./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF --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 32bit --witnessprinter.graph.data.programhash 97e7e2c2476cb3ac51b8386218cd4264ef8a11a0a05f64e9bc3d20e7d2589c2e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:38:53,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:38:53,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:38:53,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:38:53,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:38:53,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:38:53,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:38:53,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:38:53,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:38:53,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:38:53,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:38:53,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:38:53,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:38:53,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:38:53,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:38:53,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:38:53,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:38:53,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:38:53,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:38:53,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:38:53,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:38:53,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:38:53,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:38:53,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:38:53,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:38:53,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:38:53,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:38:53,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:38:53,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:38:53,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:38:53,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:38:53,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:38:53,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:38:53,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:38:53,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:38:53,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:38:53,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:38:53,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:38:53,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:38:53,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:38:53,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:38:53,595 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 22:38:53,653 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:38:53,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:38:53,657 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:38:53,657 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:38:53,657 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:38:53,658 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:38:53,658 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:38:53,658 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:38:53,659 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:38:53,659 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:38:53,659 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:38:53,659 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:38:53,660 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:38:53,660 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:38:53,660 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:38:53,661 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:38:53,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:38:53,662 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:38:53,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:38:53,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:38:53,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:38:53,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:38:53,663 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:38:53,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:38:53,664 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:38:53,664 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:38:53,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:38:53,665 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:38:53,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:38:53,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:38:53,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:38:53,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:38:53,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:38:53,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:38:53,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:38:53,667 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:38:53,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:38:53,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:38:53,668 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:38:53,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:38:53,669 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97e7e2c2476cb3ac51b8386218cd4264ef8a11a0a05f64e9bc3d20e7d2589c2e [2021-11-12 22:38:53,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:38:54,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:38:54,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:38:54,036 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:38:54,036 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:38:54,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2021-11-12 22:38:54,132 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/data/9b84221a0/9d3d388bcf354c498bba444bb184cde1/FLAGa31b7aa20 [2021-11-12 22:38:54,812 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:38:54,813 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2021-11-12 22:38:54,840 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/data/9b84221a0/9d3d388bcf354c498bba444bb184cde1/FLAGa31b7aa20 [2021-11-12 22:38:55,076 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/data/9b84221a0/9d3d388bcf354c498bba444bb184cde1 [2021-11-12 22:38:55,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:38:55,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:38:55,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:38:55,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:38:55,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:38:55,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:38:55" (1/1) ... [2021-11-12 22:38:55,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1519ea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:38:55, skipping insertion in model container [2021-11-12 22:38:55,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:38:55" (1/1) ... [2021-11-12 22:38:55,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:38:55,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:38:55,482 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1751) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$46(StandardFunctionHandler.java:379) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2007) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1606) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1452) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3254) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2328) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-12 22:38:55,489 INFO L158 Benchmark]: Toolchain (without parser) took 402.91ms. Allocated memory is still 136.3MB. Free memory was 100.6MB in the beginning and 111.3MB in the end (delta: -10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-12 22:38:55,491 INFO L158 Benchmark]: CDTParser took 19.20ms. Allocated memory was 86.0MB in the beginning and 136.3MB in the end (delta: 50.3MB). Free memory was 56.0MB in the beginning and 117.9MB in the end (delta: -61.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 22:38:55,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.52ms. Allocated memory is still 136.3MB. Free memory was 100.6MB in the beginning and 111.3MB in the end (delta: -10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-12 22:38:55,495 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 19.20ms. Allocated memory was 86.0MB in the beginning and 136.3MB in the end (delta: 50.3MB). Free memory was 56.0MB in the beginning and 117.9MB in the end (delta: -61.