 | fn cause(&self) -> Option<&dyn StdError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hierarchies.rs:126:13 [INFO] [stdout] | [INFO] [stdout] 126 | let mut more_fields = line[index + 3..].split_whitespace().collect::>(); [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: unused variable: `nodes` [INFO] [stdout] --> src/memory.rs:88:9 [INFO] [stdout] | [INFO] [stdout] 88 | let nodes = (s.split_whitespace().collect::>().len() - 8) / 8; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&BlkIoController` does not permit being left uninitialized [INFO] [stdout] --> src/blkio.rs:319:21 [INFO] [stdout] | [INFO] [stdout] 319 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&CpuController` does not permit being left uninitialized [INFO] [stdout] --> src/cpu.rs:95:21 [INFO] [stdout] | [INFO] [stdout] 95 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&CpuAcctController` does not permit being left uninitialized [INFO] [stdout] --> src/cpuacct.rs:87:21 [INFO] [stdout] | [INFO] [stdout] 87 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&CpuSetController` does not permit being left uninitialized [INFO] [stdout] --> src/cpuset.rs:122:21 [INFO] [stdout] | [INFO] [stdout] 122 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&DevicesController` does not permit being left uninitialized [INFO] [stdout] --> src/devices.rs:179:21 [INFO] [stdout] | [INFO] [stdout] 179 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&FreezerController` does not permit being left uninitialized [INFO] [stdout] --> src/freezer.rs:69:21 [INFO] [stdout] | [INFO] [stdout] 69 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&HugeTlbController` does not permit being left uninitialized [INFO] [stdout] --> src/hugetlb.rs:70:21 [INFO] [stdout] | [INFO] [stdout] 70 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&MemController` does not permit being left uninitialized [INFO] [stdout] --> src/memory.rs:675:21 [INFO] [stdout] | [INFO] [stdout] 675 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&NetClsController` does not permit being left uninitialized [INFO] [stdout] --> src/net_cls.rs:69:21 [INFO] [stdout] | [INFO] [stdout] 69 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&NetPrioController` does not permit being left uninitialized [INFO] [stdout] --> src/net_prio.rs:70:21 [INFO] [stdout] | [INFO] [stdout] 70 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&PerfEventController` does not permit being left uninitialized [INFO] [stdout] --> src/perf_event.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&PidController` does not permit being left uninitialized [INFO] [stdout] --> src/pid.rs:92:21 [INFO] [stdout] | [INFO] [stdout] 92 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&RdmaController` does not permit being left uninitialized [INFO] [stdout] --> src/rdma.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | ::std::mem::uninitialized() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cgroup_builder.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | cg.apply(&self.resources); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 146 | let _ = cg.apply(&self.resources); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 37 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.14s [INFO] running `Command { std: "docker" "inspect" "a46a85a50ea2d22a7221df55ad7c9638109736b8264eb984dd3b4899f3a969b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a46a85a50ea2d22a7221df55ad7c9638109736b8264eb984dd3b4899f3a969b4", kill_on_drop: false }` [INFO] [stdout] a46a85a50ea2d22a7221df55ad7c9638109736b8264eb984dd3b4899f3a969b4