[INFO] fetching crate palaver 0.3.0-alpha.3...
[INFO] testing palaver-0.3.0-alpha.3 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate palaver 0.3.0-alpha.3 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate palaver 0.3.0-alpha.3 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate palaver 0.3.0-alpha.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate palaver 0.3.0-alpha.3
[INFO] tweaked toml for crates.io crate palaver 0.3.0-alpha.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate palaver 0.3.0-alpha.3 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded twox-hash v1.5.0
[INFO] [stderr]   Downloaded serde_json v1.0.47
[INFO] [stderr]   Downloaded as-slice v0.1.2
[INFO] [stderr]   Downloaded valgrind_request v1.1.0
[INFO] [stderr]   Downloaded hex v0.4.1
[INFO] [stderr]   Downloaded escargot v0.5.0
[INFO] [stderr]   Downloaded heapless v0.5.3
[INFO] [stderr]   Downloaded syn v1.0.14
[INFO] [stderr]   Downloaded procfs v0.7.7
[INFO] [stderr]   Downloaded replace_with v0.1.5
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 796576a1a35d0018f554aae07fe7b1e7aad494ff843f5cdee5207deaa65479ea
[INFO] running `Command { std: "docker" "start" "-a" "796576a1a35d0018f554aae07fe7b1e7aad494ff843f5cdee5207deaa65479ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "796576a1a35d0018f554aae07fe7b1e7aad494ff843f5cdee5207deaa65479ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796576a1a35d0018f554aae07fe7b1e7aad494ff843f5cdee5207deaa65479ea", kill_on_drop: false }`
[INFO] [stdout] 796576a1a35d0018f554aae07fe7b1e7aad494ff843f5cdee5207deaa65479ea
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 079e8b11522789fed316956ba48c3b00d1c9a76554a0f09e9023d4bbacb97c62
[INFO] running `Command { std: "docker" "start" "-a" "079e8b11522789fed316956ba48c3b00d1c9a76554a0f09e9023d4bbacb97c62", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling heapless v0.5.3
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling hex v0.4.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling replace_with v0.1.5
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling as-slice v0.1.2
[INFO] [stderr]    Compiling procfs v0.7.7
[INFO] [stderr]    Compiling palaver v0.3.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:274:22
[INFO] [stdout]     |
[INFO] [stdout] 274 |     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:17:2
[INFO] [stdout]     |
[INFO] [stdout] 17  |     unused_qualifications,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 274 -     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 274 +     Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |     let rand = nix::fcntl::open(
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 293 -     let rand = nix::fcntl::open(
[INFO] [stdout] 293 +     let rand = fcntl::open(
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:296:3
[INFO] [stdout]     |
[INFO] [stdout] 296 |         nix::sys::stat::Mode::empty(),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 296 -         nix::sys::stat::Mode::empty(),
[INFO] [stdout] 296 +         stat::Mode::empty(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:303:2
[INFO] [stdout]     |
[INFO] [stdout] 303 |     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 303 -     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout] 303 +     fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:310:36
[INFO] [stdout]     |
[INFO] [stdout] 310 |     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 310 -     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 310 +     let mut res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:334:24
[INFO] [stdout]     |
[INFO] [stdout] 334 |             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 334 -             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 334 +             Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:337:32
[INFO] [stdout]     |
[INFO] [stdout] 337 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 337 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 337 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:342:30
[INFO] [stdout]     |
[INFO] [stdout] 342 |             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 342 -             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 342 +             res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:345:32
[INFO] [stdout]     |
[INFO] [stdout] 345 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 345 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 345 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:419:2
[INFO] [stdout]     |
[INFO] [stdout] 419 |     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout] 419 +     fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:494:32
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 494 -                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 494 +                 return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:579:31
[INFO] [stdout]     |
[INFO] [stdout] 579 |             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 579 -             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 579 +             return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:22
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:48
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(unistd::Pid::from_raw(0), Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:341:41
[INFO] [stdout]     |
[INFO] [stdout] 341 |                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 341 -                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout] 341 +                         .and_then(|group| unistd::setpgid(Pid::from_raw(0), group))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:418:16
[INFO] [stdout]     |
[INFO] [stdout] 418 |     for signal in signal::Signal::iterator() {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 418 -     for signal in signal::Signal::iterator() {
[INFO] [stdout] 418 +     for signal in Signal::iterator() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:16
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:53
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == signal::Signal::SIGKILL || signal == Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:444:21
[INFO] [stdout]     |
[INFO] [stdout] 444 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 444 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 444 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:480:21
[INFO] [stdout]     |
[INFO] [stdout] 480 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 480 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 480 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]    --> src/env.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 &mut environ
[INFO] [stdout]     |                 ^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: this will be a hard error in the 2024 edition
[INFO] [stdout]     = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 addr_of_mut!(environ)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/process.rs:146:23
[INFO] [stdout]     |
[INFO] [stdout] 146 |             let _ = owns.state.compare_and_swap(0, 1, Ordering::Relaxed);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "079e8b11522789fed316956ba48c3b00d1c9a76554a0f09e9023d4bbacb97c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079e8b11522789fed316956ba48c3b00d1c9a76554a0f09e9023d4bbacb97c62", kill_on_drop: false }`
[INFO] [stdout] 079e8b11522789fed316956ba48c3b00d1c9a76554a0f09e9023d4bbacb97c62
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 700c55be2632f025d686a3373c632d6cf2fe2025140d28b78331d061e0e51ef1