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.52ms. Allocated memory is still 136.3MB. Free memory was 100.6MB in the beginning and 111.3MB in the end (delta: -10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF --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 32bit --witnessprinter.graph.data.programhash 97e7e2c2476cb3ac51b8386218cd4264ef8a11a0a05f64e9bc3d20e7d2589c2e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:38:58,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:38:58,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:38:58,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:38:58,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:38:58,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:38:58,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:38:58,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:38:58,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:38:58,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:38:58,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:38:58,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:38:58,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:38:58,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:38:58,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:38:58,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:38:58,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:38:58,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:38:58,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:38:58,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:38:58,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:38:58,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:38:58,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:38:58,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:38:58,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:38:58,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:38:58,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:38:58,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:38:58,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:38:58,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:38:58,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:38:58,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:38:58,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:38:58,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:38:58,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:38:58,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:38:58,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:38:58,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:38:58,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:38:58,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:38:58,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:38:58,563 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-12 22:38:58,594 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:38:58,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:38:58,595 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:38:58,595 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:38:58,596 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:38:58,596 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:38:58,596 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:38:58,597 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:38:58,597 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:38:58,597 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:38:58,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:38:58,599 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:38:58,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:38:58,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:38:58,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:38:58,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:38:58,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:38:58,601 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:38:58,601 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:38:58,601 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:38:58,602 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:38:58,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:38:58,602 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:38:58,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:38:58,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:38:58,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:38:58,603 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:38:58,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:38:58,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:38:58,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:38:58,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:38:58,605 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:38:58,605 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:38:58,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:38:58,606 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:38:58,606 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:38:58,607 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_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97e7e2c2476cb3ac51b8386218cd4264ef8a11a0a05f64e9bc3d20e7d2589c2e [2021-11-12 22:38:59,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:38:59,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:38:59,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:38:59,062 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:38:59,067 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:38:59,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2021-11-12 22:38:59,166 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/data/a22772d08/a424a2b2432a4eb6855fed5a257a9917/FLAG464442bc6 [2021-11-12 22:38:59,852 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:38:59,856 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2021-11-12 22:38:59,876 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/data/a22772d08/a424a2b2432a4eb6855fed5a257a9917/FLAG464442bc6 [2021-11-12 22:39:00,135 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/data/a22772d08/a424a2b2432a4eb6855fed5a257a9917 [2021-11-12 22:39:00,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:39:00,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:39:00,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:39:00,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:39:00,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:39:00,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:00,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d97547b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00, skipping insertion in model container [2021-11-12 22:39:00,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:00,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:39:00,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:39:00,620 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c[13979,13992] [2021-11-12 22:39:00,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:39:00,640 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:39:00,831 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c[13979,13992] [2021-11-12 22:39:00,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:39:00,860 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:39:00,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00 WrapperNode [2021-11-12 22:39:00,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:39:00,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:39:00,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:39:00,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:39:00,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:00,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:01,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:39:01,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:39:01,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:39:01,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:39:01,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:01,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:01,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:01,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:01,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:01,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:01,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:01,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:39:01,187 