[INFO] cloning repository https://github.com/ai-mannamalai/rust-to-cpp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ai-mannamalai/rust-to-cpp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fai-mannamalai%2Frust-to-cpp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fai-mannamalai%2Frust-to-cpp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e8b88683b0d7bc41091471b02f946476108f9d0
[INFO] checking ai-mannamalai/rust-to-cpp against try#f4690f24e7d9bcb0b168a02b06dd61391e8bd55a for pr-157814-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fai-mannamalai%2Frust-to-cpp" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ai-mannamalai/rust-to-cpp
[INFO] finished tweaking git repo https://github.com/ai-mannamalai/rust-to-cpp
[INFO] tweaked toml for git repo https://github.com/ai-mannamalai/rust-to-cpp written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ai-mannamalai/rust-to-cpp on toolchain f4690f24e7d9bcb0b168a02b06dd61391e8bd55a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ai-mannamalai/rust-to-cpp 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" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7cf07dcec6eec8f91d8fcff9552b5c74122c05467aaf1800be6da9d6f61e2ab2" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 31f200a4601ded187162c2167f4502b04c1ba8fa39f9fadfdc4339bf60c555fd
[INFO] running `Command { std: "docker" "start" "31f200a4601ded187162c2167f4502b04c1ba8fa39f9fadfdc4339bf60c555fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "31f200a4601ded187162c2167f4502b04c1ba8fa39f9fadfdc4339bf60c555fd" "/opt/rustwide/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31f200a4601ded187162c2167f4502b04c1ba8fa39f9fadfdc4339bf60c555fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "31f200a4601ded187162c2167f4502b04c1ba8fa39f9fadfdc4339bf60c555fd" "/opt/rustwide/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.59
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]    Compiling rust_to_cpp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]   --> build.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 |   if cfg!(target_os = "linux") {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use cargo environment variables if possible: `std::env::var("CARGO_CFG_TARGET_OS").unwrap_or_default() == "linux"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(misleading_cfg_in_build_script)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]   --> build.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     } else if cfg!(target_os = "macos") {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use cargo environment variables if possible: `std::env::var("CARGO_CFG_TARGET_OS").unwrap_or_default() == "macos"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]   --> build.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 |     #[cfg(target_os = "macos")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]   --> build.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 |     #[cfg(target_os = "linux")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xmain` is never used
[INFO] [stdout]   --> build.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn xmain() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_to_cpp` (build script) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "31f200a4601ded187162c2167f4502b04c1ba8fa39f9fadfdc4339bf60c555fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f200a4601ded187162c2167f4502b04c1ba8fa39f9fadfdc4339bf60c555fd", kill_on_drop: false }`
[INFO] [stdout] 31f200a4601ded187162c2167f4502b04c1ba8fa39f9fadfdc4339bf60c555fd
