Dec 05 08:34:01.241 INFO testing sauercrowd/ntrace against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 08:34:01.241 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 08:34:01.500 INFO [stdout] 0b8c6937f13c5d7bf578ad83550ff4dbe39f5a9f5cb51e99501aab55aee23ec2
Dec 05 08:34:01.506 INFO running `"docker" "start" "-a" "0b8c6937f13c5d7bf578ad83550ff4dbe39f5a9f5cb51e99501aab55aee23ec2"`
Dec 05 08:34:02.272 INFO [stderr] usermod: no changes
Dec 05 08:34:02.412 INFO [stderr]    Compiling nix v0.12.0
Dec 05 08:34:11.985 INFO [stderr]    Compiling ntrace v0.1.0 (/source)
Dec 05 08:34:12.288 INFO [stderr] warning: unused import: `core::ffi`
Dec 05 08:34:12.288 INFO [stderr]  --> src/main.rs:5:5
Dec 05 08:34:12.288 INFO [stderr]   |
Dec 05 08:34:12.288 INFO [stderr] 5 | use core::ffi;
Dec 05 08:34:12.288 INFO [stderr]   |     ^^^^^^^^^
Dec 05 08:34:12.288 INFO [stderr]   |
Dec 05 08:34:12.288 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 08:34:12.288 INFO [stderr] 
Dec 05 08:34:12.288 INFO [stderr] warning: unused import: `nix::sys::signal::Signal`
Dec 05 08:34:12.288 INFO [stderr]  --> src/main.rs:7:5
Dec 05 08:34:12.288 INFO [stderr]   |
Dec 05 08:34:12.288 INFO [stderr] 7 | use nix::sys::signal::Signal; 
Dec 05 08:34:12.288 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:34:12.288 INFO [stderr] 
Dec 05 08:34:12.304 INFO [stderr] warning: use of deprecated item 'nix::sys::ptrace::ptrace': usages of `ptrace()` should be replaced with the specialized helper functions instead
Dec 05 08:34:12.304 INFO [stderr]   --> src/main.rs:54:13
Dec 05 08:34:12.304 INFO [stderr]    |
Dec 05 08:34:12.304 INFO [stderr] 54 |             ptrace::ptrace(ptrace::Request::PTRACE_GETREGS, pid, std::ptr::null_mut(), buffer_raw).unwrap();
Dec 05 08:34:12.304 INFO [stderr]    |             ^^^^^^^^^^^^^^
Dec 05 08:34:12.304 INFO [stderr]    |
Dec 05 08:34:12.304 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 05 08:34:12.304 INFO [stderr] 
Dec 05 08:34:12.360 INFO [stderr] warning: unused variable: `syscall`
Dec 05 08:34:12.360 INFO [stderr]    --> src/main.rs:119:21
Dec 05 08:34:12.360 INFO [stderr]     |
Dec 05 08:34:12.360 INFO [stderr] 119 |                 let syscall = nix::sys::ptrace::syscall(pid);
Dec 05 08:34:12.360 INFO [stderr]     |                     ^^^^^^^ help: consider using `_syscall` instead
Dec 05 08:34:12.360 INFO [stderr]     |
Dec 05 08:34:12.360 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 08:34:12.360 INFO [stderr] 
Dec 05 08:34:12.368 INFO [stderr] warning: struct is never constructed: `PidRegisterSession`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:12:1
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 12 | struct PidRegisterSession{
Dec 05 08:34:12.369 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `r15`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:19:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 19 |     r15: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `r14`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:20:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 20 |     r14: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `r13`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:21:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 21 |     r13: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `r12`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:22:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 22 |     r12: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `rbp`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:23:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 23 |     rbp: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `rbx`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:24:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 24 |     rbx: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `r11`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:25:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 25 |     r11: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `r10`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:26:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 26 |     r10: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `r9`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:27:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 27 |     r9: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `r8`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:28:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 28 |     r8: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `rax`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:29:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 29 |     rax: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `rcx`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:30:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 30 |     rcx: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.369 INFO [stderr] warning: field is never used: `rdx`
Dec 05 08:34:12.369 INFO [stderr]   --> src/main.rs:31:5
Dec 05 08:34:12.369 INFO [stderr]    |
Dec 05 08:34:12.369 INFO [stderr] 31 |     rdx: u64,
Dec 05 08:34:12.369 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.369 INFO [stderr] 
Dec 05 08:34:12.370 INFO [stderr] warning: field is never used: `rsi`
Dec 05 08:34:12.370 INFO [stderr]   --> src/main.rs:32:5
Dec 05 08:34:12.370 INFO [stderr]    |
Dec 05 08:34:12.370 INFO [stderr] 32 |     rsi: u64,
Dec 05 08:34:12.370 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.370 INFO [stderr] 
Dec 05 08:34:12.370 INFO [stderr] warning: field is never used: `orig_rax`
Dec 05 08:34:12.370 INFO [stderr]   --> src/main.rs:34:5
Dec 05 08:34:12.376 INFO [stderr]    |
Dec 05 08:34:12.376 INFO [stderr] 34 |     orig_rax: u64,
Dec 05 08:34:12.376 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: field is never used: `rip`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:35:5
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 35 |     rip: u64,
Dec 05 08:34:12.377 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: field is never used: `cs`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:36:5
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 36 |     cs: u64,
Dec 05 08:34:12.377 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: field is never used: `eflags`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:37:5
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 37 |     eflags: u64,
Dec 05 08:34:12.377 INFO [stderr]    |     ^^^^^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: field is never used: `rsp`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:38:5
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 38 |     rsp: u64,
Dec 05 08:34:12.377 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: field is never used: `ss`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:39:5
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 39 |     ss: u64,
Dec 05 08:34:12.377 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: field is never used: `fs_base`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:40:5
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 40 |     fs_base: u64,
Dec 05 08:34:12.377 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: field is never used: `gs_base`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:41:5
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 41 |     gs_base: u64,