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:39:01,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:39:01,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:39:01,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00" (1/1) ... [2021-11-12 22:39:01,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:39:01,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:39:01,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:39:01,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:39:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-12 22:39:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2021-11-12 22:39:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2021-11-12 22:39:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-12 22:39:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 22:39:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:39:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-11-12 22:39:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 22:39:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:39:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:39:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 22:39:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:39:58,610 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:39:58,611 INFO L299 CfgBuilder]: Removed 58 assume(true) statements. [2021-11-12 22:39:58,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:39:58 BoogieIcfgContainer [2021-11-12 22:39:58,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:39:58,617 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:39:58,617 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:39:58,621 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:39:58,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:39:00" (1/3) ... [2021-11-12 22:39:58,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d12c28a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:39:58, skipping insertion in model container [2021-11-12 22:39:58,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:39:00" (2/3) ... [2021-11-12 22:39:58,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d12c28a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:39:58, skipping insertion in model container [2021-11-12 22:39:58,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:39:58" (3/3) ... [2021-11-12 22:39:58,626 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0872a.c [2021-11-12 22:39:58,633 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:39:58,634 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 22:39:58,700 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:39:58,709 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 22:39:58,709 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 22:39:58,740 INFO L276 IsEmpty]: Start isEmpty. Operand has 202 states, 196 states have (on average 1.7091836734693877) internal successors, (335), 197 states have internal predecessors, (335), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-12 22:39:58,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-12 22:39:58,745 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:58,746 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:39:58,747 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:39:58,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:39:58,754 INFO L85 PathProgramCache]: Analyzing trace with hash -164815362, now seen corresponding path program 1 times [2021-11-12 22:39:58,770 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:39:58,771 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1192172460] [2021-11-12 22:39:58,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:58,772 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:39:58,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:39:58,778 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:39:58,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 22:39:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:59,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-12 22:39:59,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:39:59,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:39:59,453 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:39:59,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:39:59,694 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:39:59,694 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1192172460] [2021-11-12 22:39:59,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1192172460] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:39:59,695 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:39:59,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-12 22:39:59,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897592724] [2021-11-12 22:39:59,699 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:39:59,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 22:39:59,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:39:59,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 22:39:59,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 22:39:59,749 INFO L87 Difference]: Start difference. First operand has 202 states, 196 states have (on average 1.7091836734693877) internal successors, (335), 197 states have internal predecessors, (335), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:39:59,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:39:59,830 INFO L93 Difference]: Finished difference Result 402 states and 683 transitions. [2021-11-12 22:39:59,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 22:39:59,832 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-12 22:39:59,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:39:59,846 INFO L225 Difference]: With dead ends: 402 [2021-11-12 22:39:59,846 INFO L226 Difference]: Without dead ends: 199 [2021-11-12 22:39:59,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 22:39:59,856 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.95ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-12 22:39:59,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 3.95ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-12 22:39:59,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2021-11-12 22:39:59,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 199. [2021-11-12 22:39:59,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 194 states have (on average 1.407216494845361) internal successors, (273), 194 states have internal predecessors, (273), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-12 22:39:59,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 279 transitions. [2021-11-12 22:39:59,952 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 279 transitions. Word has length 9 [2021-11-12 22:39:59,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:39:59,952 INFO L470 AbstractCegarLoop]: Abstraction has 199 states and 279 transitions. [2021-11-12 22:39:59,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:39:59,953 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 279 transitions. [2021-11-12 22:39:59,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-12 22:39:59,954 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:59,954 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:39:59,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:40:00,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:40:00,158 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:40:00,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:40:00,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1290913793, now seen corresponding path program 1 times [2021-11-12 22:40:00,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:40:00,164 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1213452994] [2021-11-12 22:40:00,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:40:00,166 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:40:00,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:40:00,168 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:40:00,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 22:40:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:40:00,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 22:40:00,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:40:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:40:01,924 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:40:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:40:02,924 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:40:02,925 