[INFO] fetching crate fast_fp 0.1.3...
[INFO] documenting fast_fp-0.1.3 against nightly for scrape-examples
[INFO] extracting crate fast_fp 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fast_fp 0.1.3 on toolchain nightly
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain
[INFO] started tweaking crates.io crate fast_fp 0.1.3
[INFO] finished tweaking crates.io crate fast_fp 0.1.3
[INFO] tweaked toml for crates.io crate fast_fp 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simba v0.1.5
[INFO] [stderr]   Downloaded simba v0.6.0
[INFO] [stderr]   Downloaded nalgebra v0.21.1
[INFO] [stderr]   Downloaded nalgebra v0.29.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 373588f90bc4b594e4fa7da1b61e7e059a8a9c2649725cac456b531381736358
[INFO] running `Command { std: "docker" "start" "-a" "373588f90bc4b594e4fa7da1b61e7e059a8a9c2649725cac456b531381736358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "373588f90bc4b594e4fa7da1b61e7e059a8a9c2649725cac456b531381736358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "373588f90bc4b594e4fa7da1b61e7e059a8a9c2649725cac456b531381736358", kill_on_drop: false }`
[INFO] [stdout] 373588f90bc4b594e4fa7da1b61e7e059a8a9c2649725cac456b531381736358
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1fb0f4a6956195ac5d90dd6e2fec56a03fb71d0cc568287b67d05db3f752101
[INFO] running `Command { std: "docker" "start" "-a" "c1fb0f4a6956195ac5d90dd6e2fec56a03fb71d0cc568287b67d05db3f752101", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling fast_fp v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: error: unknown argument: '-fapprox-func'
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `fast_fp v0.1.3 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/fast_fp-d38d3ad6445663a1/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_x86_64-unknown-linux-gnu
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_x86_64_unknown_linux_gnu
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CC
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC
[INFO] [stderr]   CC = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CFLAGS
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,llvm14-builtins-abi,sse,sse2")
[INFO] [stderr]   running: "clang" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-gdwarf-4" "-fno-omit-frame-pointer" "--target=x86_64-unknown-linux-gnu" "-Wall" "-Wextra" "-flto=thin" "-Wno-override-module" "-Werror" "-o" "/opt/rustwide/target/debug/build/fast_fp-456ae809926e5833/out/src/poison/freeze.o" "-c" "src/poison/freeze.ll"
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   cargo:rerun-if-env-changed=AR_x86_64-unknown-linux-gnu
[INFO] [stderr]   AR_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=AR_x86_64_unknown_linux_gnu
[INFO] [stderr]   AR_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_AR
[INFO] [stderr]   HOST_AR = None
[INFO] [stderr]   cargo:rerun-if-env-changed=AR
[INFO] [stderr]   AR = None
[INFO] [stderr]   running: "ar" "cq" "/opt/rustwide/target/debug/build/fast_fp-456ae809926e5833/out/libfreeze.a" "/opt/rustwide/target/debug/build/fast_fp-456ae809926e5833/out/src/poison/freeze.o"
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   running: "ar" "s" "/opt/rustwide/target/debug/build/fast_fp-456ae809926e5833/out/libfreeze.a"
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   cargo:rustc-link-lib=static=freeze
[INFO] [stderr]   cargo:rustc-link-search=native=/opt/rustwide/target/debug/build/fast_fp-456ae809926e5833/out
[INFO] [stderr]   running: "clang" "-O3" "-ffunction-sections" "-fdata-sections" "-fPIC" "-gdwarf-4" "-fno-omit-frame-pointer" "--target=x86_64-unknown-linux-gnu" "-Wall" "-Wextra" "-flto=thin" "-fassociative-math" "-freciprocal-math" "-fno-signed-zeros" "-fno-trapping-math" "-ffp-contract=fast" "-Xclang" "-fapprox-func" "-fno-math-errno" "-Werror" "-o" "/opt/rustwide/target/debug/build/fast_fp-456ae809926e5833/out/src/math/poison_unsafe.o" "-c" "src/math/poison_unsafe.c"
[INFO] [stderr]   cargo:warning=error: unknown argument: '-fapprox-func'
[INFO] [stderr]   exit status: 1
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred: Command "clang" "-O3" "-ffunction-sections" "-fdata-sections" "-fPIC" "-gdwarf-4" "-fno-omit-frame-pointer" "--target=x86_64-unknown-linux-gnu" "-Wall" "-Wextra" "-flto=thin" "-fassociative-math" "-freciprocal-math" "-fno-signed-zeros" "-fno-trapping-math" "-ffp-contract=fast" "-Xclang" "-fapprox-func" "-fno-math-errno" "-Werror" "-o" "/opt/rustwide/target/debug/build/fast_fp-456ae809926e5833/out/src/math/poison_unsafe.o" "-c" "src/math/poison_unsafe.c" with args "clang" did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "c1fb0f4a6956195ac5d90dd6e2fec56a03fb71d0cc568287b67d05db3f752101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1fb0f4a6956195ac5d90dd6e2fec56a03fb71d0cc568287b67d05db3f752101", kill_on_drop: false }`
[INFO] [stdout] c1fb0f4a6956195ac5d90dd6e2fec56a03fb71d0cc568287b67d05db3f752101