[INFO] cloning repository https://github.com/rishiad/uplink-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rishiad/uplink-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishiad%2Fuplink-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishiad%2Fuplink-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f641f9722560b7a3596e6deb8efb4f0c79171ce
[INFO] checking rishiad/uplink-server 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%2Frishiad%2Fuplink-server" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  97% (6386/6536)
Updating files:  98% (6406/6536)
Updating files:  99% (6471/6536)
Updating files: 100% (6536/6536)
Updating files: 100% (6536/6536), done.
[INFO] started tweaking git repo https://github.com/rishiad/uplink-server
[INFO] finished tweaking git repo https://github.com/rishiad/uplink-server
[INFO] tweaked toml for git repo https://github.com/rishiad/uplink-server written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rishiad/uplink-server 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/rishiad/uplink-server 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 `test_client` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../test_client
[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 `test-client`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/test_client.rs
[INFO] [stderr] 1 + src/bin/test-client.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `uplink-pty` (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] 2ce7d3e94a9d3dd8512c4c6e3e02527876235a33f7e97a0bfb5393f2d2d24f00
[INFO] running `Command { std: "docker" "start" "2ce7d3e94a9d3dd8512c4c6e3e02527876235a33f7e97a0bfb5393f2d2d24f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ce7d3e94a9d3dd8512c4c6e3e02527876235a33f7e97a0bfb5393f2d2d24f00", 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" "2ce7d3e94a9d3dd8512c4c6e3e02527876235a33f7e97a0bfb5393f2d2d24f00" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ce7d3e94a9d3dd8512c4c6e3e02527876235a33f7e97a0bfb5393f2d2d24f00", 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" "2ce7d3e94a9d3dd8512c4c6e3e02527876235a33f7e97a0bfb5393f2d2d24f00" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `test_client` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../test_client
[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 `test-client`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/test_client.rs
[INFO] [stderr] 1 + src/bin/test-client.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `uplink-pty` (manifest) generated 1 warning
[INFO] [stderr]     Checking itoa v1.0.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking shell-words v1.1.1
[INFO] [stderr]    Compiling serde_json v1.0.147
[INFO] [stderr]     Checking filetime v0.2.26
[INFO] [stderr]     Checking zmij v0.1.7
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking rmp v0.8.15
[INFO] [stderr]     Checking xattr v1.6.1
[INFO] [stderr]     Checking tar v0.4.44
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.25.1/src/unistd.rs:929:56
[INFO] [stdout]     |
[INFO] [stdout] 929 |                       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-0.25.1/src/unistd.rs:929:56
[INFO] [stdout]     |
[INFO] [stdout] 929 |                       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] 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" "2ce7d3e94a9d3dd8512c4c6e3e02527876235a33f7e97a0bfb5393f2d2d24f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce7d3e94a9d3dd8512c4c6e3e02527876235a33f7e97a0bfb5393f2d2d24f00", kill_on_drop: false }`
[INFO] [stdout] 2ce7d3e94a9d3dd8512c4c6e3e02527876235a33f7e97a0bfb5393f2d2d24f00