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1213452994] [2021-11-12 22:40:02,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1213452994] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:40:02,925 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:40:02,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-12 22:40:02,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921017360] [2021-11-12 22:40:02,926 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:40:02,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 22:40:02,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:40:02,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 22:40:02,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-12 22:40:02,930 INFO L87 Difference]: Start difference. First operand 199 states and 279 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:40:05,818 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:08,718 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:11,213 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:13,896 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:17,568 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:19,897 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:21,461 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:22,923 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:29,646 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.69s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:31,762 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:33,012 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:35,497 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:37,612 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:38,835 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:42,646 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:44,543 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:49,772 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:51,776 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:53,782 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:56,936 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:40:58,965 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:00,968 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:03,492 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:05,496 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:07,504 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:09,870 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:11,882 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:13,884 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:16,218 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:18,227 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:20,231 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:21,483 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:23,801 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:25,806 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:27,812 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:30,351 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:32,354 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:34,362 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:36,789 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:38,792 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:40,799 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:44,120 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:46,125 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:48,134 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:53,211 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:55,216 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:57,222 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:41:58,861 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:01,072 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:03,090 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:04,260 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:06,718 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:08,721 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:10,727 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:12,849 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:14,452 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:16,695 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:18,698 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:20,702 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:22,824 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:24,752 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:26,966 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:29,274 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:31,278 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:33,281 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-12 22:42:33,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:42:33,281 INFO L93 Difference]: Finished difference Result 218 states and 301 transitions. [2021-11-12 22:42:33,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 22:42:33,325 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-12 22:42:33,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:42:33,329 INFO L225 Difference]: With dead ends: 218 [2021-11-12 22:42:33,330 INFO L226 Difference]: Without dead ends: 214 [2021-11-12 22:42:33,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:42:33,332 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 156 mSDsluCounter, 561 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 2 mSolverCounterUnsat, 52 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 143499.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 823 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.12ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 52 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 149545.23ms IncrementalHoareTripleChecker+Time [2021-11-12 22:42:33,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [156 Valid, 823 Invalid, 149 Unknown, 0 Unchecked, 13.12ms Time], IncrementalHoareTripleChecker [2 Valid, 95 Invalid, 52 Unknown, 0 Unchecked, 149545.23ms Time] [2021-11-12 22:42:33,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2021-11-12 22:42:33,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 199. [2021-11-12 22:42:33,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 194 states have (on average 1.3917525773195876) internal successors, (270), 194 states have internal predecessors, (270), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-12 22:42:33,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 276 transitions. [2021-11-12 22:42:33,356 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 276 transitions. Word has length 11 [2021-11-12 22:42:33,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:42:33,357 INFO L470 AbstractCegarLoop]: Abstraction has 199 states and 276 transitions. [2021-11-12 22:42:33,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:42:33,358 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 276 transitions. [2021-11-12 22:42:33,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-12 22:42:33,359 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:42:33,359 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:42:33,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:42:33,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:42:33,566 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:42:33,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:42:33,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1358869062, now seen corresponding path program 1 times [2021-11-12 22:42:33,567 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:42:33,567 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1398449167] [2021-11-12 22:42:33,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:42:33,568 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:42:33,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:42:33,569 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:42:33,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 22:42:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:42:34,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-12 22:42:34,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:42:34,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2021-11-12 22:42:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:42:36,681 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:42:38,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2021-11-12 