[INFO] cloning repository https://github.com/anuj-apdev/system-programing-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anuj-apdev/system-programing-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanuj-apdev%2Fsystem-programing-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanuj-apdev%2Fsystem-programing-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f8a4c91ec99ba5517ae0f504d24c44f641464b4
[INFO] checking anuj-apdev/system-programing-rust 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%2Fanuj-apdev%2Fsystem-programing-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/anuj-apdev/system-programing-rust
[INFO] finished tweaking git repo https://github.com/anuj-apdev/system-programing-rust
[INFO] tweaked toml for git repo https://github.com/anuj-apdev/system-programing-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/anuj-apdev/system-programing-rust 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/anuj-apdev/system-programing-rust 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 `wait_block` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-5-tc2/source/target/.../wait_block
[INFO] [stderr]   |                                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `wait-block`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 - name = "wait_block"
[INFO] [stderr] 6 + name = "wait-block"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `wait_busy` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-5-tc2/source/target/.../wait_busy
[INFO] [stderr]    |                                                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `wait-busy`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "wait_busy"
[INFO] [stderr] 10 + name = "wait-busy"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `wait_signal` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-5-tc2/source/target/.../wait_signal
[INFO] [stderr]    |                                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `wait-signal`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 - name = "wait_signal"
[INFO] [stderr] 14 + name = "wait-signal"
[INFO] [stderr]    |
[INFO] [stderr] warning: `reapme` (manifest) generated 3 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ef9700edb3ac9142f4f046480fe7f389c08462c3af693bd4746edaac578c2871
[INFO] running `Command { std: "docker" "start" "ef9700edb3ac9142f4f046480fe7f389c08462c3af693bd4746edaac578c2871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef9700edb3ac9142f4f046480fe7f389c08462c3af693bd4746edaac578c2871", 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" "ef9700edb3ac9142f4f046480fe7f389c08462c3af693bd4746edaac578c2871" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef9700edb3ac9142f4f046480fe7f389c08462c3af693bd4746edaac578c2871", 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" "ef9700edb3ac9142f4f046480fe7f389c08462c3af693bd4746edaac578c2871" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `wait_block` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../wait_block
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `wait-block`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 - name = "wait_block"
[INFO] [stderr] 6 + name = "wait-block"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `wait_busy` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../wait_busy
[INFO] [stderr]    |                          ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `wait-busy`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "wait_busy"
[INFO] [stderr] 10 + name = "wait-busy"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `wait_signal` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../wait_signal
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `wait-signal`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 - name = "wait_signal"
[INFO] [stderr] 14 + name = "wait-signal"
[INFO] [stderr]    |
[INFO] [stderr] warning: `reapme` (manifest) generated 3 warnings
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking syslog v5.0.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.15.0/src/unistd.rs:800:56
[INFO] [stdout]     |
[INFO] [stdout] 800 |                       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-0.15.0/src/unistd.rs:800:56
[INFO] [stdout]     |
[INFO] [stdout] 800 |                       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" "ef9700edb3ac9142f4f046480fe7f389c08462c3af693bd4746edaac578c2871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9700edb3ac9142f4f046480fe7f389c08462c3af693bd4746edaac578c2871", kill_on_drop: false }`
[INFO] [stdout] ef9700edb3ac9142f4f046480fe7f389c08462c3af693bd4746edaac578c2871
