./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0872b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e1a00cf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0872b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 3d37fb3f77c323e63f828ab56e9fe1fa6851bd5f .................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0872b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 3d37fb3f77c323e63f828ab56e9fe1fa6851bd5f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-0e1a00c [2020-11-29 15:09:12,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 15:09:12,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 15:09:12,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 15:09:12,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 15:09:12,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 15:09:12,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 15:09:12,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 15:09:12,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 15:09:12,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 15:09:12,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 15:09:12,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 15:09:12,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 15:09:12,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 15:09:12,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 15:09:12,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 15:09:12,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 15:09:12,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 15:09:12,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 15:09:12,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 15:09:12,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 15:09:12,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 15:09:12,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 15:09:12,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 15:09:12,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 15:09:12,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 15:09:12,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 15:09:12,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 15:09:12,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 15:09:12,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 15:09:12,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 15:09:12,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 15:09:12,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 15:09:12,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 15:09:12,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 15:09:12,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 15:09:12,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 15:09:12,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 15:09:12,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 15:09:12,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 15:09:12,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 15:09:12,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 15:09:12,382 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 15:09:12,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 15:09:12,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 15:09:12,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 15:09:12,387 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 15:09:12,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 15:09:12,387 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 15:09:12,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 15:09:12,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 15:09:12,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 15:09:12,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 15:09:12,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 15:09:12,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 15:09:12,390 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 15:09:12,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 15:09:12,391 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 15:09:12,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 15:09:12,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 15:09:12,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 15:09:12,392 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 15:09:12,392 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 15:09:12,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 15:09:12,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 15:09:12,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 15:09:12,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 15:09:12,394 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 15:09:12,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 15:09:12,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 15:09:12,395 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 15:09:12,395 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d37fb3f77c323e63f828ab56e9fe1fa6851bd5f [2020-11-29 15:09:12,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 15:09:12,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 15:09:12,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 15:09:12,882 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 15:09:12,884 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 15:09:12,885 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0872b.c [2020-11-29 15:09:12,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c772bbee5/473dfa67a5cf4567a45d268a27fcd09e/FLAG87ef50f51 [2020-11-29 15:09:13,596 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 15:09:13,612 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0872b.c [2020-11-29 15:09:13,635 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c772bbee5/473dfa67a5cf4567a45d268a27fcd09e/FLAG87ef50f51 [2020-11-29 15:09:13,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c772bbee5/473dfa67a5cf4567a45d268a27fcd09e [2020-11-29 15:09:13,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 15:09:13,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 15:09:13,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 