Dec 05 08:34:12.377 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: field is never used: `ds`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:42:5
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 42 |     ds: u64,
Dec 05 08:34:12.377 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: field is never used: `es`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:43:5
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 43 |     es: u64,
Dec 05 08:34:12.377 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: field is never used: `fs`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:44:5
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 44 |     fs: u64,
Dec 05 08:34:12.377 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: field is never used: `gs`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:45:5
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 45 |     gs: u64
Dec 05 08:34:12.377 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:12.377 INFO [stderr] warning: constant `buffer_size` should have an upper case name such as `BUFFER_SIZE`
Dec 05 08:34:12.377 INFO [stderr]   --> src/main.rs:51:9
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr] 51 |         const buffer_size: usize = 27;
Dec 05 08:34:12.377 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:34:12.377 INFO [stderr]    |
Dec 05 08:34:12.377 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 05 08:34:12.377 INFO [stderr] 
Dec 05 08:34:13.083 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.78s
Dec 05 08:34:13.084 INFO [stderr] su: No module specific data is present
Dec 05 08:34:13.660 INFO running `"docker" "inspect" "0b8c6937f13c5d7bf578ad83550ff4dbe39f5a9f5cb51e99501aab55aee23ec2"`
Dec 05 08:34:13.936 INFO running `"docker" "rm" "-f" "0b8c6937f13c5d7bf578ad83550ff4dbe39f5a9f5cb51e99501aab55aee23ec2"`
Dec 05 08:34:14.228 INFO [stdout] 0b8c6937f13c5d7bf578ad83550ff4dbe39f5a9f5cb51e99501aab55aee23ec2
Dec 05 08:34:14.230 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 08:34:14.674 INFO [stdout] 09a431714c356c85e732745199128a7187beef85559f8469072601b3a3f83ae2
Dec 05 08:34:14.678 INFO running `"docker" "start" "-a" "09a431714c356c85e732745199128a7187beef85559f8469072601b3a3f83ae2"`
Dec 05 08:34:15.836 INFO [stderr] usermod: no changes
Dec 05 08:34:15.908 INFO [stderr]    Compiling ntrace v0.1.0 (/source)
Dec 05 08:34:16.260 INFO [stderr] warning: unused import: `core::ffi`
Dec 05 08:34:16.260 INFO [stderr]  --> src/main.rs:5:5
Dec 05 08:34:16.260 INFO [stderr]   |
Dec 05 08:34:16.261 INFO [stderr] 5 | use core::ffi;
Dec 05 08:34:16.261 INFO [stderr]   |     ^^^^^^^^^
Dec 05 08:34:16.261 INFO [stderr]   |
Dec 05 08:34:16.261 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 08:34:16.261 INFO [stderr] 
Dec 05 08:34:16.261 INFO [stderr] warning: unused import: `nix::sys::signal::Signal`
Dec 05 08:34:16.261 INFO [stderr]  --> src/main.rs:7:5
Dec 05 08:34:16.261 INFO [stderr]   |
Dec 05 08:34:16.261 INFO [stderr] 7 | use nix::sys::signal::Signal; 
Dec 05 08:34:16.261 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:34:16.261 INFO [stderr] 
Dec 05 08:34:16.288 INFO [stderr] warning: use of deprecated item 'nix::sys::ptrace::ptrace': usages of `ptrace()` should be replaced with the specialized helper functions instead
Dec 05 08:34:16.288 INFO [stderr]   --> src/main.rs:54:13
Dec 05 08:34:16.288 INFO [stderr]    |
Dec 05 08:34:16.288 INFO [stderr] 54 |             ptrace::ptrace(ptrace::Request::PTRACE_GETREGS, pid, std::ptr::null_mut(), buffer_raw).unwrap();
Dec 05 08:34:16.288 INFO [stderr]    |             ^^^^^^^^^^^^^^
Dec 05 08:34:16.288 INFO [stderr]    |
Dec 05 08:34:16.288 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 05 08:34:16.288 INFO [stderr] 
