[INFO] fetching crate flash_rust_ws 0.5.1...
[INFO] checking flash_rust_ws-0.5.1 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate flash_rust_ws 0.5.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate flash_rust_ws 0.5.1
[INFO] finished tweaking crates.io crate flash_rust_ws 0.5.1
[INFO] tweaked toml for crates.io crate flash_rust_ws 0.5.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flash_rust_ws 0.5.1 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 flash_rust_ws 0.5.1 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:139:1
[INFO] [stderr]     |
[INFO] [stderr] 139 | 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 `flash_rust_ws` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-0-tc2/source/target/.../flash_rust_ws
[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 `flash-rust-ws`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "flash_rust_ws"
[INFO] [stderr] 2 + name = "flash-rust-ws"
[INFO] [stderr]   |
[INFO] [stderr] warning: `flash_rust_ws` (manifest) generated 2 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] a24e18b86d9cbb38518d267219dcc52836093289f02fd567ea02804eae83d95c
[INFO] running `Command { std: "docker" "start" "a24e18b86d9cbb38518d267219dcc52836093289f02fd567ea02804eae83d95c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a24e18b86d9cbb38518d267219dcc52836093289f02fd567ea02804eae83d95c", 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" "a24e18b86d9cbb38518d267219dcc52836093289f02fd567ea02804eae83d95c" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a24e18b86d9cbb38518d267219dcc52836093289f02fd567ea02804eae83d95c", 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" "a24e18b86d9cbb38518d267219dcc52836093289f02fd567ea02804eae83d95c" "/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:139:1
[INFO] [stderr]     |
[INFO] [stderr] 139 | 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 `flash_rust_ws` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../flash_rust_ws
[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 `flash-rust-ws`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "flash_rust_ws"
[INFO] [stderr] 2 + name = "flash-rust-ws"
[INFO] [stderr]   |
[INFO] [stderr] warning: `flash_rust_ws` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling cc v1.1.15
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking rustls-pki-types v1.8.0
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling oid-registry v0.7.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking pem v3.0.4
[INFO] [stderr]     Checking webpki-roots v0.26.5
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking data-encoding v2.6.0
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking cpufeatures v0.2.13
[INFO] [stderr]     Checking winnow v0.6.18
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking rustls-pemfile v2.1.3
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking http-range v0.1.5
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking xml-rs v0.8.21
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking thread-id v4.2.2
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.27.1/src/unistd.rs:961:13
[INFO] [stdout]     |
[INFO] [stdout] 961 |             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-0.27.1/src/unistd.rs:961:13
[INFO] [stdout]     |
[INFO] [stdout] 961 |             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" "a24e18b86d9cbb38518d267219dcc52836093289f02fd567ea02804eae83d95c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24e18b86d9cbb38518d267219dcc52836093289f02fd567ea02804eae83d95c", kill_on_drop: false }`
[INFO] [stdout] a24e18b86d9cbb38518d267219dcc52836093289f02fd567ea02804eae83d95c
