[INFO] fetching crate linux-support 0.0.25...
[INFO] testing linux-support-0.0.25 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate linux-support 0.0.25 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate linux-support 0.0.25 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linux-support 0.0.25
[INFO] finished tweaking crates.io crate linux-support 0.0.25
[INFO] tweaked toml for crates.io crate linux-support 0.0.25 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ahash v0.4.7
[INFO] [stderr]   Downloaded bit-vec v0.6.3
[INFO] [stderr]   Downloaded streaming-iterator v0.1.5
[INFO] [stderr]   Downloaded crunchy v0.2.2
[INFO] [stderr]   Downloaded strum v0.19.5
[INFO] [stderr]   Downloaded tiny-keccak v2.0.2
[INFO] [stderr]   Downloaded serde-big-array v0.3.2
[INFO] [stderr]   Downloaded const_fn_assert v0.1.2
[INFO] [stderr]   Downloaded serde_bytes v0.11.5
[INFO] [stderr]   Downloaded raw-cpuid v9.1.1
[INFO] [stderr]   Downloaded strum_macros v0.19.4
[INFO] [stderr]   Downloaded const-random-macro v0.1.13
[INFO] [stderr]   Downloaded const-random v0.1.13
[INFO] [stderr]   Downloaded likely v0.2.0
[INFO] [stderr]   Downloaded terminate v0.2.1
[INFO] [stderr]   Downloaded swiss-army-knife v0.0.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 299ec2fe654d3952f8f19248f54c75b7d4993886cc923f40a1df1b350df5deca
[INFO] running `Command { std: "docker" "start" "-a" "299ec2fe654d3952f8f19248f54c75b7d4993886cc923f40a1df1b350df5deca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "299ec2fe654d3952f8f19248f54c75b7d4993886cc923f40a1df1b350df5deca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "299ec2fe654d3952f8f19248f54c75b7d4993886cc923f40a1df1b350df5deca", kill_on_drop: false }`
[INFO] [stdout] 299ec2fe654d3952f8f19248f54c75b7d4993886cc923f40a1df1b350df5deca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65dffa59522478e1900327c744ac3285a42d17724075b77cc4bca29e10caeaa1
[INFO] running `Command { std: "docker" "start" "-a" "65dffa59522478e1900327c744ac3285a42d17724075b77cc4bca29e10caeaa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling likely v0.2.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling terminate v0.2.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling strum v0.19.5
[INFO] [stderr]    Compiling streaming-iterator v0.1.5
[INFO] [stderr]    Compiling const_fn_assert v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling raw-cpuid v9.1.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling const-cstr-fork v0.2.2
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling libc-extra v0.3.2
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling const-random v0.1.13
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling serde-big-array v0.3.2
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling swiss-army-knife v0.0.19
[INFO] [stderr]    Compiling linux-support v0.0.25 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![feature(const_raw_ptr_to_usize_cast)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: at compile-time, pointers do not have an integer value, so these casts cannot be properly supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]    --> src/express_data_path/ring_queues/XskRingQueue.rs:244:4
[INFO] [stdout]     |
[INFO] [stdout] 244 |             llvm_asm!
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/file_descriptors/directory/ExtendedMetadata.rs:14:55
[INFO] [stdout]     |
[INFO] [stdout] 14  |         extended_metadata_field!($self, $field, $bit, |v| v);
[INFO] [stdout]     |                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 101 |         extended_metadata_field!(self, stx_size, Size)
[INFO] [stdout]     |         ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[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 `extended_metadata_field`
[INFO] [stdout]     = note: this warning originates in the macro `extended_metadata_field` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/syscall/SYS.raw_syscall.x86_64.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |         llvm_asm!
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/syscall/SYS.raw_syscall.x86_64.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 |         llvm_asm!
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/syscall/SYS.raw_syscall.x86_64.rs:55:3
[INFO] [stdout]    |
[INFO] [stdout] 55 |         llvm_asm!
