[INFO] fetching crate simple_libc 0.5.0...
[INFO] testing simple_libc-0.5.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate simple_libc 0.5.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate simple_libc 0.5.0
[INFO] finished tweaking crates.io crate simple_libc 0.5.0
[INFO] tweaked toml for crates.io crate simple_libc 0.5.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_libc 0.5.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.9.4)
[INFO] [stderr]       Adding getrandom v0.1.16 (available: v0.3.3)
[INFO] [stderr]       Adding strum v0.18.0 (available: v0.27.2)
[INFO] [stderr]       Adding strum_macros v0.18.0 (available: v0.27.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum_macros v0.18.0
[INFO] [stderr]   Downloaded wasi v0.9.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded getrandom v0.1.16
[INFO] [stderr]   Downloaded strum v0.18.0
[INFO] [stderr]   Downloaded serde_test v1.0.177
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eda4cb81b6ef90bb5acfa5abb565caf633aeb07f1944830c9ca82c965e6fd555
[INFO] running `Command { std: "docker" "start" "-a" "eda4cb81b6ef90bb5acfa5abb565caf633aeb07f1944830c9ca82c965e6fd555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eda4cb81b6ef90bb5acfa5abb565caf633aeb07f1944830c9ca82c965e6fd555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda4cb81b6ef90bb5acfa5abb565caf633aeb07f1944830c9ca82c965e6fd555", kill_on_drop: false }`
[INFO] [stdout] eda4cb81b6ef90bb5acfa5abb565caf633aeb07f1944830c9ca82c965e6fd555
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b085ddcfeab5ae364fead0d05f542607aa8d6ebb9e181782c9695538ee538252
[INFO] running `Command { std: "docker" "start" "-a" "b085ddcfeab5ae364fead0d05f542607aa8d6ebb9e181782c9695538ee538252", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling simple_libc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     unsafe { fcntl_raw!(fd, libc::F_DUPFD, min_fd) }
[INFO] [stdout]    |              ------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     unsafe { fcntl_raw!(fd, libc::F_DUPFD_CLOEXEC, min_fd) }
[INFO] [stdout]    |              --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     unsafe { fcntl_raw!(fd, libc::F_GETFD) }
[INFO] [stdout]    |              ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     unsafe { fcntl_raw!(fd, libc::F_SETFD, flags)? };
[INFO] [stdout]    |              ------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     unsafe { fcntl_raw!(fd, libc::F_SETLK, lock)? };
[INFO] [stdout]    |              ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     unsafe { fcntl_raw!(fd, libc::F_SETLKW, lock)? };
[INFO] [stdout]    |              ------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     unsafe { fcntl_raw!(fd, libc::F_GETLK, lock)? };
[INFO] [stdout]    |              ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `prctl`
[INFO] [stdout]   --> src/process.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 | #[cfg(all(target_os = "linux", feature = "prctl"))]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `serde`, `serde_full`, `strum`, `strum_full`, and `strum_macros`
[INFO] [stdout]    = help: consider adding `prctl` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/wait.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/sigaction.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Copy, Clone, Debug, Eq, Hash, PartialEq)]
[INFO] [stdout]    |                                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 24 |     Handler(extern "C" fn(Int)),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/sigaction.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Copy, Clone, Debug, Eq, Hash, PartialEq)]
[INFO] [stdout]    |                                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 25 |     ActionHandler(extern "C" fn(Int, *mut libc::siginfo_t, *mut libc::c_void)),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.31s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: simple_libc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "b085ddcfeab5ae364fead0d05f542607aa8d6ebb9e181782c9695538ee538252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b085ddcfeab5ae364fead0d05f542607aa8d6ebb9e181782c9695538ee538252", kill_on_drop: false }`
[INFO] [stdout] b085ddcfeab5ae364fead0d05f542607aa8d6ebb9e181782c9695538ee538252
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56f4f969cf3d193a5ff1abaa28acecce1db7a6efc09f660145f3666e6c665aa8
[INFO] running `Command { std: "docker" "start" "-a" "56f4f969cf3d193a5ff1abaa28acecce1db7a6efc09f660145f3666e6c665aa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     unsafe { fcntl_raw!(fd, libc::F_DUPFD, min_fd) }
[INFO] [stdout]    |              ------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     unsafe { fcntl_raw!(fd, libc::F_DUPFD_CLOEXEC, min_fd) }
[INFO] [stdout]    |              --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     unsafe { fcntl_raw!(fd, libc::F_GETFD) }
[INFO] [stdout]    |              ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     unsafe { fcntl_raw!(fd, libc::F_SETFD, flags)? };
[INFO] [stdout]    |              ------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     unsafe { fcntl_raw!(fd, libc::F_SETLK, lock)? };
[INFO] [stdout]    |              ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     unsafe { fcntl_raw!(fd, libc::F_SETLKW, lock)? };
[INFO] [stdout]    |              ------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     unsafe { fcntl_raw!(fd, libc::F_GETLK, lock)? };
[INFO] [stdout]    |              ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `prctl`
