[INFO] fetching crate bvm_filter 1.0.0...
[INFO] checking bvm_filter-1.0.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate bvm_filter 1.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate bvm_filter 1.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bvm_filter 1.0.0
[INFO] finished tweaking crates.io crate bvm_filter 1.0.0
[INFO] tweaked toml for crates.io crate bvm_filter 1.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4addd04ba35651cba001eaf4d5266c1df75106b6ecf51233dc2ea088d469ac50
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4addd04ba35651cba001eaf4d5266c1df75106b6ecf51233dc2ea088d469ac50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4addd04ba35651cba001eaf4d5266c1df75106b6ecf51233dc2ea088d469ac50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4addd04ba35651cba001eaf4d5266c1df75106b6ecf51233dc2ea088d469ac50", kill_on_drop: false }`
[INFO] [stdout] 4addd04ba35651cba001eaf4d5266c1df75106b6ecf51233dc2ea088d469ac50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 49d880e317ed4ede25d7b07a56570bb94c64268cb9ac605111ff29de8a9cd9a5
[INFO] running `Command { std: "docker" "start" "-a" "49d880e317ed4ede25d7b07a56570bb94c64268cb9ac605111ff29de8a9cd9a5", kill_on_drop: false }`
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking json v0.11.15
[INFO] [stderr]     Checking ar v0.6.2
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking combine v2.5.2
[INFO] [stderr]     Checking bloom v0.3.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking pretty_env_logger v0.2.5
[INFO] [stderr]     Checking elfkit v0.0.6
[INFO] [stderr]     Checking bvm_filter v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/assembler.rs:162:21
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let (a, b, c) = try!(operands_tuple(operands));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/assembler.rs:245:18
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let parsed = try!(parse(src));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/assembler.rs:246:17
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let insns = try!(assemble_internal(&parsed));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/ebpf.rs:405:100
[INFO] [stdout]     |
[INFO] [stdout] 405 | pub type HelperVerifier = fn (u64, u64, u64, u64, u64, &[MemoryRegion], &[MemoryRegion]) -> Result<(()), Error>;
[INFO] [stdout]     |                                                                                                    ^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/elf.rs:94:45
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn load(elf_bytes: &[u8]) -> Result<(EBpfElf), Error> {
[INFO] [stdout]    |                                             ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/elf.rs:205:49
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn get_section(&self, name: &str) -> Result<(&elfkit::Section), Error> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/elf.rs:334:17
[INFO] [stdout]     |
[INFO] [stdout] 334 |     ) -> Result<(&'a mut elfkit::Section), Error> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/elf.rs:352:17
[INFO] [stdout]     |
[INFO] [stdout] 352 |     ) -> Result<(Vec<SectionInfo<'b>>), Error> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/jit.rs:846:10
[INFO] [stdout]     |
[INFO] [stdout] 846 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/jit.rs:911:15
[INFO] [stdout]     |
[INFO] [stdout] 911 |     -> Result<(JitProgram), Error> {
[INFO] [stdout]     |               ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/verifier.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout] 108 |         (0 ... 9, _) | (10, true) => Ok(()),
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:2101:49
[INFO] [stdout]      |
[INFO] [stdout] 2101 |     pub fn execute_program(&mut self) -> Result<(u64), Error> {
[INFO] [stdout]      |                                                 ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:2137:56
[INFO] [stdout]      |
[INFO] [stdout] 2137 |     pub unsafe fn execute_program_jit(&self) -> Result<(u64), Error> {
[INFO] [stdout]      |                                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/assembler.rs:162:21
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let (a, b, c) = try!(operands_tuple(operands));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/assembler.rs:245:18
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let parsed = try!(parse(src));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/assembler.rs:246:17
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let insns = try!(assemble_internal(&parsed));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/ebpf.rs:405:100
[INFO] [stdout]     |
[INFO] [stdout] 405 | pub type HelperVerifier = fn (u64, u64, u64, u64, u64, &[MemoryRegion], &[MemoryRegion]) -> Result<(()), Error>;
[INFO] [stdout]     |                                                                                                    ^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/elf.rs:94:45
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn load(elf_bytes: &[u8]) -> Result<(EBpfElf), Error> {
[INFO] [stdout]    |                                             ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/elf.rs:205:49
[INFO] [stdout]     |
[INFO] [stdout] 205 |     fn get_section(&self, name: &str) -> Result<(&elfkit::Section), Error> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/elf.rs:334:17
[INFO] [stdout]     |
[INFO] [stdout] 334 |     ) -> Result<(&'a mut elfkit::Section), Error> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/elf.rs:352:17
[INFO] [stdout]     |
[INFO] [stdout] 352 |     ) -> Result<(Vec<SectionInfo<'b>>), Error> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/jit.rs:846:10
[INFO] [stdout]     |
[INFO] [stdout] 846 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/jit.rs:444:51
[INFO] [stdout]     |
[INFO] [stdout] 444 |             let mut raw: *mut libc::c_void = mem::uninitialized();
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/jit.rs:911:15
[INFO] [stdout]     |
[INFO] [stdout] 911 |     -> Result<(JitProgram), Error> {
[INFO] [stdout]     |               ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/verifier.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout] 108 |         (0 ... 9, _) | (10, true) => Ok(()),
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:2101:49
[INFO] [stdout]      |
[INFO] [stdout] 2101 |     pub fn execute_program(&mut self) -> Result<(u64), Error> {
[INFO] [stdout]      |                                                 ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:2137:56
[INFO] [stdout]      |
[INFO] [stdout] 2137 |     pub unsafe fn execute_program_jit(&self) -> Result<(u64), Error> {
[INFO] [stdout]      |                                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/jit.rs:444:51
[INFO] [stdout]     |
[INFO] [stdout] 444 |             let mut raw: *mut libc::c_void = mem::uninitialized();
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/assembler.rs:20:27
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Ok(ebpf::to_insn_vec(&try!(assemble(src))))
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> tests/misc.rs:709:112
[INFO] [stdout]     |
[INFO] [stdout] 709 | ...                   unused5: u64, ro_regions: &[MemoryRegion], unused7: &[MemoryRegion]) -> Result<(()), Error> {
[INFO] [stdout]     |                                                                                                      ^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.98s
[INFO] running `Command { std: "docker" "inspect" "49d880e317ed4ede25d7b07a56570bb94c64268cb9ac605111ff29de8a9cd9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d880e317ed4ede25d7b07a56570bb94c64268cb9ac605111ff29de8a9cd9a5", kill_on_drop: false }`
[INFO] [stdout] 49d880e317ed4ede25d7b07a56570bb94c64268cb9ac605111ff29de8a9cd9a5