Dec 05 08:34:16.330 INFO [stderr] warning: unused variable: `syscall`
Dec 05 08:34:16.330 INFO [stderr]    --> src/main.rs:119:21
Dec 05 08:34:16.330 INFO [stderr]     |
Dec 05 08:34:16.330 INFO [stderr] 119 |                 let syscall = nix::sys::ptrace::syscall(pid);
Dec 05 08:34:16.330 INFO [stderr]     |                     ^^^^^^^ help: consider using `_syscall` instead
Dec 05 08:34:16.330 INFO [stderr]     |
Dec 05 08:34:16.330 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 08:34:16.330 INFO [stderr] 
Dec 05 08:34:16.339 INFO [stderr] warning: struct is never constructed: `PidRegisterSession`
Dec 05 08:34:16.339 INFO [stderr]   --> src/main.rs:12:1
Dec 05 08:34:16.339 INFO [stderr]    |
Dec 05 08:34:16.339 INFO [stderr] 12 | struct PidRegisterSession{
Dec 05 08:34:16.339 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:34:16.339 INFO [stderr]    |
Dec 05 08:34:16.339 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 08:34:16.339 INFO [stderr] 
Dec 05 08:34:16.339 INFO [stderr] warning: field is never used: `r15`
Dec 05 08:34:16.339 INFO [stderr]   --> src/main.rs:19:5
Dec 05 08:34:16.339 INFO [stderr]    |
Dec 05 08:34:16.339 INFO [stderr] 19 |     r15: u64,
Dec 05 08:34:16.339 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.339 INFO [stderr] 
Dec 05 08:34:16.339 INFO [stderr] warning: field is never used: `r14`
Dec 05 08:34:16.339 INFO [stderr]   --> src/main.rs:20:5
Dec 05 08:34:16.339 INFO [stderr]    |
Dec 05 08:34:16.339 INFO [stderr] 20 |     r14: u64,
Dec 05 08:34:16.339 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.340 INFO [stderr] 
Dec 05 08:34:16.340 INFO [stderr] warning: field is never used: `r13`
Dec 05 08:34:16.340 INFO [stderr]   --> src/main.rs:21:5
Dec 05 08:34:16.340 INFO [stderr]    |
Dec 05 08:34:16.340 INFO [stderr] 21 |     r13: u64,
Dec 05 08:34:16.340 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.340 INFO [stderr] 
Dec 05 08:34:16.340 INFO [stderr] warning: field is never used: `r12`
Dec 05 08:34:16.340 INFO [stderr]   --> src/main.rs:22:5
Dec 05 08:34:16.340 INFO [stderr]    |
Dec 05 08:34:16.340 INFO [stderr] 22 |     r12: u64,
Dec 05 08:34:16.340 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.340 INFO [stderr] 
Dec 05 08:34:16.341 INFO [stderr] warning: field is never used: `rbp`
Dec 05 08:34:16.341 INFO [stderr]   --> src/main.rs:23:5
Dec 05 08:34:16.341 INFO [stderr]    |
Dec 05 08:34:16.341 INFO [stderr] 23 |     rbp: u64,
Dec 05 08:34:16.341 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.341 INFO [stderr] 
Dec 05 08:34:16.341 INFO [stderr] warning: field is never used: `rbx`
Dec 05 08:34:16.341 INFO [stderr]   --> src/main.rs:24:5
Dec 05 08:34:16.341 INFO [stderr]    |
Dec 05 08:34:16.341 INFO [stderr] 24 |     rbx: u64,
Dec 05 08:34:16.341 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.341 INFO [stderr] 
Dec 05 08:34:16.341 INFO [stderr] warning: field is never used: `r11`
Dec 05 08:34:16.341 INFO [stderr]   --> src/main.rs:25:5
Dec 05 08:34:16.341 INFO [stderr]    |
Dec 05 08:34:16.341 INFO [stderr] 25 |     r11: u64,
Dec 05 08:34:16.341 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.341 INFO [stderr] 
Dec 05 08:34:16.341 INFO [stderr] warning: field is never used: `r10`
Dec 05 08:34:16.341 INFO [stderr]   --> src/main.rs:26:5
Dec 05 08:34:16.341 INFO [stderr]    |
Dec 05 08:34:16.341 INFO [stderr] 26 |     r10: u64,
Dec 05 08:34:16.341 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.341 INFO [stderr] 
Dec 05 08:34:16.341 INFO [stderr] warning: field is never used: `r9`
Dec 05 08:34:16.341 INFO [stderr]   --> src/main.rs:27:5
Dec 05 08:34:16.341 INFO [stderr]    |
Dec 05 08:34:16.341 INFO [stderr] 27 |     r9: u64,
Dec 05 08:34:16.341 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:16.341 INFO [stderr] 
Dec 05 08:34:16.342 INFO [stderr] warning: field is never used: `r8`
Dec 05 08:34:16.342 INFO [stderr]   --> src/main.rs:28:5
Dec 05 08:34:16.342 INFO [stderr]    |
Dec 05 08:34:16.342 INFO [stderr] 28 |     r8: u64,
Dec 05 08:34:16.342 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:16.342 INFO [stderr] 
Dec 05 08:34:16.342 INFO [stderr] warning: field is never used: `rax`
Dec 05 08:34:16.342 INFO [stderr]   --> src/main.rs:29:5
Dec 05 08:34:16.342 INFO [stderr]    |
Dec 05 08:34:16.342 INFO [stderr] 29 |     rax: u64,
Dec 05 08:34:16.342 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.342 INFO [stderr] 
Dec 05 08:34:16.342 INFO [stderr] warning: field is never used: `rcx`
Dec 05 08:34:16.342 INFO [stderr]   --> src/main.rs:30:5
Dec 05 08:34:16.342 INFO [stderr]    |
Dec 05 08:34:16.342 INFO [stderr] 30 |     rcx: u64,
Dec 05 08:34:16.342 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.342 INFO [stderr] 
Dec 05 08:34:16.342 INFO [stderr] warning: field is never used: `rdx`
Dec 05 08:34:16.342 INFO [stderr]   --> src/main.rs:31:5
Dec 05 08:34:16.342 INFO [stderr]    |
Dec 05 08:34:16.342 INFO [stderr] 31 |     rdx: u64,
Dec 05 08:34:16.342 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.343 INFO [stderr] 
Dec 05 08:34:16.343 INFO [stderr] warning: field is never used: `rsi`
Dec 05 08:34:16.343 INFO [stderr]   --> src/main.rs:32:5
Dec 05 08:34:16.343 INFO [stderr]    |
Dec 05 08:34:16.343 INFO [stderr] 32 |     rsi: u64,
Dec 05 08:34:16.343 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.343 INFO [stderr] 
Dec 05 08:34:16.343 INFO [stderr] warning: field is never used: `orig_rax`
Dec 05 08:34:16.344 INFO [stderr]   --> src/main.rs:34:5
Dec 05 08:34:16.344 INFO [stderr]    |
Dec 05 08:34:16.344 INFO [stderr] 34 |     orig_rax: u64,
Dec 05 08:34:16.344 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 05 08:34:16.344 INFO [stderr] 
Dec 05 08:34:16.344 INFO [stderr] warning: field is never used: `rip`
Dec 05 08:34:16.344 INFO [stderr]   --> src/main.rs:35:5
Dec 05 08:34:16.344 INFO [stderr]    |
Dec 05 08:34:16.344 INFO [stderr] 35 |     rip: u64,
Dec 05 08:34:16.344 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.344 INFO [stderr] 
Dec 05 08:34:16.344 INFO [stderr] warning: field is never used: `cs`
Dec 05 08:34:16.344 INFO [stderr]   --> src/main.rs:36:5
Dec 05 08:34:16.344 INFO [stderr]    |
Dec 05 08:34:16.344 INFO [stderr] 36 |     cs: u64,
Dec 05 08:34:16.344 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:16.345 INFO [stderr] 
Dec 05 08:34:16.345 INFO [stderr] warning: field is never used: `eflags`
Dec 05 08:34:16.345 INFO [stderr]   --> src/main.rs:37:5
Dec 05 08:34:16.345 INFO [stderr]    |
Dec 05 08:34:16.345 INFO [stderr] 37 |     eflags: u64,
Dec 05 08:34:16.345 INFO [stderr]    |     ^^^^^^^^^^^
Dec 05 08:34:16.345 INFO [stderr] 
Dec 05 08:34:16.345 INFO [stderr] warning: field is never used: `rsp`
Dec 05 08:34:16.345 INFO [stderr]   --> src/main.rs:38:5
Dec 05 08:34:16.345 INFO [stderr]    |
Dec 05 08:34:16.345 INFO [stderr] 38 |     rsp: u64,
Dec 05 08:34:16.345 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:34:16.345 INFO [stderr] 
Dec 05 08:34:16.345 INFO [stderr] warning: field is never used: `ss`
Dec 05 08:34:16.345 INFO [stderr]   --> src/main.rs:39:5
Dec 05 08:34:16.345 INFO [stderr]    |
Dec 05 08:34:16.345 INFO [stderr] 39 |     ss: u64,
Dec 05 08:34:16.345 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:16.345 INFO [stderr] 
Dec 05 08:34:16.345 INFO [stderr] warning: field is never used: `fs_base`
Dec 05 08:34:16.345 INFO [stderr]   --> src/main.rs:40:5
Dec 05 08:34:16.345 INFO [stderr]    |
Dec 05 08:34:16.345 INFO [stderr] 40 |     fs_base: u64,
Dec 05 08:34:16.345 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 05 08:34:16.345 INFO [stderr] 
Dec 05 08:34:16.346 INFO [stderr] warning: field is never used: `gs_base`
Dec 05 08:34:16.346 INFO [stderr]   --> src/main.rs:41:5
Dec 05 08:34:16.346 INFO [stderr]    |
Dec 05 08:34:16.346 INFO [stderr] 41 |     gs_base: u64,
Dec 05 08:34:16.346 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 05 08:34:16.346 INFO [stderr] 
Dec 05 08:34:16.346 INFO [stderr] warning: field is never used: `ds`
Dec 05 08:34:16.346 INFO [stderr]   --> src/main.rs:42:5
Dec 05 08:34:16.346 INFO [stderr]    |
Dec 05 08:34:16.346 INFO [stderr] 42 |     ds: u64,
Dec 05 08:34:16.346 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:16.346 INFO [stderr] 
Dec 05 08:34:16.346 INFO [stderr] warning: field is never used: `es`
Dec 05 08:34:16.346 INFO [stderr]   --> src/main.rs:43:5
Dec 05 08:34:16.346 INFO [stderr]    |
Dec 05 08:34:16.346 INFO [stderr] 43 |     es: u64,
Dec 05 08:34:16.346 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:16.346 INFO [stderr] 
Dec 05 08:34:16.346 INFO [stderr] warning: field is never used: `fs`
Dec 05 08:34:16.346 INFO [stderr]   --> src/main.rs:44:5
Dec 05 08:34:16.346 INFO [stderr]    |
Dec 05 08:34:16.346 INFO [stderr] 44 |     fs: u64,
Dec 05 08:34:16.346 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:16.346 INFO [stderr] 
Dec 05 08:34:16.346 INFO [stderr] warning: field is never used: `gs`
Dec 05 08:34:16.346 INFO [stderr]   --> src/main.rs:45:5
Dec 05 08:34:16.346 INFO [stderr]    |
Dec 05 08:34:16.346 INFO [stderr] 45 |     gs: u64
Dec 05 08:34:16.346 INFO [stderr]    |     ^^^^^^^
Dec 05 08:34:16.346 INFO [stderr] 
Dec 05 08:34:16.356 INFO [stderr] warning: constant `buffer_size` should have an upper case name such as `BUFFER_SIZE`
Dec 05 08:34:16.356 INFO [stderr]   --> src/main.rs:51:9
Dec 05 08:34:16.356 INFO [stderr]    |
Dec 05 08:34:16.356 INFO [stderr] 51 |         const buffer_size: usize = 27;
Dec 05 08:34:16.356 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:34:16.356 INFO [stderr]    |
Dec 05 08:34:16.356 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 05 08:34:16.356 INFO [stderr] 
Dec 05 08:34:16.593 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Dec 05 08:34:16.596 INFO [stderr] su: No module specific data is present
Dec 05 08:34:16.960 INFO running `"docker" "inspect" "09a431714c356c85e732745199128a7187beef85559f8469072601b3a3f83ae2"`
Dec 05 08:34:17.228 INFO running `"docker" "rm" "-f" "09a431714c356c85e732745199128a7187beef85559f8469072601b3a3f83ae2"`
Dec 05 08:34:17.564 INFO [stdout] 09a431714c356c85e732745199128a7187beef85559f8469072601b3a3f83ae2
Dec 05 08:34:17.568 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 08:34:18.130 INFO [stdout] 19fd58a003cf21c155b6c529d85935af8ea6b650986d78161cb4181f47a32e08
Dec 05 08:34:18.135 INFO running `"docker" "start" "-a" "19fd58a003cf21c155b6c529d85935af8ea6b650986d78161cb4181f47a32e08"`
Dec 05 08:34:18.904 INFO [stderr] usermod: no changes
Dec 05 08:34:18.948 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 05 08:34:18.960 INFO [stderr]      Running /target/debug/deps/ntrace-ec36d56bbad7840c
Dec 05 08:34:18.968 INFO [stderr] su: No module specific data is present
Dec 05 08:34:18.968 INFO [stdout] 
Dec 05 08:34:18.968 INFO [stdout] running 0 tests
Dec 05 08:34:18.968 INFO [stdout] 
Dec 05 08:34:18.968 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 08:34:18.968 INFO [stdout] 
Dec 05 08:34:19.346 INFO running `"docker" "inspect" "19fd58a003cf21c155b6c529d85935af8ea6b650986d78161cb4181f47a32e08"`
Dec 05 08:34:19.430 INFO running `"docker" "rm" "-f" "19fd58a003cf21c155b6c529d85935af8ea6b650986d78161cb4181f47a32e08"`
Dec 05 08:34:19.512 INFO [stdout] 19fd58a003cf21c155b6c529d85935af8ea6b650986d78161cb4181f47a32e08