Dec 13 04:26:49.999 INFO testing sauercrowd/ntrace against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 04:26:49.999 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 04:26:50.217 INFO [stdout] 303913f22a81982df373e33d1be3e201b5172538813176b3f9366074d3fd5a05
Dec 13 04:26:50.219 INFO running `"docker" "start" "-a" "303913f22a81982df373e33d1be3e201b5172538813176b3f9366074d3fd5a05"`
Dec 13 04:26:50.602 INFO [stderr] usermod: no changes
Dec 13 04:26:50.648 INFO [stderr]    Compiling nix v0.12.0
Dec 13 04:26:59.655 INFO [stderr]    Compiling ntrace v0.1.0 (/source)
Dec 13 04:27:00.071 INFO [stderr] warning: unused import: `core::ffi`
Dec 13 04:27:00.071 INFO [stderr]  --> src/main.rs:5:5
Dec 13 04:27:00.071 INFO [stderr]   |
Dec 13 04:27:00.071 INFO [stderr] 5 | use core::ffi;
Dec 13 04:27:00.071 INFO [stderr]   |     ^^^^^^^^^
Dec 13 04:27:00.071 INFO [stderr]   |
Dec 13 04:27:00.071 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 04:27:00.071 INFO [stderr] 
Dec 13 04:27:00.071 INFO [stderr] warning: unused import: `nix::sys::signal::Signal`
Dec 13 04:27:00.071 INFO [stderr]  --> src/main.rs:7:5
Dec 13 04:27:00.071 INFO [stderr]   |
Dec 13 04:27:00.071 INFO [stderr] 7 | use nix::sys::signal::Signal; 
Dec 13 04:27:00.071 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 04:27:00.071 INFO [stderr] 
Dec 13 04:27:00.098 INFO [stderr] warning: use of deprecated item 'nix::sys::ptrace::ptrace': usages of `ptrace()` should be replaced with the specialized helper functions instead
Dec 13 04:27:00.099 INFO [stderr]   --> src/main.rs:54:13
Dec 13 04:27:00.099 INFO [stderr]    |
Dec 13 04:27:00.099 INFO [stderr] 54 |             ptrace::ptrace(ptrace::Request::PTRACE_GETREGS, pid, std::ptr::null_mut(), buffer_raw).unwrap();
Dec 13 04:27:00.099 INFO [stderr]    |             ^^^^^^^^^^^^^^
Dec 13 04:27:00.099 INFO [stderr]    |
Dec 13 04:27:00.099 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 13 04:27:00.099 INFO [stderr] 
Dec 13 04:27:00.143 INFO [stderr] warning: unused variable: `syscall`
Dec 13 04:27:00.143 INFO [stderr]    --> src/main.rs:119:21
Dec 13 04:27:00.143 INFO [stderr]     |
Dec 13 04:27:00.143 INFO [stderr] 119 |                 let syscall = nix::sys::ptrace::syscall(pid);
Dec 13 04:27:00.143 INFO [stderr]     |                     ^^^^^^^ help: consider using `_syscall` instead
Dec 13 04:27:00.143 INFO [stderr]     |
Dec 13 04:27:00.143 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 04:27:00.143 INFO [stderr] 
Dec 13 04:27:00.151 INFO [stderr] warning: struct is never constructed: `PidRegisterSession`
Dec 13 04:27:00.151 INFO [stderr]   --> src/main.rs:12:1
Dec 13 04:27:00.151 INFO [stderr]    |
Dec 13 04:27:00.154 INFO [stderr] 12 | struct PidRegisterSession{
Dec 13 04:27:00.155 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 04:27:00.155 INFO [stderr]    |
Dec 13 04:27:00.155 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 04:27:00.155 INFO [stderr] 
Dec 13 04:27:00.155 INFO [stderr] warning: field is never used: `r15`
Dec 13 04:27:00.155 INFO [stderr]   --> src/main.rs:19:5
Dec 13 04:27:00.155 INFO [stderr]    |
Dec 13 04:27:00.155 INFO [stderr] 19 |     r15: u64,
Dec 13 04:27:00.155 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.155 INFO [stderr] 
Dec 13 04:27:00.155 INFO [stderr] warning: field is never used: `r14`
Dec 13 04:27:00.155 INFO [stderr]   --> src/main.rs:20:5
