[INFO] cloning repository https://github.com/kaki-studios/kakimail
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaki-studios/kakimail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaki-studios%2Fkakimail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaki-studios%2Fkakimail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 191170f025f81f7dc199e0ebb78a94992ba0d063
[INFO] checking kaki-studios/kakimail 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%2Fkaki-studios%2Fkakimail" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kaki-studios/kakimail
[INFO] finished tweaking git repo https://github.com/kaki-studios/kakimail
[INFO] tweaked toml for git repo https://github.com/kaki-studios/kakimail written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kaki-studios/kakimail 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/kaki-studios/kakimail 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] a55de8aa9ef1be31cc86702cab6e2740fc700ed48f38379e5f5d210917d6bf92
[INFO] running `Command { std: "docker" "start" "a55de8aa9ef1be31cc86702cab6e2740fc700ed48f38379e5f5d210917d6bf92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a55de8aa9ef1be31cc86702cab6e2740fc700ed48f38379e5f5d210917d6bf92", 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" "a55de8aa9ef1be31cc86702cab6e2740fc700ed48f38379e5f5d210917d6bf92" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a55de8aa9ef1be31cc86702cab6e2740fc700ed48f38379e5f5d210917d6bf92", 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" "a55de8aa9ef1be31cc86702cab6e2740fc700ed48f38379e5f5d210917d6bf92" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking smallvec v1.12.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking zerocopy v0.7.34
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling prettyplease v0.2.17
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling bindgen v0.66.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]     Checking webpki-roots v0.25.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.112
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]    Compiling openssl-sys v0.9.101
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking http-range-header v0.3.1
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking rustls-pki-types v1.4.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling default-env v0.1.1
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling sqlite3-parser v0.12.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.28.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking data-encoding v2.6.0
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]    Compiling rustls v0.23.4
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking chrono v0.4.33
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking blowfish v0.9.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking hashlink v0.9.1
[INFO] [stderr]     Checking charset v0.1.3
[INFO] [stderr]     Checking quoted_printable v0.5.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]     Checking bcrypt v0.15.0
[INFO] [stderr]     Checking rustls-pemfile v2.1.1
[INFO] [stderr]     Checking mailparse v0.15.0
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking functions v0.1.0
[INFO] [stderr]     Checking base64 v0.22.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking rusqlite v0.31.0
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling prost-derive v0.12.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]    Compiling bytemuck_derive v1.6.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling enum-as-inner v0.6.0
[INFO] [stderr]     Checking fancy-regex v0.13.0
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.102.2
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.26.4/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-0.26.4/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" "a55de8aa9ef1be31cc86702cab6e2740fc700ed48f38379e5f5d210917d6bf92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a55de8aa9ef1be31cc86702cab6e2740fc700ed48f38379e5f5d210917d6bf92", kill_on_drop: false }`
[INFO] [stdout] a55de8aa9ef1be31cc86702cab6e2740fc700ed48f38379e5f5d210917d6bf92