22:42:39,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:42:39,340 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:42:39,341 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1398449167] [2021-11-12 22:42:39,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1398449167] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:42:39,341 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:42:39,341 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-12 22:42:39,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049097379] [2021-11-12 22:42:39,342 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:42:39,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 22:42:39,342 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:42:39,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 22:42:39,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-12 22:42:39,344 INFO L87 Difference]: Start difference. First operand 199 states and 276 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:42:39,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:42:39,961 INFO L93 Difference]: Finished difference Result 199 states and 276 transitions. [2021-11-12 22:42:39,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 22:42:39,962 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-12 22:42:39,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:42:39,962 INFO L225 Difference]: With dead ends: 199 [2021-11-12 22:42:39,962 INFO L226 Difference]: Without dead ends: 0 [2021-11-12 22:42:39,966 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 22:42:39,968 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 2 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 116.18ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.20ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2 IncrementalHoareTripleChecker+Unchecked, 117.42ms IncrementalHoareTripleChecker+Time [2021-11-12 22:42:39,969 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 17 Invalid, 5 Unknown, 0 Unchecked, 0.20ms Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 2 Unchecked, 117.42ms Time] [2021-11-12 22:42:39,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-12 22:42:39,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-12 22:42:39,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:42:39,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-12 22:42:39,972 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-11-12 22:42:39,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:42:39,972 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-12 22:42:39,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:42:39,973 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-12 22:42:39,973 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-12 22:42:39,976 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 22:42:39,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 22:42:40,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:42:40,180 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-12 22:42:41,754 INFO L858 garLoopResultBuilder]: For program point L31(lines 31 36) no Hoare annotation was computed. [2021-11-12 22:42:41,754 INFO L858 garLoopResultBuilder]: For program point L31-1(lines 19 38) no Hoare annotation was computed. [2021-11-12 22:42:41,755 INFO L858 garLoopResultBuilder]: For program point L31-2(lines 31 36) no Hoare annotation was computed. [2021-11-12 22:42:41,755 INFO L858 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 19 38) no Hoare annotation was computed. [2021-11-12 22:42:41,755 INFO L858 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2021-11-12 22:42:41,756 INFO L861 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: true [2021-11-12 22:42:41,756 INFO L858 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 19 38) no Hoare annotation was computed. [2021-11-12 22:42:41,756 INFO L861 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 19 38) the Hoare annotation is: true [2021-11-12 22:42:41,756 INFO L858 garLoopResultBuilder]: For program point L26(lines 26 30) no Hoare annotation was computed. [2021-11-12 22:42:41,756 INFO L858 garLoopResultBuilder]: For program point L26-1(lines 19 38) no Hoare annotation was computed. [2021-11-12 22:42:41,757 INFO L858 garLoopResultBuilder]: For program point L531-1(lines 531 536) no Hoare annotation was computed. [2021-11-12 22:42:41,757 INFO L854 garLoopResultBuilder]: At program point L531-2(lines 531 536) the Hoare annotation is: false [2021-11-12 22:42:41,757 INFO L858 garLoopResultBuilder]: For program point L531-3(lines 531 536) no Hoare annotation was computed. [2021-11-12 22:42:41,757 INFO L858 garLoopResultBuilder]: For program point L366(lines 366 367) no Hoare annotation was computed. [2021-11-12 22:42:41,757 INFO L858 garLoopResultBuilder]: For program point L168(lines 168 169) no Hoare annotation was computed. [2021-11-12 22:42:41,757 INFO L858 garLoopResultBuilder]: For program point L168-2(lines 168 169) no Hoare annotation was computed. [2021-11-12 22:42:41,757 INFO L858 garLoopResultBuilder]: For program point L69(lines 69 70) no Hoare annotation was computed. [2021-11-12 22:42:41,758 INFO L858 garLoopResultBuilder]: For program point L400(lines 400 406) no Hoare annotation was computed. [2021-11-12 22:42:41,758 INFO L858 garLoopResultBuilder]: For program point L367(line 367) no Hoare annotation was computed. [2021-11-12 22:42:41,758 INFO L858 garLoopResultBuilder]: For program point L301(lines 301 309) no Hoare annotation was computed. [2021-11-12 22:42:41,758 INFO L858 garLoopResultBuilder]: For program point L367-2(line 367) no Hoare annotation was computed. [2021-11-12 22:42:41,758 INFO L858 garLoopResultBuilder]: For program point L136(lines 136 139) no Hoare annotation was computed. [2021-11-12 22:42:41,759 INFO L858 garLoopResultBuilder]: For program point L103-1(lines 103 108) no Hoare annotation was computed. [2021-11-12 22:42:41,759 INFO L858 garLoopResultBuilder]: For program point L136-2(lines 136 139) no Hoare annotation was computed. [2021-11-12 22:42:41,759 INFO L854 garLoopResultBuilder]: At program point L70(line 70) the Hoare annotation is: false [2021-11-12 22:42:41,760 INFO L854 garLoopResultBuilder]: At program point L103-2(lines 103 108) the Hoare annotation is: false [2021-11-12 22:42:41,760 INFO L858 garLoopResultBuilder]: For program point L70-1(line 70) no Hoare annotation was computed. [2021-11-12 22:42:41,760 INFO L858 garLoopResultBuilder]: For program point L103-3(lines 97 205) no Hoare annotation was computed. [2021-11-12 22:42:41,761 INFO L858 garLoopResultBuilder]: For program point L500(lines 500 501) no Hoare annotation was computed. [2021-11-12 22:42:41,761 INFO L858 garLoopResultBuilder]: For program point L467-1(lines 467 472) no Hoare annotation was computed. [2021-11-12 22:42:41,761 INFO L854 garLoopResultBuilder]: At program point L467-2(lines 467 472) the Hoare annotation is: false [2021-11-12 22:42:41,762 INFO L858 garLoopResultBuilder]: For program point L467-3(lines 467 472) no Hoare annotation was computed. [2021-11-12 22:42:41,762 INFO L858 garLoopResultBuilder]: For program point L71(lines 71 79) no Hoare annotation was computed. [2021-11-12 22:42:41,762 INFO L858 garLoopResultBuilder]: For program point L303(lines 303 304) no Hoare annotation was computed. [2021-11-12 22:42:41,762 INFO L858 garLoopResultBuilder]: For program point L270-1(lines 270 275) no Hoare annotation was computed. [2021-11-12 22:42:41,763 INFO L854 garLoopResultBuilder]: At program point L270-2(lines 270 275) the Hoare annotation is: (and (= ~one_pow~0 ((_ to_fp 11 53) currentRoundingMode 1.0)) (= |ULTIMATE.start___ieee754_pow_~y#1| (_ +zero 11 53))) [2021-11-12 22:42:41,763 INFO L854 garLoopResultBuilder]: At program point L204(lines 97 205) the Hoare annotation is: false [2021-11-12 22:42:41,763 INFO L858 garLoopResultBuilder]: For program point L72-1(lines 72 77) no Hoare annotation was computed. [2021-11-12 22:42:41,764 INFO L854 garLoopResultBuilder]: At program point L72-2(lines 72 77) the Hoare annotation is: false [2021-11-12 22:42:41,764 INFO L858 garLoopResultBuilder]: For program point L72-3(lines 72 77) no Hoare annotation was computed. [2021-11-12 22:42:41,764 INFO L858 garLoopResultBuilder]: For program point L503(lines 503 510) no Hoare annotation was computed. [2021-11-12 22:42:41,764 INFO L858 garLoopResultBuilder]: For program point L503-2(lines 496 510) no Hoare annotation was computed. [2021-11-12 22:42:41,765 INFO L858 garLoopResultBuilder]: For program point L338(lines 338 351) no Hoare annotation was