Dec 13 04:27:00.155 INFO [stderr]    |
Dec 13 04:27:00.155 INFO [stderr] 20 |     r14: u64,
Dec 13 04:27:00.155 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.155 INFO [stderr] 
Dec 13 04:27:00.155 INFO [stderr] warning: field is never used: `r13`
Dec 13 04:27:00.155 INFO [stderr]   --> src/main.rs:21:5
Dec 13 04:27:00.155 INFO [stderr]    |
Dec 13 04:27:00.155 INFO [stderr] 21 |     r13: u64,
Dec 13 04:27:00.155 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.155 INFO [stderr] 
Dec 13 04:27:00.155 INFO [stderr] warning: field is never used: `r12`
Dec 13 04:27:00.155 INFO [stderr]   --> src/main.rs:22:5
Dec 13 04:27:00.155 INFO [stderr]    |
Dec 13 04:27:00.155 INFO [stderr] 22 |     r12: u64,
Dec 13 04:27:00.155 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.155 INFO [stderr] 
Dec 13 04:27:00.155 INFO [stderr] warning: field is never used: `rbp`
Dec 13 04:27:00.155 INFO [stderr]   --> src/main.rs:23:5
Dec 13 04:27:00.155 INFO [stderr]    |
Dec 13 04:27:00.155 INFO [stderr] 23 |     rbp: u64,
Dec 13 04:27:00.155 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.155 INFO [stderr] 
Dec 13 04:27:00.158 INFO [stderr] warning: field is never used: `rbx`
Dec 13 04:27:00.159 INFO [stderr]   --> src/main.rs:24:5
Dec 13 04:27:00.159 INFO [stderr]    |
Dec 13 04:27:00.159 INFO [stderr] 24 |     rbx: u64,
Dec 13 04:27:00.159 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.159 INFO [stderr] 
Dec 13 04:27:00.159 INFO [stderr] warning: field is never used: `r11`
Dec 13 04:27:00.159 INFO [stderr]   --> src/main.rs:25:5
Dec 13 04:27:00.159 INFO [stderr]    |
Dec 13 04:27:00.159 INFO [stderr] 25 |     r11: u64,
Dec 13 04:27:00.159 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.159 INFO [stderr] 
Dec 13 04:27:00.159 INFO [stderr] warning: field is never used: `r10`
Dec 13 04:27:00.159 INFO [stderr]   --> src/main.rs:26:5
Dec 13 04:27:00.159 INFO [stderr]    |
Dec 13 04:27:00.159 INFO [stderr] 26 |     r10: u64,
Dec 13 04:27:00.159 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.159 INFO [stderr] 
Dec 13 04:27:00.159 INFO [stderr] warning: field is never used: `r9`
Dec 13 04:27:00.159 INFO [stderr]   --> src/main.rs:27:5
Dec 13 04:27:00.159 INFO [stderr]    |
Dec 13 04:27:00.159 INFO [stderr] 27 |     r9: u64,
Dec 13 04:27:00.159 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:00.159 INFO [stderr] 
Dec 13 04:27:00.159 INFO [stderr] warning: field is never used: `r8`
Dec 13 04:27:00.159 INFO [stderr]   --> src/main.rs:28:5
Dec 13 04:27:00.159 INFO [stderr]    |
Dec 13 04:27:00.159 INFO [stderr] 28 |     r8: u64,
Dec 13 04:27:00.159 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:00.159 INFO [stderr] 
Dec 13 04:27:00.159 INFO [stderr] warning: field is never used: `rax`
Dec 13 04:27:00.159 INFO [stderr]   --> src/main.rs:29:5
Dec 13 04:27:00.159 INFO [stderr]    |
Dec 13 04:27:00.159 INFO [stderr] 29 |     rax: u64,
Dec 13 04:27:00.159 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.159 INFO [stderr] 
Dec 13 04:27:00.159 INFO [stderr] warning: field is never used: `rcx`
Dec 13 04:27:00.159 INFO [stderr]   --> src/main.rs:30:5
Dec 13 04:27:00.159 INFO [stderr]    |
Dec 13 04:27:00.159 INFO [stderr] 30 |     rcx: u64,
Dec 13 04:27:00.159 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.159 INFO [stderr] 
Dec 13 04:27:00.159 INFO [stderr] warning: field is never used: `rdx`
