[INFO] updating cached repository https://github.com/andrewdavidmackenzie/libproc-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/andrewdavidmackenzie/libproc-rs
[INFO] [stderr]    003a4b4..bcb8223  master     -> master
[INFO] [stderr]  * [new tag]         v0.6.0     -> v0.6.0
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bcb82234c727a7f9bf0c0d7a768917b784042534
[INFO] checking andrewdavidmackenzie/libproc-rs against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewdavidmackenzie%2Flibproc-rs" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrewdavidmackenzie/libproc-rs on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/andrewdavidmackenzie/libproc-rs
[INFO] finished tweaking git repo https://github.com/andrewdavidmackenzie/libproc-rs
[INFO] tweaked toml for git repo https://github.com/andrewdavidmackenzie/libproc-rs written to work/builds/worker-6/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 042eb54e3b0a5f1180ca01d7bbd4d345e0d9cefeca88150c25e499dbb26a3369
[INFO] running `"docker" "start" "-a" "042eb54e3b0a5f1180ca01d7bbd4d345e0d9cefeca88150c25e499dbb26a3369"`
[INFO] [stderr]     Checking libproc v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::ptr`
[INFO] [stderr]   --> src/libproc/proc_pid.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::ptr;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `c_int`, `c_void`
[INFO] [stderr]   --> src/libproc/proc_pid.rs:29:18
[INFO] [stderr]    |
[INFO] [stderr] 29 | use self::libc::{c_int, c_void};
[INFO] [stderr]    |                  ^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mem`
[INFO] [stderr]  --> src/libproc/kmesg_buffer.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{ptr, mem};
[INFO] [stderr]   |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::libproc::helpers`
[INFO] [stderr]  --> src/libproc/kmesg_buffer.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::libproc::helpers;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::libproc::helpers`
[INFO] [stderr]  --> src/libproc/pid_rusage.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::libproc::helpers;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `c_int`, `c_void`
[INFO] [stderr]  --> src/libproc/pid_rusage.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | use self::libc::{c_void, c_int};
[INFO] [stderr]   |                  ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/libproc/file_info.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::libproc::helpers`
[INFO] [stderr]  --> src/libproc/file_info.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::libproc::helpers;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `proc_types`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:183:17
[INFO] [stderr]     |
[INFO] [stderr] 183 | pub fn listpids(proc_types: ProcType) -> Result<Vec<u32>, String> {
[INFO] [stderr]     |                 ^^^^^^^^^^ help: consider prefixing with an underscore: `_proc_types`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pid`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:228:28
[INFO] [stderr]     |
[INFO] [stderr] 228 | pub fn pidinfo<T: PIDInfo>(pid: i32, arg: u64) -> Result<T, String> {
[INFO] [stderr]     |                            ^^^ help: consider prefixing with an underscore: `_pid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arg`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:228:38
[INFO] [stderr]     |
[INFO] [stderr] 228 | pub fn pidinfo<T: PIDInfo>(pid: i32, arg: u64) -> Result<T, String> {
[INFO] [stderr]     |                                      ^^^ help: consider prefixing with an underscore: `_arg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pid`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:260:23
[INFO] [stderr]     |
[INFO] [stderr] 260 | pub fn regionfilename(pid: i32, address: u64) -> Result<String, String> {
[INFO] [stderr]     |                       ^^^ help: consider prefixing with an underscore: `_pid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:260:33
[INFO] [stderr]     |
[INFO] [stderr] 260 | pub fn regionfilename(pid: i32, address: u64) -> Result<String, String> {
[INFO] [stderr]     |                                 ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pid`
[INFO] [stderr]   --> src/libproc/pid_rusage.rs:66:32
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub fn pidrusage<T: PIDRUsage>(pid : i32) -> Result<T, String> {
[INFO] [stderr]    |                                ^^^ help: consider prefixing with an underscore: `_pid`
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MAXPATHLEN`
[INFO] [stderr]   --> src/libproc/proc_pid.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | const MAXPATHLEN: usize = 1024;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PROC_PIDPATHINFO_MAXSIZE`
[INFO] [stderr]   --> src/libproc/proc_pid.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | const PROC_PIDPATHINFO_MAXSIZE: usize = 4 * MAXPATHLEN;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MAX_MSG_BSIZE`
[INFO] [stderr]   --> src/libproc/kmesg_buffer.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | const MAX_MSG_BSIZE : c_int = (1*1024*1024);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MSG_MAGIC`
[INFO] [stderr]   --> src/libproc/kmesg_buffer.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const MSG_MAGIC : c_int = 0x063061;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ptr`
[INFO] [stderr]   --> src/libproc/proc_pid.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::ptr;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `c_int`, `c_void`
[INFO] [stderr]   --> src/libproc/proc_pid.rs:29:18
[INFO] [stderr]    |
[INFO] [stderr] 29 | use self::libc::{c_int, c_void};
[INFO] [stderr]    |                  ^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::libproc::bsd_info::BSDInfo`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:507:9