computed. [2021-11-12 22:42:41,765 INFO L858 garLoopResultBuilder]: For program point L305(lines 305 309) no Hoare annotation was computed. [2021-11-12 22:42:41,765 INFO L858 garLoopResultBuilder]: For program point L338-2(lines 263 562) no Hoare annotation was computed. [2021-11-12 22:42:41,766 INFO L858 garLoopResultBuilder]: For program point L504(lines 504 509) no Hoare annotation was computed. [2021-11-12 22:42:41,766 INFO L858 garLoopResultBuilder]: For program point L339(lines 339 350) no Hoare annotation was computed. [2021-11-12 22:42:41,766 INFO L858 garLoopResultBuilder]: For program point L307(lines 307 308) no Hoare annotation was computed. [2021-11-12 22:42:41,766 INFO L858 garLoopResultBuilder]: For program point L208-1(lines 208 212) no Hoare annotation was computed. [2021-11-12 22:42:41,767 INFO L854 garLoopResultBuilder]: At program point L208-2(lines 208 212) the Hoare annotation is: false [2021-11-12 22:42:41,767 INFO L858 garLoopResultBuilder]: For program point L407(lines 407 412) no Hoare annotation was computed. [2021-11-12 22:42:41,767 INFO L858 garLoopResultBuilder]: For program point L407-1(lines 381 474) no Hoare annotation was computed. [2021-11-12 22:42:41,767 INFO L858 garLoopResultBuilder]: For program point L341(lines 341 342) no Hoare annotation was computed. [2021-11-12 22:42:41,768 INFO L858 garLoopResultBuilder]: For program point L374-1(lines 374 379) no Hoare annotation was computed. [2021-11-12 22:42:41,768 INFO L858 garLoopResultBuilder]: For program point L407-2(lines 407 412) no Hoare annotation was computed. [2021-11-12 22:42:41,768 INFO L854 garLoopResultBuilder]: At program point L374-2(lines 374 379) the Hoare annotation is: false [2021-11-12 22:42:41,769 INFO L858 garLoopResultBuilder]: For program point L341-2(lines 339 350) no Hoare annotation was computed. [2021-11-12 22:42:41,769 INFO L858 garLoopResultBuilder]: For program point L374-3(lines 374 379) no Hoare annotation was computed. [2021-11-12 22:42:41,769 INFO L858 garLoopResultBuilder]: For program point L507(lines 507 508) no Hoare annotation was computed. [2021-11-12 22:42:41,769 INFO L858 garLoopResultBuilder]: For program point L276(lines 276 281) no Hoare annotation was computed. [2021-11-12 22:42:41,770 INFO L858 garLoopResultBuilder]: For program point L276-1(lines 263 562) no Hoare annotation was computed. [2021-11-12 22:42:41,770 INFO L858 garLoopResultBuilder]: For program point L276-2(lines 276 281) no Hoare annotation was computed. [2021-11-12 22:42:41,770 INFO L858 garLoopResultBuilder]: For program point L343(lines 343 348) no Hoare annotation was computed. [2021-11-12 22:42:41,770 INFO L858 garLoopResultBuilder]: For program point L178(lines 178 192) no Hoare annotation was computed. [2021-11-12 22:42:41,771 INFO L858 garLoopResultBuilder]: For program point L46-1(lines 46 51) no Hoare annotation was computed. [2021-11-12 22:42:41,771 INFO L854 garLoopResultBuilder]: At program point L46-2(lines 46 51) the Hoare annotation is: false [2021-11-12 22:42:41,771 INFO L858 garLoopResultBuilder]: For program point L46-3(lines 46 51) no Hoare annotation was computed. [2021-11-12 22:42:41,771 INFO L858 garLoopResultBuilder]: For program point L443-1(lines 443 448) no Hoare annotation was computed. [2021-11-12 22:42:41,772 INFO L854 garLoopResultBuilder]: At program point L443-2(lines 443 448) the Hoare annotation is: false [2021-11-12 22:42:41,772 INFO L858 garLoopResultBuilder]: For program point L344(lines 344 347) no Hoare annotation was computed. [2021-11-12 22:42:41,772 INFO L858 garLoopResultBuilder]: For program point L443-3(lines 443 448) no Hoare annotation was computed. [2021-11-12 22:42:41,772 INFO L858 garLoopResultBuilder]: For program point L80(lines 80 85) no Hoare annotation was computed. [2021-11-12 22:42:41,773 INFO L858 garLoopResultBuilder]: For program point L576(lines 576 579) no Hoare annotation was computed. [2021-11-12 22:42:41,773 INFO L858 garLoopResultBuilder]: For program point L477(lines 477 478) no Hoare annotation was computed. [2021-11-12 22:42:41,773 INFO L858 garLoopResultBuilder]: For program point L477-2(lines 477 478) no Hoare annotation was computed. [2021-11-12 22:42:41,773 INFO L858 garLoopResultBuilder]: For program point L213(lines 213 218) no Hoare annotation was computed. [2021-11-12 22:42:41,774 INFO L858 garLoopResultBuilder]: For program point L180(lines 180 191) no Hoare annotation was computed. [2021-11-12 22:42:41,774 INFO L858 garLoopResultBuilder]: For program point L213-1(lines 206 220) no Hoare annotation was computed. [2021-11-12 22:42:41,774 INFO L858 garLoopResultBuilder]: For program point L213-2(lines 213 218) no Hoare annotation was computed. [2021-11-12 22:42:41,774 INFO L858 garLoopResultBuilder]: For program point L114(lines 114 119) no Hoare annotation was computed. [2021-11-12 22:42:41,774 INFO L854 garLoopResultBuilder]: At program point L147-2(lines 147 157) the Hoare annotation is: false [2021-11-12 22:42:41,775 INFO L858 garLoopResultBuilder]: For program point L81(lines 81 84) no Hoare annotation was computed. [2021-11-12 22:42:41,775 INFO L858 garLoopResultBuilder]: For program point L114-2(lines 114 119) no Hoare annotation was computed. [2021-11-12 22:42:41,775 INFO L858 garLoopResultBuilder]: For program point L147-3(lines 147 157) no Hoare annotation was computed. [2021-11-12 22:42:41,775 INFO L858 garLoopResultBuilder]: For program point L577(line 577) no Hoare annotation was computed. [2021-11-12 22:42:41,776 INFO L858 garLoopResultBuilder]: For program point L346(lines 346 347) no Hoare annotation was computed. [2021-11-12 22:42:41,776 INFO L858 garLoopResultBuilder]: For program point L313(lines 313 334) no Hoare annotation was computed. [2021-11-12 22:42:41,776 INFO L858 garLoopResultBuilder]: For program point L115(lines 115 118) no Hoare annotation was computed. [2021-11-12 22:42:41,776 INFO L854 garLoopResultBuilder]: At program point L82(line 82) the Hoare annotation is: false [2021-11-12 22:42:41,777 INFO L858 garLoopResultBuilder]: For program point L82-1(line 82) no Hoare annotation was computed. [2021-11-12 22:42:41,777 INFO L858 garLoopResultBuilder]: For program point L314(lines 314 321) no Hoare annotation was computed. [2021-11-12 22:42:41,777 INFO L858 garLoopResultBuilder]: For program point L182(lines 182 190) no Hoare annotation was computed. [2021-11-12 22:42:41,777 INFO L858 garLoopResultBuilder]: For program point L149(lines 149 153) no Hoare annotation was computed. [2021-11-12 22:42:41,778 INFO L858 garLoopResultBuilder]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2021-11-12 22:42:41,778 INFO L858 garLoopResultBuilder]: For program point L546-1(lines 546 550) no Hoare annotation was computed. [2021-11-12 22:42:41,778 INFO L854 garLoopResultBuilder]: At program point L546-2(lines 546 550) the Hoare annotation is: false [2021-11-12 22:42:41,778 INFO L858 garLoopResultBuilder]: For program point L546-3(lines 546 550) no Hoare annotation was computed. [2021-11-12 22:42:41,779 INFO L858 garLoopResultBuilder]: For program point L315(lines 315 320) no Hoare annotation was computed. [2021-11-12 22:42:41,779 INFO L858 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2021-11-12 22:42:41,779 INFO L854 garLoopResultBuilder]: At program point L84(line 84) the Hoare annotation is: false [2021-11-12 22:42:41,779 INFO L858 garLoopResultBuilder]: For program point L84-1(line 84) no Hoare annotation was computed. [2021-11-12 22:42:41,779 INFO L858 garLoopResultBuilder]: For program point L481-1(lines 481 486) no Hoare annotation was computed. [2021-11-12 22:42:41,780 INFO L854 garLoopResultBuilder]: At program point L481-2(lines 481 486) the Hoare annotation is: false [2021-11-12 22:42:41,780 INFO L858 garLoopResultBuilder]: For program point L481-3(lines 481 486) no Hoare annotation was computed. [2021-11-12 22:42:41,780 INFO L861 garLoopResultBuilder]: At program point L581(lines 564 582) the Hoare annotation is: true [2021-11-12 22:42:41,780 INFO L858 garLoopResultBuilder]: For program point L515(lines 515 529) no Hoare annotation was computed. [2021-11-12 22:42:41,781 INFO L858 garLoopResultBuilder]: For program point L515-2(lines 515 529) no Hoare annotation was computed. [2021-11-12 22:42:41,781 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-12 22:42:41,781 INFO L858 garLoopResultBuilder]: For program point L317(lines 317 320) no Hoare annotation was computed. [2021-11-12 22:42:41,781 INFO L858 garLoopResultBuilder]: For program point L185(lines 185 190) no Hoare annotation was computed. [2021-11-12 22:42:41,782 