Dec 13 04:27:00.159 INFO [stderr]   --> src/main.rs:31:5
Dec 13 04:27:00.159 INFO [stderr]    |
Dec 13 04:27:00.159 INFO [stderr] 31 |     rdx: u64,
Dec 13 04:27:00.159 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.159 INFO [stderr] 
Dec 13 04:27:00.159 INFO [stderr] warning: field is never used: `rsi`
Dec 13 04:27:00.162 INFO [stderr]   --> src/main.rs:32:5
Dec 13 04:27:00.163 INFO [stderr]    |
Dec 13 04:27:00.163 INFO [stderr] 32 |     rsi: u64,
Dec 13 04:27:00.163 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.163 INFO [stderr] 
Dec 13 04:27:00.163 INFO [stderr] warning: field is never used: `orig_rax`
Dec 13 04:27:00.163 INFO [stderr]   --> src/main.rs:34:5
Dec 13 04:27:00.163 INFO [stderr]    |
Dec 13 04:27:00.163 INFO [stderr] 34 |     orig_rax: u64,
Dec 13 04:27:00.163 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 04:27:00.163 INFO [stderr] 
Dec 13 04:27:00.163 INFO [stderr] warning: field is never used: `rip`
Dec 13 04:27:00.163 INFO [stderr]   --> src/main.rs:35:5
Dec 13 04:27:00.163 INFO [stderr]    |
Dec 13 04:27:00.163 INFO [stderr] 35 |     rip: u64,
Dec 13 04:27:00.163 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.163 INFO [stderr] 
Dec 13 04:27:00.163 INFO [stderr] warning: field is never used: `cs`
Dec 13 04:27:00.163 INFO [stderr]   --> src/main.rs:36:5
Dec 13 04:27:00.163 INFO [stderr]    |
Dec 13 04:27:00.163 INFO [stderr] 36 |     cs: u64,
Dec 13 04:27:00.163 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:00.163 INFO [stderr] 
Dec 13 04:27:00.163 INFO [stderr] warning: field is never used: `eflags`
Dec 13 04:27:00.163 INFO [stderr]   --> src/main.rs:37:5
Dec 13 04:27:00.163 INFO [stderr]    |
Dec 13 04:27:00.163 INFO [stderr] 37 |     eflags: u64,
Dec 13 04:27:00.163 INFO [stderr]    |     ^^^^^^^^^^^
Dec 13 04:27:00.163 INFO [stderr] 
Dec 13 04:27:00.163 INFO [stderr] warning: field is never used: `rsp`
Dec 13 04:27:00.163 INFO [stderr]   --> src/main.rs:38:5
Dec 13 04:27:00.163 INFO [stderr]    |
Dec 13 04:27:00.163 INFO [stderr] 38 |     rsp: u64,
Dec 13 04:27:00.163 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:00.163 INFO [stderr] 
Dec 13 04:27:00.163 INFO [stderr] warning: field is never used: `ss`
Dec 13 04:27:00.163 INFO [stderr]   --> src/main.rs:39:5
Dec 13 04:27:00.163 INFO [stderr]    |
Dec 13 04:27:00.163 INFO [stderr] 39 |     ss: u64,
Dec 13 04:27:00.163 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:00.163 INFO [stderr] 
Dec 13 04:27:00.163 INFO [stderr] warning: field is never used: `fs_base`
Dec 13 04:27:00.163 INFO [stderr]   --> src/main.rs:40:5
Dec 13 04:27:00.166 INFO [stderr]    |
Dec 13 04:27:00.167 INFO [stderr] 40 |     fs_base: u64,
Dec 13 04:27:00.167 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 13 04:27:00.167 INFO [stderr] 
Dec 13 04:27:00.167 INFO [stderr] warning: field is never used: `gs_base`
Dec 13 04:27:00.167 INFO [stderr]   --> src/main.rs:41:5
Dec 13 04:27:00.167 INFO [stderr]    |
Dec 13 04:27:00.167 INFO [stderr] 41 |     gs_base: u64,
Dec 13 04:27:00.167 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 13 04:27:00.167 INFO [stderr] 
Dec 13 04:27:00.167 INFO [stderr] warning: field is never used: `ds`
Dec 13 04:27:00.167 INFO [stderr]   --> src/main.rs:42:5
Dec 13 04:27:00.167 INFO [stderr]    |
Dec 13 04:27:00.167 INFO [stderr] 42 |     ds: u64,
Dec 13 04:27:00.167 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:00.167 INFO [stderr] 
Dec 13 04:27:00.167 INFO [stderr] warning: field is never used: `es`
Dec 13 04:27:00.167 INFO [stderr]   --> src/main.rs:43:5
Dec 13 04:27:00.167 INFO [stderr]    |
Dec 13 04:27:00.167 INFO [stderr] 43 |     es: u64,
Dec 13 04:27:00.167 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:00.167 INFO [stderr] 
Dec 13 04:27:00.167 INFO [stderr] warning: field is never used: `fs`
Dec 13 04:27:00.167 INFO [stderr]   --> src/main.rs:44:5
Dec 13 04:27:00.167 INFO [stderr]    |
Dec 13 04:27:00.167 INFO [stderr] 44 |     fs: u64,
Dec 13 04:27:00.167 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:00.167 INFO [stderr] 
Dec 13 04:27:00.167 INFO [stderr] warning: field is never used: `gs`
Dec 13 04:27:00.167 INFO [stderr]   --> src/main.rs:45:5
Dec 13 04:27:00.167 INFO [stderr]    |
Dec 13 04:27:00.167 INFO [stderr] 45 |     gs: u64
Dec 13 04:27:00.167 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:00.167 INFO [stderr] 
Dec 13 04:27:00.170 INFO [stderr] warning: constant `buffer_size` should have an upper case name such as `BUFFER_SIZE`
Dec 13 04:27:00.171 INFO [stderr]   --> src/main.rs:51:9
Dec 13 04:27:00.171 INFO [stderr]    |
Dec 13 04:27:00.171 INFO [stderr] 51 |         const buffer_size: usize = 27;
Dec 13 04:27:00.171 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 04:27:00.171 INFO [stderr]    |
Dec 13 04:27:00.171 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 13 04:27:00.171 INFO [stderr] 
Dec 13 04:27:00.846 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.22s
Dec 13 04:27:00.847 INFO [stderr] su: No module specific data is present
Dec 13 04:27:01.815 INFO running `"docker" "inspect" "303913f22a81982df373e33d1be3e201b5172538813176b3f9366074d3fd5a05"`
Dec 13 04:27:02.056 INFO running `"docker" "rm" "-f" "303913f22a81982df373e33d1be3e201b5172538813176b3f9366074d3fd5a05"`
Dec 13 04:27:02.255 INFO [stdout] 303913f22a81982df373e33d1be3e201b5172538813176b3f9366074d3fd5a05
Dec 13 04:27:02.255 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 04:27:02.527 INFO [stdout] 760c075ca38f0119db04998acf7b2dc18a161576852acbe79f1a80d08a31a726
Dec 13 04:27:02.532 INFO running `"docker" "start" "-a" "760c075ca38f0119db04998acf7b2dc18a161576852acbe79f1a80d08a31a726"`
Dec 13 04:27:02.959 INFO [stderr] usermod: no changes
Dec 13 04:27:03.004 INFO [stderr]    Compiling ntrace v0.1.0 (/source)
Dec 13 04:27:03.279 INFO [stderr] warning: unused import: `core::ffi`
Dec 13 04:27:03.279 INFO [stderr]  --> src/main.rs:5:5
Dec 13 04:27:03.279 INFO [stderr]   |
Dec 13 04:27:03.279 INFO [stderr] 5 | use core::ffi;
Dec 13 04:27:03.279 INFO [stderr]   |     ^^^^^^^^^
Dec 13 04:27:03.279 INFO [stderr]   |
Dec 13 04:27:03.279 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 04:27:03.279 INFO [stderr] 
Dec 13 04:27:03.279 INFO [stderr] warning: unused import: `nix::sys::signal::Signal`
Dec 13 04:27:03.279 INFO [stderr]  --> src/main.rs:7:5
Dec 13 04:27:03.279 INFO [stderr]   |
Dec 13 04:27:03.279 INFO [stderr] 7 | use nix::sys::signal::Signal; 
Dec 13 04:27:03.279 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 04:27:03.279 INFO [stderr] 
Dec 13 04:27:03.303 INFO [stderr] warning: use of deprecated item 'nix::sys::ptrace::ptrace': usages of `ptrace()` should be replaced with the specialized helper functions instead
Dec 13 04:27:03.303 INFO [stderr]   --> src/main.rs:54:13
Dec 13 04:27:03.303 INFO [stderr]    |
Dec 13 04:27:03.303 INFO [stderr] 54 |             ptrace::ptrace(ptrace::Request::PTRACE_GETREGS, pid, std::ptr::null_mut(), buffer_raw).unwrap();
Dec 13 04:27:03.303 INFO [stderr]    |             ^^^^^^^^^^^^^^
Dec 13 04:27:03.303 INFO [stderr]    |
Dec 13 04:27:03.303 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 13 04:27:03.303 INFO [stderr] 
Dec 13 04:27:03.337 INFO [stderr] warning: unused variable: `syscall`
Dec 13 04:27:03.337 INFO [stderr]    --> src/main.rs:119:21
Dec 13 04:27:03.337 INFO [stderr]     |
Dec 13 04:27:03.337 INFO [stderr] 119 |                 let syscall = nix::sys::ptrace::syscall(pid);
Dec 13 04:27:03.337 INFO [stderr]     |                     ^^^^^^^ help: consider using `_syscall` instead
Dec 13 04:27:03.337 INFO [stderr]     |
Dec 13 04:27:03.337 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 04:27:03.337 INFO [stderr] 
Dec 13 04:27:03.346 INFO [stderr] warning: struct is never constructed: `PidRegisterSession`
Dec 13 04:27:03.346 INFO [stderr]   --> src/main.rs:12:1
Dec 13 04:27:03.346 INFO [stderr]    |
Dec 13 04:27:03.346 INFO [stderr] 12 | struct PidRegisterSession{
Dec 13 04:27:03.346 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 04:27:03.346 INFO [stderr]    |
Dec 13 04:27:03.346 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 04:27:03.346 INFO [stderr] 
Dec 13 04:27:03.347 INFO [stderr] warning: field is never used: `r15`
Dec 13 04:27:03.347 INFO [stderr]   --> src/main.rs:19:5
Dec 13 04:27:03.347 INFO [stderr]    |
Dec 13 04:27:03.347 INFO [stderr] 19 |     r15: u64,
Dec 13 04:27:03.347 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.347 INFO [stderr] 
Dec 13 04:27:03.347 INFO [stderr] warning: field is never used: `r14`
Dec 13 04:27:03.347 INFO [stderr]   --> src/main.rs:20:5
Dec 13 04:27:03.347 INFO [stderr]    |
Dec 13 04:27:03.347 INFO [stderr] 20 |     r14: u64,
Dec 13 04:27:03.347 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.347 INFO [stderr] 
Dec 13 04:27:03.347 INFO [stderr] warning: field is never used: `r13`
Dec 13 04:27:03.347 INFO [stderr]   --> src/main.rs:21:5
Dec 13 04:27:03.347 INFO [stderr]    |
Dec 13 04:27:03.347 INFO [stderr] 21 |     r13: u64,
Dec 13 04:27:03.347 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.347 INFO [stderr] 
Dec 13 04:27:03.347 INFO [stderr] warning: field is never used: `r12`
Dec 13 04:27:03.347 INFO [stderr]   --> src/main.rs:22:5
Dec 13 04:27:03.347 INFO [stderr]    |
Dec 13 04:27:03.347 INFO [stderr] 22 |     r12: u64,
Dec 13 04:27:03.347 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.347 INFO [stderr] 
Dec 13 04:27:03.347 INFO [stderr] warning: field is never used: `rbp`
Dec 13 04:27:03.347 INFO [stderr]   --> src/main.rs:23:5
Dec 13 04:27:03.347 INFO [stderr]    |
Dec 13 04:27:03.347 INFO [stderr] 23 |     rbp: u64,
Dec 13 04:27:03.347 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.347 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `rbx`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:24:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 24 |     rbx: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `r11`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:25:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 25 |     r11: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `r10`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:26:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 26 |     r10: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `r9`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:27:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 27 |     r9: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `r8`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:28:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 28 |     r8: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `rax`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:29:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 29 |     rax: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `rcx`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:30:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 30 |     rcx: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `rdx`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:31:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 31 |     rdx: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `rsi`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:32:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 32 |     rsi: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `orig_rax`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:34:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 34 |     orig_rax: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `rip`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:35:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 35 |     rip: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `cs`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:36:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 36 |     cs: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `eflags`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:37:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 37 |     eflags: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^^^^^
Dec 13 04:27:03.348 INFO [stderr] 
Dec 13 04:27:03.348 INFO [stderr] warning: field is never used: `rsp`
Dec 13 04:27:03.348 INFO [stderr]   --> src/main.rs:38:5
Dec 13 04:27:03.348 INFO [stderr]    |
Dec 13 04:27:03.348 INFO [stderr] 38 |     rsp: u64,
Dec 13 04:27:03.348 INFO [stderr]    |     ^^^^^^^^
Dec 13 04:27:03.349 INFO [stderr] 
Dec 13 04:27:03.349 INFO [stderr] warning: field is never used: `ss`
Dec 13 04:27:03.349 INFO [stderr]   --> src/main.rs:39:5
Dec 13 04:27:03.349 INFO [stderr]    |
Dec 13 04:27:03.349 INFO [stderr] 39 |     ss: u64,
Dec 13 04:27:03.349 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:03.349 INFO [stderr] 
Dec 13 04:27:03.349 INFO [stderr] warning: field is never used: `fs_base`
Dec 13 04:27:03.349 INFO [stderr]   --> src/main.rs:40:5
Dec 13 04:27:03.349 INFO [stderr]    |
Dec 13 04:27:03.349 INFO [stderr] 40 |     fs_base: u64,
Dec 13 04:27:03.349 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 13 04:27:03.349 INFO [stderr] 
Dec 13 04:27:03.349 INFO [stderr] warning: field is never used: `gs_base`
Dec 13 04:27:03.349 INFO [stderr]   --> src/main.rs:41:5
Dec 13 04:27:03.349 INFO [stderr]    |
Dec 13 04:27:03.349 INFO [stderr] 41 |     gs_base: u64,
Dec 13 04:27:03.349 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 13 04:27:03.349 INFO [stderr] 