[INFO] running `Command { std: "docker" "start" "-a" "700c55be2632f025d686a3373c632d6cf2fe2025140d28b78331d061e0e51ef1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling escargot v0.5.0
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:274:22
[INFO] [stdout]     |
[INFO] [stdout] 274 |     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:17:2
[INFO] [stdout]     |
[INFO] [stdout] 17  |     unused_qualifications,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 274 -     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 274 +     Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |     let rand = nix::fcntl::open(
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 293 -     let rand = nix::fcntl::open(
[INFO] [stdout] 293 +     let rand = fcntl::open(
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:296:3
[INFO] [stdout]     |
[INFO] [stdout] 296 |         nix::sys::stat::Mode::empty(),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 296 -         nix::sys::stat::Mode::empty(),
[INFO] [stdout] 296 +         stat::Mode::empty(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:303:2
[INFO] [stdout]     |
[INFO] [stdout] 303 |     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 303 -     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout] 303 +     fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:310:36
[INFO] [stdout]     |
[INFO] [stdout] 310 |     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 310 -     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 310 +     let mut res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:334:24
[INFO] [stdout]     |
[INFO] [stdout] 334 |             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 334 -             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 334 +             Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:337:32
[INFO] [stdout]     |
[INFO] [stdout] 337 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 337 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 337 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:342:30
[INFO] [stdout]     |
[INFO] [stdout] 342 |             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 342 -             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 342 +             res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:345:32
[INFO] [stdout]     |
[INFO] [stdout] 345 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 345 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 345 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:419:2
[INFO] [stdout]     |
[INFO] [stdout] 419 |     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout] 419 +     fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:494:32
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 494 -                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 494 +                 return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:579:31
[INFO] [stdout]     |
[INFO] [stdout] 579 |             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 579 -             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 579 +             return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:22
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:48
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(unistd::Pid::from_raw(0), Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:341:41
[INFO] [stdout]     |
[INFO] [stdout] 341 |                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 341 -                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout] 341 +                         .and_then(|group| unistd::setpgid(Pid::from_raw(0), group))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:418:16
[INFO] [stdout]     |
[INFO] [stdout] 418 |     for signal in signal::Signal::iterator() {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 418 -     for signal in signal::Signal::iterator() {
[INFO] [stdout] 418 +     for signal in Signal::iterator() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:16
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:53
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == signal::Signal::SIGKILL || signal == Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:444:21
[INFO] [stdout]     |
[INFO] [stdout] 444 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 444 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 444 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:480:21
[INFO] [stdout]     |
[INFO] [stdout] 480 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 480 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 480 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]    --> src/env.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 &mut environ
[INFO] [stdout]     |                 ^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: this will be a hard error in the 2024 edition
[INFO] [stdout]     = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 addr_of_mut!(environ)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/process.rs:146:23
[INFO] [stdout]     |
[INFO] [stdout] 146 |             let _ = owns.state.compare_and_swap(0, 1, Ordering::Relaxed);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]    Compiling palaver v0.3.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:274:22
[INFO] [stdout]     |
[INFO] [stdout] 274 |     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:17:2
[INFO] [stdout]     |
[INFO] [stdout] 17  |     unused_qualifications,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 274 -     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 274 +     Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |     let rand = nix::fcntl::open(
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 293 -     let rand = nix::fcntl::open(
[INFO] [stdout] 293 +     let rand = fcntl::open(
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:296:3
[INFO] [stdout]     |
[INFO] [stdout] 296 |         nix::sys::stat::Mode::empty(),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 296 -         nix::sys::stat::Mode::empty(),
[INFO] [stdout] 296 +         stat::Mode::empty(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:303:2
[INFO] [stdout]     |
[INFO] [stdout] 303 |     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 303 -     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout] 303 +     fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:310:36
[INFO] [stdout]     |
[INFO] [stdout] 310 |     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 310 -     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 310 +     let mut res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:334:24
[INFO] [stdout]     |
[INFO] [stdout] 334 |             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 334 -             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 334 +             Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:337:32
[INFO] [stdout]     |
[INFO] [stdout] 337 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 337 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 337 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:342:30
[INFO] [stdout]     |
[INFO] [stdout] 342 |             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 342 -             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 342 +             res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:345:32
[INFO] [stdout]     |
[INFO] [stdout] 345 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 345 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 345 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:419:2
[INFO] [stdout]     |
