./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 873a52cd9da07923b033dc81bcbee63b58583ce3 .............................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 873a52cd9da07923b033dc81bcbee63b58583ce3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:34:54,673 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:34:54,675 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:34:54,683 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:34:54,684 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:34:54,684 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:34:54,685 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:34:54,686 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:34:54,688 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:34:54,689 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:34:54,689 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:34:54,689 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:34:54,690 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:34:54,691 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:34:54,692 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:34:54,692 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:34:54,693 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:34:54,694 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:34:54,696 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:34:54,697 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:34:54,697 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:34:54,698 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:34:54,700 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:34:54,700 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:34:54,701 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:34:54,701 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:34:54,702 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:34:54,702 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:34:54,703 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:34:54,704 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:34:54,704 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:34:54,704 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:34:54,704 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:34:54,705 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:34:54,705 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:34:54,706 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:34:54,706 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 14:34:54,724 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:34:54,724 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:34:54,725 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:34:54,725 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:34:54,725 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:34:54,725 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:34:54,725 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:34:54,725 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 14:34:54,726 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:34:54,726 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:34:54,726 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 14:34:54,726 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 14:34:54,726 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:34:54,726 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:34:54,728 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:34:54,728 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:34:54,728 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:34:54,728 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:34:54,728 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:34:54,728 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:34:54,728 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:34:54,729 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:34:54,729 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:34:54,729 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:34:54,729 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:34:54,729 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:34:54,729 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:34:54,729 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:34:54,729 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:34:54,729 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:34:54,730 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:34:54,730 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:34:54,730 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:34:54,730 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 14:34:54,730 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:34:54,730 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:34:54,730 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 14:34:54,730 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2018-11-18 14:34:54,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:34:54,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:34:54,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:34:54,774 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:34:54,774 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:34:54,775 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-11-18 14:34:54,821 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/data/9c0c9b89c/fddf30d512b94ae39ea2605b6a43f86d/FLAGae23771ce [2018-11-18 14:34:55,288 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:34:55,289 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-11-18 14:34:55,303 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/data/9c0c9b89c/fddf30d512b94ae39ea2605b6a43f86d/FLAGae23771ce [2018-11-18 14:34:55,584 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/data/9c0c9b89c/fddf30d512b94ae39ea2605b6a43f86d [2018-11-18 14:34:55,587 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:34:55,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:34:55,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:34:55,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:34:55,592 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:34:55,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:34:55" (1/1) ... [2018-11-18 14:34:55,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca58c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:55, skipping insertion in model container [2018-11-18 14:34:55,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:34:55" (1/1) ... [2018-11-18 14:34:55,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:34:55,664 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:34:56,164 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:838) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1298) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1302) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:994) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2129) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:661) 