[INFO] cloning repository https://github.com/yuyoyuppe/process_sniper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuyoyuppe/process_sniper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuyoyuppe%2Fprocess_sniper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuyoyuppe%2Fprocess_sniper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e864f3238a0ed931c9e1c2d33b66e7e216dffd3
[INFO] checking yuyoyuppe/process_sniper against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuyoyuppe%2Fprocess_sniper" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuyoyuppe/process_sniper on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yuyoyuppe/process_sniper
[INFO] finished tweaking git repo https://github.com/yuyoyuppe/process_sniper
[INFO] tweaked toml for git repo https://github.com/yuyoyuppe/process_sniper written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/yuyoyuppe/process_sniper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59017be3e77719b019ec2fbb82452ad3111c8a9452290f5c5c7283f5d5bbd79c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "59017be3e77719b019ec2fbb82452ad3111c8a9452290f5c5c7283f5d5bbd79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59017be3e77719b019ec2fbb82452ad3111c8a9452290f5c5c7283f5d5bbd79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59017be3e77719b019ec2fbb82452ad3111c8a9452290f5c5c7283f5d5bbd79c", kill_on_drop: false }`
[INFO] [stdout] 59017be3e77719b019ec2fbb82452ad3111c8a9452290f5c5c7283f5d5bbd79c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 580b7431ee0393262d57ee7a4a512a4fe0a12c7bcf63bb4ea7ca93b9b0d90ab4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "580b7431ee0393262d57ee7a4a512a4fe0a12c7bcf63bb4ea7ca93b9b0d90ab4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking sysinfo v0.20.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking process_sniper v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `process_sniper`
[INFO] [stdout]    --> src/main.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / #![cfg(windows)]
[INFO] [stdout] 2   | | #![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
[INFO] [stdout] 3   | |
[INFO] [stdout] 4   | | use libc::{sighandler_t, signal, SIGABRT, SIGINT, SIGTERM};
[INFO] [stdout] ...   |
[INFO] [stdout] 107 | |     run_message_loop()
[INFO] [stdout] 108 | | }
[INFO] [stdout]     | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `process_sniper` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "580b7431ee0393262d57ee7a4a512a4fe0a12c7bcf63bb4ea7ca93b9b0d90ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "580b7431ee0393262d57ee7a4a512a4fe0a12c7bcf63bb4ea7ca93b9b0d90ab4", kill_on_drop: false }`
[INFO] [stdout] 580b7431ee0393262d57ee7a4a512a4fe0a12c7bcf63bb4ea7ca93b9b0d90ab4