[INFO] [stdout] 419 |     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout] 419 +     fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:494:32
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 494 -                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 494 +                 return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:579:31
[INFO] [stdout]     |
[INFO] [stdout] 579 |             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 579 -             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 579 +             return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:22
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:48
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(unistd::Pid::from_raw(0), Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:341:41
[INFO] [stdout]     |
[INFO] [stdout] 341 |                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 341 -                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout] 341 +                         .and_then(|group| unistd::setpgid(Pid::from_raw(0), group))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:418:16
[INFO] [stdout]     |
[INFO] [stdout] 418 |     for signal in signal::Signal::iterator() {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 418 -     for signal in signal::Signal::iterator() {
[INFO] [stdout] 418 +     for signal in Signal::iterator() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:16
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:53
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == signal::Signal::SIGKILL || signal == Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:444:21
[INFO] [stdout]     |
[INFO] [stdout] 444 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 444 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 444 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:480:21
[INFO] [stdout]     |
[INFO] [stdout] 480 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 480 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 480 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]    --> src/env.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 &mut environ
[INFO] [stdout]     |                 ^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: this will be a hard error in the 2024 edition
[INFO] [stdout]     = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 addr_of_mut!(environ)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/process.rs:146:23
[INFO] [stdout]     |
[INFO] [stdout] 146 |             let _ = owns.state.compare_and_swap(0, 1, Ordering::Relaxed);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.20s
[INFO] running `Command { std: "docker" "inspect" "700c55be2632f025d686a3373c632d6cf2fe2025140d28b78331d061e0e51ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700c55be2632f025d686a3373c632d6cf2fe2025140d28b78331d061e0e51ef1", kill_on_drop: false }`
[INFO] [stdout] 700c55be2632f025d686a3373c632d6cf2fe2025140d28b78331d061e0e51ef1
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63e65da06ff506af58200e6589400b516dfc4e75f9d45252dd7c551cdf85c04a
[INFO] running `Command { std: "docker" "start" "-a" "63e65da06ff506af58200e6589400b516dfc4e75f9d45252dd7c551cdf85c04a", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:274:22
[INFO] [stderr]     |
[INFO] [stderr] 274 |     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:17:2
[INFO] [stderr]     |
[INFO] [stderr] 17  |     unused_qualifications,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 274 -     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stderr] 274 +     Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:293:13
[INFO] [stderr]     |
[INFO] [stderr] 293 |     let rand = nix::fcntl::open(
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 293 -     let rand = nix::fcntl::open(
[INFO] [stderr] 293 +     let rand = fcntl::open(
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:296:3
[INFO] [stderr]     |
[INFO] [stderr] 296 |         nix::sys::stat::Mode::empty(),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 296 -         nix::sys::stat::Mode::empty(),
[INFO] [stderr] 296 +         stat::Mode::empty(),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:303:2
[INFO] [stderr]     |
[INFO] [stderr] 303 |     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 303 -     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stderr] 303 +     fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:310:36
[INFO] [stderr]     |
[INFO] [stderr] 310 |     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 310 -     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stderr] 310 +     let mut res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:334:24
[INFO] [stderr]     |
[INFO] [stderr] 334 |             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 334 -             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stderr] 334 +             Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:337:32
[INFO] [stderr]     |
[INFO] [stderr] 337 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 337 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stderr] 337 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:342:30
[INFO] [stderr]     |
[INFO] [stderr] 342 |             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 342 -             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stderr] 342 +             res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:345:32
[INFO] [stderr]     |
[INFO] [stderr] 345 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 345 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stderr] 345 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:419:2
[INFO] [stderr]     |
[INFO] [stderr] 419 |     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 419 -     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stderr] 419 +     fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:494:32
[INFO] [stderr]     |
[INFO] [stderr] 494 |                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 494 -                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stderr] 494 +                 return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:579:31
[INFO] [stderr]     |
[INFO] [stderr] 579 |             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 579 -             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stderr] 579 +             return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:289:22
[INFO] [stderr]     |
[INFO] [stderr] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stderr] 289 +                     unistd::setpgid(Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:289:48
[INFO] [stderr]     |
[INFO] [stderr] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stderr] 289 +                     unistd::setpgid(unistd::Pid::from_raw(0), Pid::from_raw(0)).unwrap();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:341:41
[INFO] [stderr]     |
[INFO] [stderr] 341 |                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 341 -                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stderr] 341 +                         .and_then(|group| unistd::setpgid(Pid::from_raw(0), group))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:418:16
[INFO] [stderr]     |
[INFO] [stderr] 418 |     for signal in signal::Signal::iterator() {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 418 -     for signal in signal::Signal::iterator() {
[INFO] [stderr] 418 +     for signal in Signal::iterator() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:419:16
[INFO] [stderr]     |
[INFO] [stderr] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stderr] 419 +         if signal == Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:419:53
[INFO] [stderr]     |
[INFO] [stderr] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stderr] 419 +         if signal == signal::Signal::SIGKILL || signal == Signal::SIGSTOP {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:444:21
[INFO] [stderr]     |
[INFO] [stderr] 444 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 444 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr] 444 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:480:21
[INFO] [stderr]     |
[INFO] [stderr] 480 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 480 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr] 480 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stderr]    --> src/env.rs:266:5
[INFO] [stderr]     |
[INFO] [stderr] 266 |                 &mut environ
[INFO] [stderr]     |                 ^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stderr]     = note: this will be a hard error in the 2024 edition
[INFO] [stderr]     = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stderr]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stderr] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stderr]     |
[INFO] [stderr] 266 |                 addr_of_mut!(environ)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/process.rs:146:23
[INFO] [stderr]     |
[INFO] [stderr] 146 |             let _ = owns.state.compare_and_swap(0, 1, Ordering::Relaxed);
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `palaver` (lib) generated 22 warnings (run `cargo fix --lib -p palaver` to apply 20 suggestions)
[INFO] [stderr] warning: `palaver` (lib test) generated 22 warnings (22 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/palaver-66f6df7eb2a3683d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test thread::tests::count ... ignored
[INFO] [stdout] test env::tests::same ... ok
[INFO] [stdout] test process::tests::count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/env.rs (/opt/rustwide/target/debug/deps/env-5cfa1a30064c14ae)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test same_as_rust ... ok
[INFO] [stdout] test echo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 16.43s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fd_iter.rs (/opt/rustwide/target/debug/deps/fd_iter-51ab42005aa9763b)
[INFO] [stdout] 0
[INFO] [stdout] 1
[INFO] [stdout] 2
[INFO] [stderr]      Running tests/fork.rs (/opt/rustwide/target/debug/deps/fork-b4698aa583f897fa)
[INFO] [stdout] multithreaded
[INFO] [stderr] thread 'main' panicked at tests/fork.rs:170:38:
[INFO] [stderr] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56201a5cbfe5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]    1:     0x56201a5cbfe5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x56201a5cbfe5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    3:     0x56201a5cbfe5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x56201a5ed76b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]    5:     0x56201a5ed76b - core::fmt::write::h8bcd80919a02be29
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stderr]    6:     0x56201a5c9b5f - std::io::Write::write_fmt::hed769ca6c29434ec
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stderr]    7:     0x56201a5cbdbe - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    8:     0x56201a5cbdbe - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x56201a5ccf99 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stderr]   10:     0x56201a5cccdd - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:298:9
[INFO] [stderr]   11:     0x56201a5cd433 - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:795:13
[INFO] [stderr]   12:     0x56201a5cd314 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stderr]   13:     0x56201a5cc4a9 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]   14:     0x56201a5cd047 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stderr]   15:     0x56201a534763 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stderr]   16:     0x56201a534c56 - core::result::unwrap_failed::h382691b96ca8c13a
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1654:5
[INFO] [stderr]   17:     0x56201a53bf7d - core::result::Result<T,E>::unwrap::h5e295ee024885b76
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1077:23
[INFO] [stderr]   18:     0x56201a53bf7d - fork::fork::assert_dead::hcdfda9a7304130bb
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/fork.rs:170:3
[INFO] [stderr]   19:     0x56201a53a5b6 - fork::fork::multithreaded::h4816b512a5b34798
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/fork.rs:101:3
[INFO] [stderr]   20:     0x56201a53b59d - fork::fork::main::h14fb04c186bb7488
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/fork.rs:160:3
[INFO] [stderr]   21:     0x56201a548b76 - fork::main::h1248a4d86c9bd514
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/fork.rs:312:2
[INFO] [stderr]   22:     0x56201a54267b - core::ops::function::FnOnce::call_once::h497efaa29f70157a
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   23:     0x56201a535ede - std::sys_common::backtrace::__rust_begin_short_backtrace::heeac5d0904728942
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stderr]   24:     0x56201a541d61 - std::rt::lang_start::{{closure}}::hb58a0a760373e412
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:159:18
[INFO] [stderr]   25:     0x56201a5c5fed - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h239f0051f1e18680
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:284:13
[INFO] [stderr]   26:     0x56201a5c5fed - std::panicking::try::do_call::hf7072797cbfea7fa
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stderr]   27:     0x56201a5c5fed - std::panicking::try::h3a37e38691a5244b
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stderr]   28:     0x56201a5c5fed - std::panic::catch_unwind::hc7cc1460e4236209
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stderr]   29:     0x56201a5c5fed - std::rt::lang_start_internal::{{closure}}::hce632608b277cffc
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:141:48
[INFO] [stderr]   30:     0x56201a5c5fed - std::panicking::try::do_call::hafc0f13e6abd9d79
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stderr]   31:     0x56201a5c5fed - std::panicking::try::h67b8f1800ef15799
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stderr]   32:     0x56201a5c5fed - std::panic::catch_unwind::he5b260dc522c68be
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stderr]   33:     0x56201a5c5fed - std::rt::lang_start_internal::hf119eb75d1ffe221
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:141:20
[INFO] [stderr]   34:     0x56201a541d3a - std::rt::lang_start::hb0bfb1bce4d87f98
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/rt.rs:158:17
[INFO] [stderr]   35:     0x56201a548b9e - main
[INFO] [stderr]   36:     0x7f62b2bebd90 - <unknown>
[INFO] [stderr]   37:     0x7f62b2bebe40 - __libc_start_main
[INFO] [stderr]   38:     0x56201a535a25 - _start
[INFO] [stderr]   39:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--test fork`
[INFO] running `Command { std: "docker" "inspect" "63e65da06ff506af58200e6589400b516dfc4e75f9d45252dd7c551cdf85c04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63e65da06ff506af58200e6589400b516dfc4e75f9d45252dd7c551cdf85c04a", kill_on_drop: false }`
[INFO] [stdout] 63e65da06ff506af58200e6589400b516dfc4e75f9d45252dd7c551cdf85c04a
[INFO] testing palaver-0.3.0-alpha.3 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate palaver 0.3.0-alpha.3 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate palaver 0.3.0-alpha.3 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate palaver 0.3.0-alpha.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate palaver 0.3.0-alpha.3