Dec 13 04:27:03.349 INFO [stderr] warning: field is never used: `ds`
Dec 13 04:27:03.349 INFO [stderr]   --> src/main.rs:42:5
Dec 13 04:27:03.349 INFO [stderr]    |
Dec 13 04:27:03.349 INFO [stderr] 42 |     ds: u64,
Dec 13 04:27:03.349 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:03.349 INFO [stderr] 
Dec 13 04:27:03.349 INFO [stderr] warning: field is never used: `es`
Dec 13 04:27:03.349 INFO [stderr]   --> src/main.rs:43:5
Dec 13 04:27:03.349 INFO [stderr]    |
Dec 13 04:27:03.349 INFO [stderr] 43 |     es: u64,
Dec 13 04:27:03.349 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:03.349 INFO [stderr] 
Dec 13 04:27:03.349 INFO [stderr] warning: field is never used: `fs`
Dec 13 04:27:03.349 INFO [stderr]   --> src/main.rs:44:5
Dec 13 04:27:03.349 INFO [stderr]    |
Dec 13 04:27:03.349 INFO [stderr] 44 |     fs: u64,
Dec 13 04:27:03.349 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:03.349 INFO [stderr] 
Dec 13 04:27:03.349 INFO [stderr] warning: field is never used: `gs`
Dec 13 04:27:03.349 INFO [stderr]   --> src/main.rs:45:5
Dec 13 04:27:03.349 INFO [stderr]    |
Dec 13 04:27:03.349 INFO [stderr] 45 |     gs: u64
Dec 13 04:27:03.349 INFO [stderr]    |     ^^^^^^^
Dec 13 04:27:03.349 INFO [stderr] 
Dec 13 04:27:03.349 INFO [stderr] warning: constant `buffer_size` should have an upper case name such as `BUFFER_SIZE`
Dec 13 04:27:03.349 INFO [stderr]   --> src/main.rs:51:9
Dec 13 04:27:03.349 INFO [stderr]    |
Dec 13 04:27:03.349 INFO [stderr] 51 |         const buffer_size: usize = 27;
Dec 13 04:27:03.349 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 04:27:03.349 INFO [stderr]    |
Dec 13 04:27:03.349 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 13 04:27:03.349 INFO [stderr] 
Dec 13 04:27:03.586 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Dec 13 04:27:03.587 INFO [stderr] su: No module specific data is present
Dec 13 04:27:03.916 INFO running `"docker" "inspect" "760c075ca38f0119db04998acf7b2dc18a161576852acbe79f1a80d08a31a726"`
Dec 13 04:27:04.161 INFO running `"docker" "rm" "-f" "760c075ca38f0119db04998acf7b2dc18a161576852acbe79f1a80d08a31a726"`
Dec 13 04:27:04.398 INFO [stdout] 760c075ca38f0119db04998acf7b2dc18a161576852acbe79f1a80d08a31a726
Dec 13 04:27:04.404 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 04:27:04.832 INFO [stdout] 2db7f42dbc7be654c621f8e18308e3cf98e0d55bd08bc802b64964c6589f52ee
Dec 13 04:27:04.836 INFO running `"docker" "start" "-a" "2db7f42dbc7be654c621f8e18308e3cf98e0d55bd08bc802b64964c6589f52ee"`
Dec 13 04:27:06.307 INFO [stderr] usermod: no changes
Dec 13 04:27:06.406 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 04:27:06.407 INFO [stderr]      Running /target/debug/deps/ntrace-137de0fac25ae80c
Dec 13 04:27:06.407 INFO [stderr] su: No module specific data is present
Dec 13 04:27:06.407 INFO [stdout] 
Dec 13 04:27:06.407 INFO [stdout] running 0 tests
Dec 13 04:27:06.407 INFO [stdout] 
Dec 13 04:27:06.407 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 04:27:06.407 INFO [stdout] 
Dec 13 04:27:06.979 INFO running `"docker" "inspect" "2db7f42dbc7be654c621f8e18308e3cf98e0d55bd08bc802b64964c6589f52ee"`
Dec 13 04:27:07.267 INFO running `"docker" "rm" "-f" "2db7f42dbc7be654c621f8e18308e3cf98e0d55bd08bc802b64964c6589f52ee"`
Dec 13 04:27:07.539 INFO [stdout] 2db7f42dbc7be654c621f8e18308e3cf98e0d55bd08bc802b64964c6589f52ee