15:09:13,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 15:09:13,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 15:09:13,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:09:13" (1/1) ... [2020-11-29 15:09:13,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24d7b992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:13, skipping insertion in model container [2020-11-29 15:09:13,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:09:13" (1/1) ... [2020-11-29 15:09:13,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 15:09:13,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 15:09:14,242 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1682) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:332) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1971) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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.visit(CHandler.java:1577) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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 15:09:14,253 INFO L168 Benchmark]: Toolchain (without parser) took 358.82 ms. Allocated memory is still 48.2 MB. Free memory was 33.3 MB in the beginning and 25.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 15:09:14,254 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 39.8 MB. Free memory is still 24.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 15:09:14,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.40 ms. Allocated memory is still 48.2 MB. Free memory was 32.7 MB in the beginning and 25.2 MB in the end (delta: 7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 15:09:14,256 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 39.8 MB. Free memory is still 24.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 350.40 ms. Allocated memory is still 48.2 MB. Free memory was 32.7 MB in the beginning and 25.2 MB in the end (delta: 7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-0e1a00c [2020-11-29 15:09:16,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 15:09:16,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 15:09:16,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 15:09:16,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 15:09:16,658 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 15:09:16,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 15:09:16,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 15:09:16,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 15:09:16,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 15:09:16,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 15:09:16,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 15:09:16,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 15:09:16,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 15:09:16,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 15:09:16,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 15:09:16,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 15:09:16,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 15:09:16,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 15:09:16,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 15:09:16,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 15:09:16,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 15:09:16,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 15:09:16,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 15:09:16,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 15:09:16,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 15:09:16,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 15:09:16,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 15:09:16,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 15:09:16,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 15:09:16,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 15:09:16,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 15:09:16,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 15:09:16,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 15:09:16,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 15:09:16,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 15:09:16,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 15:09:16,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 15:09:16,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 15:09:16,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 15:09:16,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 15:09:16,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-11-29 15:09:16,781 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 15:09:16,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 15:09:16,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 15:09:16,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 15:09:16,785 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 15:09:16,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 15:09:16,786 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 15:09:16,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 15:09:16,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 15:09:16,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 15:09:16,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 15:09:16,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 15:09:16,788 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 15:09:16,788 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 15:09:16,789 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 15:09:16,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 15:09:16,789 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 15:09:16,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 15:09:16,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 15:09:16,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 15:09:16,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 15:09:16,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 15:09:16,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 15:09:16,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 15:09:16,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 