[INFO] cloning repository https://github.com/gpgreen/chartplotterhat_utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gpgreen/chartplotterhat_utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgpgreen%2Fchartplotterhat_utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgpgreen%2Fchartplotterhat_utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abe8b253496d51ad57e7ecfc12c4f836b5879403
[INFO] checking gpgreen/chartplotterhat_utils against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgpgreen%2Fchartplotterhat_utils" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gpgreen/chartplotterhat_utils
[INFO] finished tweaking git repo https://github.com/gpgreen/chartplotterhat_utils
[INFO] tweaked toml for git repo https://github.com/gpgreen/chartplotterhat_utils written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gpgreen/chartplotterhat_utils on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gpgreen/chartplotterhat_utils 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `shutdown_monitor` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../shutdown_monitor
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `shutdown-monitor`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 - name = "shutdown_monitor"
[INFO] [stderr] 9 + name = "shutdown-monitor"
[INFO] [stderr]   |
[INFO] [stderr] warning: `chartplotterhat_utils` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3443753ce53815e37e7565d3361bc6419a1f61c86c3d864696a75c238a305075
[INFO] running `Command { std: "docker" "start" "3443753ce53815e37e7565d3361bc6419a1f61c86c3d864696a75c238a305075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3443753ce53815e37e7565d3361bc6419a1f61c86c3d864696a75c238a305075", 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" "3443753ce53815e37e7565d3361bc6419a1f61c86c3d864696a75c238a305075" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3443753ce53815e37e7565d3361bc6419a1f61c86c3d864696a75c238a305075", 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 --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3443753ce53815e37e7565d3361bc6419a1f61c86c3d864696a75c238a305075" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `shutdown_monitor` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../shutdown_monitor
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `shutdown-monitor`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 - name = "shutdown_monitor"
[INFO] [stderr] 9 + name = "shutdown-monitor"
[INFO] [stderr]   |
[INFO] [stderr] warning: `chartplotterhat_utils` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.23.1/src/unistd.rs:855:56
[INFO] [stdout]     |
[INFO] [stdout] 855 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AtFlags` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.23.1/src/unistd.rs:855:56
[INFO] [stdout]     |
[INFO] [stdout] 855 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout]     = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr] error: could not compile `nix` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3443753ce53815e37e7565d3361bc6419a1f61c86c3d864696a75c238a305075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3443753ce53815e37e7565d3361bc6419a1f61c86c3d864696a75c238a305075", kill_on_drop: false }`
[INFO] [stdout] 3443753ce53815e37e7565d3361bc6419a1f61c86c3d864696a75c238a305075