INFO L858 garLoopResultBuilder]: For program point L53(lines 53 65) no Hoare annotation was computed. [2021-11-12 22:42:41,782 INFO L858 garLoopResultBuilder]: For program point L53-2(lines 44 94) no Hoare annotation was computed. [2021-11-12 22:42:41,782 INFO L858 garLoopResultBuilder]: For program point L318(line 318) no Hoare annotation was computed. [2021-11-12 22:42:41,782 INFO L858 garLoopResultBuilder]: For program point L285(lines 285 286) no Hoare annotation was computed. [2021-11-12 22:42:41,782 INFO L858 garLoopResultBuilder]: For program point L318-2(line 318) no Hoare annotation was computed. [2021-11-12 22:42:41,783 INFO L854 garLoopResultBuilder]: At program point L219(lines 206 220) the Hoare annotation is: false [2021-11-12 22:42:41,783 INFO L858 garLoopResultBuilder]: For program point L186(lines 186 187) no Hoare annotation was computed. [2021-11-12 22:42:41,783 INFO L858 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2021-11-12 22:42:41,783 INFO L858 garLoopResultBuilder]: For program point L54(lines 54 55) no Hoare annotation was computed. [2021-11-12 22:42:41,783 INFO L858 garLoopResultBuilder]: For program point L87-1(lines 87 92) no Hoare annotation was computed. [2021-11-12 22:42:41,784 INFO L854 garLoopResultBuilder]: At program point L87-2(lines 87 92) the Hoare annotation is: false [2021-11-12 22:42:41,784 INFO L858 garLoopResultBuilder]: For program point L87-3(lines 87 92) no Hoare annotation was computed. [2021-11-12 22:42:41,784 INFO L858 garLoopResultBuilder]: For program point L385(lines 385 393) no Hoare annotation was computed. [2021-11-12 22:42:41,784 INFO L858 garLoopResultBuilder]: For program point L418-1(lines 418 423) no Hoare annotation was computed. [2021-11-12 22:42:41,785 INFO L858 garLoopResultBuilder]: For program point L385-1(lines 385 393) no Hoare annotation was computed. [2021-11-12 22:42:41,785 INFO L854 garLoopResultBuilder]: At program point L418-2(lines 418 423) the Hoare annotation is: false [2021-11-12 22:42:41,785 INFO L858 garLoopResultBuilder]: For program point L418-3(lines 418 423) no Hoare annotation was computed. [2021-11-12 22:42:41,785 INFO L858 garLoopResultBuilder]: For program point L320(line 320) no Hoare annotation was computed. [2021-11-12 22:42:41,786 INFO L858 garLoopResultBuilder]: For program point L320-2(line 320) no Hoare annotation was computed. [2021-11-12 22:42:41,786 INFO L858 garLoopResultBuilder]: For program point L122(lines 122 133) no Hoare annotation was computed. [2021-11-12 22:42:41,786 INFO L858 garLoopResultBuilder]: For program point L122-2(lines 122 133) no Hoare annotation was computed. [2021-11-12 22:42:41,786 INFO L858 garLoopResultBuilder]: For program point L552(lines 552 560) no Hoare annotation was computed. [2021-11-12 22:42:41,786 INFO L858 garLoopResultBuilder]: For program point L519-1(lines 519 524) no Hoare annotation was computed. [2021-11-12 22:42:41,787 INFO L854 garLoopResultBuilder]: At program point L519-2(lines 519 524) the Hoare annotation is: false [2021-11-12 22:42:41,787 INFO L858 garLoopResultBuilder]: For program point L519-3(lines 519 524) no Hoare annotation was computed. [2021-11-12 22:42:41,787 INFO L858 garLoopResultBuilder]: For program point L288(lines 288 294) no Hoare annotation was computed. [2021-11-12 22:42:41,787 INFO L854 garLoopResultBuilder]: At program point L123-2(lines 123 127) the Hoare annotation is: false [2021-11-12 22:42:41,787 INFO L858 garLoopResultBuilder]: For program point L123-3(lines 123 127) no Hoare annotation was computed. [2021-11-12 22:42:41,788 INFO L858 garLoopResultBuilder]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2021-11-12 22:42:41,788 INFO L854 garLoopResultBuilder]: At program point L57-2(lines 57 61) the Hoare annotation is: false [2021-11-12 22:42:41,788 INFO L858 garLoopResultBuilder]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2021-11-12 22:42:41,788 INFO L858 garLoopResultBuilder]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2021-11-12 22:42:41,788 INFO L858 garLoopResultBuilder]: For program point L322(lines 322 327) no Hoare annotation was computed. [2021-11-12 22:42:41,789 INFO L854 garLoopResultBuilder]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2021-11-12 22:42:41,789 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-12 22:42:41,789 INFO L858 garLoopResultBuilder]: For program point L455-1(lines 455 460) no Hoare annotation was computed. [2021-11-12 22:42:41,789 INFO L854 garLoopResultBuilder]: At program point L455-2(lines 455 460) the Hoare annotation is: false [2021-11-12 22:42:41,790 INFO L858 garLoopResultBuilder]: For program point L356(lines 356 474) no Hoare annotation was computed. [2021-11-12 22:42:41,790 INFO L858 garLoopResultBuilder]: For program point L455-3(lines 455 460) no Hoare annotation was computed. [2021-11-12 22:42:41,790 INFO L858 garLoopResultBuilder]: For program point L323(lines 323 326) no Hoare annotation was computed. [2021-11-12 22:42:41,790 INFO L858 garLoopResultBuilder]: For program point L290(lines 290 293) no Hoare annotation was computed. [2021-11-12 22:42:41,790 INFO L858 garLoopResultBuilder]: For program point L356-2(lines 356 474) no Hoare annotation was computed. [2021-11-12 22:42:41,791 INFO L858 garLoopResultBuilder]: For program point L555-1(lines 555 560) no Hoare annotation was computed. [2021-11-12 22:42:41,791 INFO L854 garLoopResultBuilder]: At program point L555-2(lines 555 560) the Hoare annotation is: false [2021-11-12 22:42:41,791 INFO L858 garLoopResultBuilder]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2021-11-12 22:42:41,791 INFO L858 garLoopResultBuilder]: For program point L357(lines 357 362) no Hoare annotation was computed. [2021-11-12 22:42:41,791 INFO L858 garLoopResultBuilder]: For program point L357-2(lines 356 381) no Hoare annotation was computed. [2021-11-12 22:42:41,792 INFO L854 garLoopResultBuilder]: At program point L93(lines 44 94) the Hoare annotation is: false [2021-11-12 22:42:41,792 INFO L858 garLoopResultBuilder]: For program point L490-1(lines 490 495) no Hoare annotation was computed. [2021-11-12 22:42:41,792 INFO L854 garLoopResultBuilder]: At program point L490-2(lines 490 495) the Hoare annotation is: false [2021-11-12 22:42:41,792 INFO L858 garLoopResultBuilder]: For program point L490-3(lines 263 562) no Hoare annotation was computed. [2021-11-12 22:42:41,792 INFO L858 garLoopResultBuilder]: For program point L358(lines 358 359) no Hoare annotation was computed. [2021-11-12 22:42:41,793 INFO L854 garLoopResultBuilder]: At program point L160-2(lines 160 176) the Hoare annotation is: false [2021-11-12 22:42:41,793 INFO L858 garLoopResultBuilder]: For program point L160-3(lines 97 205) no Hoare annotation was computed. [2021-11-12 22:42:41,793 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-12 22:42:41,793 INFO L858 garLoopResultBuilder]: For program point L359(line 359) no Hoare annotation was computed. [2021-11-12 22:42:41,793 INFO L858 garLoopResultBuilder]: For program point L359-2(line 359) no Hoare annotation was computed. [2021-11-12 22:42:41,794 INFO L858 garLoopResultBuilder]: For program point L128-2(lines 128 129) no Hoare annotation was computed. [2021-11-12 22:42:41,794 INFO L854 garLoopResultBuilder]: At program point L128-3(lines 128 129) the Hoare annotation is: false [2021-11-12 22:42:41,794 INFO L858 garLoopResultBuilder]: For program point L128-4(lines 128 129) no Hoare annotation was computed. [2021-11-12 22:42:41,794 INFO L858 garLoopResultBuilder]: For program point L426-1(lines 426 431) no Hoare annotation was computed. [2021-11-12 22:42:41,794 INFO L858 garLoopResultBuilder]: For program point L360(lines 360 361) no Hoare annotation was computed. [2021-11-12 22:42:41,795 INFO L854 garLoopResultBuilder]: At program point L426-2(lines 426 431) the Hoare annotation is: false [2021-11-12 22:42:41,795 INFO L858 garLoopResultBuilder]: For program point L426-3(lines 426 431) no Hoare annotation was computed. [2021-11-12 22:42:41,795 INFO L858 garLoopResultBuilder]: For program point L195(lines 195 196) no Hoare annotation was computed. [2021-11-12 22:42:41,795 INFO L858 garLoopResultBuilder]: For program point L195-2(lines 195 196) no Hoare annotation was computed. [2021-11-12 22:42:41,795 INFO L858 garLoopResultBuilder]: For program point L63(lines 63 64) no Hoare annotation was computed. [2021-11-12 22:42:41,796 INFO L858 garLoopResultBuilder]: For program point L526(lines 526 527) no Hoare annotation was computed. [2021-11-12 22:42:41,796 INFO L858 garLoopResultBuilder]: For program point