15:09:16,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 15:09:16,792 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 15:09:16,792 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 15:09:16,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 15:09:16,793 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 15:09:16,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 15:09:16,794 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d37fb3f77c323e63f828ab56e9fe1fa6851bd5f [2020-11-29 15:09:17,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 15:09:17,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 15:09:17,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 15:09:17,295 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 15:09:17,296 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 15:09:17,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0872b.c [2020-11-29 15:09:17,391 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae0286791/bcfade2b109f48578fa71de9943ec5b4/FLAG72d168655 [2020-11-29 15:09:18,132 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 15:09:18,133 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0872b.c [2020-11-29 15:09:18,153 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae0286791/bcfade2b109f48578fa71de9943ec5b4/FLAG72d168655 [2020-11-29 15:09:18,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae0286791/bcfade2b109f48578fa71de9943ec5b4 [2020-11-29 15:09:18,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 15:09:18,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 15:09:18,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 15:09:18,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 15:09:18,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 15:09:18,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:09:18" (1/1) ... [2020-11-29 15:09:18,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e1d543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:18, skipping insertion in model container [2020-11-29 15:09:18,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:09:18" (1/1) ... [2020-11-29 15:09:18,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 15:09:18,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 15:09:18,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 15:09:18,913 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 15:09:19,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 15:09:19,080 INFO L208 MainTranslator]: Completed translation [2020-11-29 15:09:19,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19 WrapperNode [2020-11-29 15:09:19,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 15:09:19,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 15:09:19,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 15:09:19,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 15:09:19,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19" (1/1) ... [2020-11-29 15:09:19,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19" (1/1) ... [2020-11-29 15:09:19,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 15:09:19,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 15:09:19,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 15:09:19,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 15:09:19,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19" (1/1) ... [2020-11-29 15:09:19,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19" (1/1) ... [2020-11-29 15:09:19,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19" (1/1) ... [2020-11-29 15:09:19,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19" (1/1) ... [2020-11-29 15:09:19,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19" (1/1) ... [2020-11-29 15:09:19,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19" (1/1) ... [2020-11-29 15:09:19,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19" (1/1) ... [2020-11-29 15:09:19,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 15:09:19,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 15:09:19,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 15:09:19,363 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 15:09:19,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 15:09:19,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-11-29 15:09:19,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 15:09:19,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 15:09:19,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-11-29 15:09:19,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 15:09:19,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 15:09:19,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 15:09:19,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-11-29 15:09:19,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 15:09:19,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 15:09:59,573 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 15:09:59,574 INFO L298 CfgBuilder]: Removed 102 assume(true) statements. [2020-11-29 15:09:59,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:09:59 BoogieIcfgContainer [2020-11-29 15:09:59,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 15:09:59,578 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 15:09:59,578 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 15:09:59,581 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 15:09:59,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:09:18" (1/3) ... [2020-11-29 15:09:59,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@333bedf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:09:59, skipping insertion in model container [2020-11-29 15:09:59,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:09:19" (2/3) ... [2020-11-29 15:09:59,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@333bedf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:09:59, skipping insertion in model container [2020-11-29 15:09:59,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:09:59" (3/3) ... [2020-11-29 15:09:59,585 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0872b.c [2020-11-29 15:09:59,600 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 15:09:59,605 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 15:09:59,618 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 15:09:59,652 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 15:09:59,652 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 15:09:59,652 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 15:09:59,653 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 15:09:59,653 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 15:09:59,653 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 15:09:59,653 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 15:09:59,653 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 15:09:59,674 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-11-29 15:09:59,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 15:09:59,679 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 15:09:59,680 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 15:09:59,680 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 15:09:59,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 15:09:59,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1640381008, now seen corresponding path program 1 times [2020-11-29 15:09:59,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 15:09:59,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1260358516] [2020-11-29 15:09:59,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 15:10:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 15:10:00,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-29 15:10:00,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 15:10:00,804 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 15:10:00,809 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 15:10:00,832 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 15:10:00,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1260358516] [2020-11-29 15:10:00,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 15:10:00,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-29 15:10:00,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380489776] [2020-11-29 15:10:00,847 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 15:10:00,848 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 15:10:00,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 15:10:00,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 15:10:00,883 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-11-29 15:10:00,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 15:10:00,928 INFO L93 Difference]: Finished difference Result 393 states and 679 transitions. [2020-11-29 15:10:00,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 15:10:00,930 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2020-11-29 15:10:00,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 15:10:00,943 INFO L225 Difference]: With dead ends: 393 [2020-11-29 15:10:00,943 INFO L226 Difference]: Without dead ends: 194 [2020-11-29 15:10:00,946 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 15:10:00,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-11-29 15:10:00,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2020-11-29 15:10:00,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-11-29 15:10:01,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 254 transitions. [2020-11-29 15:10:01,003 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 254 transitions. Word has length 9 [2020-11-29 15:10:01,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 15:10:01,004 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 254 transitions. [2020-11-29 15:10:01,004 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 15:10:01,004 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 254 transitions. [2020-11-29 15:10:01,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 15:10:01,005 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 15:10:01,006 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 15:10:01,215 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-29 15:10:01,215 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 15:10:01,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 15:10:01,218 INFO L82 PathProgramCache]: Analyzing trace with hash 559104083, now seen corresponding path program 1 times [2020-11-29 15:10:01,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 15:10:01,219 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1913299757] [2020-11-29 15:10:01,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 15:10:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 15:10:02,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 15:10:02,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 15:10:02,764 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 15:10:02,765 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 15:10:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 15:10:02,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1913299757] [2020-11-29 15:10:02,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 15:10:02,926 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-11-29 15:10:02,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180074231] [2020-11-29 15:10:02,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 15:10:02,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 15:10:02,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 15:10:02,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 15:10:02,936 INFO L87 Difference]: Start difference. First operand 194 states and 254 transitions. Second operand 5 states. [2020-11-29 15:10:03,386 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2020-11-29 15:11:22,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 15:11:22,243 INFO L93 Difference]: Finished difference Result 206 states and 267 transitions. [2020-11-29 15:11:22,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 15:11:22,253 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-11-29 15:11:22,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 15:11:22,257 INFO L225 Difference]: With dead ends: 206 [2020-11-29 15:11:22,257 INFO L226 Difference]: Without dead ends: 202 [2020-11-29 15:11:22,258 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-29 15:11:22,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2020-11-29 15:11:22,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 194. [2020-11-29 15:11:22,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-11-29 15:11:22,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 251 transitions. [2020-11-29 15:11:22,277 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 251 transitions. Word has length 11 [2020-11-29 15:11:22,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 15:11:22,277 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 251 transitions. [2020-11-29 15:11:22,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 15:11:22,278 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 251 transitions. [2020-11-29 15:11:22,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 15:11:22,278 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 15:11:22,279 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 15:11:22,479 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-29 15:11:22,480 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 15:11:22,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 15:11:22,482 INFO L82 PathProgramCache]: Analyzing trace with hash -305795412, now seen corresponding path program 1 times [2020-11-29 15:11:22,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 15:11:22,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1230309189] [2020-11-29 15:11:22,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 15:11:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 15:11:23,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-29 15:11:23,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 15:11:23,887 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 15:11:23,888 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 15:11:24,451 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 15:11:24,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1230309189] [2020-11-29 15:11:24,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 15:11:24,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-29 15:11:24,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673665381] [2020-11-29 15:11:24,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-29 15:11:24,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 15:11:24,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-29 15:11:24,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-29 15:11:24,467 INFO L87 Difference]: Start difference. First operand 194 states and 251 transitions. Second operand 8 states. [2020-11-29 15:11:24,909 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 14 [2020-11-29 15:11:24,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 15:11:24,915 INFO L93 Difference]: Finished difference Result 194 states and 251 transitions. [2020-11-29 15:11:24,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 15:11:24,915 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2020-11-29 15:11:24,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 15:11:24,916 INFO L225 Difference]: With dead ends: 194 [2020-11-29 15:11:24,916 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 15:11:24,921 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-11-29 15:11:24,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 15:11:24,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 15:11:24,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 15:11:24,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 15:11:24,923 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2020-11-29 15:11:24,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 15:11:24,924 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 15:11:24,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-29 15:11:24,924 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 15:11:24,924 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 15:11:25,125 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-29 15:11:25,129 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 15:11:25,660 INFO L262 CegarLoopResult]: For program point L531(lines 531 533) no Hoare annotation was computed. [2020-11-29 15:11:25,660 INFO L262 CegarLoopResult]: For program point L531-2(lines 522 534) no Hoare annotation was computed. [2020-11-29 15:11:25,660 INFO L262 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 15:11:25,661 INFO L262 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-29 15:11:25,661 INFO L262 CegarLoopResult]: For program point L532(lines 532 533) no Hoare annotation was computed. [2020-11-29 15:11:25,661 INFO L262 CegarLoopResult]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2020-11-29 15:11:25,661 INFO L262 CegarLoopResult]: For program point L367(lines 367 368) no Hoare annotation was computed. [2020-11-29 15:11:25,661 INFO L258 CegarLoopResult]: At program point L433-2(lines 433 437) the Hoare annotation is: false [2020-11-29 15:11:25,661 INFO L262 CegarLoopResult]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2020-11-29 15:11:25,661 INFO L258 CegarLoopResult]: At program point L170-2(lines 170 174) the Hoare annotation is: false [2020-11-29 15:11:25,662 INFO L262 CegarLoopResult]: For program point L170-3(lines 170 174) no Hoare annotation was computed. [2020-11-29 15:11:25,662 INFO L262 CegarLoopResult]: For program point L600(lines 600 603) no Hoare annotation was computed. [2020-11-29 15:11:25,662 INFO L262 CegarLoopResult]: For program point L501(lines 501 502) no Hoare annotation was computed. [2020-11-29 15:11:25,662 INFO L262 CegarLoopResult]: For program point L402(lines 402 410) no Hoare annotation was computed. [2020-11-29 15:11:25,662 INFO L262 CegarLoopResult]: For program point L402-1(lines 402 410) no Hoare annotation was computed. [2020-11-29 15:11:25,663 INFO L262 CegarLoopResult]: For program point L303-1(lines 303 307) no Hoare annotation was computed. [2020-11-29 15:11:25,663 INFO L258 CegarLoopResult]: At program point L303-2(lines 303 307) the Hoare annotation is: (and (= ULTIMATE.start___ieee754_powf_~y (fp.neg (_ +zero 8 24))) (= ~one_pow~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) [2020-11-29 15:11:25,663 INFO L262 CegarLoopResult]: For program point L238(lines 238 243) no