[INFO] tweaked toml for crates.io crate palaver 0.3.0-alpha.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate palaver 0.3.0-alpha.3 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55f9ec3ad0aff7cdcf1e154ab20a5da57e5efd80a467ed63c328ba58746e057a
[INFO] running `Command { std: "docker" "start" "-a" "55f9ec3ad0aff7cdcf1e154ab20a5da57e5efd80a467ed63c328ba58746e057a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55f9ec3ad0aff7cdcf1e154ab20a5da57e5efd80a467ed63c328ba58746e057a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55f9ec3ad0aff7cdcf1e154ab20a5da57e5efd80a467ed63c328ba58746e057a", kill_on_drop: false }`
[INFO] [stdout] 55f9ec3ad0aff7cdcf1e154ab20a5da57e5efd80a467ed63c328ba58746e057a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf26930f05bfab1db771e9c8e8738d9b534984d992da901a927a43e25b6c9738
[INFO] running `Command { std: "docker" "start" "-a" "bf26930f05bfab1db771e9c8e8738d9b534984d992da901a927a43e25b6c9738", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling heapless v0.5.3
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling hex v0.4.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling replace_with v0.1.5
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling procfs v0.7.7
[INFO] [stderr]    Compiling as-slice v0.1.2
[INFO] [stderr]    Compiling palaver v0.3.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:274:22
[INFO] [stdout]     |
[INFO] [stdout] 274 |     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:17:2
[INFO] [stdout]     |
[INFO] [stdout] 17  |     unused_qualifications,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 274 -     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 274 +     Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |     let rand = nix::fcntl::open(
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 293 -     let rand = nix::fcntl::open(
[INFO] [stdout] 293 +     let rand = fcntl::open(
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:296:3
[INFO] [stdout]     |
[INFO] [stdout] 296 |         nix::sys::stat::Mode::empty(),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 296 -         nix::sys::stat::Mode::empty(),
[INFO] [stdout] 296 +         stat::Mode::empty(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:303:2
[INFO] [stdout]     |
[INFO] [stdout] 303 |     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 303 -     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout] 303 +     fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:310:36
[INFO] [stdout]     |
[INFO] [stdout] 310 |     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 310 -     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 310 +     let mut res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:334:24
[INFO] [stdout]     |
[INFO] [stdout] 334 |             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 334 -             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 334 +             Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:337:32
[INFO] [stdout]     |
[INFO] [stdout] 337 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 337 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 337 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:342:30
[INFO] [stdout]     |
[INFO] [stdout] 342 |             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 342 -             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 342 +             res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:345:32
[INFO] [stdout]     |
[INFO] [stdout] 345 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 345 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 345 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:419:2
[INFO] [stdout]     |
[INFO] [stdout] 419 |     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout] 419 +     fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:494:32
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 494 -                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 494 +                 return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:579:31
[INFO] [stdout]     |
[INFO] [stdout] 579 |             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 579 -             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 579 +             return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:22
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:48
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(unistd::Pid::from_raw(0), Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:341:41
[INFO] [stdout]     |
[INFO] [stdout] 341 |                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 341 -                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout] 341 +                         .and_then(|group| unistd::setpgid(Pid::from_raw(0), group))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:418:16
[INFO] [stdout]     |
[INFO] [stdout] 418 |     for signal in signal::Signal::iterator() {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 418 -     for signal in signal::Signal::iterator() {
[INFO] [stdout] 418 +     for signal in Signal::iterator() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:16
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:53
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == signal::Signal::SIGKILL || signal == Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:444:21
[INFO] [stdout]     |
[INFO] [stdout] 444 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 444 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 444 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:480:21
[INFO] [stdout]     |
[INFO] [stdout] 480 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 480 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 480 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]    --> src/env.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 &mut environ
[INFO] [stdout]     |                 ^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: this will be a hard error in the 2024 edition
[INFO] [stdout]     = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 addr_of_mut!(environ)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/process.rs:146:23
[INFO] [stdout]     |
[INFO] [stdout] 146 |             let _ = owns.state.compare_and_swap(0, 1, Ordering::Relaxed);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.83s
[INFO] running `Command { std: "docker" "inspect" "bf26930f05bfab1db771e9c8e8738d9b534984d992da901a927a43e25b6c9738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf26930f05bfab1db771e9c8e8738d9b534984d992da901a927a43e25b6c9738", kill_on_drop: false }`
[INFO] [stdout] bf26930f05bfab1db771e9c8e8738d9b534984d992da901a927a43e25b6c9738
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aba2b546d5c15dd619118c166ea00c5b4fb3deff814080a3f232952bd936edc3
[INFO] running `Command { std: "docker" "start" "-a" "aba2b546d5c15dd619118c166ea00c5b4fb3deff814080a3f232952bd936edc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling escargot v0.5.0
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:274:22
[INFO] [stdout]     |
[INFO] [stdout] 274 |     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:17:2
[INFO] [stdout]     |
[INFO] [stdout] 17  |     unused_qualifications,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 274 -     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 274 +     Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |     let rand = nix::fcntl::open(
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 293 -     let rand = nix::fcntl::open(
[INFO] [stdout] 293 +     let rand = fcntl::open(
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:296:3
