./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 333cf4282aaef943eedac534c8cfd5b66279089357670774db08ef0cc555d881 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:16:07,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:16:07,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:16:07,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:16:07,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:16:07,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:16:07,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:16:07,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:16:07,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:16:07,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:16:07,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:16:07,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:16:07,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:16:07,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:16:07,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:16:07,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:16:07,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:16:07,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:16:07,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:16:07,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:16:07,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:16:07,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:16:07,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:16:07,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:16:07,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:16:07,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:16:07,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:16:07,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:16:07,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:16:07,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:16:07,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:16:07,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:16:07,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:16:07,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:16:07,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:16:07,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:16:07,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:16:07,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:16:07,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:16:07,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:16:07,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:16:07,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 12:16:07,737 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:16:07,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:16:07,744 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:16:07,744 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:16:07,745 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:16:07,746 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:16:07,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:16:07,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:16:07,747 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:16:07,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:16:07,749 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:16:07,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:16:07,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:16:07,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:16:07,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:16:07,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:16:07,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:16:07,752 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:16:07,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:16:07,752 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:16:07,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:16:07,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:16:07,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:16:07,754 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:16:07,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:16:07,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:16:07,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:16:07,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:16:07,756 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:16:07,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 12:16:07,757 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:16:07,757 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:16:07,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:16:07,758 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 333cf4282aaef943eedac534c8cfd5b66279089357670774db08ef0cc555d881 [2022-11-20 12:16:08,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:16:08,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:16:08,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:16:08,153 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:16:08,154 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:16:08,155 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2022-11-20 12:16:11,676 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:16:12,074 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:16:12,075 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2022-11-20 12:16:12,087 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/data/c2b871cd2/3e7ac49addb043e98dbc50a4e8352c51/FLAG30ee2304e [2022-11-20 12:16:12,104 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/data/c2b871cd2/3e7ac49addb043e98dbc50a4e8352c51 [2022-11-20 12:16:12,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:16:12,109 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:16:12,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:16:12,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:16:12,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:16:12,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:16:12" (1/1) ... [2022-11-20 12:16:12,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33b85a3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:12, skipping insertion in model container [2022-11-20 12:16:12,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:16:12" (1/1) ... [2022-11-20 12:16:12,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:16:12,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:16:12,415 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractShiftRight(BitabsTranslation.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBinaryBitwiseIntegerExpression(IntegerTranslation.java:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.constructBinaryBitwiseExpression(ExpressionTranslation.java:131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:418) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1413) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) 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:1669) 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:1669) 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:1087) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) 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:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) 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) [2022-11-20 12:16:12,422 INFO L158 Benchmark]: Toolchain (without parser) took 311.21ms. Allocated memory is still 155.2MB. Free memory was 123.4MB in the beginning and 114.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 12:16:12,423 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:16:12,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.44ms. Allocated memory is still 155.2MB. Free memory was 123.4MB in the beginning and 114.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 12:16:12,426 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.44ms. Allocated memory is still 155.2MB. Free memory was 123.4MB in the beginning and 114.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 333cf4282aaef943eedac534c8cfd5b66279089357670774db08ef0cc555d881 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:16:15,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:16:15,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:16:15,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:16:15,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:16:15,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:16:15,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:16:15,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:16:15,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:16:15,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:16:15,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:16:15,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:16:15,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:16:15,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:16:15,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:16:15,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:16:15,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:16:15,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:16:15,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:16:15,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:16:15,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:16:15,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:16:15,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:16:15,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:16:15,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:16:15,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:16:15,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:16:15,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:16:15,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:16:15,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:16:15,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:16:15,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:16:15,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:16:15,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:16:15,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:16:15,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:16:15,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:16:15,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:16:15,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:16:15,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:16:15,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:16:15,337 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-20 12:16:15,366 