[INFO] fetching crate rbpf 0.1.0...
[INFO] checking rbpf-0.1.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate rbpf 0.1.0 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate rbpf 0.1.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rbpf 0.1.0
[INFO] finished tweaking crates.io crate rbpf 0.1.0
[INFO] tweaked toml for crates.io crate rbpf 0.1.0 written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a6a7681ddd44c3df01b995cb27595c32aeb2c09d1e0b183a1b5369e8ad6632b
[INFO] running `Command { std: "docker" "start" "-a" "3a6a7681ddd44c3df01b995cb27595c32aeb2c09d1e0b183a1b5369e8ad6632b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a6a7681ddd44c3df01b995cb27595c32aeb2c09d1e0b183a1b5369e8ad6632b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6a7681ddd44c3df01b995cb27595c32aeb2c09d1e0b183a1b5369e8ad6632b", kill_on_drop: false }`
[INFO] [stdout] 3a6a7681ddd44c3df01b995cb27595c32aeb2c09d1e0b183a1b5369e8ad6632b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc9f89e8ac6751b95fb383010dc0f57304b6fb5a41fb8230fd3b0477d1a118ca
[INFO] running `Command { std: "docker" "start" "-a" "cc9f89e8ac6751b95fb383010dc0f57304b6fb5a41fb8230fd3b0477d1a118ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking json v0.11.15
[INFO] [stderr]     Checking elf v0.0.10
[INFO] [stderr]     Checking combine v2.5.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rbpf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/assembler.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 |     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:239:18
[INFO] [stdout]     |
[INFO] [stdout] 239 |     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:240:17
[INFO] [stdout]     |
[INFO] [stdout] 240 |     let insns = try!(assemble_internal(&parsed));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/jit.rs:839:10
[INFO] [stdout]     |
[INFO] [stdout] 839 |         };
[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:904:15
[INFO] [stdout]     |
[INFO] [stdout] 904 |     -> Result<(JitProgram), Error> {
[INFO] [stdout]     |               ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 904 -     -> Result<(JitProgram), Error> {
[INFO] [stdout] 904 +     -> Result<JitProgram, Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/verifier.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |         (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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1539:45
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub fn execute_program(&self) -> Result<(u64), Error> {
[INFO] [stdout]      |                                             ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1539 -     pub fn execute_program(&self) -> Result<(u64), Error> {
[INFO] [stdout] 1539 +     pub fn execute_program(&self) -> Result<u64, Error> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1575:56
[INFO] [stdout]      |
[INFO] [stdout] 1575 |     pub unsafe fn execute_program_jit(&self) -> Result<(u64), Error> {
[INFO] [stdout]      |                                                        ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1575 -     pub unsafe fn execute_program_jit(&self) -> Result<(u64), Error> {
[INFO] [stdout] 1575 +     pub unsafe fn execute_program_jit(&self) -> Result<u64, Error> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/jit.rs:442:51
[INFO] [stdout]     |
[INFO] [stdout] 442 |             let mut raw: *mut libc::c_void = mem::uninitialized();
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/assembler.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 |     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:239:18
[INFO] [stdout]     |
[INFO] [stdout] 239 |     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:240:17
[INFO] [stdout]     |
[INFO] [stdout] 240 |     let insns = try!(assemble_internal(&parsed));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/jit.rs:839:10
[INFO] [stdout]     |
[INFO] [stdout] 839 |         };
[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:904:15
[INFO] [stdout]     |
[INFO] [stdout] 904 |     -> Result<(JitProgram), Error> {
[INFO] [stdout]     |               ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 904 -     -> Result<(JitProgram), Error> {
[INFO] [stdout] 904 +     -> Result<JitProgram, Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/verifier.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |         (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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1539:45
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub fn execute_program(&self) -> Result<(u64), Error> {
[INFO] [stdout]      |                                             ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1539 -     pub fn execute_program(&self) -> Result<(u64), Error> {
[INFO] [stdout] 1539 +     pub fn execute_program(&self) -> Result<u64, Error> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1575:56
[INFO] [stdout]      |
[INFO] [stdout] 1575 |     pub unsafe fn execute_program_jit(&self) -> Result<(u64), Error> {
[INFO] [stdout]      |                                                        ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1575 -     pub unsafe fn execute_program_jit(&self) -> Result<(u64), Error> {
[INFO] [stdout] 1575 +     pub unsafe fn execute_program_jit(&self) -> Result<u64, Error> {
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/jit.rs:442:51
[INFO] [stdout]     |
[INFO] [stdout] 442 |             let mut raw: *mut libc::c_void = mem::uninitialized();
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/assembler.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |     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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.66s
[INFO] running `Command { std: "docker" "inspect" "cc9f89e8ac6751b95fb383010dc0f57304b6fb5a41fb8230fd3b0477d1a118ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc9f89e8ac6751b95fb383010dc0f57304b6fb5a41fb8230fd3b0477d1a118ca", kill_on_drop: false }`
[INFO] [stdout] cc9f89e8ac6751b95fb383010dc0f57304b6fb5a41fb8230fd3b0477d1a118ca