[INFO] fetching crate procfs-core 0.18.0...
[INFO] checking procfs-core-0.18.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate procfs-core 0.18.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate procfs-core 0.18.0
[INFO] finished tweaking crates.io crate procfs-core 0.18.0
[INFO] tweaked toml for crates.io crate procfs-core 0.18.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate procfs-core 0.18.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate procfs-core 0.18.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cb9371f957f6c17e725aab13db1bf22dda295fcb2bdaabf869b41417eae776e
[INFO] running `Command { std: "docker" "start" "-a" "2cb9371f957f6c17e725aab13db1bf22dda295fcb2bdaabf869b41417eae776e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cb9371f957f6c17e725aab13db1bf22dda295fcb2bdaabf869b41417eae776e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb9371f957f6c17e725aab13db1bf22dda295fcb2bdaabf869b41417eae776e", kill_on_drop: false }`
[INFO] [stdout] 2cb9371f957f6c17e725aab13db1bf22dda295fcb2bdaabf869b41417eae776e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b3d736e79d8b6c73daf1690afcd75a81ea1a7a189dbb7b745f31807d22d04e8
[INFO] running `Command { std: "docker" "start" "-a" "2b3d736e79d8b6c73daf1690afcd75a81ea1a7a189dbb7b745f31807d22d04e8", kill_on_drop: false }`
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking procfs-core v0.18.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `expect`
[INFO] [stdout]  --> src/cpuinfo.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{expect, ProcResult};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expect`
[INFO] [stdout]  --> src/crypto.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{expect, FromBufRead, ProcError, ProcResult};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `expect` and `from_str`
[INFO] [stdout]  --> src/diskstats.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{expect, from_str, ProcResult};
[INFO] [stdout]   |             ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `build_internal_error`, `expect`, and `from_str`
[INFO] [stdout]  --> src/keyring.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{build_internal_error, expect, from_str, ProcResult};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `expect` and `from_str`
[INFO] [stdout]  --> src/locks.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{expect, from_str, ProcResult};
[INFO] [stdout]   |             ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `expect` and `from_str`
[INFO] [stdout]  --> src/meminfo.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{expect, from_str, ProcResult};
[INFO] [stdout]   |             ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `build_internal_error`, `expect`, and `from_str`
[INFO] [stdout]   --> src/net.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{build_internal_error, expect, from_iter, from_str};
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^  ^^^^^^             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expect`
[INFO] [stdout]  --> src/sysvipc_shm.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{expect, ProcResult};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expect`
[INFO] [stdout]  --> src/uptime.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{expect, ProcResult};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expect`
[INFO] [stdout]  --> src/cpuinfo.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{expect, ProcResult};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expect`
[INFO] [stdout]  --> src/crypto.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{expect, FromBufRead, ProcError, ProcResult};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `expect` and `from_str`
[INFO] [stdout]  --> src/diskstats.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{expect, from_str, ProcResult};
[INFO] [stdout]   |             ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `build_internal_error`, `expect`, and `from_str`
[INFO] [stdout]  --> src/keyring.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{build_internal_error, expect, from_str, ProcResult};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `expect` and `from_str`
[INFO] [stdout]  --> src/locks.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{expect, from_str, ProcResult};
[INFO] [stdout]   |             ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `expect` and `from_str`
[INFO] [stdout]  --> src/meminfo.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{expect, from_str, ProcResult};
[INFO] [stdout]   |             ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `build_internal_error`, `expect`, and `from_str`
[INFO] [stdout]   --> src/net.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{build_internal_error, expect, from_iter, from_str};
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^  ^^^^^^             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expect`
[INFO] [stdout]  --> src/sysvipc_shm.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{expect, ProcResult};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expect`
[INFO] [stdout]  --> src/uptime.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{expect, ProcResult};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pressure.rs:53:43
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn from_buf_read<R: std::io::BufRead>(mut r: R) -> ProcResult<Self> {
[INFO] [stdout]    |                                           ----^
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pressure.rs:53:43
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn from_buf_read<R: std::io::BufRead>(mut r: R) -> ProcResult<Self> {
[INFO] [stdout]    |                                           ----^
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iomem.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn get_range(&self) -> impl crate::WithSystemInfo<Output = (Pfn, Pfn)> {
[INFO] [stdout]    |                      ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn get_range(&self) -> impl crate::WithSystemInfo<'_, Output = (Pfn, Pfn)> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:199:53
[INFO] [stdout]     |
[INFO] [stdout] 199 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 200 | |         // Only operate on ASCII (byte) values
[INFO] [stdout] 201 | |         Ok(s.bytes()
[INFO] [stdout] 202 | |             .map(Self::from_ascii_char)
[INFO] [stdout] 203 | |             .fold(Self::default(), std::ops::BitOr::bitor))
[INFO] [stdout] 204 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 | /         Ok(s.bytes()
[INFO] [stdout] 202 | |             .map(Self::from_ascii_char)
[INFO] [stdout] 203 | |             .fold(Self::default(), std::ops::BitOr::bitor))
[INFO] [stdout]     | |___________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/process/mod.rs:575:17
[INFO] [stdout]     |
[INFO] [stdout] 575 |     pub fn iter(&self) -> std::slice::Iter<MemoryMap> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 575 |     pub fn iter(&self) -> std::slice::Iter<'_, MemoryMap> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, MMPermissions>
[INFO] [stdout]    --> src/process/mod.rs:637:20
[INFO] [stdout]     |
[INFO] [stdout] 637 |             perms: perms.parse()?,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:637:20
[INFO] [stdout]     |
[INFO] [stdout] 637 |             perms: perms.parse()?,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/process/stat.rs:410:22
[INFO] [stdout]     |
[INFO] [stdout] 410 |     pub fn starttime(&self) -> impl crate::WithSystemInfo<Output = ProcResult<chrono::DateTime<chrono::Local>>> {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 410 |     pub fn starttime(&self) -> impl crate::WithSystemInfo<'_, Output = ProcResult<chrono::DateTime<chrono::Local>>> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/process/stat.rs:432:22
[INFO] [stdout]     |
[INFO] [stdout] 432 |     pub fn rss_bytes(&self) -> impl crate::WithSystemInfo<Output = u64> {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 432 |     pub fn rss_bytes(&self) -> impl crate::WithSystemInfo<'_, Output = u64> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `procfs-core` (lib) due to 4 previous errors; 14 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iomem.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn get_range(&self) -> impl crate::WithSystemInfo<Output = (Pfn, Pfn)> {
[INFO] [stdout]    |                      ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn get_range(&self) -> impl crate::WithSystemInfo<'_, Output = (Pfn, Pfn)> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:199:53
[INFO] [stdout]     |
[INFO] [stdout] 199 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 200 | |         // Only operate on ASCII (byte) values
[INFO] [stdout] 201 | |         Ok(s.bytes()
[INFO] [stdout] 202 | |             .map(Self::from_ascii_char)
[INFO] [stdout] 203 | |             .fold(Self::default(), std::ops::BitOr::bitor))
[INFO] [stdout] 204 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 | /         Ok(s.bytes()
[INFO] [stdout] 202 | |             .map(Self::from_ascii_char)
[INFO] [stdout] 203 | |             .fold(Self::default(), std::ops::BitOr::bitor))
[INFO] [stdout]     | |___________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/process/mod.rs:575:17
[INFO] [stdout]     |
[INFO] [stdout] 575 |     pub fn iter(&self) -> std::slice::Iter<MemoryMap> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 575 |     pub fn iter(&self) -> std::slice::Iter<'_, MemoryMap> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, process::MMPermissions>
[INFO] [stdout]    --> src/process/mod.rs:637:20
[INFO] [stdout]     |
[INFO] [stdout] 637 |             perms: perms.parse()?,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:637:20
[INFO] [stdout]     |
[INFO] [stdout] 637 |             perms: perms.parse()?,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/process/stat.rs:410:22
[INFO] [stdout]     |
[INFO] [stdout] 410 |     pub fn starttime(&self) -> impl crate::WithSystemInfo<Output = ProcResult<chrono::DateTime<chrono::Local>>> {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 410 |     pub fn starttime(&self) -> impl crate::WithSystemInfo<'_, Output = ProcResult<chrono::DateTime<chrono::Local>>> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/process/stat.rs:432:22
[INFO] [stdout]     |
[INFO] [stdout] 432 |     pub fn rss_bytes(&self) -> impl crate::WithSystemInfo<Output = u64> {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 432 |     pub fn rss_bytes(&self) -> impl crate::WithSystemInfo<'_, Output = u64> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:844:20
[INFO] [stdout]     |
[INFO] [stdout] 844 |         assert_eq!("rw-p".parse(), Ok(P::READ | P::WRITE | P::PRIVATE));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:844:36
[INFO] [stdout]     |
[INFO] [stdout] 844 |         assert_eq!("rw-p".parse(), Ok(P::READ | P::WRITE | P::PRIVATE));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:844:9
[INFO] [stdout]     |
[INFO] [stdout] 844 |         assert_eq!("rw-p".parse(), Ok(P::READ | P::WRITE | P::PRIVATE));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:844:9
[INFO] [stdout]     |
[INFO] [stdout] 844 |         assert_eq!("rw-p".parse(), Ok(P::READ | P::WRITE | P::PRIVATE));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:844:9
[INFO] [stdout]     |
[INFO] [stdout] 844 |         assert_eq!("rw-p".parse(), Ok(P::READ | P::WRITE | P::PRIVATE));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:844:9
[INFO] [stdout]     |
[INFO] [stdout] 844 |         assert_eq!("rw-p".parse(), Ok(P::READ | P::WRITE | P::PRIVATE));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:845:20
[INFO] [stdout]     |
[INFO] [stdout] 845 |         assert_eq!("r-xs".parse(), Ok(P::READ | P::EXECUTE | P::SHARED));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:845:36
[INFO] [stdout]     |
[INFO] [stdout] 845 |         assert_eq!("r-xs".parse(), Ok(P::READ | P::EXECUTE | P::SHARED));
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:845:9
[INFO] [stdout]     |
[INFO] [stdout] 845 |         assert_eq!("r-xs".parse(), Ok(P::READ | P::EXECUTE | P::SHARED));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:845:9
[INFO] [stdout]     |
[INFO] [stdout] 845 |         assert_eq!("r-xs".parse(), Ok(P::READ | P::EXECUTE | P::SHARED));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:845:9
[INFO] [stdout]     |
[INFO] [stdout] 845 |         assert_eq!("r-xs".parse(), Ok(P::READ | P::EXECUTE | P::SHARED));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:845:9
[INFO] [stdout]     |
[INFO] [stdout] 845 |         assert_eq!("r-xs".parse(), Ok(P::READ | P::EXECUTE | P::SHARED));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:846:20
[INFO] [stdout]     |
[INFO] [stdout] 846 |         assert_eq!("----".parse(), Ok(P::NONE));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:846:36
[INFO] [stdout]     |
[INFO] [stdout] 846 |         assert_eq!("----".parse(), Ok(P::NONE));
[INFO] [stdout]     |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:846:9
[INFO] [stdout]     |
[INFO] [stdout] 846 |         assert_eq!("----".parse(), Ok(P::NONE));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:846:9
[INFO] [stdout]     |
[INFO] [stdout] 846 |         assert_eq!("----".parse(), Ok(P::NONE));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:846:9
[INFO] [stdout]     |
[INFO] [stdout] 846 |         assert_eq!("----".parse(), Ok(P::NONE));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<process::MMPermissions, Infallible>
[INFO] [stdout]    --> src/process/mod.rs:846:9
[INFO] [stdout]     |
[INFO] [stdout] 846 |         assert_eq!("----".parse(), Ok(P::NONE));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `procfs-core` (lib test) due to 22 previous errors; 14 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2b3d736e79d8b6c73daf1690afcd75a81ea1a7a189dbb7b745f31807d22d04e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3d736e79d8b6c73daf1690afcd75a81ea1a7a189dbb7b745f31807d22d04e8", kill_on_drop: false }`
[INFO] [stdout] 2b3d736e79d8b6c73daf1690afcd75a81ea1a7a189dbb7b745f31807d22d04e8