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:16:15,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:16:15,367 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:16:15,367 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:16:15,368 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:16:15,368 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:16:15,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:16:15,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:16:15,370 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:16:15,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:16:15,371 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:16:15,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:16:15,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:16:15,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:16:15,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:16:15,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:16:15,373 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 12:16:15,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 12:16:15,373 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 12:16:15,374 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:16:15,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:16:15,374 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:16:15,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:16:15,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:16:15,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:16:15,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:16:15,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:16:15,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:16:15,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:16:15,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:16:15,377 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 12:16:15,378 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 12:16:15,378 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:16:15,378 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:16:15,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:16:15,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 12:16:15,379 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_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 333cf4282aaef943eedac534c8cfd5b66279089357670774db08ef0cc555d881 [2022-11-20 12:16:15,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:16:15,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:16:15,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:16:15,922 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:16:15,922 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:16:15,924 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2022-11-20 12:16:19,515 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:16:19,822 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:16:19,823 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2022-11-20 12:16:19,836 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/data/3ae3a5947/4befeec3e8d440a2a038d54d6bf3e460/FLAG5abce0b6b [2022-11-20 12:16:19,860 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/data/3ae3a5947/4befeec3e8d440a2a038d54d6bf3e460 [2022-11-20 12:16:19,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:16:19,866 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:16:19,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:16:19,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:16:19,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:16:19,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:16:19" (1/1) ... [2022-11-20 12:16:19,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40bb1617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:19, skipping insertion in model container [2022-11-20 12:16:19,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:16:19" (1/1) ... [2022-11-20 12:16:19,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:16:19,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:16:20,481 WARN L237 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_6719c337-cb3e-4977-bb5c-9eec0977d908/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c[16452,16465] [2022-11-20 12:16:20,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:16:20,537 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:16:20,739 WARN L237 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_6719c337-cb3e-4977-bb5c-9eec0977d908/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c[16452,16465] [2022-11-20 12:16:20,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:16:20,783 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:16:20,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20 WrapperNode [2022-11-20 12:16:20,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:16:20,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:16:20,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:16:20,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:16:20,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (1/1) ... [2022-11-20 12:16:20,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (1/1) ... [2022-11-20 12:16:20,962 INFO L138 Inliner]: procedures = 29, calls = 379, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1039 [2022-11-20 12:16:20,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:16:20,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:16:20,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:16:20,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:16:20,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (1/1) ... [2022-11-20 12:16:20,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (1/1) ... [2022-11-20 12:16:21,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (1/1) ... [2022-11-20 12:16:21,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (1/1) ... [2022-11-20 12:16:21,055 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (1/1) ... [2022-11-20 12:16:21,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (1/1) ... [2022-11-20 12:16:21,098 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (1/1) ... [2022-11-20 12:16:21,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (1/1) ... [2022-11-20 12:16:21,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:16:21,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:16:21,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:16:21,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:16:21,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (1/1) ... [2022-11-20 12:16:21,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:16:21,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:16:21,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:16:21,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:16:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:16:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-11-20 12:16:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-11-20 12:16:21,231 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-11-20 12:16:21,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-11-20 12:16:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 12:16:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 12:16:21,234 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-11-20 12:16:21,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-11-20 12:16:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 12:16:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-11-20 12:16:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 12:16:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-11-20 12:16:21,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-11-20 12:16:21,236 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-11-20 12:16:21,237 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-11-20 12:16:21,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:16:21,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:16:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 12:16:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 12:16:21,568 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:16:21,570 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:17:18,362 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:17:18,398 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:17:18,402 INFO L300 CfgBuilder]: Removed 65 assume(true) statements. [2022-11-20 12:17:18,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:17:18 BoogieIcfgContainer [2022-11-20 12:17:18,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:17:18,414 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 12:17:18,414 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 12:17:18,418 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 12:17:18,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:16:19" (1/3) ... [2022-11-20 12:17:18,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dc5a300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:17:18, skipping insertion in model container [2022-11-20 12:17:18,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:20" (2/3) ... [2022-11-20 12:17:18,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dc5a300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:17:18, skipping insertion in model container [2022-11-20 12:17:18,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:17:18" (3/3) ... [2022-11-20 12:17:18,425 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0220a.c [2022-11-20 12:17:18,450 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 12:17:18,450 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 12:17:18,522 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 12:17:18,529 INFO L357 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=PETRI_NET, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@b96dffb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 12:17:18,530 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 12:17:18,538 INFO L276 IsEmpty]: Start isEmpty. Operand has 258 states, 240 states have (on average 1.6666666666666667) internal successors, (400), 241 states have internal predecessors, (400), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 12:17:18,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 12:17:18,551 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:17:18,551 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:17:18,552 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:17:18,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:17:18,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1678284003, now seen corresponding path program 1 times [2022-11-20 12:17:18,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:17:18,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [752822277] [2022-11-20 12:17:18,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:17:18,575 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:17:18,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:17:18,576 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 12:17:18,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-20 12:17:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:17:19,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-20 12:17:19,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:17:19,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:17:19,179 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:17:19,180 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:17:19,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [752822277] [2022-11-20 12:17:19,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [752822277] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:17:19,182 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:17:19,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 12:17:19,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236925505] [2022-11-20 12:17:19,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:17:19,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-20 12:17:19,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:17:19,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-20 12:17:19,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 12:17:19,232 INFO L87 Difference]: Start difference. First operand has 258 states, 240 states have (on average 1.6666666666666667) internal successors, (400), 241 states have internal predecessors, (400), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-11-20 12:17:19,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:17:19,346 INFO L93 Difference]: Finished difference Result 514 states and 858 transitions. [2022-11-20 12:17:19,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 12:17:19,349 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2022-11-20 12:17:19,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:17:19,372 INFO L225 Difference]: With dead ends: 514 [2022-11-20 12:17:19,372 INFO L226 Difference]: Without dead ends: 255 [2022-11-20 12:17:19,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 12:17:19,393 INFO L413 NwaCegarLoop]: 358 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:17:19,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 12:17:19,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2022-11-20 12:17:19,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2022-11-20 12:17:19,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 238 states have (on average 1.3907563025210083) internal successors, (331), 238 states have internal predecessors, (331), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 12:17:19,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 355 transitions. [2022-11-20 12:17:19,535 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 355 transitions. Word has length 10 [2022-11-20 12:17:19,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:17:19,536 INFO L495 AbstractCegarLoop]: Abstraction has 255 states and 355 transitions. [2022-11-20 12:17:19,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-11-20 12:17:19,537 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 355 transitions. [2022-11-20 12:17:19,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 12:17:19,539 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:17:19,539 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:17:19,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-20 12:17:19,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:17:19,762 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:17:19,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:17:19,763 INFO L85 PathProgramCache]: Analyzing trace with hash 749630035, now seen corresponding path program 1 times [2022-11-20 12:17:19,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:17:19,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [716169475] [2022-11-20 12:17:19,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:17:19,765 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:17:19,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:17:19,788 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 12:17:19,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-20 12:17:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:17:20,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 12:17:20,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:17:21,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:17:21,020 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:17:21,021 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:17:21,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [716169475] [2022-11-20 12:17:21,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [716169475] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:17:21,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:17:21,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 12:17:21,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780973369] [2022-11-20 12:17:21,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:17:21,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 12:17:21,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:17:21,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 12:17:21,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 12:17:21,026 INFO L87 Difference]: Start difference. First operand 255 states and 355 transitions. Second operand has 4 states, 4 states have (on average 2.75) 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) [2022-11-20 12:17:23,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:17:23,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:17:23,197 INFO L93 Difference]: Finished difference Result 274 states and 376 transitions. [2022-11-20 12:17:23,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 12:17:23,210 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) 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 [2022-11-20 12:17:23,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:17:23,210 INFO L225 Difference]: With dead ends: 274 [2022-11-20 12:17:23,211 INFO L226 Difference]: Without dead ends: 27 [2022-11-20 12:17:23,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 12:17:23,213 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 2 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 3 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:17:23,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 76 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 3 Unchecked, 2.0s Time] [2022-11-20 12:17:23,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-11-20 12:17:23,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-11-20 12:17:23,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 24 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:17:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2022-11-20 12:17:23,218 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 11 [2022-11-20 12:17:23,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:17:23,222 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2022-11-20 12:17:23,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) 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) [2022-11-20 12:17:23,223 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-11-20 12:17:23,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 12:17:23,224 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:17:23,224 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:17:23,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-11-20 12:17:23,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:17:23,445 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:17:23,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:17:23,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1127142927, now seen corresponding path program 1 times [2022-11-20 12:17:23,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:17:23,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1056952653] [2022-11-20 12:17:23,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:17:23,447 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:17:23,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:17:23,452 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 12:17:23,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-20 12:17:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:17:24,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 12:17:24,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:17:25,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:17:25,323 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:17:25,323 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:17:25,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1056952653] [2022-11-20 12:17:25,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1056952653] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:17:25,324 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:17:25,324 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-20 12:17:25,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271505480] [2022-11-20 12:17:25,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:17:25,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-20 12:17:25,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:17:25,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 12:17:25,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-20 12:17:25,326 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:17:29,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:17:32,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:17:34,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:17:37,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:17:39,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:17:40,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:17:40,685 INFO L93 Difference]: Finished difference Result 42 states and 44 transitions. [2022-11-20 12:17:40,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 12:17:40,686 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-11-20 12:17:40,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:17:40,687 INFO L225 Difference]: With dead ends: 42 [2022-11-20 12:17:40,687 INFO L226 Difference]: Without dead ends: 39 [2022-11-20 12:17:40,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-11-20 12:17:40,689 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 36 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2022-11-20 12:17:40,690 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 122 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 5 Unknown, 0 Unchecked, 14.4s Time] [2022-11-20 12:17:40,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-11-20 12:17:40,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 32. [2022-11-20 12:17:40,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-20 12:17:40,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 35 transitions. [2022-11-20 12:17:40,697 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 35 transitions. Word has length 20 [2022-11-20 12:17:40,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:17:40,697 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 35 transitions. [2022-11-20 12:17:40,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:17:40,698 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-11-20 12:17:40,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 12:17:40,699 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:17:40,699 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:17:40,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-20 12:17:40,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:17:40,922 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:17:40,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:17:40,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1484186882, now seen corresponding path program 1 times [2022-11-20 12:17:40,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:17:40,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [571177884] [2022-11-20 12:17:40,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:17:40,924 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:17:40,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:17:40,934 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 12:17:40,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-20 12:17:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:17:43,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 12:17:43,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:17:45,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:17:45,485 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:17:45,485 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:17:45,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [571177884] [2022-11-20 12:17:45,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [571177884] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:17:45,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:17:45,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 12:17:45,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414820119] [2022-11-20 12:17:45,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:17:45,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 12:17:45,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:17:45,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 12:17:45,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-20 12:17:45,489 INFO L87 Difference]: Start difference. First operand 32 states and 35 transitions. Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:17:49,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:17:51,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:17:54,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:17:54,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:17:54,632 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2022-11-20 12:17:54,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 12:17:54,832 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2022-11-20 12:17:54,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:17:54,833 INFO L225 Difference]: With dead ends: 46 [2022-11-20 12:17:54,833 INFO L226 Difference]: Without dead ends: 32 [2022-11-20 12:17:54,834 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-20 12:17:54,835 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 13 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 17 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:17:54,835 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 124 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 3 Unknown, 17 Unchecked, 9.0s Time] [2022-11-20 12:17:54,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-11-20 12:17:54,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-11-20 12:17:54,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 28 states have internal predecessors, (31), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-20 12:17:54,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2022-11-20 12:17:54,839 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 21 [2022-11-20 12:17:54,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:17:54,839 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2022-11-20 12:17:54,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:17:54,840 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2022-11-20 12:17:54,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 12:17:54,841 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:17:54,841 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:17:54,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-20 12:17:55,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:17:55,049 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:17:55,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:17:55,050 INFO L85 PathProgramCache]: Analyzing trace with hash 605642795, now seen corresponding path program 1 times [2022-11-20 12:17:55,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:17:55,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1805640950] [2022-11-20 12:17:55,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:17:55,052 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:17:55,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:17:55,053 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 12:17:55,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-20 12:17:57,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:17:58,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 12:17:58,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:18:00,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:18:00,177 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:18:00,177 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:18:00,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1805640950] [2022-11-20 12:18:00,178 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1805640950] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:18:00,178 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:18:00,178 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 12:18:00,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279345122] [2022-11-20 12:18:00,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:18:00,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 12:18:00,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:18:00,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 12:18:00,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 12:18:00,180 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:18:05,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:18:07,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:18:10,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 12:18:10,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:18:10,806 INFO L93 Difference]: Finished difference Result 39 states and 40 transitions. [2022-11-20 12:18:11,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 12:18:11,004 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2022-11-20 12:18:11,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:18:11,005 INFO L225 Difference]: With dead ends: 39 [2022-11-20 12:18:11,005 INFO L226 Difference]: Without dead ends: 25 [2022-11-20 12:18:11,005 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 12:18:11,006 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 13 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-11-20 12:18:11,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 65 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 3 Unknown, 0 Unchecked, 9.7s Time] [2022-11-20 12:18:11,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-20 12:18:11,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-11-20 12:18:11,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 22 states have (on average 1.0) internal successors, (22), 22 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:18:11,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2022-11-20 12:18:11,011 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 22 [2022-11-20 12:18:11,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:18:11,011 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2022-11-20 12:18:11,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:18:11,012 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2022-11-20 12:18:11,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 12:18:11,013 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:18:11,013 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:18:11,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-20 12:18:11,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:18:11,239 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:18:11,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:18:11,240 INFO L85 PathProgramCache]: Analyzing trace with hash 627023844, now seen corresponding path program 1 times [2022-11-20 12:18:11,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:18:11,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [215832896] [2022-11-20 12:18:11,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:18:11,241 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:18:11,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:18:11,242 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 12:18:11,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-20 12:18:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:18:11,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-20 12:18:11,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:18:14,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:18:14,445 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:18:14,445 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:18:14,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [215832896] [2022-11-20 12:18:14,446 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [215832896] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:18:14,446 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:18:14,447 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-20 12:18:14,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439831202] [2022-11-20 12:18:14,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:18:14,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-20 12:18:14,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:18:14,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-20 12:18:14,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-11-20 12:18:14,450 INFO L87 Difference]: Start difference. First operand 25 states and 24 transitions. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:18:17,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:18:17,753 INFO L93 Difference]: Finished difference Result 25 states and 24 transitions. [2022-11-20 12:18:17,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-20 12:18:17,753 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2022-11-20 12:18:17,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:18:17,754 INFO L225 Difference]: With dead ends: 25 [2022-11-20 12:18:17,754 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 12:18:17,755 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2022-11-20 12:18:17,756 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 20 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 10 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-20 12:18:17,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 101 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 80 Invalid, 0 Unknown, 10 Unchecked, 1.6s Time] [2022-11-20 12:18:17,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 12:18:17,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 12:18:17,757 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) [2022-11-20 12:18:17,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 12:18:17,758 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2022-11-20 12:18:17,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:18:17,758 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:18:17,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 11 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 12:18:17,758 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 12:18:17,758 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 12:18:17,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 12:18:17,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-20 12:18:17,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:18:17,981 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 12:18:19,561 INFO L899 garLoopResultBuilder]: For program point L159(lines 159 164) no Hoare annotation was computed. [2022-11-20 12:18:19,561 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 151 156) no Hoare annotation was computed. [2022-11-20 12:18:19,561 INFO L902 garLoopResultBuilder]: At program point L151-2(lines 151 156) the Hoare annotation is: true [2022-11-20 12:18:19,562 INFO L899 garLoopResultBuilder]: For program point L151-3(lines 151 156) no Hoare annotation was computed. [2022-11-20 12:18:19,562 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 123 173) no Hoare annotation was computed. [2022-11-20 12:18:19,562 INFO L899 garLoopResultBuilder]: For program point L160(lines 160 163) no Hoare annotation was computed. [2022-11-20 12:18:19,562 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 149) no Hoare annotation was computed. [2022-11-20 12:18:19,562 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 123 173) no Hoare annotation was computed. [2022-11-20 12:18:19,563 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 136 140) no Hoare annotation was computed. [2022-11-20 12:18:19,563 INFO L902 garLoopResultBuilder]: At program point L136-2(lines 136 140) the Hoare annotation is: true [2022-11-20 12:18:19,563 INFO L899 garLoopResultBuilder]: For program point L136-3(lines 136 140) no Hoare annotation was computed. [2022-11-20 12:18:19,563 INFO L899 garLoopResultBuilder]: For program point L132(lines 132 144) no Hoare annotation was computed. [2022-11-20 12:18:19,564 INFO L902 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 123 173) the Hoare annotation is: true [2022-11-20 12:18:19,564 INFO L899 garLoopResultBuilder]: For program point L132-2(lines 123 173) no Hoare annotation was computed. [2022-11-20 12:18:19,564 INFO L902 garLoopResultBuilder]: At program point L161(line 161) the Hoare annotation is: true [2022-11-20 12:18:19,564 INFO L899 garLoopResultBuilder]: For program point L161-1(line 161) no Hoare annotation was computed. [2022-11-20 12:18:19,565 INFO L902 garLoopResultBuilder]: At program point L149(line 149) the Hoare annotation is: true [2022-11-20 12:18:19,565 INFO L899 garLoopResultBuilder]: For program point L149-1(line 149) no Hoare annotation was computed. [2022-11-20 12:18:19,565 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 134) no Hoare annotation was computed. [2022-11-20 12:18:19,565 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 166 171) no Hoare annotation was computed. [2022-11-20 12:18:19,565 INFO L902 garLoopResultBuilder]: At program point L166-2(lines 166 171) the Hoare annotation is: true [2022-11-20 12:18:19,566 INFO L899 garLoopResultBuilder]: For program point L166-3(lines 166 171) no Hoare annotation was computed. [2022-11-20 12:18:19,566 INFO L899 garLoopResultBuilder]: For program point L125-1(lines 125 130) no Hoare annotation was computed. [2022-11-20 12:18:19,566 INFO L902 garLoopResultBuilder]: At program point L125-2(lines 125 130) the Hoare annotation is: true [2022-11-20 12:18:19,566 INFO L899 garLoopResultBuilder]: For program point L125-3(lines 125 130) no Hoare annotation was computed. [2022-11-20 12:18:19,566 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 158) no Hoare annotation was computed. [2022-11-20 12:18:19,567 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 143) no Hoare annotation was computed. [2022-11-20 12:18:19,567 INFO L902 garLoopResultBuilder]: At program point L163(line 163) the Hoare annotation is: true [2022-11-20 12:18:19,567 INFO L899 garLoopResultBuilder]: For program point L163-1(line 163) no Hoare annotation was computed. [2022-11-20 12:18:19,567 INFO L899 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 98 117) no Hoare annotation was computed. [2022-11-20 12:18:19,568 INFO L899 garLoopResultBuilder]: For program point L110(lines 110 115) no Hoare annotation was computed. [2022-11-20 12:18:19,568 INFO L902 garLoopResultBuilder]: At program point L110-1(lines 98 117) the Hoare annotation is: true [2022-11-20 12:18:19,568 INFO L899 garLoopResultBuilder]: For program point L110-2(lines 110 115) no Hoare annotation was computed. [2022-11-20 12:18:19,568 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 98 117) no Hoare annotation was computed. [2022-11-20 12:18:19,568 INFO L902 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 98 117) the Hoare annotation is: true [2022-11-20 12:18:19,569 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 100 104) no Hoare annotation was computed. [2022-11-20 12:18:19,569 INFO L902 garLoopResultBuilder]: At program point L100-2(lines 100 104) the Hoare annotation is: true [2022-11-20 12:18:19,569 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 109) no Hoare annotation was computed. [2022-11-20 12:18:19,569 INFO L902 garLoopResultBuilder]: At program point L105-1(lines 98 117) the Hoare annotation is: true [2022-11-20 12:18:19,570 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 577) no Hoare annotation was computed. [2022-11-20 12:18:19,570 INFO L899 garLoopResultBuilder]: For program point __kernel_cosFINAL(lines 548 582) no Hoare annotation was computed. [2022-11-20 12:18:19,570 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 559) no Hoare annotation was computed. [2022-11-20 12:18:19,570 INFO L899 garLoopResultBuilder]: For program point __kernel_cosEXIT(lines 548 582) no Hoare annotation was computed. [2022-11-20 12:18:19,570 INFO L902 garLoopResultBuilder]: At program point __kernel_cosENTRY(lines 548 582) the Hoare annotation is: true [2022-11-20 12:18:19,571 INFO L899 garLoopResultBuilder]: For program point L571-1(lines 571 576) no Hoare annotation was computed. [2022-11-20 12:18:19,571 INFO L902 garLoopResultBuilder]: At program point L571-2(lines 571 576) the Hoare annotation is: true [2022-11-20 12:18:19,571 INFO L899 garLoopResultBuilder]: For program point L571-3(lines 568 577) no Hoare annotation was computed. [2022-11-20 12:18:19,571 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 581) no Hoare annotation was computed. [2022-11-20 12:18:19,572 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 560) no Hoare annotation was computed. [2022-11-20 12:18:19,572 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 560) no Hoare annotation was computed. [2022-11-20 12:18:19,572 INFO L899 garLoopResultBuilder]: For program point L551-1(lines 551 555) no Hoare annotation was computed. [2022-11-20 12:18:19,572 INFO L902 garLoopResultBuilder]: At program point L551-2(lines 551 555) the Hoare annotation is: true [2022-11-20 12:18:19,572 INFO L899 garLoopResultBuilder]: For program point L551-3(lines 551 555) no Hoare annotation was computed. [2022-11-20 12:18:19,573 INFO L899 garLoopResultBuilder]: For program point L630(line 630) no Hoare annotation was computed. [2022-11-20 12:18:19,573 INFO L899 garLoopResultBuilder]: For program point L333(line 333) no Hoare annotation was computed. [2022-11-20 12:18:19,573 INFO L899 garLoopResultBuilder]: For program point L267(line 267) no Hoare annotation was computed. [2022-11-20 12:18:19,573 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 43) no Hoare annotation was computed. [2022-11-20 12:18:19,573 INFO L895 garLoopResultBuilder]: At program point L631(line 631) the Hoare annotation is: false [2022-11-20 12:18:19,574 INFO L899 garLoopResultBuilder]: For program point L631-1(line 631) no Hoare annotation was computed. [2022-11-20 12:18:19,574 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 536) no Hoare annotation was computed. [2022-11-20 12:18:19,574 INFO L899 garLoopResultBuilder]: For program point L70(lines 70 71) no Hoare annotation was computed. [2022-11-20 12:18:19,574 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 42) no Hoare annotation was computed. [2022-11-20 12:18:19,574 INFO L899 garLoopResultBuilder]: For program point L70-2(lines 70 71) no Hoare annotation was computed. [2022-11-20 12:18:19,575 INFO L899 garLoopResultBuilder]: For program point L632(line 632) no Hoare annotation was computed. [2022-11-20 12:18:19,575 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 503) no Hoare annotation was computed. [2022-11-20 12:18:19,575 INFO L899 garLoopResultBuilder]: For program point L335-2(lines 335 336) no Hoare annotation was computed. [2022-11-20 12:18:19,575 INFO L895 garLoopResultBuilder]: At program point L335-3(lines 335 336) the Hoare annotation is: false [2022-11-20 12:18:19,575 INFO L899 garLoopResultBuilder]: For program point L335-4(lines 335 336) no Hoare annotation was computed. [2022-11-20 12:18:19,576 INFO L895 garLoopResultBuilder]: At program point L633(line 633) the Hoare annotation is: false [2022-11-20 12:18:19,576 INFO L899 garLoopResultBuilder]: For program point L633-1(line 633) no Hoare annotation was computed. [2022-11-20 12:18:19,576 INFO L899 garLoopResultBuilder]: For program point L270(line 270) no Hoare annotation was computed. [2022-11-20 12:18:19,576 INFO L899 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2022-11-20 12:18:19,577 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 42) no Hoare annotation was computed. [2022-11-20 12:18:19,577 INFO L899 garLoopResultBuilder]: For program point L634(line 634) no Hoare annotation was computed. [2022-11-20 12:18:19,577 INFO L899 garLoopResultBuilder]: For program point L304-1(lines 304 307) no Hoare annotation was computed. [2022-11-20 12:18:19,577 INFO L895 garLoopResultBuilder]: At program point L304-3(lines 304 307) the Hoare annotation is: false [2022-11-20 12:18:19,577 INFO L895 garLoopResultBuilder]: At program point L635(line 635) the Hoare annotation is: false [2022-11-20 12:18:19,578 INFO L899 garLoopResultBuilder]: For program point L635-1(line 635) no Hoare annotation was computed. [2022-11-20 12:18:19,578 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 489) no Hoare annotation was computed. [2022-11-20 12:18:19,578 INFO L899 garLoopResultBuilder]: For program point L470-1(lines 458 490) no Hoare annotation was computed. [2022-11-20 12:18:19,578 INFO L899 garLoopResultBuilder]: For program point L636(line 636) no Hoare annotation was computed. [2022-11-20 12:18:19,578 INFO L895 garLoopResultBuilder]: At program point L537(lines 409 538) the Hoare annotation is: false [2022-11-20 12:18:19,579 INFO L899 garLoopResultBuilder]: For program point L339(line 339) no Hoare annotation was computed. [2022-11-20 12:18:19,579 INFO L899 garLoopResultBuilder]: For program point L339-2(line 339) no Hoare annotation was computed. [2022-11-20 12:18:19,579 INFO L895 garLoopResultBuilder]: At program point L637(line 637) the Hoare annotation is: false [2022-11-20 12:18:19,579 INFO L899 garLoopResultBuilder]: For program point L637-1(line 637) no Hoare annotation was computed. [2022-11-20 12:18:19,580 INFO L899 garLoopResultBuilder]: For program point L505-1(lines 505 509) no Hoare annotation was computed. [2022-11-20 12:18:19,580 INFO L895 garLoopResultBuilder]: At program point L505-2(lines 505 509) the Hoare annotation is: false [2022-11-20 12:18:19,580 INFO L895 garLoopResultBuilder]: At program point L373(lines 203 374) the Hoare annotation is: false [2022-11-20 12:18:19,580 INFO L899 garLoopResultBuilder]: For program point L340(line 340) no Hoare annotation was computed. [2022-11-20 12:18:19,580 INFO L899 garLoopResultBuilder]: For program point L242(lines 242 250) no Hoare annotation was computed. [2022-11-20 12:18:19,581 INFO L899 garLoopResultBuilder]: For program point L176-1(lines 176 180) no Hoare annotation was computed. [2022-11-20 12:18:19,581 INFO L895 garLoopResultBuilder]: At program point L176-2(lines 176 180) the Hoare annotation is: false [2022-11-20 12:18:19,581 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 448) no Hoare annotation was computed. [2022-11-20 12:18:19,581 INFO L899 garLoopResultBuilder]: For program point L441-2(lines 441 448) no Hoare annotation was computed. [2022-11-20 12:18:19,581 INFO L895 garLoopResultBuilder]: At program point L309(line 309) the Hoare annotation is: false [2022-11-20 12:18:19,582 INFO L899 garLoopResultBuilder]: For program point L309-1(line 309) no Hoare annotation was computed. [2022-11-20 12:18:19,582 INFO L899 garLoopResultBuilder]: For program point L342-2(lines 342 343) no Hoare annotation was computed. [2022-11-20 12:18:19,582 INFO L895 garLoopResultBuilder]: At program point L342-3(lines 342 343) the Hoare annotation is: false [2022-11-20 12:18:19,582 INFO L899 garLoopResultBuilder]: For program point L342-4(lines 342 343) no Hoare annotation was computed. [2022-11-20 12:18:19,582 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 83) no Hoare annotation was computed. [2022-11-20 12:18:19,583 INFO L895 garLoopResultBuilder]: At program point L78-1(lines 24 85) the Hoare annotation is: false [2022-11-20 12:18:19,583 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 78 83) no Hoare annotation was computed. [2022-11-20 12:18:19,583 INFO L899 garLoopResultBuilder]: For program point L310(lines 310 317) no Hoare annotation was computed. [2022-11-20 12:18:19,583 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 278) no Hoare annotation was computed. [2022-11-20 12:18:19,583 INFO L895 garLoopResultBuilder]: At program point L310-2(lines 301 318) the Hoare annotation is: false [2022-11-20 12:18:19,584 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 47) no Hoare annotation was computed. [2022-11-20 12:18:19,584 INFO L899 garLoopResultBuilder]: For program point L476-1(lines 476 480) no Hoare annotation was computed. [2022-11-20 12:18:19,584 INFO L895 garLoopResultBuilder]: At program point L476-2(lines 476 480) the Hoare annotation is: false [2022-11-20 12:18:19,584 INFO L899 garLoopResultBuilder]: For program point L476-3(lines 476 480) no Hoare annotation was computed. [2022-11-20 12:18:19,585 INFO L895 garLoopResultBuilder]: At program point L278(line 278) the Hoare annotation is: false [2022-11-20 12:18:19,585 INFO L899 garLoopResultBuilder]: For program point L278-1(line 278) no Hoare annotation was computed. [2022-11-20 12:18:19,585 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 515) no Hoare annotation was computed. [2022-11-20 12:18:19,585 INFO L895 garLoopResultBuilder]: At program point L510-1(lines 409 538) the Hoare annotation is: false [2022-11-20 12:18:19,585 INFO L899 garLoopResultBuilder]: For program point L510-2(lines 510 515) no Hoare annotation was computed. [2022-11-20 12:18:19,586 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 214) no Hoare annotation was computed. [2022-11-20 12:18:19,586 INFO L899 garLoopResultBuilder]: For program point L213-2(lines 213 214) no Hoare annotation was computed. [2022-11-20 12:18:19,586 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 53) no Hoare annotation was computed. [2022-11-20 12:18:19,586 INFO L899 garLoopResultBuilder]: For program point L346-2(lines 346 347) no Hoare annotation was computed. [2022-11-20 12:18:19,586 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 250) no Hoare annotation was computed. [2022-11-20 12:18:19,587 INFO L895 garLoopResultBuilder]: At program point L346-3(lines 346 347) the Hoare annotation is: false [2022-11-20 12:18:19,587 INFO L899 garLoopResultBuilder]: For program point L346-4(lines 346 347) no Hoare annotation was computed. [2022-11-20 12:18:19,587 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 186) no Hoare annotation was computed. [2022-11-20 12:18:19,587 INFO L895 garLoopResultBuilder]: At program point L181-1(lines 174 188) the Hoare annotation is: false [2022-11-20 12:18:19,587 INFO L899 garLoopResultBuilder]: For program point L181-2(lines 181 186) no Hoare annotation was computed. [2022-11-20 12:18:19,588 INFO L899 garLoopResultBuilder]: For program point L49(lines 49 50) no Hoare annotation was computed. [2022-11-20 12:18:19,588 INFO L899 garLoopResultBuilder]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2022-11-20 12:18:19,588 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 250) no Hoare annotation was computed. [2022-11-20 12:18:19,588 INFO L899 garLoopResultBuilder]: For program point L282-1(lines 204 374) no Hoare annotation was computed. [2022-11-20 12:18:19,588 INFO L899 garLoopResultBuilder]: For program point L249-2(lines 204 374) no Hoare annotation was computed. [2022-11-20 12:18:19,589 INFO L895 garLoopResultBuilder]: At program point L84(lines 24 85) the Hoare annotation is: false [2022-11-20 12:18:19,589 INFO L895 garLoopResultBuilder]: At program point L614(lines 614 640) the Hoare annotation is: (and (= (_ +zero 11 53) |ULTIMATE.start_sin_double_~x#1|) (= |ULTIMATE.start_sin_double_#res#1| (_ +zero 11 53))) [2022-11-20 12:18:19,589 INFO L899 garLoopResultBuilder]: For program point L482(lines 482 488) no Hoare annotation was computed. [2022-11-20 12:18:19,589 INFO L899 garLoopResultBuilder]: For program point L416-1(lines 416 420) no Hoare annotation was computed. [2022-11-20 12:18:19,590 INFO L895 garLoopResultBuilder]: At program point L416-2(lines 416 420) the Hoare annotation is: false [2022-11-20 12:18:19,590 INFO L899 garLoopResultBuilder]: For program point L350(line 350) no Hoare annotation was computed. [2022-11-20 12:18:19,590 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 12:18:19,590 INFO L899 garLoopResultBuilder]: For program point L416-3(lines 416 420) no Hoare annotation was computed. [2022-11-20 12:18:19,590 INFO L899 garLoopResultBuilder]: For program point L284-2(lines 284 285) no Hoare annotation was computed. [2022-11-20 12:18:19,591 INFO L895 garLoopResultBuilder]: At program point L284-3(lines 284 285) the Hoare annotation is: false [2022-11-20 12:18:19,591 INFO L899 garLoopResultBuilder]: For program point L284-4(lines 282 299) no Hoare annotation was computed. [2022-11-20 12:18:19,591 INFO L899 garLoopResultBuilder]: For program point L351-2(lines 351 355) no Hoare annotation was computed. [2022-11-20 12:18:19,591 INFO L899 garLoopResultBuilder]: For program point L252(lines 204 374) no Hoare annotation was computed. [2022-11-20 12:18:19,591 INFO L895 garLoopResultBuilder]: At program point L351-3(lines 351 355) the Hoare annotation is: false [2022-11-20 12:18:19,592 INFO L899 garLoopResultBuilder]: For program point L351-4(lines 351 355) no Hoare annotation was computed. [2022-11-20 12:18:19,592 INFO L899 garLoopResultBuilder]: For program point L219-2(lines 219 220) no Hoare annotation was computed. [2022-11-20 12:18:19,592 INFO L895 garLoopResultBuilder]: At program point L219-3(lines 219 220) the Hoare annotation is: false [2022-11-20 12:18:19,592 INFO L899 garLoopResultBuilder]: For program point L219-4(lines 219 220) no Hoare annotation was computed. [2022-11-20 12:18:19,592 INFO L899 garLoopResultBuilder]: For program point L517-1(lines 517 522) no Hoare annotation was computed. [2022-11-20 12:18:19,593 INFO L895 garLoopResultBuilder]: At program point L517-2(lines 517 522) the Hoare annotation is: false [2022-11-20 12:18:19,593 INFO L899 garLoopResultBuilder]: For program point L517-3(lines 517 522) no Hoare annotation was computed. [2022-11-20 12:18:19,593 INFO L899 garLoopResultBuilder]: For program point L220(line 220) no Hoare annotation was computed. [2022-11-20 12:18:19,593 INFO L895 garLoopResultBuilder]: At program point L187(lines 174 188) the Hoare annotation is: false [2022-11-20 12:18:19,594 INFO L899 garLoopResultBuilder]: For program point L220-2(line 220) no Hoare annotation was computed. [2022-11-20 12:18:19,594 INFO L899 garLoopResultBuilder]: For program point L55(lines 55 77) no Hoare annotation was computed. [2022-11-20 12:18:19,594 INFO L899 garLoopResultBuilder]: For program point L617-1(lines 617 621) no Hoare annotation was computed. [2022-11-20 12:18:19,594 INFO L895 garLoopResultBuilder]: At program point L617-2(lines 617 621) the Hoare annotation is: (= (_ +zero 11 53) |ULTIMATE.start_sin_double_~x#1|) [2022-11-20 12:18:19,594 INFO L899 garLoopResultBuilder]: For program point L617-3(lines 617 621) no Hoare annotation was computed. [2022-11-20 12:18:19,595 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 498) no Hoare annotation was computed. [2022-11-20 12:18:19,595 INFO L899 garLoopResultBuilder]: For program point L320(line 320) no Hoare annotation was computed. [2022-11-20 12:18:19,595 INFO L899 garLoopResultBuilder]: For program point L287-1(lines 287 288) no Hoare annotation was computed. [2022-11-20 12:18:19,595 INFO L899 garLoopResultBuilder]: For program point L287-3(lines 287 288) no Hoare annotation was computed. [2022-11-20 12:18:19,595 INFO L895 garLoopResultBuilder]: At program point L287-4(lines 287 288) the Hoare annotation is: false [2022-11-20 12:18:19,595 INFO L899 garLoopResultBuilder]: For program point L287-5(lines 287 288) no Hoare annotation was computed. [2022-11-20 12:18:19,596 INFO L899 garLoopResultBuilder]: For program point L56(lines 56 59) no Hoare annotation was computed. [2022-11-20 12:18:19,596 INFO L899 garLoopResultBuilder]: For program point L321-2(lines 321 324) no Hoare annotation was computed. [2022-11-20 12:18:19,596 INFO L895 garLoopResultBuilder]: At program point L321-3(lines 321 324) the Hoare annotation is: false [2022-11-20 12:18:19,596 INFO L899 garLoopResultBuilder]: For program point L255-2(lines 255 264) no Hoare annotation was computed. [2022-11-20 12:18:19,596 INFO L899 garLoopResultBuilder]: For program point L321-4(lines 321 324) no Hoare annotation was computed. [2022-11-20 12:18:19,597 INFO L899 garLoopResultBuilder]: For program point L222-2(lines 222 226) no Hoare annotation was computed. [2022-11-20 12:18:19,597 INFO L895 garLoopResultBuilder]: At program point L255-3(lines 255 264) the Hoare annotation is: false [2022-11-20 12:18:19,597 INFO L895 garLoopResultBuilder]: At program point L222-3(lines 222 226) the Hoare annotation is: false [2022-11-20 12:18:19,597 INFO L899 garLoopResultBuilder]: For program point L255-4(lines 252 280) no Hoare annotation was computed. [2022-11-20 12:18:19,597 INFO L899 garLoopResultBuilder]: For program point L222-4(lines 222 226) no Hoare annotation was computed. [2022-11-20 12:18:19,598 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 90 94) no Hoare annotation was computed. [2022-11-20 12:18:19,598 INFO L895 garLoopResultBuilder]: At program point L90-2(lines 90 94) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short135#1| (= |ULTIMATE.start_main_~res~0#1| (_ +zero 11 53)) (= (_ +zero 11 53) |ULTIMATE.start_sin_double_~x#1|) (= |ULTIMATE.start_sin_double_#res#1| (_ +zero 11 53)) (= (_ +zero 11 53) |ULTIMATE.start___signbit_double_~x#1|)) [2022-11-20 12:18:19,598 INFO L899 garLoopResultBuilder]: For program point L90-3(lines 90 94) no Hoare annotation was computed. [2022-11-20 12:18:19,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 12:18:19,599 INFO L899 garLoopResultBuilder]: For program point L223-2(lines 223 224) no Hoare annotation was computed. [2022-11-20 12:18:19,599 INFO L895 garLoopResultBuilder]: At program point L223-3(lines 223 224) the Hoare annotation is: false [2022-11-20 12:18:19,599 INFO L899 garLoopResultBuilder]: For program point L223-4(lines 223 224) no Hoare annotation was computed. [2022-11-20 12:18:19,599 INFO L899 garLoopResultBuilder]: For program point L422(lines 422 426) no Hoare annotation was computed. [2022-11-20 12:18:19,599 INFO L899 garLoopResultBuilder]: For program point L356-2(lines 356 360) no Hoare annotation was computed. [2022-11-20 12:18:19,600 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 263) no Hoare annotation was computed. [2022-11-20 12:18:19,600 INFO L895 garLoopResultBuilder]: At program point L356-3(lines 356 360) the Hoare annotation is: false [2022-11-20 12:18:19,600 INFO L899 garLoopResultBuilder]: For program point L290-2(lines 290 295) no Hoare annotation was computed. [2022-11-20 12:18:19,600 INFO L899 garLoopResultBuilder]: For program point L356-4(lines 356 360) no Hoare annotation was computed. [2022-11-20 12:18:19,600 INFO L895 garLoopResultBuilder]: At program point L290-3(lines 290 295) the Hoare annotation is: false [2022-11-20 12:18:19,601 INFO L899 garLoopResultBuilder]: For program point L290-4(lines 290 295) no Hoare annotation was computed. [2022-11-20 12:18:19,601 INFO L899 garLoopResultBuilder]: For program point L654(line 654) no Hoare annotation was computed. [2022-11-20 12:18:19,601 INFO L899 garLoopResultBuilder]: For program point L654-2(lines 654 657) no Hoare annotation was computed. [2022-11-20 12:18:19,601 INFO L899 garLoopResultBuilder]: For program point L258(lines 258 261) no Hoare annotation was computed. [2022-11-20 12:18:19,601 INFO L899 garLoopResultBuilder]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2022-11-20 12:18:19,602 INFO L895 garLoopResultBuilder]: At program point L27-2(lines 27 32) the Hoare annotation is: false [2022-11-20 12:18:19,602 INFO L899 garLoopResultBuilder]: For program point L27-3(lines 27 32) no Hoare annotation was computed. [2022-11-20 12:18:19,602 INFO L899 garLoopResultBuilder]: For program point L655(line 655) no Hoare annotation was computed. [2022-11-20 12:18:19,602 INFO L899 garLoopResultBuilder]: For program point L523-2(lines 523 526) no Hoare annotation was computed. [2022-11-20 12:18:19,602 INFO L895 garLoopResultBuilder]: At program point L523-3(lines 523 526) the Hoare annotation is: false [2022-11-20 12:18:19,603 INFO L899 garLoopResultBuilder]: For program point L523-4(lines 523 526) no Hoare annotation was computed. [2022-11-20 12:18:19,603 INFO L899 garLoopResultBuilder]: For program point L292-2(lines 292 293) no Hoare annotation was computed. [2022-11-20 12:18:19,603 INFO L895 garLoopResultBuilder]: At program point L292-3(lines 292 293) the Hoare annotation is: false [2022-11-20 12:18:19,603 INFO L899 garLoopResultBuilder]: For program point L292-4(lines 292 293) no Hoare annotation was computed. [2022-11-20 12:18:19,603 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 12:18:19,604 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 639) no Hoare annotation was computed. [2022-11-20 12:18:19,604 INFO L899 garLoopResultBuilder]: For program point L458(line 458) no Hoare annotation was computed. [2022-11-20 12:18:19,604 INFO L899 garLoopResultBuilder]: For program point L458-2(lines 458 490) no Hoare annotation was computed. [2022-11-20 12:18:19,604 INFO L899 garLoopResultBuilder]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2022-11-20 12:18:19,604 INFO L895 garLoopResultBuilder]: At program point L326-3(lines 326 330) the Hoare annotation is: false [2022-11-20 12:18:19,605 INFO L899 garLoopResultBuilder]: For program point L326-4(lines 326 330) no Hoare annotation was computed. [2022-11-20 12:18:19,605 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 63) no Hoare annotation was computed. [2022-11-20 12:18:19,605 INFO L895 garLoopResultBuilder]: At program point L624(line 624) the Hoare annotation is: (= (_ +zero 11 53) |ULTIMATE.start_sin_double_~x#1|) [2022-11-20 12:18:19,605 INFO L899 garLoopResultBuilder]: For program point L624-1(line 624) no Hoare annotation was computed. [2022-11-20 12:18:19,605 INFO L899 garLoopResultBuilder]: For program point L492(lines 492 497) no Hoare annotation was computed. [2022-11-20 12:18:19,606 INFO L899 garLoopResultBuilder]: For program point L327-2(lines 327 328) no Hoare annotation was computed. [2022-11-20 12:18:19,606 INFO L895 garLoopResultBuilder]: At program point L327-3(lines 327 328) the Hoare annotation is: false [2022-11-20 12:18:19,606 INFO L899 garLoopResultBuilder]: For program point L327-4(lines 327 328) no Hoare annotation was computed. [2022-11-20 12:18:19,606 INFO L895 garLoopResultBuilder]: At program point L96(lines 87 97) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short135#1| (= (_ bv0 32) |ULTIMATE.start___signbit_double_#res#1|) (= (_ +zero 11 53) |ULTIMATE.start_sin_double_~x#1|)) [2022-11-20 12:18:19,606 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 639) no Hoare annotation was computed. [2022-11-20 12:18:19,607 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 451) no Hoare annotation was computed. [2022-11-20 12:18:19,607 INFO L899 garLoopResultBuilder]: For program point L361-2(lines 361 362) no Hoare annotation was computed. [2022-11-20 12:18:19,607 INFO L895 garLoopResultBuilder]: At program point L361-3(lines 361 362) the Hoare annotation is: false [2022-11-20 12:18:19,607 INFO L899 garLoopResultBuilder]: For program point L361-4(lines 332 372) no Hoare annotation was computed. [2022-11-20 12:18:19,607 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 76) no Hoare annotation was computed. [2022-11-20 12:18:19,608 INFO L902 garLoopResultBuilder]: At program point L659(lines 642 660) the Hoare annotation is: true [2022-11-20 12:18:19,608 INFO L899 garLoopResultBuilder]: For program point L428(lines 428 450) no Hoare annotation was computed. [2022-11-20 12:18:19,608 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 74) no Hoare annotation was computed. [2022-11-20 12:18:19,608 INFO L899 garLoopResultBuilder]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2022-11-20 12:18:19,608 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 12:18:19,609 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 655) no Hoare annotation was computed. [2022-11-20 12:18:19,609 INFO L895 garLoopResultBuilder]: At program point L297(lines 204 374) the Hoare annotation is: false [2022-11-20 