[INFO] fetching crate sha256fast 0.0.3...
[INFO] testing sha256fast-0.0.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate sha256fast 0.0.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sha256fast 0.0.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sha256fast 0.0.3
[INFO] finished tweaking crates.io crate sha256fast 0.0.3
[INFO] tweaked toml for crates.io crate sha256fast 0.0.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate sha256fast 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 226660a01a29c04229065f060a266ca7d2524ff9d3d6693ed8ea04bd8cd32e03
[INFO] running `Command { std: "docker" "start" "-a" "226660a01a29c04229065f060a266ca7d2524ff9d3d6693ed8ea04bd8cd32e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "226660a01a29c04229065f060a266ca7d2524ff9d3d6693ed8ea04bd8cd32e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226660a01a29c04229065f060a266ca7d2524ff9d3d6693ed8ea04bd8cd32e03", kill_on_drop: false }`
[INFO] [stdout] 226660a01a29c04229065f060a266ca7d2524ff9d3d6693ed8ea04bd8cd32e03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26a76be891f1fc1772ea57e8c569269134e73cc5b202ebd39a067618e2c94231
[INFO] running `Command { std: "docker" "start" "-a" "26a76be891f1fc1772ea57e8c569269134e73cc5b202ebd39a067618e2c94231", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling blobby v0.1.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling sha256fast v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: c++: error: /opt/src/sha256-avx2.cxx: No such file or directory
[INFO] [stderr] warning: c++: fatal error: no input files
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `sha256fast v0.0.3 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/sha256fast-38d6fd6c1c4e31d5/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   Using sha256fast source directory /opt
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CXX = None
[INFO] [stderr]   CXX = None
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CXXFLAGS = None
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr]   running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/sha256fast-16c90b262d0f95b1/out/sha256-avx2.o" "-c" "/opt/src/sha256-avx2.cxx"
[INFO] [stderr]   cargo:warning=c++: error: /opt/src/sha256-avx2.cxx: No such file or directory
[INFO] [stderr]   cargo:warning=c++: fatal error: no input files
[INFO] [stderr]   cargo:warning=compilation terminated.
[INFO] [stderr]   exit status: 1
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred: Command "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/sha256fast-16c90b262d0f95b1/out/sha256-avx2.o" "-c" "/opt/src/sha256-avx2.cxx" with args "c++" did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "26a76be891f1fc1772ea57e8c569269134e73cc5b202ebd39a067618e2c94231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a76be891f1fc1772ea57e8c569269134e73cc5b202ebd39a067618e2c94231", kill_on_drop: false }`
[INFO] [stdout] 26a76be891f1fc1772ea57e8c569269134e73cc5b202ebd39a067618e2c94231