./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer --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 0b6fc5dd45f61ab6cdfdd7b291c72a1d8b97c284 ....................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer --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 0b6fc5dd45f61ab6cdfdd7b291c72a1d8b97c284 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:21:09,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:21:09,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:21:10,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:21:10,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:21:10,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:21:10,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:21:10,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:21:10,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:21:10,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:21:10,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:21:10,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:21:10,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:21:10,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:21:10,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:21:10,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:21:10,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:21:10,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:21:10,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:21:10,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:21:10,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:21:10,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:21:10,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:21:10,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:21:10,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:21:10,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:21:10,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:21:10,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:21:10,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:21:10,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:21:10,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:21:10,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:21:10,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:21:10,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:21:10,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:21:10,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:21:10,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:21:10,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:21:10,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:21:10,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:21:10,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:21:10,096 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 20:21:10,120 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:21:10,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:21:10,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:21:10,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:21:10,122 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:21:10,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:21:10,123 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:21:10,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:21:10,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:21:10,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:21:10,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:21:10,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:21:10,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:21:10,124 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:21:10,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:21:10,125 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:21:10,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:21:10,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:21:10,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:21:10,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:21:10,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:21:10,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:21:10,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:21:10,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:21:10,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:21:10,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:21:10,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:21:10,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:21:10,127 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:21:10,127 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-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b6fc5dd45f61ab6cdfdd7b291c72a1d8b97c284 [2020-11-29 20:21:10,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:21:10,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:21:10,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:21:10,432 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:21:10,434 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:21:10,436 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2020-11-29 20:21:10,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/data/b251afaf0/5590b8327faa40d9851d46f31710fa82/FLAGbd90d3da0 [2020-11-29 20:21:11,096 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:21:11,097 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2020-11-29 20:21:11,112 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/data/b251afaf0/5590b8327faa40d9851d46f31710fa82/FLAGbd90d3da0 [2020-11-29 20:21:11,358 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/data/b251afaf0/5590b8327faa40d9851d46f31710fa82 [2020-11-29 20:21:11,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:21:11,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:21:11,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:21:11,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:21:11,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:21:11,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:21:11" (1/1) ... [2020-11-29 20:21:11,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56229794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:11, skipping insertion in model container [2020-11-29 20:21:11,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:21:11" (1/1) ... [2020-11-29 20:21:11,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:21:11,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:21:12,090 FATAL L? ?]: 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: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1690) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) 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:1080) 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:2342) 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:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) 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:1352) 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:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-11-29 20:21:12,096 INFO L168 Benchmark]: Toolchain (without parser) took 731.67 ms. Allocated memory is still 96.5 MB. Free memory was 57.4 MB in the beginning and 70.3 MB in the end (delta: -13.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:21:12,098 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory was 75.8 MB in the beginning and 75.7 MB in the end (delta: 57.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:21:12,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.54 ms. Allocated memory is still 96.5 MB. Free memory was 57.2 MB in the beginning and 70.3 MB in the end (delta: -13.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:21:12,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory was 75.8 MB in the beginning and 75.7 MB in the end (delta: 57.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 725.54 ms. Allocated memory is still 96.5 MB. Free memory was 57.2 MB in the beginning and 70.3 MB in the end (delta: -13.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:21:14,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:21:14,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:21:14,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:21:14,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:21:14,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:21:14,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:21:14,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:21:14,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:21:14,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:21:14,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:21:14,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:21:14,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:21:14,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:21:14,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:21:14,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:21:14,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:21:14,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:21:14,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:21:14,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:21:14,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:21:14,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:21:14,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:21:14,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:21:14,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:21:14,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:21:14,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:21:14,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:21:14,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:21:14,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:21:14,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:21:14,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:21:14,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:21:14,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:21:14,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:21:14,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:21:14,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:21:14,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:21:14,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:21:14,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:21:14,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:21:14,481 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-11-29 20:21:14,528 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:21:14,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:21:14,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:21:14,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:21:14,532 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:21:14,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:21:14,533 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:21:14,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:21:14,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:21:14,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:21:14,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:21:14,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:21:14,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 20:21:14,535 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 20:21:14,535 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:21:14,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:21:14,535 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:21:14,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:21:14,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:21:14,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:21:14,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:21:14,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:21:14,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:21:14,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:21:14,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:21:14,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:21:14,537 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 20:21:14,537 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 20:21:14,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:21:14,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:21:14,538 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:21:14,538 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-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b6fc5dd45f61ab6cdfdd7b291c72a1d8b97c284 [2020-11-29 20:21:14,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:21:14,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:21:14,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:21:14,942 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:21:14,943 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:21:14,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2020-11-29 20:21:15,018 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/data/9e8606c9b/1eaf73a8414c41cfb91b805f77170edb/FLAG560be2705 [2020-11-29 20:21:15,757 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:21:15,757 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2020-11-29 20:21:15,778 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/data/9e8606c9b/1eaf73a8414c41cfb91b805f77170edb/FLAG560be2705 [2020-11-29 20:21:15,983 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/data/9e8606c9b/1eaf73a8414c41cfb91b805f77170edb [2020-11-29 20:21:15,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:21:15,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:21:15,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:21:15,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:21:16,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:21:16,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:21:15" (1/1) ... [2020-11-29 20:21:16,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56306806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:16, skipping insertion in model container [2020-11-29 20:21:16,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:21:15" (1/1) ... [2020-11-29 20:21:16,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:21:16,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:21:16,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:21:16,727 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:21:16,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:21:17,164 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:21:17,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17 WrapperNode [2020-11-29 20:21:17,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:21:17,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:21:17,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:21:17,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:21:17,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17" (1/1) ... [2020-11-29 20:21:17,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17" (1/1) ... [2020-11-29 20:21:17,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:21:17,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:21:17,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:21:17,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:21:17,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17" (1/1) ... [2020-11-29 20:21:17,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17" (1/1) ... [2020-11-29 20:21:17,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17" (1/1) ... [2020-11-29 20:21:17,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17" (1/1) ... [2020-11-29 20:21:17,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17" (1/1) ... [2020-11-29 20:21:17,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17" (1/1) ... [2020-11-29 20:21:17,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17" (1/1) ... [2020-11-29 20:21:17,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:21:17,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:21:17,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:21:17,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:21:17,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/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 [2020-11-29 20:21:17,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 20:21:17,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:21:17,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:21:17,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:21:19,549 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:21:19,549 INFO L298 CfgBuilder]: Removed 80 assume(true) statements. [2020-11-29 20:21:19,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:21:19 BoogieIcfgContainer [2020-11-29 20:21:19,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:21:19,552 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 20:21:19,552 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 20:21:19,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 20:21:19,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 08:21:15" (1/3) ... [2020-11-29 20:21:19,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f3c6d7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:21:19, skipping insertion in model container [2020-11-29 20:21:19,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:17" (2/3) ... [2020-11-29 20:21:19,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f3c6d7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:21:19, skipping insertion in model container [2020-11-29 20:21:19,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:21:19" (3/3) ... [2020-11-29 20:21:19,559 INFO L111 eAbstractionObserver]: Analyzing ICFG float-no-simp2.i [2020-11-29 20:21:19,569 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 20:21:19,575 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 36 error locations. [2020-11-29 20:21:19,587 INFO L253 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2020-11-29 20:21:19,620 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 20:21:19,620 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 20:21:19,621 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 20:21:19,621 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:21:19,621 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:21:19,621 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 20:21:19,621 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:21:19,621 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 20:21:19,661 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2020-11-29 20:21:19,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 20:21:19,666 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:21:19,666 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:21:19,667 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:21:19,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:21:19,673 INFO L82 PathProgramCache]: Analyzing trace with hash -594068727, now seen corresponding path program 1 times [2020-11-29 20:21:19,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 20:21:19,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [221931756] [2020-11-29 20:21:19,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/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 [2020-11-29 20:21:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:21:19,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-29 20:21:19,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:21:19,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:21:19,790 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 20:21:19,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:21:19,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [221931756] [2020-11-29 20:21:19,798 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:21:19,798 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-29 20:21:19,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349518378] [2020-11-29 20:21:19,803 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 20:21:19,804 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 20:21:19,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 20:21:19,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 20:21:19,828 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 2 states. [2020-11-29 20:21:19,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:21:19,857 INFO L93 Difference]: Finished difference Result 249 states and 364 transitions. [2020-11-29 20:21:19,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 20:21:19,859 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2020-11-29 20:21:19,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:21:19,867 INFO L225 Difference]: With dead ends: 249 [2020-11-29 20:21:19,867 INFO L226 Difference]: Without dead ends: 43 [2020-11-29 20:21:19,870 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 20:21:19,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-11-29 20:21:19,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-11-29 20:21:19,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-11-29 20:21:19,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 42 transitions. [2020-11-29 20:21:19,914 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 42 transitions. Word has length 9 [2020-11-29 20:21:19,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:21:19,914 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 42 transitions. [2020-11-29 20:21:19,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 20:21:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 42 transitions. [2020-11-29 20:21:19,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 20:21:19,915 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:21:19,915 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:21:20,118 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-29 20:21:20,120 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:21:20,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:21:20,123 INFO L82 PathProgramCache]: Analyzing trace with hash -1988011892, now seen corresponding path program 1 times [2020-11-29 20:21:20,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 20:21:20,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1315917197] [2020-11-29 20:21:20,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-29 20:21:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:21:21,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-29 20:21:21,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:21:21,159 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 20:21:21,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:21:21,295 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 20:21:21,549 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-29 20:21:21,551 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-11-29 20:21:21,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:21:21,583 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1315917197] [2020-11-29 20:21:21,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:21:21,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2020-11-29 20:21:21,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207982818] [2020-11-29 20:21:21,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-29 20:21:21,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 20:21:21,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-29 20:21:21,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-11-29 20:21:21,587 INFO L87 Difference]: Start difference. First operand 43 states and 42 transitions. Second operand 9 states. [2020-11-29 20:21:26,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:21:26,553 INFO L93 Difference]: Finished difference Result 43 states and 42 transitions. [2020-11-29 20:21:26,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-29 20:21:26,578 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 10 [2020-11-29 20:21:26,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:21:26,579 INFO L225 Difference]: With dead ends: 43 [2020-11-29 20:21:26,579 INFO L226 Difference]: Without dead ends: 28 [2020-11-29 20:21:26,580 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2020-11-29 20:21:26,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2020-11-29 20:21:26,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2020-11-29 20:21:26,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-11-29 20:21:26,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 27 transitions. [2020-11-29 20:21:26,583 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 27 transitions. Word has length 10 [2020-11-29 20:21:26,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:21:26,584 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 27 transitions. [2020-11-29 20:21:26,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-29 20:21:26,584 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 27 transitions. [2020-11-29 20:21:26,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 20:21:26,585 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:21:26,585 INFO L422 BasicCegarLoop]: 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, 1, 1, 1] [2020-11-29 20:21:26,790 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-29 20:21:26,791 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:21:26,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:21:26,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1094029324, now seen corresponding path program 1 times [2020-11-29 20:21:26,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 20:21:26,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [674508389] [2020-11-29 20:21:26,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-29 20:21:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:21:28,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 20:21:28,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:21:34,385 WARN L838 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)) (not (fp.eq (fp.div roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ULTIMATE.start_main_~f~0)))) is different from false [2020-11-29 20:21:36,402 WARN L860 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)) (not (fp.eq (fp.div roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ULTIMATE.start_main_~f~0)))) is different from true [2020-11-29 20:21:40,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:21:40,464 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 20:21:46,799 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-11-29 20:21:49,094 WARN L860 $PredicateComparison]: unable to prove that (or (fp.eq (fp.div c_currentRoundingMode c_ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) c_ULTIMATE.start_main_~f~0) (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode c_ULTIMATE.start_main_~f~0 .cse0) .cse0)))) is different from true [2020-11-29 20:21:51,137 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0))))) is different from false [2020-11-29 20:21:53,161 WARN L860 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0))))) is different from true [2020-11-29 20:21:53,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:21:53,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [674508389] [2020-11-29 20:21:53,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:21:53,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 8 [2020-11-29 20:21:53,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97598828] [2020-11-29 