[INFO] fetching crate risc0-circuit-rv32im-sys 0.19.1...
[INFO] checking risc0-circuit-rv32im-sys-0.19.1 against master#561b5dea1e7e5c21f0fb550ca579229ceb878297 for pr-124661
[INFO] extracting crate risc0-circuit-rv32im-sys 0.19.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate risc0-circuit-rv32im-sys 0.19.1 on toolchain 561b5dea1e7e5c21f0fb550ca579229ceb878297
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+561b5dea1e7e5c21f0fb550ca579229ceb878297" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate risc0-circuit-rv32im-sys 0.19.1
[INFO] finished tweaking crates.io crate risc0-circuit-rv32im-sys 0.19.1
[INFO] tweaked toml for crates.io crate risc0-circuit-rv32im-sys 0.19.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+561b5dea1e7e5c21f0fb550ca579229ceb878297" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding risc0-build-kernel v0.19.1 (latest: v0.21.0)
[INFO] [stderr]       Adding risc0-core v0.19.1 (latest: v0.21.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+561b5dea1e7e5c21f0fb550ca579229ceb878297" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded risc0-build-kernel v0.19.1
[INFO] [stderr]   Downloaded risc0-core v0.19.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+561b5dea1e7e5c21f0fb550ca579229ceb878297" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d52bed1e915f43fa2783a252375723f27e8eaff99bdbc0df61b2e542afad706
[INFO] running `Command { std: "docker" "start" "-a" "5d52bed1e915f43fa2783a252375723f27e8eaff99bdbc0df61b2e542afad706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d52bed1e915f43fa2783a252375723f27e8eaff99bdbc0df61b2e542afad706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d52bed1e915f43fa2783a252375723f27e8eaff99bdbc0df61b2e542afad706", kill_on_drop: false }`
[INFO] [stdout] 5d52bed1e915f43fa2783a252375723f27e8eaff99bdbc0df61b2e542afad706
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+561b5dea1e7e5c21f0fb550ca579229ceb878297" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a36269767d4b39d0a123b0958708397068cac4dadfaa5995e10587f997d29732
[INFO] running `Command { std: "docker" "start" "-a" "a36269767d4b39d0a123b0958708397068cac4dadfaa5995e10587f997d29732", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]    Compiling syn v2.0.61
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling directories v5.0.1
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling bytemuck_derive v1.6.0
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling risc0-build-kernel v0.19.1
[INFO] [stderr]    Compiling risc0-circuit-rv32im-sys v0.19.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking risc0-core v0.19.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.88s
[INFO] running `Command { std: "docker" "inspect" "a36269767d4b39d0a123b0958708397068cac4dadfaa5995e10587f997d29732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a36269767d4b39d0a123b0958708397068cac4dadfaa5995e10587f997d29732", kill_on_drop: false }`
[INFO] [stdout] a36269767d4b39d0a123b0958708397068cac4dadfaa5995e10587f997d29732
[INFO] checking risc0-circuit-rv32im-sys-0.19.1 against try#8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8 for pr-124661
[INFO] extracting crate risc0-circuit-rv32im-sys 0.19.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate risc0-circuit-rv32im-sys 0.19.1 on toolchain 8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate risc0-circuit-rv32im-sys 0.19.1
[INFO] finished tweaking crates.io crate risc0-circuit-rv32im-sys 0.19.1
[INFO] tweaked toml for crates.io crate risc0-circuit-rv32im-sys 0.19.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding risc0-build-kernel v0.19.1 (latest: v0.21.0)
[INFO] [stderr]       Adding risc0-core v0.19.1 (latest: v0.21.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36a1d42102505778de41e85290073e7b9d761677cebf608d6fefff79ed83a83b
[INFO] running `Command { std: "docker" "start" "-a" "36a1d42102505778de41e85290073e7b9d761677cebf608d6fefff79ed83a83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36a1d42102505778de41e85290073e7b9d761677cebf608d6fefff79ed83a83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36a1d42102505778de41e85290073e7b9d761677cebf608d6fefff79ed83a83b", kill_on_drop: false }`
[INFO] [stdout] 36a1d42102505778de41e85290073e7b9d761677cebf608d6fefff79ed83a83b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+8348c7b12e5a2c6b3311d00662c71e8ceda0a1c8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6df4c33cedf434236f43b1861bf4b955e72fd20808e18e54415f9f8ee7a7e99a
[INFO] running `Command { std: "docker" "start" "-a" "6df4c33cedf434236f43b1861bf4b955e72fd20808e18e54415f9f8ee7a7e99a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]    Compiling syn v2.0.61
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling directories v5.0.1
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling bytemuck_derive v1.6.0
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling risc0-build-kernel v0.19.1
[INFO] [stderr]    Compiling risc0-circuit-rv32im-sys v0.19.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking risc0-core v0.19.1
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: risc0-circuit-rv32im-sys@0.19.1: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: risc0-circuit-rv32im-sys@0.19.1: compilation terminated.
