[INFO] cloning repository https://github.com/sauercrowd/ntrace [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sauercrowd/ntrace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsauercrowd%2Fntrace", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsauercrowd%2Fntrace'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a28087b4840e47c43e0bf7a92716196a37cf4e53 [INFO] checking sauercrowd/ntrace against master#accc516128b21e960b1a7af45393e9acdd184890 for pr-122501 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsauercrowd%2Fntrace" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sauercrowd/ntrace on toolchain accc516128b21e960b1a7af45393e9acdd184890 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+accc516128b21e960b1a7af45393e9acdd184890" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sauercrowd/ntrace [INFO] finished tweaking git repo https://github.com/sauercrowd/ntrace [INFO] tweaked toml for git repo https://github.com/sauercrowd/ntrace written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sauercrowd/ntrace already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+accc516128b21e960b1a7af45393e9acdd184890" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking sauercrowd/ntrace against try#32f93a5733992b29f321831b7e26c1f7d7205013 for pr-122501 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsauercrowd%2Fntrace" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sauercrowd/ntrace on toolchain 32f93a5733992b29f321831b7e26c1f7d7205013 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sauercrowd/ntrace [INFO] finished tweaking git repo https://github.com/sauercrowd/ntrace [INFO] tweaked toml for git repo https://github.com/sauercrowd/ntrace written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/sauercrowd/ntrace already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1fc6b705dc69f698ab1cb4f275f9408047d237293b22f9af5bf1a6aaa30dff34 [INFO] running `Command { std: "docker" "start" "-a" "1fc6b705dc69f698ab1cb4f275f9408047d237293b22f9af5bf1a6aaa30dff34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1fc6b705dc69f698ab1cb4f275f9408047d237293b22f9af5bf1a6aaa30dff34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fc6b705dc69f698ab1cb4f275f9408047d237293b22f9af5bf1a6aaa30dff34", kill_on_drop: false }` [INFO] [stdout] 1fc6b705dc69f698ab1cb4f275f9408047d237293b22f9af5bf1a6aaa30dff34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 823a3d6061a8ad475a2a479ddb0344b583e20e1168cf9a7794ea4f8708516799 [INFO] running `Command { std: "docker" "start" "-a" "823a3d6061a8ad475a2a479ddb0344b583e20e1168cf9a7794ea4f8708516799", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling nix v0.12.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking ntrace v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `core::ffi` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use core::ffi; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nix::sys::signal::Signal` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use nix::sys::signal::Signal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `nix::sys::ptrace::ptrace`: usages of `ptrace()` should be replaced with the specialized helper functions instead [INFO] [stdout] --> src/main.rs:54:21 [INFO] [stdout] | [INFO] [stdout] 54 | ptrace::ptrace(ptrace::Request::PTRACE_GETREGS, pid, std::ptr::null_mut(), buffer_raw).unwrap(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::ffi` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use core::ffi; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nix::sys::signal::Signal` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use nix::sys::signal::Signal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `nix::sys::ptrace::ptrace`: usages of `ptrace()` should be replaced with the specialized helper functions instead [INFO] [stdout] --> src/main.rs:54:21 [INFO] [stdout] | [INFO] [stdout] 54 | ptrace::ptrace(ptrace::Request::PTRACE_GETREGS, pid, std::ptr::null_mut(), buffer_raw).unwrap(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `syscall` [INFO] [stdout] --> src/main.rs:119:21 [INFO] [stdout] | [INFO] [stdout] 119 | let syscall = nix::sys::ptrace::syscall(pid); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_syscall` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PidRegisterSession` is never constructed [INFO] [stdout] --> src/main.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct PidRegisterSession{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 18 | struct Registers { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 19 | r15: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 20 | r14: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 21 | r13: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 22 | r12: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 23 | rbp: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 24 | rbx: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 25 | r11: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 26 | r10: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 27 | r9: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 28 | r8: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 29 | rax: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 30 | rcx: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 31 | rdx: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 32 | rsi: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 33 | rdi: u64, [INFO] [stdout] 34 | orig_rax: u64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 35 | rip: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 36 | cs: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 37 | eflags: u64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 38 | rsp: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 39 | ss: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 40 | fs_base: u64, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 41 | gs_base: u64, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 42 | ds: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 43 | es: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 44 | fs: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 45 | gs: u64 [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `buffer_size` should have an upper case name [INFO] [stdout] --> src/main.rs:51:15 [INFO] [stdout] | [INFO] [stdout] 51 | const buffer_size: usize = 27; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper case: `BUFFER_SIZE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `syscall` [INFO] [stdout] --> src/main.rs:119:21 [INFO] [stdout] | [INFO] [stdout] 119 | let syscall = nix::sys::ptrace::syscall(pid); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_syscall` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PidRegisterSession` is never constructed [INFO] [stdout] --> src/main.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct PidRegisterSession{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 18 | struct Registers { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 19 | r15: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 20 | r14: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 21 | r13: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 22 | r12: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 23 | rbp: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 24 | rbx: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 25 | r11: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 26 | r10: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 27 | r9: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 28 | r8: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 29 | rax: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 30 | rcx: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 31 | rdx: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 32 | rsi: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 33 | rdi: u64, [INFO] [stdout] 34 | orig_rax: u64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 35 | rip: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 36 | cs: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 37 | eflags: u64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 38 | rsp: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 39 | ss: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 40 | fs_base: u64, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 41 | gs_base: u64, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 42 | ds: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 43 | es: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 44 | fs: u64, [INFO] [stdout] | ^^ [INFO] [stdout] 45 | gs: u64 [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `buffer_size` should have an upper case name [INFO] [stdout] --> src/main.rs:51:15 [INFO] [stdout] | [INFO] [stdout] 51 | const buffer_size: usize = 27; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper case: `BUFFER_SIZE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.97s [INFO] running `Command { std: "docker" "inspect" "823a3d6061a8ad475a2a479ddb0344b583e20e1168cf9a7794ea4f8708516799", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "823a3d6061a8ad475a2a479ddb0344b583e20e1168cf9a7794ea4f8708516799", kill_on_drop: false }` [INFO] [stdout] 823a3d6061a8ad475a2a479ddb0344b583e20e1168cf9a7794ea4f8708516799