20:21:53,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-29 20:21:53,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 20:21:53,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-29 20:21:53,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=17, Unknown=7, NotChecked=30, Total=72 [2020-11-29 20:21:53,183 INFO L87 Difference]: Start difference. First operand 28 states and 27 transitions. Second operand 9 states. [2020-11-29 20:21:55,725 WARN L838 $PredicateComparison]: unable to prove that (and (= c_currentRoundingMode roundNearestTiesToEven) (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0)))))) is different from false [2020-11-29 20:22:09,824 WARN L193 SmtUtils]: Spent 8.77 s on a formula simplification. DAG size of input: 17 DAG size of output: 9 [2020-11-29 20:22:30,332 WARN L193 SmtUtils]: Spent 12.71 s on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2020-11-29 20:22:38,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:22:38,331 INFO L93 Difference]: Finished difference Result 28 states and 27 transitions. [2020-11-29 20:22:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 20:22:38,358 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 27 [2020-11-29 20:22:38,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:22:38,359 INFO L225 Difference]: With dead ends: 28 [2020-11-29 20:22:38,359 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 20:22:38,359 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 47.5s TimeCoverageRelationStatistics Valid=32, Invalid=30, Unknown=10, NotChecked=60, Total=132 [2020-11-29 20:22:38,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 20:22:38,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 20:22:38,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 20:22:38,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 20:22:38,360 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2020-11-29 20:22:38,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:22:38,361 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:22:38,361 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-29 20:22:38,361 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 20:22:38,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 20:22:38,561 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-29 20:22:38,563 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 20:22:38,566 INFO L274 CegarLoopResult]: For program point L2-1(lines 2 4) no Hoare annotation was computed. [2020-11-29 20:22:38,566 INFO L274 CegarLoopResult]: For program point L1026-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,567 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,567 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,567 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 20:22:38,567 INFO L274 CegarLoopResult]: For program point L1027-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,567 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-29 20:22:38,567 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,567 INFO L274 CegarLoopResult]: For program point L1028-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,567 INFO L274 CegarLoopResult]: For program point L995-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,567 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,567 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L1029-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L996-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L997-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-2(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-3(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-4(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-6(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-7(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-8(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-10(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-11(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-12(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-14(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-15(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-16(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,568 INFO L274 CegarLoopResult]: For program point L964-18(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-19(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-20(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-22(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-23(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-24(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-26(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-27(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-28(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-30(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-31(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L998-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-32(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-34(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-35(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-36(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-38(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,569 INFO L274 CegarLoopResult]: For program point L964-39(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,570 INFO L274 CegarLoopResult]: For program point L964-40(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,570 INFO L274 CegarLoopResult]: For program point L964-42(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,570 INFO L274 CegarLoopResult]: For program point L964-43(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,570 INFO L274 CegarLoopResult]: For program point L964-44(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,570 INFO L274 CegarLoopResult]: For program point L964-46(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,570 INFO L274 CegarLoopResult]: For program point L964-47(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,570 INFO L274 CegarLoopResult]: For program point L964-48(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,570 INFO L274 CegarLoopResult]: For program point L964-50(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,570 INFO L274 CegarLoopResult]: For program point L964-51(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,573 INFO L274 CegarLoopResult]: For program point L964-52(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,574 INFO L274 CegarLoopResult]: For program point L964-54(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,574 INFO L274 CegarLoopResult]: For program point L964-55(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,574 INFO L274 CegarLoopResult]: For program point L964-56(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,574 INFO L274 CegarLoopResult]: For program point L964-58(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,574 INFO L274 CegarLoopResult]: For program point L964-59(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,574 INFO L274 CegarLoopResult]: For program point L964-60(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,574 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,574 INFO L274 CegarLoopResult]: For program point L999-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,574 INFO L274 CegarLoopResult]: For program point L964-62(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,574 INFO L274 CegarLoopResult]: For program point L966(lines 966 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-63(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-64(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-66(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-67(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-68(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-70(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-71(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-72(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-74(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-75(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-76(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-78(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-79(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,575 INFO L274 CegarLoopResult]: For program point L964-80(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-82(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-83(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-84(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-86(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-87(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-88(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-90(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-91(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-92(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-94(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-95(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,576 INFO L274 CegarLoopResult]: For program point L964-96(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-98(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-99(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-100(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-102(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-103(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-104(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-106(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-107(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-108(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-110(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-111(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-112(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,577 INFO L274 CegarLoopResult]: For program point L964-114(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-115(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-116(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-118(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-119(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-120(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-122(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-123(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-124(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-126(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-127(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-128(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-130(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,578 INFO L274 CegarLoopResult]: For program point L964-131(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point L964-132(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point L964-134(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point L964-135(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point L964-136(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point L964-138(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point L964-139(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point L964-140(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point L964-142(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point L964-143(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,579 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point L1004-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point L1005-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point L1006-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point L1007-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point L1008-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point L976(line 976) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point L1009-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,580 INFO L274 CegarLoopResult]: For program point L976-2(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point L977-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point L1012-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point L979-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point L1013-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point L1014-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point L1015-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,581 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point L1016-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point L983-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point L1017-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point L1018-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point L1019-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point L986-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,582 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point L1022-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point L1023-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point L990-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point L1024-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point L991-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point L1025-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point L992-1(lines 967 1031) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,583 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-11-29 20:22:38,584 INFO L274 CegarLoopResult]: For program point L2(lines 2 4) no Hoare annotation was computed. [2020-11-29 20:22:38,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 08:22:38 BoogieIcfgContainer [2020-11-29 20:22:38,596 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 20:22:38,597 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:22:38,597 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:22:38,597 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:22:38,597 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:21:19" (3/4) ... [2020-11-29 20:22:38,601 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 20:22:38,633 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-29 20:22:38,634 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 20:22:38,634 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:22:38,635 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:22:38,750 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_23c0ac13-42a0-4672-807c-8401b43f931c/bin/uautomizer/witness.graphml [2020-11-29 20:22:38,750 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:22:38,752 INFO L168 Benchmark]: Toolchain (without parser) took 82758.33 ms. Allocated memory was 62.9 MB in the beginning and 100.7 MB in the end (delta: 37.7 MB). Free memory was 41.9 MB in the beginning and 74.2 MB in the end (delta: -32.3 MB). Peak memory consumption was 43.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:38,752 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 62.9 MB. Free memory is still 45.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:22:38,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1170.01 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 41.8 MB in the beginning and 37.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:38,753 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.13 ms. Allocated memory is still 75.5 MB. Free memory was 37.1 MB in the beginning and 33.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:38,753 INFO L168 Benchmark]: Boogie Preprocessor took 60.27 ms. Allocated memory is still 75.5 MB. Free memory was 33.8 MB in the beginning and 31.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:38,754 INFO L168 Benchmark]: RCFGBuilder took 2207.81 ms. Allocated memory is still 75.5 MB. Free memory was 31.7 MB in the beginning and 25.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 10.3 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:38,754 INFO L168 Benchmark]: TraceAbstraction took 79043.88 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 25.3 MB in the beginning and 42.9 MB in the end (delta: -17.6 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:38,755 INFO L168 Benchmark]: Witness Printer took 153.60 ms. Allocated memory is still 100.7 MB. Free memory was 42.3 MB in the beginning and 74.2 MB in the end (delta: -31.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:38,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 62.9 MB. Free memory is still 45.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1170.01 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 41.8 MB in the beginning and 37.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 114.13 ms. Allocated memory is still 75.5 MB. Free memory was 37.1 MB in the beginning and 33.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.27 ms. Allocated memory is still 75.5 MB. Free memory was 33.8 MB in the beginning and 31.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2207.81 ms. Allocated memory is still 75.5 MB. Free memory was 31.7 MB in the beginning and 25.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 10.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 79043.88 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 25.3 MB in the beginning and 42.9 MB in the end (delta: -17.6 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * Witness Printer took 153.60 ms. Allocated memory is still 100.7 MB. Free memory was 42.3 MB in the beginning and 74.2 MB in the end (delta: -31.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 - PositiveResult [Line: 964]: 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 36 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 189 locations, 36 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 78.9s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 50.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 67 SDtfs, 115 SDslu, 10 SDs, 0 SdLazy, 57 SolverSat, 7 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 18.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 73 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 48.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=189occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 25.6s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 86 ConstructedInterpolants, 9 QuantifiedInterpolants, 20368 SizeOfPredicates, 9 NumberOfNonLiveVariables, 106 ConjunctsInSsa, 11 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...