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:2129) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2129) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2129) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1464) 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:959) 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:1324) 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:3277) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:535) 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:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 14:34:56,167 INFO L168 Benchmark]: Toolchain (without parser) took 579.55 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 942.8 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:34:56,171 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:34:56,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.50 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 942.8 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:34:56,173 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 577.50 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 942.8 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:838) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 14:34:57,628 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:34:57,629 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:34:57,639 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:34:57,639 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:34:57,640 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:34:57,641 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:34:57,642 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:34:57,644 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:34:57,645 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:34:57,645 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:34:57,645 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:34:57,646 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:34:57,647 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:34:57,648 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:34:57,649 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:34:57,649 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:34:57,650 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:34:57,652 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:34:57,653 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:34:57,654 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:34:57,655 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:34:57,657 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:34:57,657 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:34:57,657 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:34:57,658 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:34:57,661 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:34:57,662 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:34:57,662 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:34:57,665 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:34:57,665 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:34:57,666 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:34:57,666 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:34:57,666 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:34:57,667 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:34:57,667 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:34:57,667 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 14:34:57,688 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:34:57,688 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:34:57,689 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:34:57,689 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:34:57,689 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:34:57,689 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:34:57,689 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:34:57,690 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:34:57,690 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:34:57,690 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:34:57,690 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:34:57,690 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:34:57,691 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:34:57,691 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:34:57,691 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:34:57,691 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:34:57,691 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:34:57,691 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 14:34:57,691 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 14:34:57,691 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:34:57,692 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:34:57,692 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:34:57,692 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:34:57,692 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:34:57,692 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:34:57,692 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:34:57,692 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:34:57,693 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:34:57,693 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:34:57,693 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:34:57,693 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:34:57,693 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 14:34:57,693 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:34:57,693 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 14:34:57,693 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 14:34:57,694 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2018-11-18 14:34:57,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:34:57,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:34:57,757 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:34:57,758 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:34:57,759 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:34:57,759 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-11-18 14:34:57,804 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/data/2497855ff/a4566d2fae7e45e4a7884f6de0f37910/FLAG3945afc67 [2018-11-18 14:34:58,245 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:34:58,246 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-11-18 14:34:58,263 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/data/2497855ff/a4566d2fae7e45e4a7884f6de0f37910/FLAG3945afc67 [2018-11-18 14:34:58,280 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/data/2497855ff/a4566d2fae7e45e4a7884f6de0f37910 [2018-11-18 14:34:58,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:34:58,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:34:58,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:34:58,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:34:58,287 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:34:58,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:34:58" (1/1) ... [2018-11-18 14:34:58,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e6f42d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:58, skipping insertion in model container [2018-11-18 14:34:58,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:34:58" (1/1) ... [2018-11-18 14:34:58,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:34:58,350 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:34:58,798 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:34:58,802 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:34:58,869 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:34:59,061 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:34:59,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59 WrapperNode [2018-11-18 14:34:59,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:34:59,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:34:59,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:34:59,062 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:34:59,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59" (1/1) ... [2018-11-18 14:34:59,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59" (1/1) ... [2018-11-18 14:34:59,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:34:59,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:34:59,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:34:59,143 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:34:59,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59" (1/1) ... [2018-11-18 14:34:59,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59" (1/1) ... [2018-11-18 14:34:59,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59" (1/1) ... [2018-11-18 14:34:59,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59" (1/1) ... [2018-11-18 14:34:59,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59" (1/1) ... [2018-11-18 14:34:59,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59" (1/1) ... [2018-11-18 14:34:59,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59" (1/1) ... [2018-11-18 14:34:59,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:34:59,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:34:59,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:34:59,169 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:34:59,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:34:59,208 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:34:59,209 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:34:59,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:34:59,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:34:59,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:34:59,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:35:00,199 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:35:00,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:35:00 BoogieIcfgContainer [2018-11-18 14:35:00,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:35:00,201 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:35:00,201 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:35:00,203 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:35:00,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:34:58" (1/3) ... [2018-11-18 14:35:00,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60ffe810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:35:00, skipping insertion in model container [2018-11-18 14:35:00,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:34:59" (2/3) ... [2018-11-18 14:35:00,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60ffe810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:35:00, skipping insertion in model container [2018-11-18 14:35:00,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:35:00" (3/3) ... [2018-11-18 14:35:00,206 INFO L112 eAbstractionObserver]: Analyzing ICFG float-flags-simp1_true-unreach-call.i [2018-11-18 14:35:00,212 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:35:00,217 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 38 error locations. [2018-11-18 14:35:00,226 INFO L257 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2018-11-18 14:35:00,244 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:35:00,244 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:35:00,245 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:35:00,245 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:35:00,245 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:35:00,245 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:35:00,245 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:35:00,245 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:35:00,245 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:35:00,259 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states. [2018-11-18 14:35:00,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 14:35:00,263 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:35:00,264 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:35:00,266 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:35:00,270 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:35:00,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1118951910, now seen corresponding path program 1 times [2018-11-18 14:35:00,273 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 14:35:00,274 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-18 14:35:00,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:35:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:35:00,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:35:00,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:35:00,324 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 14:35:00,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:35:00,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:35:00,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:35:00,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:35:00,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:35:00,349 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 2 states. [2018-11-18 14:35:00,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:35:00,366 INFO L93 Difference]: Finished difference Result 166 states and 239 transitions. [2018-11-18 14:35:00,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:35:00,367 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 7 [2018-11-18 14:35:00,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:35:00,373 INFO L225 Difference]: With dead ends: 166 [2018-11-18 14:35:00,373 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:35:00,376 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:35:00,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:35:00,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:35:00,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:35:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:35:00,396 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2018-11-18 14:35:00,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:35:00,396 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:35:00,396 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:35:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:35:00,397 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:35:00,401 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:35:00,448 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-18 14:35:00,449 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:35:00,449 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:35:00,449 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 14:35:00,449 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:35:00,449 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:35:00,449 INFO L425 ceAbstractionStarter]: For program point L993(line 993) no Hoare annotation was computed. [2018-11-18 14:35:00,449 INFO L425 ceAbstractionStarter]: For program point L960(line 960) no Hoare annotation was computed. [2018-11-18 14:35:00,450 INFO L425 ceAbstractionStarter]: For program point L960-1(line 960) no Hoare annotation was computed. [2018-11-18 14:35:00,450 INFO L425 ceAbstractionStarter]: For program point L993-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,450 INFO L425 ceAbstractionStarter]: For program point L960-3(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,450 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 952 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,450 INFO L425 ceAbstractionStarter]: For program point L977(line 977) no Hoare annotation was computed. [2018-11-18 14:35:00,450 INFO L425 ceAbstractionStarter]: For program point L977-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,450 INFO L425 ceAbstractionStarter]: For program point L994(line 994) no Hoare annotation was computed. [2018-11-18 14:35:00,450 INFO L425 ceAbstractionStarter]: For program point L961(line 961) no Hoare annotation was computed. [2018-11-18 14:35:00,450 INFO L425 ceAbstractionStarter]: For program point L994-2(line 994) no Hoare annotation was computed. [2018-11-18 14:35:00,451 INFO L425 ceAbstractionStarter]: For program point L961-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,457 INFO L425 ceAbstractionStarter]: For program point mainErr21ASSERT_VIOLATIONERROR_FUNCTION(line 988) no Hoare annotation was computed. [2018-11-18 14:35:00,458 INFO L425 ceAbstractionStarter]: For program point L978(line 978) no Hoare annotation was computed. [2018-11-18 14:35:00,458 INFO L425 ceAbstractionStarter]: For program point L978-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,458 INFO L425 ceAbstractionStarter]: For program point mainErr18ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2018-11-18 14:35:00,458 INFO L425 ceAbstractionStarter]: For program point L962(line 962) no Hoare annotation was computed. [2018-11-18 14:35:00,458 INFO L425 ceAbstractionStarter]: For program point L962-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,458 INFO L425 ceAbstractionStarter]: For program point mainErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2018-11-18 14:35:00,458 INFO L425 ceAbstractionStarter]: For program point L979(line 979) no Hoare annotation was computed. [2018-11-18 14:35:00,458 INFO L425 ceAbstractionStarter]: For program point mainErr27ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2018-11-18 14:35:00,458 INFO L425 ceAbstractionStarter]: For program point L979-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,459 INFO L425 ceAbstractionStarter]: For program point mainErr22ASSERT_VIOLATIONERROR_FUNCTION(line 989) no Hoare annotation was computed. [2018-11-18 14:35:00,459 INFO L425 ceAbstractionStarter]: For program point mainErr20ASSERT_VIOLATIONERROR_FUNCTION(line 987) no Hoare annotation was computed. [2018-11-18 14:35:00,459 INFO L425 ceAbstractionStarter]: For program point mainErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1001) no Hoare annotation was computed. [2018-11-18 14:35:00,459 INFO L425 ceAbstractionStarter]: For program point L997(line 997) no Hoare annotation was computed. [2018-11-18 14:35:00,459 INFO L425 ceAbstractionStarter]: For program point L964(line 964) no Hoare annotation was computed. [2018-11-18 14:35:00,459 INFO L425 ceAbstractionStarter]: For program point L997-1(line 997) no Hoare annotation was computed. [2018-11-18 14:35:00,459 INFO L425 ceAbstractionStarter]: For program point L964-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,459 INFO L425 ceAbstractionStarter]: For program point L997-3(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,459 INFO L425 ceAbstractionStarter]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 961) no Hoare annotation was computed. [2018-11-18 14:35:00,460 INFO L425 ceAbstractionStarter]: For program point mainErr12ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2018-11-18 14:35:00,460 INFO L425 ceAbstractionStarter]: For program point L998(line 998) no Hoare annotation was computed. [2018-11-18 14:35:00,460 INFO L425 ceAbstractionStarter]: For program point L965(line 965) no Hoare annotation was computed. [2018-11-18 14:35:00,460 INFO L425 ceAbstractionStarter]: For program point L998-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,460 INFO L425 ceAbstractionStarter]: For program point L965-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,460 INFO L425 ceAbstractionStarter]: For program point mainErr17ASSERT_VIOLATIONERROR_FUNCTION(line 984) no Hoare annotation was computed. [2018-11-18 14:35:00,460 INFO L425 ceAbstractionStarter]: For program point mainErr26ASSERT_VIOLATIONERROR_FUNCTION(line 997) no Hoare annotation was computed. [2018-11-18 14:35:00,460 INFO L425 ceAbstractionStarter]: For program point L982(line 982) no Hoare annotation was computed. [2018-11-18 14:35:00,460 INFO L425 ceAbstractionStarter]: For program point L982-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,460 INFO L425 ceAbstractionStarter]: For program point mainErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1006) no Hoare annotation was computed. [2018-11-18 14:35:00,461 INFO L425 ceAbstractionStarter]: For program point mainErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1002) no Hoare annotation was computed. [2018-11-18 14:35:00,461 INFO L425 ceAbstractionStarter]: For program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2018-11-18 14:35:00,461 INFO L425 ceAbstractionStarter]: For program point mainErr16ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2018-11-18 14:35:00,461 INFO L425 ceAbstractionStarter]: For program point mainErr25ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2018-11-18 14:35:00,461 INFO L425 ceAbstractionStarter]: For program point L999(line 999) no Hoare annotation was computed. [2018-11-18 14:35:00,461 INFO L425 ceAbstractionStarter]: For program point L999-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,461 INFO L425 ceAbstractionStarter]: For program point mainErr14ASSERT_VIOLATIONERROR_FUNCTION(line 979) no Hoare annotation was computed. [2018-11-18 14:35:00,461 INFO L425 ceAbstractionStarter]: For program point L983(line 983) no Hoare annotation was computed. [2018-11-18 14:35:00,461 INFO L425 ceAbstractionStarter]: For program point L983-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,461 INFO L425 ceAbstractionStarter]: For program point mainErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1000) no Hoare annotation was computed. [2018-11-18 14:35:00,462 INFO L425 ceAbstractionStarter]: For program point mainErr23ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2018-11-18 14:35:00,462 INFO L425 ceAbstractionStarter]: For program point mainErr13ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2018-11-18 14:35:00,462 INFO L425 ceAbstractionStarter]: For program point L1000(line 1000) no Hoare annotation was computed. [2018-11-18 14:35:00,462 INFO L425 ceAbstractionStarter]: For program point L1000-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,462 INFO L425 ceAbstractionStarter]: For program point L984(line 984) no Hoare annotation was computed. [2018-11-18 14:35:00,462 INFO L425 ceAbstractionStarter]: For program point mainErr36ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2018-11-18 14:35:00,462 INFO L425 ceAbstractionStarter]: For program point L984-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,462 INFO L425 ceAbstractionStarter]: For program point L1001(line 1001) no Hoare annotation was computed. [2018-11-18 14:35:00,462 INFO L425 ceAbstractionStarter]: For program point L968(line 968) no Hoare annotation was computed. [2018-11-18 14:35:00,462 INFO L425 ceAbstractionStarter]: For program point mainErr19ASSERT_VIOLATIONERROR_FUNCTION(line 986) no Hoare annotation was computed. [2018-11-18 14:35:00,463 INFO L425 ceAbstractionStarter]: For program point L1001-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,463 INFO L425 ceAbstractionStarter]: For program point L968-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,463 INFO L425 ceAbstractionStarter]: For program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 962) no Hoare annotation was computed. [2018-11-18 14:35:00,463 INFO L425 ceAbstractionStarter]: For program point L985(line 985) no Hoare annotation was computed. [2018-11-18 14:35:00,463 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 960) no Hoare annotation was computed. [2018-11-18 14:35:00,463 INFO L425 ceAbstractionStarter]: For program point L985-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,463 INFO L425 ceAbstractionStarter]: For program point mainErr8ASSERT_VIOLATIONERROR_FUNCTION(line 971) no Hoare annotation was computed. [2018-11-18 14:35:00,463 INFO L425 ceAbstractionStarter]: For program point L1002(line 1002) no Hoare annotation was computed. [2018-11-18 14:35:00,463 INFO L425 ceAbstractionStarter]: For program point L969(line 969) no Hoare annotation was computed. [2018-11-18 14:35:00,463 INFO L425 ceAbstractionStarter]: For program point L1002-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,464 INFO L425 ceAbstractionStarter]: For program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 969) no Hoare annotation was computed. [2018-11-18 14:35:00,464 INFO L425 ceAbstractionStarter]: For program point L969-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,464 INFO L425 ceAbstractionStarter]: For program point mainErr28ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2018-11-18 14:35:00,464 INFO L425 ceAbstractionStarter]: For program point L986(line 986) no Hoare annotation was computed. [2018-11-18 14:35:00,464 INFO L425 ceAbstractionStarter]: For program point L986-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,464 INFO L425 ceAbstractionStarter]: For program point L1003(line 1003) no Hoare annotation was computed. [2018-11-18 14:35:00,464 INFO L425 ceAbstractionStarter]: For program point L970(line 970) no Hoare annotation was computed. [2018-11-18 14:35:00,464 INFO L425 ceAbstractionStarter]: For program point L1003-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,464 INFO L425 ceAbstractionStarter]: For program point L970-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,464 INFO L425 ceAbstractionStarter]: For program point mainErr37ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2018-11-18 14:35:00,464 INFO L425 ceAbstractionStarter]: For program point mainErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1003) no Hoare annotation was computed. [2018-11-18 14:35:00,465 INFO L425 ceAbstractionStarter]: For program point L987(line 987) no Hoare annotation was computed. [2018-11-18 14:35:00,465 INFO L425 ceAbstractionStarter]: For program point L987-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,465 INFO L425 ceAbstractionStarter]: For program point mainErr24ASSERT_VIOLATIONERROR_FUNCTION(line 993) no Hoare annotation was computed. [2018-11-18 14:35:00,465 INFO L425 ceAbstractionStarter]: For program point L1004(line 1004) no Hoare annotation was computed. [2018-11-18 14:35:00,465 INFO L425 ceAbstractionStarter]: For program point L971(line 971) no Hoare annotation was computed. [2018-11-18 14:35:00,465 INFO L425 ceAbstractionStarter]: For program point L1004-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,465 INFO L425 ceAbstractionStarter]: For program point L971-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,465 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 952 1011) the Hoare annotation is: true [2018-11-18 14:35:00,465 INFO L425 ceAbstractionStarter]: For program point L988(line 988) no Hoare annotation was computed. [2018-11-18 14:35:00,465 INFO L425 ceAbstractionStarter]: For program point L988-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,465 INFO L425 ceAbstractionStarter]: For program point mainErr9ASSERT_VIOLATIONERROR_FUNCTION(line 972) no Hoare annotation was computed. [2018-11-18 14:35:00,466 INFO L425 ceAbstractionStarter]: For program point L1005(line 1005) no Hoare annotation was computed. [2018-11-18 14:35:00,466 INFO L425 ceAbstractionStarter]: For program point L972(line 972) no Hoare annotation was computed. [2018-11-18 14:35:00,466 INFO L425 ceAbstractionStarter]: For program point L1005-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,466 INFO L425 ceAbstractionStarter]: For program point L972-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,466 INFO L425 ceAbstractionStarter]: For program point mainErr7ASSERT_VIOLATIONERROR_FUNCTION(line 970) no Hoare annotation was computed. [2018-11-18 14:35:00,466 INFO L425 ceAbstractionStarter]: For program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 965) no Hoare annotation was computed. [2018-11-18 14:35:00,466 INFO L425 ceAbstractionStarter]: For program point L989(line 989) no Hoare annotation was computed. [2018-11-18 14:35:00,466 INFO L425 ceAbstractionStarter]: For program point L989-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,466 INFO L425 ceAbstractionStarter]: For program point mainErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2018-11-18 14:35:00,466 INFO L425 ceAbstractionStarter]: For program point L1006(line 1006) no Hoare annotation was computed. [2018-11-18 14:35:00,466 INFO L425 ceAbstractionStarter]: For program point L1006-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,467 INFO L425 ceAbstractionStarter]: For program point L990(line 990) no Hoare annotation was computed. [2018-11-18 14:35:00,467 INFO L425 ceAbstractionStarter]: For program point L990-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,467 INFO L425 ceAbstractionStarter]: For program point L1007(line 1007) no Hoare annotation was computed. [2018-11-18 14:35:00,467 INFO L425 ceAbstractionStarter]: For program point L1007-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,467 INFO L425 ceAbstractionStarter]: For program point mainErr10ASSERT_VIOLATIONERROR_FUNCTION(line 975) no Hoare annotation was computed. [2018-11-18 14:35:00,467 INFO L425 ceAbstractionStarter]: For program point L1008(line 1008) no Hoare annotation was computed. [2018-11-18 14:35:00,467 INFO L425 ceAbstractionStarter]: For program point L975(line 975) no Hoare annotation was computed. [2018-11-18 14:35:00,467 INFO L425 ceAbstractionStarter]: For program point L1008-2(lines 952 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,467 INFO L425 ceAbstractionStarter]: For program point L975-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,467 INFO L425 ceAbstractionStarter]: For program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 968) no Hoare annotation was computed. [2018-11-18 14:35:00,467 INFO L425 ceAbstractionStarter]: For program point mainErr11ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2018-11-18 14:35:00,468 INFO L425 ceAbstractionStarter]: For program point mainErr15ASSERT_VIOLATIONERROR_FUNCTION(line 982) no Hoare annotation was computed. [2018-11-18 14:35:00,468 INFO L425 ceAbstractionStarter]: For program point L976(line 976) no Hoare annotation was computed. [2018-11-18 14:35:00,468 INFO L425 ceAbstractionStarter]: For program point L976-2(lines 953 1011) no Hoare annotation was computed. [2018-11-18 14:35:00,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:35:00 BoogieIcfgContainer [2018-11-18 14:35:00,471 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:35:00,471 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:35:00,471 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:35:00,471 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:35:00,475 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:35:00" (3/4) ... [2018-11-18 14:35:00,478 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:35:00,485 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:35:00,486 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:35:00,491 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-18 14:35:00,492 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 14:35:00,492 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 14:35:00,554 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b6c17206-2c9b-47a2-a158-b7c6bf36e0fb/bin-2019/utaipan/witness.graphml [2018-11-18 14:35:00,554 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:35:00,555 INFO L168 Benchmark]: Toolchain (without parser) took 2272.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -117.3 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,556 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:35:00,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.09 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 820.4 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 820.4 MB in the beginning and 1.1 GB in the end (delta: -314.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,557 INFO L168 Benchmark]: Boogie Preprocessor took 25.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:35:00,557 INFO L168 Benchmark]: RCFGBuilder took 1031.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,558 INFO L168 Benchmark]: TraceAbstraction took 270.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,558 INFO L168 Benchmark]: Witness Printer took 83.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:35:00,559 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 777.09 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 820.4 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 820.4 MB in the beginning and 1.1 GB in the end (delta: -314.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1031.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 270.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. * Witness Printer took 83.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 994]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 983]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 969]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1001]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 989]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 998]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 961]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 975]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 960]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 990]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 978]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 971]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 962]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 993]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 985]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 987]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 984]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1005]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 970]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 972]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1007]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 965]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1002]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 986]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 997]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1006]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1003]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1008]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 977]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 982]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 999]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 968]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1004]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1000]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 988]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 979]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 38 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 124 locations, 38 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 47 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=124occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 4 NumberOfFragments, 4 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 13 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...