[INFO] [stderr] warning: risc0-circuit-rv32im-sys@0.19.1: ToolExecError: Command "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-m64" "-Wall" "-Wextra" "-std=c++17" "-fno-var-tracking" "-fno-var-tracking-assignments" "-g0" "-o" "/opt/rustwide/target/debug/build/risc0-circuit-rv32im-sys-18084ee0b1bd73e1/out/ac99b1a2ce51d9f8-step_exec.o" "-c" "cxx/step_exec.cpp" with args c++ did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `risc0-circuit-rv32im-sys v0.19.1 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/risc0-circuit-rv32im-sys-6d9d9da0da3f56b8/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=cxx/ffi.cpp
[INFO] [stderr]   cargo:rerun-if-changed=cxx/poly_fp.cpp
[INFO] [stderr]   cargo:rerun-if-changed=cxx/step_compute_accum.cpp
[INFO] [stderr]   cargo:rerun-if-changed=cxx/step_exec.cpp
[INFO] [stderr]   cargo:rerun-if-changed=cxx/step_verify_accum.cpp
[INFO] [stderr]   cargo:rerun-if-changed=cxx/step_verify_bytes.cpp
[INFO] [stderr]   cargo:rerun-if-changed=cxx/step_verify_mem.cpp
[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]   cargo:rerun-if-env-changed=CXX_x86_64-unknown-linux-gnu
[INFO] [stderr]   CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXX_x86_64_unknown_linux_gnu
[INFO] [stderr]   CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CXX
[INFO] [stderr]   HOST_CXX = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXX
[INFO] [stderr]   CXX = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CXXFLAGS
[INFO] [stderr]   HOST_CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CXXFLAGS
[INFO] [stderr]   HOST_CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CXXFLAGS
[INFO] [stderr]   HOST_CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CXXFLAGS
[INFO] [stderr]   HOST_CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CXXFLAGS
[INFO] [stderr]   HOST_CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CXXFLAGS
[INFO] [stderr]   HOST_CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   cargo:warning=c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr]   cargo:warning=compilation terminated.
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 0
[INFO] [stderr]   exit status: 1
[INFO] [stderr]   cargo:warning=ToolExecError: Command "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-m64" "-Wall" "-Wextra" "-std=c++17" "-fno-var-tracking" "-fno-var-tracking-assignments" "-g0" "-o" "/opt/rustwide/target/debug/build/risc0-circuit-rv32im-sys-18084ee0b1bd73e1/out/ac99b1a2ce51d9f8-step_exec.o" "-c" "cxx/step_exec.cpp" with args c++ did not execute successfully (status code exit status: 1).
[INFO] [stderr]   exit status: 0
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred: Command "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-m64" "-Wall" "-Wextra" "-std=c++17" "-fno-var-tracking" "-fno-var-tracking-assignments" "-g0" "-o" "/opt/rustwide/target/debug/build/risc0-circuit-rv32im-sys-18084ee0b1bd73e1/out/ac99b1a2ce51d9f8-step_exec.o" "-c" "cxx/step_exec.cpp" with args c++ did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "6df4c33cedf434236f43b1861bf4b955e72fd20808e18e54415f9f8ee7a7e99a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df4c33cedf434236f43b1861bf4b955e72fd20808e18e54415f9f8ee7a7e99a", kill_on_drop: false }`
[INFO] [stdout] 6df4c33cedf434236f43b1861bf4b955e72fd20808e18e54415f9f8ee7a7e99a