[INFO] [stderr]     |
[INFO] [stderr] 507 |     use crate::libproc::bsd_info::BSDInfo;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::libproc::file_info::ListFDs`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:508:9
[INFO] [stderr]     |
[INFO] [stderr] 508 |     use crate::libproc::file_info::ListFDs;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::libproc::task_info::TaskAllInfo`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:509:9
[INFO] [stderr]     |
[INFO] [stderr] 509 |     use crate::libproc::task_info::TaskAllInfo;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ListThreads`, `libversion`, `listpidinfo`, `pidinfo`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:511:17
[INFO] [stderr]     |
[INFO] [stderr] 511 |     use super::{libversion, listpidinfo, ListThreads, pidinfo, pidpath};
[INFO] [stderr]     |                 ^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mem`
[INFO] [stderr]  --> src/libproc/kmesg_buffer.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{ptr, mem};
[INFO] [stderr]   |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::libproc::helpers`
[INFO] [stderr]  --> src/libproc/kmesg_buffer.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::libproc::helpers;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]    --> src/libproc/kmesg_buffer.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 177 |     use std::io;
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]    --> src/libproc/kmesg_buffer.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |     use std::io::Write;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::libproc::helpers`
[INFO] [stderr]  --> src/libproc/pid_rusage.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::libproc::helpers;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `c_int`, `c_void`
[INFO] [stderr]  --> src/libproc/pid_rusage.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | use self::libc::{c_void, c_int};
[INFO] [stderr]   |                  ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::pidrusage`
[INFO] [stderr]    --> src/libproc/pid_rusage.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |     use super::pidrusage;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::RUsageInfoV2`
[INFO] [stderr]    --> src/libproc/pid_rusage.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |     use super::RUsageInfoV2;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/libproc/file_info.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::libproc::helpers`
[INFO] [stderr]  --> src/libproc/file_info.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::libproc::helpers;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `proc_types`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:183:17
[INFO] [stderr]     |
[INFO] [stderr] 183 | pub fn listpids(proc_types: ProcType) -> Result<Vec<u32>, String> {
[INFO] [stderr]     |                 ^^^^^^^^^^ help: consider prefixing with an underscore: `_proc_types`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pid`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:228:28
[INFO] [stderr]     |
[INFO] [stderr] 228 | pub fn pidinfo<T: PIDInfo>(pid: i32, arg: u64) -> Result<T, String> {
[INFO] [stderr]     |                            ^^^ help: consider prefixing with an underscore: `_pid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arg`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:228:38
[INFO] [stderr]     |
[INFO] [stderr] 228 | pub fn pidinfo<T: PIDInfo>(pid: i32, arg: u64) -> Result<T, String> {
[INFO] [stderr]     |                                      ^^^ help: consider prefixing with an underscore: `_arg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pid`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:260:23
[INFO] [stderr]     |
[INFO] [stderr] 260 | pub fn regionfilename(pid: i32, address: u64) -> Result<String, String> {
[INFO] [stderr]     |                       ^^^ help: consider prefixing with an underscore: `_pid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/libproc/proc_pid.rs:260:33
[INFO] [stderr]     |
[INFO] [stderr] 260 | pub fn regionfilename(pid: i32, address: u64) -> Result<String, String> {
[INFO] [stderr]     |                                 ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pid`
[INFO] [stderr]   --> src/libproc/pid_rusage.rs:66:32
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub fn pidrusage<T: PIDRUsage>(pid : i32) -> Result<T, String> {
[INFO] [stderr]    |                                ^^^ help: consider prefixing with an underscore: `_pid`
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MAXPATHLEN`
[INFO] [stderr]   --> src/libproc/proc_pid.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | const MAXPATHLEN: usize = 1024;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PROC_PIDPATHINFO_MAXSIZE`
[INFO] [stderr]   --> src/libproc/proc_pid.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | const PROC_PIDPATHINFO_MAXSIZE: usize = 4 * MAXPATHLEN;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MAX_MSG_BSIZE`
[INFO] [stderr]   --> src/libproc/kmesg_buffer.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | const MAX_MSG_BSIZE : c_int = (1*1024*1024);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MSG_MAGIC`
[INFO] [stderr]   --> src/libproc/kmesg_buffer.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const MSG_MAGIC : c_int = 0x063061;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `"docker" "inspect" "042eb54e3b0a5f1180ca01d7bbd4d345e0d9cefeca88150c25e499dbb26a3369"`
[INFO] running `"docker" "rm" "-f" "042eb54e3b0a5f1180ca01d7bbd4d345e0d9cefeca88150c25e499dbb26a3369"`
[INFO] [stdout] 042eb54e3b0a5f1180ca01d7bbd4d345e0d9cefeca88150c25e499dbb26a3369