[INFO] fetching crate printnanny-gst 0.24.4...
[INFO] checking printnanny-gst-0.24.4 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate printnanny-gst 0.24.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate printnanny-gst 0.24.4
[INFO] finished tweaking crates.io crate printnanny-gst 0.24.4
[INFO] tweaked toml for crates.io crate printnanny-gst 0.24.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate printnanny-gst 0.24.4 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 printnanny-gst 0.24.4 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: Cargo.toml: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: `printnanny-gst` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 062452c9d8944492b63b0a69548d7b6b990ce52701d9b31b000785b9bbf7e5e7
[INFO] running `Command { std: "docker" "start" "062452c9d8944492b63b0a69548d7b6b990ce52701d9b31b000785b9bbf7e5e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "062452c9d8944492b63b0a69548d7b6b990ce52701d9b31b000785b9bbf7e5e7", 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" "062452c9d8944492b63b0a69548d7b6b990ce52701d9b31b000785b9bbf7e5e7" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "062452c9d8944492b63b0a69548d7b6b990ce52701d9b31b000785b9bbf7e5e7", 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" "062452c9d8944492b63b0a69548d7b6b990ce52701d9b31b000785b9bbf7e5e7" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: `printnanny-gst` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.121
[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]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]    Compiling cfg-expr v0.10.3
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking event-listener v2.5.2
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling file-lock v2.1.4
[INFO] [stderr]    Compiling sys-info v0.9.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling figment v0.10.6
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.5
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking async-io v1.7.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking multipart v0.18.0
[INFO] [stderr]     Checking mktemp v0.4.1
[INFO] [stderr]     Checking headers v0.3.7
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking mqttbytes v0.6.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking pollster v0.2.5
[INFO] [stderr]     Checking zeroize v1.5.6
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking dialoguer v0.8.0
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.24.1/src/unistd.rs:893:56
[INFO] [stdout]     |
[INFO] [stdout] 893 |                       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-0.24.1/src/unistd.rs:893:56
[INFO] [stdout]     |
[INFO] [stdout] 893 |                       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" "062452c9d8944492b63b0a69548d7b6b990ce52701d9b31b000785b9bbf7e5e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "062452c9d8944492b63b0a69548d7b6b990ce52701d9b31b000785b9bbf7e5e7", kill_on_drop: false }`
[INFO] [stdout] 062452c9d8944492b63b0a69548d7b6b990ce52701d9b31b000785b9bbf7e5e7
