[INFO] fetching crate torustcalcmcp 0.3.0...
[INFO] checking torustcalcmcp-0.3.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate torustcalcmcp 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate torustcalcmcp 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate torustcalcmcp 0.3.0
[INFO] tweaked toml for crates.io crate torustcalcmcp 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate torustcalcmcp 0.3.0 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 crates.io crate torustcalcmcp 0.3.0 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: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: binary `toRustCalcMCP` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-0-tc2/source/target/.../toRustCalcMCP
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `to-rust-calc-mcp`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "toRustCalcMCP"
[INFO] [stderr] 10 + name = "to-rust-calc-mcp"
[INFO] [stderr]    |
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 | homepage = "https://github.com/carlomagnoglobal/toRustCalcMCP"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 | repository = "https://github.com/carlomagnoglobal/toRustCalcMCP"
[INFO] [stderr]    |              ---------------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `torustcalcmcp` (manifest) generated 3 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a7b9c729e41c81fa537bdd4d002ed9cc1ca5e037b7274e253e0e9e8410fcf21d
[INFO] running `Command { std: "docker" "start" "a7b9c729e41c81fa537bdd4d002ed9cc1ca5e037b7274e253e0e9e8410fcf21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7b9c729e41c81fa537bdd4d002ed9cc1ca5e037b7274e253e0e9e8410fcf21d", 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" "a7b9c729e41c81fa537bdd4d002ed9cc1ca5e037b7274e253e0e9e8410fcf21d" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7b9c729e41c81fa537bdd4d002ed9cc1ca5e037b7274e253e0e9e8410fcf21d", 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" "a7b9c729e41c81fa537bdd4d002ed9cc1ca5e037b7274e253e0e9e8410fcf21d" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: binary `toRustCalcMCP` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../toRustCalcMCP
[INFO] [stderr]    |                          ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `to-rust-calc-mcp`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "toRustCalcMCP"
[INFO] [stderr] 10 + name = "to-rust-calc-mcp"
[INFO] [stderr]    |
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 | homepage = "https://github.com/carlomagnoglobal/toRustCalcMCP"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 | repository = "https://github.com/carlomagnoglobal/toRustCalcMCP"
[INFO] [stderr]    |              ---------------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `torustcalcmcp` (manifest) generated 3 warnings
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.46
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]     Checking chunked_transfer v1.5.0
[INFO] [stderr]     Checking fd-lock v4.0.4
[INFO] [stderr]     Checking crc-catalog v2.5.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.13.3
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking crc v3.4.0
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking tiny_http v0.12.0
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.28.0/src/unistd.rs:956:13
[INFO] [stdout]     |
[INFO] [stdout] 956 |             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-0.28.0/src/unistd.rs:956:13
[INFO] [stdout]     |
[INFO] [stdout] 956 |             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" "a7b9c729e41c81fa537bdd4d002ed9cc1ca5e037b7274e253e0e9e8410fcf21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b9c729e41c81fa537bdd4d002ed9cc1ca5e037b7274e253e0e9e8410fcf21d", kill_on_drop: false }`
[INFO] [stdout] a7b9c729e41c81fa537bdd4d002ed9cc1ca5e037b7274e253e0e9e8410fcf21d