[INFO] [stdout]     |
[INFO] [stdout] 296 |         nix::sys::stat::Mode::empty(),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 296 -         nix::sys::stat::Mode::empty(),
[INFO] [stdout] 296 +         stat::Mode::empty(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:303:2
[INFO] [stdout]     |
[INFO] [stdout] 303 |     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 303 -     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout] 303 +     fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:310:36
[INFO] [stdout]     |
[INFO] [stdout] 310 |     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 310 -     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 310 +     let mut res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:334:24
[INFO] [stdout]     |
[INFO] [stdout] 334 |             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 334 -             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 334 +             Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:337:32
[INFO] [stdout]     |
[INFO] [stdout] 337 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 337 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 337 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:342:30
[INFO] [stdout]     |
[INFO] [stdout] 342 |             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 342 -             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 342 +             res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:345:32
[INFO] [stdout]     |
[INFO] [stdout] 345 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 345 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 345 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:419:2
[INFO] [stdout]     |
[INFO] [stdout] 419 |     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout] 419 +     fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:494:32
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 494 -                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 494 +                 return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:579:31
[INFO] [stdout]     |
[INFO] [stdout] 579 |             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 579 -             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 579 +             return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:22
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:48
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(unistd::Pid::from_raw(0), Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:341:41
[INFO] [stdout]     |
[INFO] [stdout] 341 |                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 341 -                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout] 341 +                         .and_then(|group| unistd::setpgid(Pid::from_raw(0), group))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:418:16
[INFO] [stdout]     |
[INFO] [stdout] 418 |     for signal in signal::Signal::iterator() {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 418 -     for signal in signal::Signal::iterator() {
[INFO] [stdout] 418 +     for signal in Signal::iterator() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:16
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:53
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == signal::Signal::SIGKILL || signal == Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:444:21
[INFO] [stdout]     |
[INFO] [stdout] 444 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 444 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 444 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:480:21
[INFO] [stdout]     |
[INFO] [stdout] 480 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 480 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 480 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]    --> src/env.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 &mut environ
[INFO] [stdout]     |                 ^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: this will be a hard error in the 2024 edition
[INFO] [stdout]     = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 addr_of_mut!(environ)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/process.rs:146:23
[INFO] [stdout]     |
[INFO] [stdout] 146 |             let _ = owns.state.compare_and_swap(0, 1, Ordering::Relaxed);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]    Compiling palaver v0.3.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:274:22
[INFO] [stdout]     |
[INFO] [stdout] 274 |     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:17:2
[INFO] [stdout]     |
[INFO] [stdout] 17  |     unused_qualifications,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 274 -     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 274 +     Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |     let rand = nix::fcntl::open(
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 293 -     let rand = nix::fcntl::open(
[INFO] [stdout] 293 +     let rand = fcntl::open(
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:296:3
[INFO] [stdout]     |
[INFO] [stdout] 296 |         nix::sys::stat::Mode::empty(),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 296 -         nix::sys::stat::Mode::empty(),
[INFO] [stdout] 296 +         stat::Mode::empty(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:303:2
[INFO] [stdout]     |
[INFO] [stdout] 303 |     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 303 -     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout] 303 +     fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:310:36
[INFO] [stdout]     |
[INFO] [stdout] 310 |     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 310 -     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 310 +     let mut res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:334:24
[INFO] [stdout]     |
[INFO] [stdout] 334 |             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 334 -             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stdout] 334 +             Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:337:32
[INFO] [stdout]     |
[INFO] [stdout] 337 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 337 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 337 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:342:30
[INFO] [stdout]     |
[INFO] [stdout] 342 |             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 342 -             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stdout] 342 +             res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:345:32
[INFO] [stdout]     |
[INFO] [stdout] 345 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 345 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stdout] 345 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:419:2
[INFO] [stdout]     |
[INFO] [stdout] 419 |     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout] 419 +     fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:494:32
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 494 -                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 494 +                 return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/file.rs:579:31
[INFO] [stdout]     |
[INFO] [stdout] 579 |             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 579 -             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stdout] 579 +             return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:22
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:289:48
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stdout] 289 +                     unistd::setpgid(unistd::Pid::from_raw(0), Pid::from_raw(0)).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:341:41
[INFO] [stdout]     |
[INFO] [stdout] 341 |                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 341 -                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stdout] 341 +                         .and_then(|group| unistd::setpgid(Pid::from_raw(0), group))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:418:16
[INFO] [stdout]     |
[INFO] [stdout] 418 |     for signal in signal::Signal::iterator() {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 418 -     for signal in signal::Signal::iterator() {
[INFO] [stdout] 418 +     for signal in Signal::iterator() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:16
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:419:53
[INFO] [stdout]     |
[INFO] [stdout] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stdout] 419 +         if signal == signal::Signal::SIGKILL || signal == Signal::SIGSTOP {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:444:21
[INFO] [stdout]     |
[INFO] [stdout] 444 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 444 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 444 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/process.rs:480:21
[INFO] [stdout]     |
[INFO] [stdout] 480 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 480 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout] 480 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]    --> src/env.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 &mut environ
[INFO] [stdout]     |                 ^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: this will be a hard error in the 2024 edition
[INFO] [stdout]     = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 addr_of_mut!(environ)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/process.rs:146:23
[INFO] [stdout]     |
[INFO] [stdout] 146 |             let _ = owns.state.compare_and_swap(0, 1, Ordering::Relaxed);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.04s
[INFO] running `Command { std: "docker" "inspect" "aba2b546d5c15dd619118c166ea00c5b4fb3deff814080a3f232952bd936edc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aba2b546d5c15dd619118c166ea00c5b4fb3deff814080a3f232952bd936edc3", kill_on_drop: false }`
[INFO] [stdout] aba2b546d5c15dd619118c166ea00c5b4fb3deff814080a3f232952bd936edc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf7b40d8d97a30a816a0912506385e59a9a9a40b7b45d727f4c3549de8fa3169
[INFO] running `Command { std: "docker" "start" "-a" "bf7b40d8d97a30a816a0912506385e59a9a9a40b7b45d727f4c3549de8fa3169", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:274:22
[INFO] [stderr]     |
[INFO] [stderr] 274 |     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:17:2
[INFO] [stderr]     |
[INFO] [stderr] 17  |     unused_qualifications,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 274 -     Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stderr] 274 +     Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:293:13
[INFO] [stderr]     |
[INFO] [stderr] 293 |     let rand = nix::fcntl::open(
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 293 -     let rand = nix::fcntl::open(
[INFO] [stderr] 293 +     let rand = fcntl::open(
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:296:3
[INFO] [stderr]     |
[INFO] [stderr] 296 |         nix::sys::stat::Mode::empty(),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 296 -         nix::sys::stat::Mode::empty(),
[INFO] [stderr] 296 +         stat::Mode::empty(),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:303:2
[INFO] [stderr]     |
[INFO] [stderr] 303 |     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 303 -     std::fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stderr] 303 +     fmt::Write::write_fmt(&mut ret, format_args!("{}{}", prefix, random.to_hex())).unwrap();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:310:36
[INFO] [stderr]     |
[INFO] [stderr] 310 |     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 310 -     let mut res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stderr] 310 +     let mut res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:334:24
[INFO] [stderr]     |
[INFO] [stderr] 334 |             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 334 -             Err(nix::Error::Sys(nix::errno::Errno::last()))
[INFO] [stderr] 334 +             Err(nix::Error::Sys(errno::Errno::last()))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:337:32
[INFO] [stderr]     |
[INFO] [stderr] 337 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 337 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stderr] 337 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:342:30
[INFO] [stderr]     |
[INFO] [stderr] 342 |             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 342 -             res = Err(nix::Error::Sys(nix::errno::Errno::ENOSYS));
[INFO] [stderr] 342 +             res = Err(nix::Error::Sys(errno::Errno::ENOSYS));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:345:32
[INFO] [stderr]     |
[INFO] [stderr] 345 |     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 345 -     if res == Err(nix::Error::Sys(nix::errno::Errno::ENOSYS)) {
[INFO] [stderr] 345 +     if res == Err(nix::Error::Sys(errno::Errno::ENOSYS)) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:419:2
[INFO] [stderr]     |
[INFO] [stderr] 419 |     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 419 -     std::fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stderr] 419 +     fmt::Write::write_fmt(&mut to_path2, format_args!("{}", hash.to_hex())).unwrap();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:494:32
[INFO] [stderr]     |
[INFO] [stderr] 494 |                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 494 -                 return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stderr] 494 +                 return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/file.rs:579:31
[INFO] [stderr]     |
[INFO] [stderr] 579 |             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 579 -             return Err(nix::Error::Sys(nix::errno::Errno::EIO));
[INFO] [stderr] 579 +             return Err(nix::Error::Sys(errno::Errno::EIO));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:289:22
[INFO] [stderr]     |
[INFO] [stderr] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stderr] 289 +                     unistd::setpgid(Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:289:48
[INFO] [stderr]     |
[INFO] [stderr] 289 |                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 289 -                     unistd::setpgid(unistd::Pid::from_raw(0), unistd::Pid::from_raw(0)).unwrap();
[INFO] [stderr] 289 +                     unistd::setpgid(unistd::Pid::from_raw(0), Pid::from_raw(0)).unwrap();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:341:41
[INFO] [stderr]     |
[INFO] [stderr] 341 |                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 341 -                         .and_then(|group| unistd::setpgid(unistd::Pid::from_raw(0), group))
[INFO] [stderr] 341 +                         .and_then(|group| unistd::setpgid(Pid::from_raw(0), group))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:418:16
[INFO] [stderr]     |
[INFO] [stderr] 418 |     for signal in signal::Signal::iterator() {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 418 -     for signal in signal::Signal::iterator() {
[INFO] [stderr] 418 +     for signal in Signal::iterator() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:419:16
[INFO] [stderr]     |
[INFO] [stderr] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stderr] 419 +         if signal == Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:419:53
[INFO] [stderr]     |
[INFO] [stderr] 419 |         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 419 -         if signal == signal::Signal::SIGKILL || signal == signal::Signal::SIGSTOP {
[INFO] [stderr] 419 +         if signal == signal::Signal::SIGKILL || signal == Signal::SIGSTOP {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:444:21
[INFO] [stderr]     |
[INFO] [stderr] 444 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 444 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr] 444 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/process.rs:480:21
[INFO] [stderr]     |
[INFO] [stderr] 480 |             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 480 -             libc::CMSG_SPACE(std::mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr] 480 +             libc::CMSG_SPACE(mem::size_of::<[libc::c_int; 1]>().try_into().unwrap()) as usize
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stderr]    --> src/env.rs:266:5
[INFO] [stderr]     |
[INFO] [stderr] 266 |                 &mut environ
[INFO] [stderr]     |                 ^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stderr]     = note: this will be a hard error in the 2024 edition
[INFO] [stderr]     = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stderr]     = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stderr] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stderr]     |
[INFO] [stderr] 266 |                 addr_of_mut!(environ)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/process.rs:146:23
[INFO] [stderr]     |
[INFO] [stderr] 146 |             let _ = owns.state.compare_and_swap(0, 1, Ordering::Relaxed);
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `palaver` (lib) generated 22 warnings (run `cargo fix --lib -p palaver` to apply 20 suggestions)
[INFO] [stderr] warning: `palaver` (lib test) generated 22 warnings (22 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/palaver-66f6df7eb2a3683d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test thread::tests::count ... ignored
[INFO] [stdout] test env::tests::same ... ok
[INFO] [stdout] test process::tests::count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/env.rs (/opt/rustwide/target/debug/deps/env-5cfa1a30064c14ae)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test same_as_rust ... ok
[INFO] [stdout] test echo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 15.71s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fd_iter.rs (/opt/rustwide/target/debug/deps/fd_iter-51ab42005aa9763b)
[INFO] [stdout] 0
[INFO] [stdout] 1
[INFO] [stdout] 2
[INFO] [stderr]      Running tests/fork.rs (/opt/rustwide/target/debug/deps/fork-b4698aa583f897fa)
[INFO] [stdout] multithreaded
[INFO] [stderr] thread 'main' panicked at tests/fork.rs:170:38:
[INFO] [stderr] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x562e1aeb2e65 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]    1:     0x562e1aeb2e65 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x562e1aeb2e65 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    3:     0x562e1aeb2e65 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x562e1aed458b - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]    5:     0x562e1aed458b - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stderr]    6:     0x562e1aeb092f - std::io::Write::write_fmt::h456b7988df61daf3
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stderr]    7:     0x562e1aeb2c3e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    8:     0x562e1aeb2c3e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x562e1aeb3d59 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stderr]   10:     0x562e1aeb3b28 - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:298:9
[INFO] [stderr]   11:     0x562e1aeb41f3 - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:795:13
[INFO] [stderr]   12:     0x562e1aeb40d4 - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:664:13
[INFO] [stderr]   13:     0x562e1aeb3329 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]   14:     0x562e1aeb3e07 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stderr]   15:     0x562e1ae1a743 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stderr]   16:     0x562e1ae1ac36 - core::result::unwrap_failed::h52f3bbb78b59f71d
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/result.rs:1654:5
[INFO] [stderr]   17:     0x562e1ae21cad - core::result::Result<T,E>::unwrap::h248079ff30aa37d1
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/result.rs:1077:23
[INFO] [stderr]   18:     0x562e1ae21cad - fork::fork::assert_dead::hbdb2928a39ffc471
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/fork.rs:170:3
[INFO] [stderr]   19:     0x562e1ae20526 - fork::fork::multithreaded::h0d6c8fff0185ac32
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/fork.rs:101:3
[INFO] [stderr]   20:     0x562e1ae212cd - fork::fork::main::hb50393d921ac68f2
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/fork.rs:160:3
[INFO] [stderr]   21:     0x562e1ae2e826 - fork::main::h4cb8196eca09f662
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/fork.rs:312:2
[INFO] [stderr]   22:     0x562e1ae289bb - core::ops::function::FnOnce::call_once::h61f6922a09478aba
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   23:     0x562e1ae1bebe - std::sys_common::backtrace::__rust_begin_short_backtrace::hfe8c4641ffb80a44
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stderr]   24:     0x562e1ae28101 - std::rt::lang_start::{{closure}}::hcc7c43abe4e5926b
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/rt.rs:159:18
[INFO] [stderr]   25:     0x562e1aeace6d - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hac8b4a62b6f52371
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:284:13
[INFO] [stderr]   26:     0x562e1aeace6d - std::panicking::try::do_call::h6fc24bc97db29d34
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stderr]   27:     0x562e1aeace6d - std::panicking::try::hc544b64aa2eea933
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stderr]   28:     0x562e1aeace6d - std::panic::catch_unwind::hefb17e81fb559b9c
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stderr]   29:     0x562e1aeace6d - std::rt::lang_start_internal::{{closure}}::h834103e2d23d958b
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/rt.rs:141:48
[INFO] [stderr]   30:     0x562e1aeace6d - std::panicking::try::do_call::he39c25d597788515
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stderr]   31:     0x562e1aeace6d - std::panicking::try::hf4ef8dd97697f2c7
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stderr]   32:     0x562e1aeace6d - std::panic::catch_unwind::haa22d191a5c8abfb
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stderr]   33:     0x562e1aeace6d - std::rt::lang_start_internal::h8104aca277c551bf
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/rt.rs:141:20
[INFO] [stderr]   34:     0x562e1ae280da - std::rt::lang_start::h49b3a97445e56c9e
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/rt.rs:158:17
[INFO] [stderr]   35:     0x562e1ae2e84e - main
[INFO] [stderr]   36:     0x7f4e7dd4ad90 - <unknown>
[INFO] [stderr]   37:     0x7f4e7dd4ae40 - __libc_start_main
[INFO] [stderr]   38:     0x562e1ae1b9b5 - _start
[INFO] [stderr]   39:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--test fork`
[INFO] running `Command { std: "docker" "inspect" "bf7b40d8d97a30a816a0912506385e59a9a9a40b7b45d727f4c3549de8fa3169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf7b40d8d97a30a816a0912506385e59a9a9a40b7b45d727f4c3549de8fa3169", kill_on_drop: false }`
[INFO] [stdout] bf7b40d8d97a30a816a0912506385e59a9a9a40b7b45d727f4c3549de8fa3169
