./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d32_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 447733e9b04bf2c217a4c263e2cf0e388b0c0e2ae2a5ba0040d84143549478e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 19:47:15,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:47:15,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:47:15,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:47:15,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:47:15,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:47:15,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:47:15,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:47:15,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:47:15,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:47:15,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:47:15,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:47:15,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:47:15,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:47:15,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:47:15,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:47:15,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:47:15,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:47:15,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:47:15,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:47:15,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:47:15,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:47:15,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:47:15,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:47:15,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:47:15,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:47:15,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:47:15,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:47:15,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:47:15,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:47:15,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:47:15,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:47:15,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:47:15,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:47:15,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:47:15,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:47:15,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:47:15,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:47:15,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:47:15,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:47:15,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:47:15,885 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-16 19:47:15,924 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:47:15,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:47:15,925 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:47:15,925 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:47:15,926 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:47:15,926 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:47:15,927 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:47:15,927 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:47:15,927 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:47:15,927 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 19:47:15,929 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:47:15,929 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:47:15,929 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 19:47:15,929 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 19:47:15,930 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:47:15,930 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 19:47:15,930 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 19:47:15,931 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 19:47:15,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:47:15,932 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 19:47:15,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:47:15,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 19:47:15,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:47:15,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 19:47:15,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 19:47:15,933 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:47:15,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 19:47:15,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:47:15,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:47:15,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:47:15,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:47:15,935 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 19:47:15,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:47:15,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 19:47:15,937 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 19:47:15,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 19:47:15,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 19:47:15,937 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:47:15,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 447733e9b04bf2c217a4c263e2cf0e388b0c0e2ae2a5ba0040d84143549478e4 [2022-11-16 19:47:16,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:47:16,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:47:16,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:47:16,315 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:47:16,317 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:47:16,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d32_e0.c [2022-11-16 19:47:16,401 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/data/060d4a16b/0daad4d662d449b7850aa2c587b64c6a/FLAG0c92116d3 [2022-11-16 19:47:17,157 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:47:17,157 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d32_e0.c [2022-11-16 19:47:17,169 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/data/060d4a16b/0daad4d662d449b7850aa2c587b64c6a/FLAG0c92116d3 [2022-11-16 19:47:17,289 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/data/060d4a16b/0daad4d662d449b7850aa2c587b64c6a [2022-11-16 19:47:17,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:47:17,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:47:17,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:47:17,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:47:17,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:47:17,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:47:17" (1/1) ... [2022-11-16 19:47:17,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78baaf97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:47:17, skipping insertion in model container [2022-11-16 19:47:17,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:47:17" (1/1) ... [2022-11-16 19:47:17,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:47:17,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:47:17,653 ERROR L326 MainTranslator]: Unsupported Syntax: CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) [2022-11-16 19:47:17,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e07dd94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:47:17, skipping insertion in model container [2022-11-16 19:47:17,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 19:47:17,654 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 19:47:17,656 INFO L158 Benchmark]: Toolchain (without parser) took 362.14ms. Allocated memory is still 119.5MB. Free memory was 76.9MB in the beginning and 94.4MB in the end (delta: -17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-16 19:47:17,657 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 19:47:17,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.19ms. Allocated memory is still 119.5MB. Free memory was 76.7MB in the beginning and 94.4MB in the end (delta: -17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 19:47:17,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.19ms. Allocated memory is still 119.5MB. Free memory was 76.7MB in the beginning and 94.4MB in the end (delta: -17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 20]: Unsupported Syntax CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 447733e9b04bf2c217a4c263e2cf0e388b0c0e2ae2a5ba0040d84143549478e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 19:47:19,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:47:19,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:47:19,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:47:19,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:47:19,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:47:19,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:47:19,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:47:19,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:47:19,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:47:19,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:47:19,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:47:19,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:47:19,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:47:19,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:47:19,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:47:19,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:47:19,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:47:19,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:47:19,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:47:19,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:47:19,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:47:19,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:47:19,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:47:19,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:47:19,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:47:19,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:47:19,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:47:19,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:47:19,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:47:19,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:47:19,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:47:19,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:47:19,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:47:19,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:47:19,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:47:19,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:47:19,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:47:19,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:47:19,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:47:19,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:47:19,844 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-16 19:47:19,900 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:47:19,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:47:19,902 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:47:19,902 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:47:19,903 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:47:19,903 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:47:19,903 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:47:19,904 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:47:19,904 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:47:19,904 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:47:19,905 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:47:19,905 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:47:19,907 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:47:19,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:47:19,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 19:47:19,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:47:19,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 19:47:19,908 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 19:47:19,908 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 19:47:19,909 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 19:47:19,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 19:47:19,909 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:47:19,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 19:47:19,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:47:19,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 19:47:19,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:47:19,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:47:19,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:47:19,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:47:19,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 19:47:19,911 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 19:47:19,911 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 19:47:19,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 19:47:19,912 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:47:19,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 19:47:19,913 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 447733e9b04bf2c217a4c263e2cf0e388b0c0e2ae2a5ba0040d84143549478e4 [2022-11-16 19:47:20,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:47:20,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:47:20,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:47:20,325 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:47:20,325 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:47:20,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d32_e0.c [2022-11-16 19:47:20,408 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/data/d35c005f7/2993bc19703d4caeb00c76c287aea435/FLAGd3d179ac3 [2022-11-16 19:47:21,255 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:47:21,261 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w64_d32_e0.c [2022-11-16 19:47:21,276 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/data/d35c005f7/2993bc19703d4caeb00c76c287aea435/FLAGd3d179ac3 [2022-11-16 19:47:21,292 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5de8ff5-a0e5-459c-ac51-67083fadcb61/bin/utaipan-Xvt2sAort0/data/d35c005f7/2993bc19703d4caeb00c76c287aea435 [2022-11-16 19:47:21,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:47:21,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:47:21,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:47:21,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:47:21,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:47:21,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:47:21" (1/1) ... [2022-11-16 19:47:21,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@324923b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:47:21, skipping insertion in model container [2022-11-16 19:47:21,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:47:21" (1/1) ... [2022-11-16 19:47:21,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:47:21,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:47:21,644 ERROR L326 MainTranslator]: Unsupported Syntax: CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) [2022-11-16 19:47:21,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e3623b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:47:21, skipping insertion in model container [2022-11-16 19:47:21,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 19:47:21,650 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 19:47:21,652 INFO L158 Benchmark]: Toolchain (without parser) took 354.78ms. Allocated memory is still 65.0MB. Free memory was 39.4MB in the beginning and 40.4MB in the end (delta: -950.2kB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2022-11-16 19:47:21,652 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 46.0MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 19:47:21,653 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.91ms. Allocated memory is still 65.0MB. Free memory was 39.2MB in the beginning and 40.4MB in the end (delta: -1.2MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2022-11-16 19:47:21,655 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 46.0MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.91ms. Allocated memory is still 65.0MB. Free memory was 39.2MB in the beginning and 40.4MB in the end (delta: -1.2MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 20]: Unsupported Syntax CHandler: Not yet implemented: "extern unsigned __int128 __VERIFIER_nondet_uint128();" (Type: org.eclipse.cdt.internal.core.dom.parser.c.CASTProblemDeclaration) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN