[INFO] cloning repository https://github.com/t4lz/differs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t4lz/differs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft4lz%2Fdiffers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft4lz%2Fdiffers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc12bb19a66834386fa8d9a6a301ad821beeae55
[INFO] checking t4lz/differs 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%2Ft4lz%2Fdiffers" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/t4lz/differs
[INFO] finished tweaking git repo https://github.com/t4lz/differs
[INFO] tweaked toml for git repo https://github.com/t4lz/differs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/t4lz/differs 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/t4lz/differs 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 32fa77cf423cda01f05987e7006ee67ef46dd66b337b967ad5c58107e297f044
[INFO] running `Command { std: "docker" "start" "32fa77cf423cda01f05987e7006ee67ef46dd66b337b967ad5c58107e297f044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32fa77cf423cda01f05987e7006ee67ef46dd66b337b967ad5c58107e297f044", 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" "32fa77cf423cda01f05987e7006ee67ef46dd66b337b967ad5c58107e297f044" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32fa77cf423cda01f05987e7006ee67ef46dd66b337b967ad5c58107e297f044", 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" "32fa77cf423cda01f05987e7006ee67ef46dd66b337b967ad5c58107e297f044" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde_core v1.0.226
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking unicode-xid v0.2.6
[INFO] [stderr]     Checking unicode-properties v0.1.3
[INFO] [stderr]     Checking rustc-hash v2.1.1
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]     Checking jod-thread v1.0.0
[INFO] [stderr]     Checking text-size v1.1.1
[INFO] [stderr]    Compiling camino v1.2.0
[INFO] [stderr]     Checking triomphe v0.1.14
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking rustc-literal-escaper v0.0.4
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]     Checking ra-ap-rustc_lexer v0.123.0
[INFO] [stderr]     Checking seize v0.5.1
[INFO] [stderr]     Checking countme v3.0.1
[INFO] [stderr]     Checking ra_ap_edition v0.0.301
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]     Checking intrusive-collections v0.9.7
[INFO] [stderr]     Checking salsa-macro-rules v0.23.0
[INFO] [stderr]     Checking smol_str v0.3.2
[INFO] [stderr]     Checking papaya v0.2.3
[INFO] [stderr]     Checking thin-vec v0.2.14
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking boxcar v0.2.14
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking ra_ap_paths v0.0.301
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking la-arena v0.3.1
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]    Compiling rustc_apfloat v0.2.3+llvm-462a31f5a5ab
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]    Compiling cc v1.2.38
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking cov-mark v2.1.0
[INFO] [stderr]     Checking rustc-stable-hash v0.1.2
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking ena v0.14.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking ra-ap-rustc_lexer v0.121.0
[INFO] [stderr]     Checking ra-ap-rustc_hashes v0.123.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking perf-event-open-sys v1.0.1
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking line-index v0.1.2
[INFO] [stderr]     Checking ra-ap-rustc_parse_format v0.121.0
[INFO] [stderr]    Compiling serde v1.0.226
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `A`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/perf-event-open-sys-1.0.1/src/lib.rs:258:43
[INFO] [stdout]     |
[INFO] [stdout] 258 |         libc::ioctl(fd, ioctl as c_ulong, arg)
[INFO] [stdout]     |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `A` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/perf-event-open-sys-1.0.1/src/lib.rs:258:43
[INFO] [stdout]     |
[INFO] [stdout] 258 |         libc::ioctl(fd, ioctl as c_ulong, arg)
[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]     Checking dashmap v6.1.0
[INFO] [stderr] error: could not compile `perf-event-open-sys` (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" "32fa77cf423cda01f05987e7006ee67ef46dd66b337b967ad5c58107e297f044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32fa77cf423cda01f05987e7006ee67ef46dd66b337b967ad5c58107e297f044", kill_on_drop: false }`
[INFO] [stdout] 32fa77cf423cda01f05987e7006ee67ef46dd66b337b967ad5c58107e297f044