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/syscall/SYS.raw_syscall.x86_64.rs:78:3
[INFO] [stdout]    |
[INFO] [stdout] 78 |         llvm_asm!
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]    --> src/syscall/SYS.raw_syscall.x86_64.rs:102:3
[INFO] [stdout]     |
[INFO] [stdout] 102 |         llvm_asm!
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]    --> src/syscall/SYS.raw_syscall.x86_64.rs:127:3
[INFO] [stdout]     |
[INFO] [stdout] 127 |         llvm_asm!
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]    --> src/syscall/SYS.raw_syscall.x86_64.rs:153:3
[INFO] [stdout]     |
[INFO] [stdout] 153 |         llvm_asm!
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/current_numa_node_and_hyper_thread.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 |         llvm_asm!
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:14:50
[INFO] [stdout]    |
[INFO] [stdout] 14 |     MaximumSizeOfVirtualMemoryAddressSpaceInBytes = RLIMIT_AS,
[INFO] [stdout]    |                                                     ^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:16:38
[INFO] [stdout]    |
[INFO] [stdout] 16 |     MaximumSizeOfACoreDumpFileInBytes = RLIMIT_CORE,
[INFO] [stdout]    |                                         ^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 |     CpuTimeLimitInSeconds = RLIMIT_CPU,
[INFO] [stdout]    |                             ^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:20:43
[INFO] [stdout]    |
[INFO] [stdout] 20 |     MaximumSizeOfProcessDataSegmentInBytes = RLIMIT_DATA,
[INFO] [stdout]    |                                              ^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:23:47
[INFO] [stdout]    |
[INFO] [stdout] 23 |     MaximumSizeOfProcessResidentSetSizeInBytes = RLIMIT_RSS,
[INFO] [stdout]    |                                                  ^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:25:37
[INFO] [stdout]    |
[INFO] [stdout] 25 |     MaximumSizeOfProcessStackInBytes = RLIMIT_STACK,
[INFO] [stdout]    |                                        ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:27:50
[INFO] [stdout]    |
[INFO] [stdout] 27 |     MaximumSizeOfFilesThatProcessCanCreateInBytes = RLIMIT_FSIZE,
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:29:46
[INFO] [stdout]    |
[INFO] [stdout] 29 |     MaximumNumberOfBytesThatProcessCanMemLock = RLIMIT_MEMLOCK,
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:31:46
[INFO] [stdout]    |
[INFO] [stdout] 31 |     MaximumNumberOfBytesForPosixMessageQueues = RLIMIT_MSGQUEUE,
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:33:30
[INFO] [stdout]    |
[INFO] [stdout] 33 |     NiceCeilingLargerIsBetter = RLIMIT_NICE,
[INFO] [stdout]    |                                 ^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:35:42
[INFO] [stdout]    |
[INFO] [stdout] 35 |     RealTimePriorityCeilingLargerIsBetter = RLIMIT_RTPRIO,
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:37:35
[INFO] [stdout]    |
[INFO] [stdout] 37 |     MaximumNumberOfFileDescriptors = RLIMIT_NOFILE,
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:39:37
[INFO] [stdout]    |
[INFO] [stdout] 39 |     MaximumNumberOfProcessAndThreads = RLIMIT_NPROC,
[INFO] [stdout]    |                                        ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:41:40
[INFO] [stdout]    |
[INFO] [stdout] 41 |     RealTimePriorityLimitInMicroseconds = RLIMIT_RTTIME,
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/resource_limits/ResourceName.rs:43:34
[INFO] [stdout]    |
[INFO] [stdout] 43 |     MaximumNumberOfSignalsPending = RLIMIT_SIGPENDING,
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 16 previous errors; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `linux-support` due to 17 previous errors; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "65dffa59522478e1900327c744ac3285a42d17724075b77cc4bca29e10caeaa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65dffa59522478e1900327c744ac3285a42d17724075b77cc4bca29e10caeaa1", kill_on_drop: false }`
[INFO] [stdout] 65dffa59522478e1900327c744ac3285a42d17724075b77cc4bca29e10caeaa1