L526-2(lines 526 527) no Hoare annotation was computed. [2021-11-12 22:42:41,796 INFO L858 garLoopResultBuilder]: For program point L361(line 361) no Hoare annotation was computed. [2021-11-12 22:42:41,796 INFO L858 garLoopResultBuilder]: For program point L328(lines 328 329) no Hoare annotation was computed. [2021-11-12 22:42:41,796 INFO L858 garLoopResultBuilder]: For program point L361-2(line 361) no Hoare annotation was computed. [2021-11-12 22:42:41,797 INFO L858 garLoopResultBuilder]: For program point L163(lines 163 172) no Hoare annotation was computed. [2021-11-12 22:42:41,797 INFO L858 garLoopResultBuilder]: For program point L163-2(lines 163 172) no Hoare annotation was computed. [2021-11-12 22:42:41,797 INFO L858 garLoopResultBuilder]: For program point L296(lines 296 311) no Hoare annotation was computed. [2021-11-12 22:42:41,797 INFO L858 garLoopResultBuilder]: For program point L296-1(lines 263 562) no Hoare annotation was computed. [2021-11-12 22:42:41,797 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-12 22:42:41,798 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 577) no Hoare annotation was computed. [2021-11-12 22:42:41,798 INFO L854 garLoopResultBuilder]: At program point L561(lines 263 562) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |ULTIMATE.start___ieee754_pow_#res#1| .cse0) (= ~one_pow~0 .cse0))) [2021-11-12 22:42:41,798 INFO L858 garLoopResultBuilder]: For program point L330(lines 330 333) no Hoare annotation was computed. [2021-11-12 22:42:41,798 INFO L858 garLoopResultBuilder]: For program point L297(lines 297 310) no Hoare annotation was computed. [2021-11-12 22:42:41,799 INFO L858 garLoopResultBuilder]: For program point L165(lines 165 166) no Hoare annotation was computed. [2021-11-12 22:42:41,799 INFO L858 garLoopResultBuilder]: For program point L198-1(lines 198 203) no Hoare annotation was computed. [2021-11-12 22:42:41,799 INFO L854 garLoopResultBuilder]: At program point L198-2(lines 198 203) the Hoare annotation is: false [2021-11-12 22:42:41,799 INFO L858 garLoopResultBuilder]: For program point L165-2(lines 165 166) no Hoare annotation was computed. [2021-11-12 22:42:41,799 INFO L858 garLoopResultBuilder]: For program point L198-3(lines 198 203) no Hoare annotation was computed. [2021-11-12 22:42:41,800 INFO L858 garLoopResultBuilder]: For program point L331(lines 331 332) no Hoare annotation was computed. [2021-11-12 22:42:41,800 INFO L858 garLoopResultBuilder]: For program point L497(lines 497 502) no Hoare annotation was computed. [2021-11-12 22:42:41,800 INFO L858 garLoopResultBuilder]: For program point L398(lines 398 406) no Hoare annotation was computed. [2021-11-12 22:42:41,800 INFO L858 garLoopResultBuilder]: For program point L365(line 365) no Hoare annotation was computed. [2021-11-12 22:42:41,800 INFO L858 garLoopResultBuilder]: For program point L299(lines 299 310) no Hoare annotation was computed. [2021-11-12 22:42:41,801 INFO L858 garLoopResultBuilder]: For program point L365-2(line 365) no Hoare annotation was computed. [2021-11-12 22:42:41,804 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-12 22:42:41,805 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 22:42:41,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 10:42:41 BoogieIcfgContainer [2021-11-12 22:42:41,824 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 22:42:41,825 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 22:42:41,825 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 22:42:41,826 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 22:42:41,826 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:39:58" (3/4) ... [2021-11-12 22:42:41,830 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-12 22:42:41,839 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2021-11-12 22:42:41,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-12 22:42:41,856 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-12 22:42:41,856 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-12 22:42:41,857 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-12 22:42:41,980 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 22:42:41,981 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 22:42:41,982 INFO L158 Benchmark]: Toolchain (without parser) took 221841.50ms. Allocated memory was 54.5MB in the beginning and 90.2MB in the end (delta: 35.7MB). Free memory was 32.0MB in the beginning and 33.0MB in the end (delta: -1.0MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2021-11-12 22:42:41,982 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 54.5MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:42:41,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 719.91ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 31.8MB in the beginning and 36.6MB in the end (delta: -4.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 22:42:41,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 171.29ms. Allocated memory is still 67.1MB. Free memory was 36.4MB in the beginning and 47.4MB in the end (delta: -11.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2021-11-12 22:42:41,984 INFO L158 Benchmark]: Boogie Preprocessor took 151.45ms. Allocated memory is still 67.1MB. Free memory was 47.4MB in the beginning and 42.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-12 22:42:41,984 INFO L158 Benchmark]: RCFGBuilder took 57426.88ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 42.9MB in the beginning and 63.3MB in the end (delta: -20.4MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2021-11-12 22:42:41,985 INFO L158 Benchmark]: TraceAbstraction took 163207.83ms. Allocated memory is still 90.2MB. Free memory was 62.9MB in the beginning and 49.1MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 22:42:41,985 INFO L158 Benchmark]: Witness Printer took 155.77ms. Allocated memory is still 90.2MB. Free memory was 49.1MB in the beginning and 33.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-12 22:42:41,988 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 54.5MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 719.91ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 31.8MB in the beginning and 36.6MB in the end (delta: -4.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 171.29ms. Allocated memory is still 67.1MB. Free memory was 36.4MB in the beginning and 47.4MB in the end (delta: -11.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 151.45ms. Allocated memory is still 67.1MB. Free memory was 47.4MB in the beginning and 42.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 57426.88ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 42.9MB in the beginning and 63.3MB in the end (delta: -20.4MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * TraceAbstraction took 163207.83ms. Allocated memory is still 90.2MB. Free memory was 62.9MB in the beginning and 49.1MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 155.77ms. Allocated memory is still 90.2MB. Free memory was 49.1MB in the beginning and 33.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 577]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 202 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 163.1s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 151.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 52 mSolverCounterUnknown, 158 SdHoareTripleChecker+Valid, 149662.64ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 158 mSDsluCounter, 1122 SdHoareTripleChecker+Invalid, 143615.68ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 2 IncrementalHoareTripleChecker+Unchecked, 573 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 98 IncrementalHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 549 mSDtfsCounter, 98 mSolverCounterSat, 17.28ms SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=202occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 15 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 35 LocationsWithAnnotation, 45 PreInvPairs, 48 NumberOfFragments, 53 HoareAnnotationTreeSize, 45 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 35 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 6 QuantifiedInterpolants, 270 SizeOfPredicates, 12 NumberOfNonLiveVariables, 335 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: \result == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-12 22:42:42,234 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-11-12 22:42:42,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ec2b3a-d4b2-4869-bab7-ee42dc0fc3a6/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE