Compilation error on RHEL8 on s390x

[jabir366]

The cargo build is failing

$  cargo build
   Compiling heim-net v0.1.0-rc.1 (/root/jab/heim/heim-net)
   Compiling heim-disk v0.1.0-rc.1 (/root/jab/heim/heim-disk)
error: multiple fields are never read
  --> heim-net/src/sys/linux/counters.rs:17:5
   |
11 | pub struct IoCounters {
   |            ---------- fields in this struct
...
17 |     rx_fifo: u64,
   |     ^^^^^^^
18 |     rx_frame: u64,
   |     ^^^^^^^^
19 |     rx_compressed: u64,
   |     ^^^^^^^^^^^^^
20 |     rx_multicast: u64,
   |     ^^^^^^^^^^^^
...
25 |     tx_fifo: u64,
   |     ^^^^^^^
26 |     tx_frame: u64,
   |     ^^^^^^^^
27 |     tx_compressed: u64,
   |     ^^^^^^^^^^^^^
28 |     tx_multicast: u64,
   |     ^^^^^^^^^^^^
   |
   = note: `IoCounters` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
note: the lint level is defined here
  --> heim-net/src/lib.rs:13:5
   |
13 |     dead_code,
   |     ^^^^^^^^^

error: could not compile `heim-net` (lib) due to 1 previous error
warning: build failed, waiting for other jobs to finish...
error: fields `read_merged_count` and `write_merged_count` are never read
  --> heim-disk/src/sys/linux/counters.rs:31:5
   |
24 | pub struct IoCounters {
   |            ---------- fields in this struct
...
31 |     read_merged_count: u64,
   |     ^^^^^^^^^^^^^^^^^
32 |     write_merged_count: u64,
   |     ^^^^^^^^^^^^^^^^^^
   |
   = note: `IoCounters` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
note: the lint level is defined here
  --> heim-disk/src/lib.rs:13:5
   |
13 |     dead_code,
   |     ^^^^^^^^^

error: could not compile `heim-disk` (lib) due to 1 previous error

OS details

 cat /etc/os-release
NAME="Red Hat Enterprise Linux"
VERSION="8.8 (Ootpa)"
ID="rhel"
ID_LIKE="fedora"
VERSION_ID="8.8"
PLATFORM_ID="platform:el8"
PRETTY_NAME="Red Hat Enterprise Linux 8.8 (Ootpa)"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:redhat:enterprise_linux:8::baseos"
HOME_URL="https://www.redhat.com/"
DOCUMENTATION_URL="https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8"
BUG_REPORT_URL="https://bugzilla.redhat.com/"

REDHAT_BUGZILLA_PRODUCT="Red Hat Enterprise Linux 8"
REDHAT_BUGZILLA_PRODUCT_VERSION=8.8
REDHAT_SUPPORT_PRODUCT="Red Hat Enterprise Linux"
REDHAT_SUPPORT_PRODUCT_VERSION="8.8"