12:18:19,609 INFO L899 garLoopResultBuilder]: For program point L231-2(lines 231 235) no Hoare annotation was computed. [2022-11-20 12:18:19,609 INFO L895 garLoopResultBuilder]: At program point L231-3(lines 231 235) the Hoare annotation is: false [2022-11-20 12:18:19,609 INFO L895 garLoopResultBuilder]: At program point L231-4(lines 231 235) the Hoare annotation is: false [2022-11-20 12:18:19,610 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 73) no Hoare annotation was computed. [2022-11-20 12:18:19,610 INFO L899 garLoopResultBuilder]: For program point L529-1(lines 529 530) no Hoare annotation was computed. [2022-11-20 12:18:19,610 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 437) no Hoare annotation was computed. [2022-11-20 12:18:19,610 INFO L895 garLoopResultBuilder]: At program point L529-3(lines 529 530) the Hoare annotation is: false [2022-11-20 12:18:19,610 INFO L899 garLoopResultBuilder]: For program point L529-4(lines 529 530) no Hoare annotation was computed. [2022-11-20 12:18:19,611 INFO L899 garLoopResultBuilder]: For program point L430-2(lines 430 437) no Hoare annotation was computed. [2022-11-20 12:18:19,611 INFO L899 garLoopResultBuilder]: For program point L265-1(lines 252 280) no Hoare annotation was computed. [2022-11-20 12:18:19,611 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 77) no Hoare annotation was computed. [2022-11-20 12:18:19,611 INFO L899 garLoopResultBuilder]: For program point L629(lines 629 638) no Hoare annotation was computed. [2022-11-20 12:18:19,611 INFO L899 garLoopResultBuilder]: For program point L464-1(lines 464 468) no Hoare annotation was computed. [2022-11-20 12:18:19,612 INFO L895 garLoopResultBuilder]: At program point L464-2(lines 464 468) the Hoare annotation is: false [2022-11-20 12:18:19,612 INFO L899 garLoopResultBuilder]: For program point L464-3(lines 464 468) no Hoare annotation was computed. [2022-11-20 12:18:19,612 INFO L895 garLoopResultBuilder]: At program point L332(lines 332 372) the Hoare annotation is: false [2022-11-20 12:18:19,612 INFO L895 garLoopResultBuilder]: At program point L266(lines 266 273) the Hoare annotation is: false [2022-11-20 12:18:19,612 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 54) no Hoare annotation was computed. [2022-11-20 12:18:19,613 INFO L902 garLoopResultBuilder]: At program point __kernel_sinENTRY(lines 592 612) the Hoare annotation is: true [2022-11-20 12:18:19,613 INFO L899 garLoopResultBuilder]: For program point __kernel_sinFINAL(lines 592 612) no Hoare annotation was computed. [2022-11-20 12:18:19,613 INFO L899 garLoopResultBuilder]: For program point L601(lines 601 604) no Hoare annotation was computed. [2022-11-20 12:18:19,613 INFO L899 garLoopResultBuilder]: For program point L601-2(lines 601 604) no Hoare annotation was computed. [2022-11-20 12:18:19,613 INFO L899 garLoopResultBuilder]: For program point L595-1(lines 595 599) no Hoare annotation was computed. [2022-11-20 12:18:19,613 INFO L895 garLoopResultBuilder]: At program point L595-2(lines 595 599) the Hoare annotation is: (= __kernel_sin_~x |__kernel_sin_#in~x|) [2022-11-20 12:18:19,614 INFO L899 garLoopResultBuilder]: For program point L595-3(lines 595 599) no Hoare annotation was computed. [2022-11-20 12:18:19,614 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 611) no Hoare annotation was computed. [2022-11-20 12:18:19,614 INFO L899 garLoopResultBuilder]: For program point __kernel_sinEXIT(lines 592 612) no Hoare annotation was computed. [2022-11-20 12:18:19,614 INFO L899 garLoopResultBuilder]: For program point L602(lines 602 603) no Hoare annotation was computed. [2022-11-20 12:18:19,618 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-20 12:18:19,621 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 12:18:19,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:18:19 BoogieIcfgContainer [2022-11-20 12:18:19,640 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 12:18:19,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:18:19,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:18:19,641 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:18:19,641 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:17:18" (3/4) ... [2022-11-20 12:18:19,645 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 12:18:19,653 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2022-11-20 12:18:19,653 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2022-11-20 12:18:19,654 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cos [2022-11-20 12:18:19,654 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sin [2022-11-20 12:18:19,679 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2022-11-20 12:18:19,695 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-20 12:18:19,696 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 12:18:19,697 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 12:18:19,761 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2022-11-20 12:18:19,761 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~Pluszero~LONGDOUBLE() == x && \result == ~Pluszero~LONGDOUBLE() [2022-11-20 12:18:19,762 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((aux-res == 0.0 && __signbit_double(res) == 0-aux && res == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x [2022-11-20 12:18:19,763 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (aux-res == 0.0 && __signbit_double(res) == 0-aux && 0bv32 == \result) && ~Pluszero~LONGDOUBLE() == x [2022-11-20 12:18:19,907 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 12:18:19,907 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:18:19,908 INFO L158 Benchmark]: Toolchain (without parser) took 120042.20ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 38.3MB in the beginning and 59.4MB in the end (delta: -21.1MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2022-11-20 12:18:19,908 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 69.2MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:18:19,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 917.03ms. Allocated memory is still 69.2MB. Free memory was 38.0MB in the beginning and 32.3MB in the end (delta: 5.8MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2022-11-20 12:18:19,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 176.49ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 32.3MB in the beginning and 73.5MB in the end (delta: -41.2MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2022-11-20 12:18:19,909 INFO L158 Benchmark]: Boogie Preprocessor took 156.34ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 66.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 12:18:19,910 INFO L158 Benchmark]: RCFGBuilder took 57287.74ms. Allocated memory is still 98.6MB. Free memory was 66.1MB in the beginning and 67.8MB in the end (delta: -1.7MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2022-11-20 12:18:19,910 INFO L158 Benchmark]: TraceAbstraction took 61225.84ms. Allocated memory is still 98.6MB. Free memory was 67.2MB in the beginning and 40.3MB in the end (delta: 26.8MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2022-11-20 12:18:19,911 INFO L158 Benchmark]: Witness Printer took 267.13ms. Allocated memory is still 98.6MB. Free memory was 40.3MB in the beginning and 59.4MB in the end (delta: -19.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 12:18:19,912 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 69.2MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 917.03ms. Allocated memory is still 69.2MB. Free memory was 38.0MB in the beginning and 32.3MB in the end (delta: 5.8MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 176.49ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 32.3MB in the beginning and 73.5MB in the end (delta: -41.2MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.34ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 66.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 57287.74ms. Allocated memory is still 98.6MB. Free memory was 66.1MB in the beginning and 67.8MB in the end (delta: -1.7MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * TraceAbstraction took 61225.84ms. Allocated memory is still 98.6MB. Free memory was 67.2MB in the beginning and 40.3MB in the end (delta: 26.8MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Witness Printer took 267.13ms. Allocated memory is still 98.6MB. Free memory was 40.3MB in the beginning and 59.4MB in the end (delta: -19.1MB). Peak memory consumption was 4.2MB. 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: 655]: 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 5 procedures, 258 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 61.1s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 41.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 89 SdHoareTripleChecker+Valid, 36.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 84 mSDsluCounter, 846 SdHoareTripleChecker+Invalid, 35.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 30 IncrementalHoareTripleChecker+Unchecked, 377 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 165 IncrementalHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 469 mSDtfsCounter, 165 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 117 GetRequests, 75 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 8.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=0, InterpolantAutomatonStates: 41, 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, 6 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 164 PreInvPairs, 171 NumberOfFragments, 101 HoareAnnotationTreeSize, 164 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 69 FomulaSimplificationsInter, 27 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 7.0s SatisfiabilityAnalysisTime, 8.6s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 102 ConstructedInterpolants, 12 QuantifiedInterpolants, 400 SizeOfPredicates, 33 NumberOfNonLiveVariables, 1499 ConjunctsInSsa, 60 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: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: (((aux-res == 0.0 && __signbit_double(res) == 0-aux && res == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x && \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (aux-res == 0.0 && __signbit_double(res) == 0-aux && 0bv32 == \result) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 476]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-20 12:18:20,132 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-20 12:18:20,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6719c337-cb3e-4977-bb5c-9eec0977d908/bin/uautomizer-ug76WZFUDN/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