./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d32_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS --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 68cf356cab4237a55fc66edd72800ead420274087634328a3c09940046f0e895 --- 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-8393723 [2022-11-19 07:47:35,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:47:35,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:47:35,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:47:35,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:47:35,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:47:35,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:47:35,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:47:35,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:47:35,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:47:35,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:47:35,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:47:35,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:47:35,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:47:35,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:47:35,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:47:35,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:47:35,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:47:35,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:47:35,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:47:35,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:47:35,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:47:35,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:47:35,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:47:35,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:47:35,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:47:35,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:47:35,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:47:35,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:47:35,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:47:35,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:47:35,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:47:35,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:47:35,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:47:35,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:47:35,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:47:35,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:47:35,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:47:35,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:47:35,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:47:35,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:47:35,449 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:47:35,471 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:47:35,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:47:35,472 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:47:35,473 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:47:35,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:47:35,474 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:47:35,474 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:47:35,474 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:47:35,474 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:47:35,475 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:47:35,475 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:47:35,475 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:47:35,476 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:47:35,476 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:47:35,476 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:47:35,476 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:47:35,477 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:47:35,477 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:47:35,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:47:35,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:47:35,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:47:35,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:47:35,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:47:35,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:47:35,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:47:35,480 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:47:35,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:47:35,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:47:35,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:47:35,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:47:35,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:47:35,482 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:47:35,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:47:35,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:47:35,483 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:47:35,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:47:35,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:47:35,484 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:47:35,484 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_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68cf356cab4237a55fc66edd72800ead420274087634328a3c09940046f0e895 [2022-11-19 07:47:35,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:47:35,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:47:35,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:47:35,852 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:47:35,853 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:47:35,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d32_e0.c [2022-11-19 07:47:35,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/data/e4d94d493/e055acfb19924b8f88952cefddab7966/FLAGd8996904f [2022-11-19 07:47:36,669 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:47:36,670 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d32_e0.c [2022-11-19 07:47:36,686 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/data/e4d94d493/e055acfb19924b8f88952cefddab7966/FLAGd8996904f [2022-11-19 07:47:36,733 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/data/e4d94d493/e055acfb19924b8f88952cefddab7966 [2022-11-19 07:47:36,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:47:36,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:47:36,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:47:36,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:47:36,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:47:36,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:36" (1/1) ... [2022-11-19 07:47:36,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21c220b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:36, skipping insertion in model container [2022-11-19 07:47:36,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:36" (1/1) ... [2022-11-19 07:47:36,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:47:36,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:47:37,192 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) [2022-11-19 07:47:37,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6ed18b82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:37, skipping insertion in model container [2022-11-19 07:47:37,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:47:37,195 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:47:37,197 INFO L158 Benchmark]: Toolchain (without parser) took 458.09ms. Allocated memory is still 148.9MB. Free memory was 105.0MB in the beginning and 120.9MB in the end (delta: -15.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-19 07:47:37,198 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 148.9MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:47:37,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.59ms. Allocated memory is still 148.9MB. Free memory was 104.9MB in the beginning and 120.9MB in the end (delta: -16.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-19 07:47:37,202 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 148.9MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.59ms. Allocated memory is still 148.9MB. Free memory was 104.9MB in the beginning and 120.9MB in the end (delta: -16.1MB). Peak memory consumption was 25.2MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS --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 68cf356cab4237a55fc66edd72800ead420274087634328a3c09940046f0e895 --- 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-8393723 [2022-11-19 07:47:39,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:47:39,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:47:39,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:47:39,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:47:39,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:47:39,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:47:39,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:47:39,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:47:39,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:47:39,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:47:39,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:47:39,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:47:39,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:47:39,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:47:39,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:47:39,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:47:39,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:47:39,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:47:39,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:47:39,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:47:39,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:47:39,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:47:39,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:47:39,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:47:39,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:47:39,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:47:39,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:47:39,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:47:39,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:47:39,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:47:39,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:47:39,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:47:39,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:47:39,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:47:39,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:47:39,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:47:39,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:47:39,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:47:39,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:47:39,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:47:39,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:47:39,482 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:47:39,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:47:39,484 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:47:39,484 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:47:39,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:47:39,485 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:47:39,485 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:47:39,485 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:47:39,486 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:47:39,486 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:47:39,487 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:47:39,487 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:47:39,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:47:39,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:47:39,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:47:39,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:47:39,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:47:39,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:47:39,490 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:47:39,491 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:47:39,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:47:39,491 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:47:39,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:47:39,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:47:39,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:47:39,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:47:39,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:47:39,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:47:39,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:47:39,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:47:39,493 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:47:39,493 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:47:39,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:47:39,494 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:47:39,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:47:39,494 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_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68cf356cab4237a55fc66edd72800ead420274087634328a3c09940046f0e895 [2022-11-19 07:47:39,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:47:39,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:47:39,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:47:39,898 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:47:39,899 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:47:39,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d32_e0.c [2022-11-19 07:47:39,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/data/80246ab7e/a17fc96c6f484344ae63769c1415a8cb/FLAGde3ee276f [2022-11-19 07:47:40,752 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:47:40,753 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w32_d32_e0.c [2022-11-19 07:47:40,770 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/data/80246ab7e/a17fc96c6f484344ae63769c1415a8cb/FLAGde3ee276f [2022-11-19 07:47:40,830 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401e2798-f40c-42a6-9935-50484b4ccfa3/bin/utaipan-I9t0OCRTmS/data/80246ab7e/a17fc96c6f484344ae63769c1415a8cb [2022-11-19 07:47:40,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:47:40,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:47:40,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:47:40,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:47:40,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:47:40,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:40" (1/1) ... [2022-11-19 07:47:40,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d27f7a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:40, skipping insertion in model container [2022-11-19 07:47:40,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:40" (1/1) ... [2022-11-19 07:47:40,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:47:40,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:47:41,153 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) [2022-11-19 07:47:41,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@547a0574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:41, skipping insertion in model container [2022-11-19 07:47:41,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:47:41,154 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:47:41,156 INFO L158 Benchmark]: Toolchain (without parser) took 321.09ms. Allocated memory is still 69.2MB. Free memory was 41.4MB in the beginning and 37.4MB in the end (delta: 4.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-11-19 07:47:41,157 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 69.2MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:47:41,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.83ms. Allocated memory is still 69.2MB. Free memory was 41.2MB in the beginning and 37.4MB in the end (delta: 3.9MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-11-19 07:47:41,159 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 69.2MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.83ms. Allocated memory is still 69.2MB. Free memory was 41.2MB in the beginning and 37.4MB in the end (delta: 3.9MB). Peak memory consumption was 13.1MB. 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