[INFO] [stdout]   --> src/process.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 | #[cfg(all(target_os = "linux", feature = "prctl"))]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `serde`, `serde_full`, `strum`, `strum_full`, and `strum_macros`
[INFO] [stdout]    = help: consider adding `prctl` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/wait.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/sigaction.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Copy, Clone, Debug, Eq, Hash, PartialEq)]
[INFO] [stdout]    |                                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 24 |     Handler(extern "C" fn(Int)),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/sigaction.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Copy, Clone, Debug, Eq, Hash, PartialEq)]
[INFO] [stdout]    |                                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 25 |     ActionHandler(extern "C" fn(Int, *mut libc::siginfo_t, *mut libc::c_void)),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling simple_libc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     unsafe { fcntl_raw!(fd, libc::F_DUPFD, min_fd) }
[INFO] [stdout]    |              ------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     unsafe { fcntl_raw!(fd, libc::F_DUPFD_CLOEXEC, min_fd) }
[INFO] [stdout]    |              --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     unsafe { fcntl_raw!(fd, libc::F_GETFD) }
[INFO] [stdout]    |              ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     unsafe { fcntl_raw!(fd, libc::F_SETFD, flags)? };
[INFO] [stdout]    |              ------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     unsafe { fcntl_raw!(fd, libc::F_SETLK, lock)? };
[INFO] [stdout]    |              ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     unsafe { fcntl_raw!(fd, libc::F_SETLKW, lock)? };
[INFO] [stdout]    |              ------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/fcntl.rs:8:62
[INFO] [stdout]    |
[INFO] [stdout]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stdout]    |                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     unsafe { fcntl_raw!(fd, libc::F_GETLK, lock)? };
[INFO] [stdout]    |              ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `prctl`
[INFO] [stdout]   --> src/process.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 | #[cfg(all(target_os = "linux", feature = "prctl"))]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `serde`, `serde_full`, `strum`, `strum_full`, and `strum_macros`
[INFO] [stdout]    = help: consider adding `prctl` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/wait.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/sigaction.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Copy, Clone, Debug, Eq, Hash, PartialEq)]
[INFO] [stdout]    |                                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 24 |     Handler(extern "C" fn(Int)),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/sigaction.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Copy, Clone, Debug, Eq, Hash, PartialEq)]
[INFO] [stdout]    |                                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 25 |     ActionHandler(extern "C" fn(Int, *mut libc::siginfo_t, *mut libc::c_void)),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: simple_libc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "56f4f969cf3d193a5ff1abaa28acecce1db7a6efc09f660145f3666e6c665aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f4f969cf3d193a5ff1abaa28acecce1db7a6efc09f660145f3666e6c665aa8", kill_on_drop: false }`
[INFO] [stdout] 56f4f969cf3d193a5ff1abaa28acecce1db7a6efc09f660145f3666e6c665aa8
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f1610f89798c87da1304149d7a7ba8eabe0eb3302c476a55814abbe86395693
[INFO] running `Command { std: "docker" "start" "-a" "9f1610f89798c87da1304149d7a7ba8eabe0eb3302c476a55814abbe86395693", kill_on_drop: false }`
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/fcntl.rs:8:62
[INFO] [stderr]    |
[INFO] [stderr]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stderr]    |                                                              ^
[INFO] [stderr] ...
[INFO] [stderr] 14 |     unsafe { fcntl_raw!(fd, libc::F_DUPFD, min_fd) }
[INFO] [stderr]    |              ------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stderr]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stderr]    = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/fcntl.rs:8:62
[INFO] [stderr]    |
[INFO] [stderr]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stderr]    |                                                              ^
[INFO] [stderr] ...
[INFO] [stderr] 19 |     unsafe { fcntl_raw!(fd, libc::F_DUPFD_CLOEXEC, min_fd) }
[INFO] [stderr]    |              --------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stderr]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stderr]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/fcntl.rs:8:62
[INFO] [stderr]    |
[INFO] [stderr]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stderr]    |                                                              ^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     unsafe { fcntl_raw!(fd, libc::F_GETFD) }
[INFO] [stderr]    |              ----------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: macro invocations at the end of a block are treated as expressions
[INFO] [stderr]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `fcntl_raw`
[INFO] [stderr]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/fcntl.rs:8:62
[INFO] [stderr]    |
[INFO] [stderr]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stderr]    |                                                              ^
[INFO] [stderr] ...
[INFO] [stderr] 29 |     unsafe { fcntl_raw!(fd, libc::F_SETFD, flags)? };
[INFO] [stderr]    |              ------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/fcntl.rs:8:62
[INFO] [stderr]    |
[INFO] [stderr]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stderr]    |                                                              ^
[INFO] [stderr] ...
[INFO] [stderr] 58 |     unsafe { fcntl_raw!(fd, libc::F_SETLK, lock)? };
[INFO] [stderr]    |              ----------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/fcntl.rs:8:62
[INFO] [stderr]    |
[INFO] [stderr]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stderr]    |                                                              ^
[INFO] [stderr] ...
[INFO] [stderr] 64 |     unsafe { fcntl_raw!(fd, libc::F_SETLKW, lock)? };
[INFO] [stderr]    |              ------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/fcntl.rs:8:62
[INFO] [stderr]    |
[INFO] [stderr]  8 |         error::convert_ret(libc::fcntl($fd, $cmd$(, $args)*));
[INFO] [stderr]    |                                                              ^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     unsafe { fcntl_raw!(fd, libc::F_GETLK, lock)? };
[INFO] [stderr]    |              ----------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `fcntl_raw` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `prctl`
[INFO] [stderr]   --> src/process.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 | #[cfg(all(target_os = "linux", feature = "prctl"))]
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `default`, `serde`, `serde_full`, `strum`, `strum_full`, and `strum_macros`
[INFO] [stderr]    = help: consider adding `prctl` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/wait.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |         unsafe {
[INFO] [stderr]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stderr]   --> src/sigaction.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[derive(Copy, Clone, Debug, Eq, Hash, PartialEq)]
[INFO] [stderr]    |                                        --------- in this derive macro expansion
[INFO] [stderr] ...
[INFO] [stderr] 24 |     Handler(extern "C" fn(Int)),
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the address of the same function can vary between different codegen units
[INFO] [stderr]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stderr]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stderr]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stderr]   --> src/sigaction.rs:25:19
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[derive(Copy, Clone, Debug, Eq, Hash, PartialEq)]
[INFO] [stderr]    |                                        --------- in this derive macro expansion
[INFO] [stderr] ...
[INFO] [stderr] 25 |     ActionHandler(extern "C" fn(Int, *mut libc::siginfo_t, *mut libc::c_void)),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the address of the same function can vary between different codegen units
[INFO] [stderr]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stderr]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `simple_libc` (lib) generated 11 warnings
[INFO] [stderr] warning: `simple_libc` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: simple_libc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_libc-e25241302e3f7ea1)
[INFO] [stdout] 
[INFO] [stdout] running 81 tests
[INFO] [stdout] test epoll::tests::test_epoll ... ok
[INFO] [stdout] test error::tests::test_convert_nzero ... ok
[INFO] [stdout] test error::tests::test_while_erange ... ok
[INFO] [stdout] test fcntl::tests::test_dupfd ... ok
[INFO] [stdout] test grp::tests::test_list_from_reader ... ok
[INFO] [stdout] test net::abstract_unix::tests::test_build_abstract_addr ... ok
[INFO] [stdout] test error::tests::test_convert_neg ... ok
[INFO] [stdout] test internal::tests::test_minus_one_either ... ok
[INFO] [stdout] test internal::tests::test_minus_one_unsigned ... ok
[INFO] [stdout] test net::tests::test_get_peer_pid_ids ... ok
[INFO] [stdout] test net::abstract_unix::tests::test_abstract_unix_stream ... ok
[INFO] [stdout] test grp::tests::test_lookup_current_gid ... ok
[INFO] [stdout] test net::tests::test_get_peer_ids ... ok
[INFO] [stdout] test error::tests::test_set_errno_success ... ok
[INFO] [stdout] test net::ucred::tests::test_get_ucred ... ok
[INFO] [stdout] test poll::tests::test_ppoll ... ok
[INFO] [stdout] test poll::tests::test_poll ... ok
[INFO] [stdout] test pollers::poll::tests::test_poll_poller ... ok
[INFO] [stdout] test internal::tests::test_minus_one_signed ... ok
[INFO] [stdout] test pollers::epoll::tests::test_epoll_poller ... ok
[INFO] [stdout] test pollers::select::tests::test_select_poller ... ok
[INFO] [stdout] test prctl::tests::test_ambient ... ok
[INFO] [stdout] test prctl::tests::test_bounding ... ok
[INFO] [stdout] test prctl::tests::test_capset_add_drop ... ok
[INFO] [stdout] test prctl::tests::test_capset_add_drop_multi ... ok
[INFO] [stdout] test prctl::tests::test_cap_serde ... ok
[INFO] [stdout] test grp::tests::test_list_iter ... ok
[INFO] [stdout] test prctl::tests::test_cap_bits ... ok
[INFO] [stdout] test error::tests::test_convert_if_errno ... ok
[INFO] [stdout] test prctl::tests::test_cap_iter ... ok
[INFO] [stdout] test error::tests::test_convert ... ok
[INFO] [stdout] test prctl::tests::test_capset_full ... ok
[INFO] [stdout] test prctl::tests::test_capset_intersection ... ok
[INFO] [stdout] test prctl::tests::test_capset_serde_raw ... ok
[INFO] [stdout] test prctl::tests::test_capset_sub ... ok
[INFO] [stdout] test prctl::tests::test_capset_serde_seq ... ok
[INFO] [stdout] test prctl::tests::test_capstate ... ok
[INFO] [stdout] test prctl::tests::test_nnp ... ok
[INFO] [stdout] test prctl::tests::test_keepcaps ... ok
[INFO] [stdout] test process::tests::test_build_grouplist_inplace ... ok
[INFO] [stdout] test process::tests::test_getpids_tid ... ok
[INFO] [stdout] test prctl::tests::test_capset_not ... ok
[INFO] [stdout] test prctl::tests::test_secbits ... ok
[INFO] [stdout] test process::tests::test_resuidgid ... ok
[INFO] [stdout] test prctl::tests::test_capset_bitor ... ok
[INFO] [stdout] test prctl::tests::test_capset_bitand ... ok
[INFO] [stdout] test process::tests::test_getuidgid ... ok
[INFO] [stdout] test process::tests::test_chdir ... ok
[INFO] [stdout] test pwd::tests::test_parse_str_from_bytes ... ok
[INFO] [stdout] test resource::tests::test_limit_serde ... ok
[INFO] [stdout] test pwd::tests::test_list_from_reader ... ok
[INFO] [stdout] test resource::tests::test_get_set_rlimits ... ok
[INFO] [stdout] test prctl::tests::test_capset_from_iter ... ok
[INFO] [stdout] test resource::tests::test_nice_rlimit_thresh ... ok
[INFO] [stdout] test resource::tests::test_prlimit ... ok
[INFO] [stdout] test resource::tests::test_resource_serde ... ok
[INFO] [stdout] test select::tests::test_fdset ... ok
[INFO] [stdout] test select::tests::test_select ... ok
[INFO] [stdout] test prctl::tests::test_capset_empty ... ok
[INFO] [stdout] test signal::tests::test_can_catch ... ok
[INFO] [stdout] test select::tests::test_pselect ... ok
[INFO] [stdout] test priority::tests::test_get_equals_nice ... ok
[INFO] [stdout] test select::tests::test_pselect_simple ... ok
[INFO] [stdout] test process::tests::test_getgroups ... ok
[INFO] [stdout] test select::tests::test_select_simple ... ok
[INFO] [stdout] test signal::tests::test_sig_from_name ... ok
[INFO] [stdout] test signal::tests::test_sigset ... ok
[INFO] [stdout] test tests::test_constrain ... ok
[INFO] [stdout] test tests::test_domainname ... ok
[INFO] [stdout] test process::tests::test_build_grouplist ... ok
[INFO] [stdout] test prctl::tests::test_capset_bitxor ... ok
[INFO] [stdout] test tests::test_uname_hostname ... ok
[INFO] [stdout] test tests::test_pipe ... ok
[INFO] [stdout] test tests::test_pipe2 ... ok
[INFO] [stdout] test fcntl::tests::test_inheritable ... ok
[INFO] [stdout] test error::tests::test_is_e ... ok
[INFO] [stdout] test pwd::tests::test_list_iter ... ok
[INFO] [stdout] test grp::tests::test_parse_str_from_bytes ... ok
[INFO] [stdout] test prctl::tests::test_capset_union ... ok
[INFO] [stdout] test pwd::tests::test_lookup_current_uid ... ok
[INFO] [stdout] test tests::test_sync ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 81 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.32s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_fork_wait.rs (/opt/rustwide/target/debug/deps/test_fork_wait-d66549a971cc8b76)
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_fork ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_signals.rs (/opt/rustwide/target/debug/deps/test_signals-7bcc02d52ccf47b3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_signalfd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_libc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/pwd.rs - pwd::Passwd::iter_single_thread_dangerous (line 100) ... ok
[INFO] [stdout] test src/grp.rs - grp::Group::iter_single_thread_dangerous (line 97) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f1610f89798c87da1304149d7a7ba8eabe0eb3302c476a55814abbe86395693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1610f89798c87da1304149d7a7ba8eabe0eb3302c476a55814abbe86395693", kill_on_drop: false }`
[INFO] [stdout] 9f1610f89798c87da1304149d7a7ba8eabe0eb3302c476a55814abbe86395693