[INFO] fetching crate simple_on_shutdown 1.0.0...
[INFO] checking simple_on_shutdown-1.0.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate simple_on_shutdown 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate simple_on_shutdown 1.0.0
[INFO] finished tweaking crates.io crate simple_on_shutdown 1.0.0
[INFO] tweaked toml for crates.io crate simple_on_shutdown 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_on_shutdown 1.0.0 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 simple_on_shutdown 1.0.0 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:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | 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: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | homepage = "https://github.com/phip1611/simple_on_shutdown"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 | repository = "https://github.com/phip1611/simple_on_shutdown"
[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: `simple_on_shutdown` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f45acb87bab4942e4c53f831aad21176efab00ba2b19eee5155ba825f1c2cdab
[INFO] running `Command { std: "docker" "start" "f45acb87bab4942e4c53f831aad21176efab00ba2b19eee5155ba825f1c2cdab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f45acb87bab4942e4c53f831aad21176efab00ba2b19eee5155ba825f1c2cdab", 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" "f45acb87bab4942e4c53f831aad21176efab00ba2b19eee5155ba825f1c2cdab" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f45acb87bab4942e4c53f831aad21176efab00ba2b19eee5155ba825f1c2cdab", 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" "f45acb87bab4942e4c53f831aad21176efab00ba2b19eee5155ba825f1c2cdab" "/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:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | 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: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | homepage = "https://github.com/phip1611/simple_on_shutdown"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 | repository = "https://github.com/phip1611/simple_on_shutdown"
[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: `simple_on_shutdown` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking cpufeatures v0.1.4
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking bytestring v1.0.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking simple_on_shutdown v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.20.0/src/unistd.rs:854:56
[INFO] [stdout]     |
[INFO] [stdout] 854 |                       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-0.20.0/src/unistd.rs:854:56
[INFO] [stdout]     |
[INFO] [stdout] 854 |                       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" "f45acb87bab4942e4c53f831aad21176efab00ba2b19eee5155ba825f1c2cdab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f45acb87bab4942e4c53f831aad21176efab00ba2b19eee5155ba825f1c2cdab", kill_on_drop: false }`
[INFO] [stdout] f45acb87bab4942e4c53f831aad21176efab00ba2b19eee5155ba825f1c2cdab