Hoare annotation was computed. [2020-11-29 15:11:25,663 INFO L262 CegarLoopResult]: For program point L205-1(lines 205 209) no Hoare annotation was computed. [2020-11-29 15:11:25,663 INFO L262 CegarLoopResult]: For program point L139(lines 139 140) no Hoare annotation was computed. [2020-11-29 15:11:25,664 INFO L258 CegarLoopResult]: At program point L205-2(lines 205 209) the Hoare annotation is: false [2020-11-29 15:11:25,664 INFO L262 CegarLoopResult]: For program point L205-3(lines 205 209) no Hoare annotation was computed. [2020-11-29 15:11:25,664 INFO L262 CegarLoopResult]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2020-11-29 15:11:25,664 INFO L262 CegarLoopResult]: For program point L503(lines 503 507) no Hoare annotation was computed. [2020-11-29 15:11:25,664 INFO L262 CegarLoopResult]: For program point L503-1(lines 297 586) no Hoare annotation was computed. [2020-11-29 15:11:25,664 INFO L262 CegarLoopResult]: For program point L338(lines 338 343) no Hoare annotation was computed. [2020-11-29 15:11:25,665 INFO L262 CegarLoopResult]: For program point L239(lines 239 242) no Hoare annotation was computed. [2020-11-29 15:11:25,665 INFO L262 CegarLoopResult]: For program point L438(lines 438 442) no Hoare annotation was computed. [2020-11-29 15:11:25,665 INFO L262 CegarLoopResult]: For program point L438-1(lines 398 499) no Hoare annotation was computed. [2020-11-29 15:11:25,665 INFO L262 CegarLoopResult]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2020-11-29 15:11:25,665 INFO L258 CegarLoopResult]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2020-11-29 15:11:25,666 INFO L262 CegarLoopResult]: For program point L538(lines 538 550) no Hoare annotation was computed. [2020-11-29 15:11:25,666 INFO L262 CegarLoopResult]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2020-11-29 15:11:25,666 INFO L258 CegarLoopResult]: At program point L571-2(lines 571 575) the Hoare annotation is: false [2020-11-29 15:11:25,666 INFO L262 CegarLoopResult]: For program point L538-2(lines 538 550) no Hoare annotation was computed. [2020-11-29 15:11:25,666 INFO L262 CegarLoopResult]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2020-11-29 15:11:25,666 INFO L262 CegarLoopResult]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2020-11-29 15:11:25,667 INFO L258 CegarLoopResult]: At program point L472-2(lines 472 476) the Hoare annotation is: false [2020-11-29 15:11:25,667 INFO L262 CegarLoopResult]: For program point L373(lines 373 374) no Hoare annotation was computed. [2020-11-29 15:11:25,667 INFO L262 CegarLoopResult]: For program point L340(lines 340 343) no Hoare annotation was computed. [2020-11-29 15:11:25,667 INFO L258 CegarLoopResult]: At program point L175(lines 111 176) the Hoare annotation is: false [2020-11-29 15:11:25,667 INFO L265 CegarLoopResult]: At program point L605(lines 588 606) the Hoare annotation is: true [2020-11-29 15:11:25,667 INFO L262 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-11-29 15:11:25,668 INFO L262 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-11-29 15:11:25,668 INFO L262 CegarLoopResult]: For program point L308-1(lines 297 586) no Hoare annotation was computed. [2020-11-29 15:11:25,668 INFO L262 CegarLoopResult]: For program point L341-2(line 341) no Hoare annotation was computed. [2020-11-29 15:11:25,668 INFO L262 CegarLoopResult]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2020-11-29 15:11:25,668 INFO L262 CegarLoopResult]: For program point L375(lines 375 499) no Hoare annotation was computed. [2020-11-29 15:11:25,669 INFO L262 CegarLoopResult]: For program point L375-2(lines 375 499) no Hoare annotation was computed. [2020-11-29 15:11:25,669 INFO L262 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-11-29 15:11:25,669 INFO L262 CegarLoopResult]: For program point L541-1(lines 541 545) no Hoare annotation was computed. [2020-11-29 15:11:25,669 INFO L262 CegarLoopResult]: For program point L508-1(lines 297 586) no Hoare annotation was computed. [2020-11-29 15:11:25,669 INFO L258 CegarLoopResult]: At program point L541-2(lines 541 545) the Hoare annotation is: false [2020-11-29 15:11:25,670 INFO L262 CegarLoopResult]: For program point L508-2(lines 508 512) no Hoare annotation was computed. [2020-11-29 15:11:25,670 INFO L262 CegarLoopResult]: For program point L541-3(lines 541 545) no Hoare annotation was computed. [2020-11-29 15:11:25,670 INFO L262 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-11-29 15:11:25,670 INFO L262 CegarLoopResult]: For program point L343-2(line 343) no Hoare annotation was computed. [2020-11-29 15:11:25,670 INFO L262 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-11-29 15:11:25,670 INFO L262 CegarLoopResult]: For program point L443-1(lines 398 499) no Hoare annotation was computed. [2020-11-29 15:11:25,671 INFO L262 CegarLoopResult]: For program point L377(lines 377 378) no Hoare annotation was computed. [2020-11-29 15:11:25,671 INFO L262 CegarLoopResult]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2020-11-29 15:11:25,671 INFO L262 CegarLoopResult]: For program point L212(lines 212 213) no Hoare annotation was computed. [2020-11-29 15:11:25,671 INFO L262 CegarLoopResult]: For program point L245-1(lines 245 249) no Hoare annotation was computed. [2020-11-29 15:11:25,671 INFO L258 CegarLoopResult]: At program point L245-2(lines 245 249) the Hoare annotation is: false [2020-11-29 15:11:25,672 INFO L262 CegarLoopResult]: For program point L179-1(lines 179 183) no Hoare annotation was computed. [2020-11-29 15:11:25,672 INFO L262 CegarLoopResult]: For program point L245-3(lines 245 249) no Hoare annotation was computed. [2020-11-29 15:11:25,672 INFO L258 CegarLoopResult]: At program point L179-2(lines 179 183) the Hoare annotation is: false [2020-11-29 15:11:25,672 INFO L262 CegarLoopResult]: For program point L179-5(lines 179 183) no Hoare annotation was computed. [2020-11-29 15:11:25,672 INFO L258 CegarLoopResult]: At program point L179-6(lines 179 183) the Hoare annotation is: false [2020-11-29 15:11:25,673 INFO L262 CegarLoopResult]: For program point L179-9(lines 179 183) no Hoare annotation was computed. [2020-11-29 15:11:25,673 INFO L258 CegarLoopResult]: At program point L179-10(lines 179 183) the Hoare annotation is: false [2020-11-29 15:11:25,673 INFO L262 CegarLoopResult]: For program point L477(lines 477 481) no Hoare annotation was computed. [2020-11-29 15:11:25,673 INFO L262 CegarLoopResult]: For program point L477-1(lines 398 499) no Hoare annotation was computed. [2020-11-29 15:11:25,673 INFO L262 CegarLoopResult]: For program point L477-2(lines 477 481) no Hoare annotation was computed. [2020-11-29 15:11:25,673 INFO L262 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-11-29 15:11:25,674 INFO L262 CegarLoopResult]: For program point L345(lines 345 350) no Hoare annotation was computed. [2020-11-29 15:11:25,674 INFO L262 CegarLoopResult]: For program point L378-2(line 378) no Hoare annotation was computed. [2020-11-29 15:11:25,674 INFO L258 CegarLoopResult]: At program point L147-2(lines 147 156) the Hoare annotation is: false [2020-11-29 15:11:25,674 INFO L262 CegarLoopResult]: For program point L147-3(lines 111 176) no Hoare annotation was computed. [2020-11-29 15:11:25,674 INFO L262 CegarLoopResult]: For program point L577(lines 577 584) no Hoare annotation was computed. [2020-11-29 15:11:25,678 INFO L262 CegarLoopResult]: For program point L379(lines 379 380) no Hoare annotation was computed. [2020-11-29 15:11:25,679 INFO L262 CegarLoopResult]: For program point L346(lines 346 349) no Hoare annotation was computed. [2020-11-29 15:11:25,679 INFO L262 CegarLoopResult]: For program point L214(lines 214 215) no Hoare annotation was computed. [2020-11-29 15:11:25,679 INFO L262 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-11-29 15:11:25,679 INFO L262 CegarLoopResult]: For program point L380-2(line 380) no Hoare annotation was computed. [2020-11-29 15:11:25,680 INFO L262 CegarLoopResult]: For program point L149(lines 149 153) no Hoare annotation was computed. [2020-11-29 15:11:25,680 INFO L262 CegarLoopResult]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2020-11-29 15:11:25,680 INFO L262 CegarLoopResult]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2020-11-29 15:11:25,680 INFO L258 CegarLoopResult]: At program point L116-2(lines 116 120) the Hoare annotation is: false [2020-11-29 15:11:25,680 INFO L262 CegarLoopResult]: For program point L116-3(lines 116 120) no Hoare annotation was computed. [2020-11-29 15:11:25,681 INFO L262 CegarLoopResult]: For program point L216(lines 216 226) no Hoare annotation was computed. [2020-11-29 15:11:25,681 INFO L262 CegarLoopResult]: For program point L216-2(lines 216 226) no Hoare annotation was computed. [2020-11-29 15:11:25,681 INFO L262 CegarLoopResult]: For program point L547(lines 547 548) no Hoare annotation was computed. [2020-11-29 15:11:25,681 INFO L262 CegarLoopResult]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2020-11-29 15:11:25,681 INFO L258 CegarLoopResult]: At program point L580-2(lines 580 584) the Hoare annotation is: false [2020-11-29 15:11:25,681 INFO L262 CegarLoopResult]: For program point L547-2(lines 547 548) no Hoare annotation was computed. [2020-11-29 15:11:25,682 INFO L262 CegarLoopResult]: For program point L580-3(lines 577 584) no Hoare annotation was computed. [2020-11-29 15:11:25,682 INFO L262 CegarLoopResult]: For program point L415(lines 415 423) no Hoare annotation was computed. [2020-11-29 15:11:25,682 INFO L262 CegarLoopResult]: For program point L316(lines 316 317) no Hoare annotation was computed. [2020-11-29 15:11:25,682 INFO L258 CegarLoopResult]: At program point L250(lines 201 251) the Hoare annotation is: false [2020-11-29 15:11:25,682 INFO L262 CegarLoopResult]: For program point L184(lines 184 188) no Hoare annotation was computed. [2020-11-29 15:11:25,683 INFO L262 CegarLoopResult]: For program point L184-1(lines 177 195) no Hoare annotation was computed. [2020-11-29 15:11:25,683 INFO L262 CegarLoopResult]: For program point L184-3(lines 184 188) no Hoare annotation was computed. [2020-11-29 15:11:25,683 INFO L262 CegarLoopResult]: For program point L184-4(lines 177 195) no Hoare annotation was computed. [2020-11-29 15:11:25,683 INFO L262 CegarLoopResult]: For program point L184-6(lines 184 188) no Hoare annotation was computed. [2020-11-29 15:11:25,683 INFO L262 CegarLoopResult]: For program point L184-7(lines 177 195) no Hoare annotation was computed. [2020-11-29 15:11:25,683 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 15:11:25,684 INFO L262 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-11-29 15:11:25,684 INFO L258 CegarLoopResult]: At program point L218-2(lines 218 222) the Hoare annotation is: false [2020-11-29 15:11:25,684 INFO L262 CegarLoopResult]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2020-11-29 15:11:25,684 INFO L262 CegarLoopResult]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2020-11-29 15:11:25,684 INFO L258 CegarLoopResult]: At program point L516-2(lines 516 520) the Hoare annotation is: false [2020-11-29 15:11:25,685 INFO L262 CegarLoopResult]: For program point L417(lines 417 423) no Hoare annotation was computed. [2020-11-29 15:11:25,685 INFO L262 CegarLoopResult]: For program point L516-3(lines 516 520) no Hoare annotation was computed. [2020-11-29 15:11:25,685 INFO L262 CegarLoopResult]: For program point L351(lines 351 352) no Hoare annotation was computed. [2020-11-29 15:11:25,685 INFO L262 CegarLoopResult]: For program point L319(lines 319 324) no Hoare annotation was computed. [2020-11-29 15:11:25,685 INFO L262 CegarLoopResult]: For program point L353(lines 353 356) no Hoare annotation was computed. [2020-11-29 15:11:25,685 INFO L262 CegarLoopResult]: For program point L320(lines 320 323) no Hoare annotation was computed. [2020-11-29 15:11:25,686 INFO L262 CegarLoopResult]: For program point L353-2(lines 353 356) no Hoare annotation was computed. [2020-11-29 15:11:25,686 INFO L262 CegarLoopResult]: For program point L254-1(lines 254 258) no Hoare annotation was computed. [2020-11-29 15:11:25,686 INFO L258 CegarLoopResult]: At program point L254-2(lines 254 258) the Hoare annotation is: false [2020-11-29 15:11:25,686 INFO L258 CegarLoopResult]: At program point L585(lines 297 586) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) (and (= |ULTIMATE.start___ieee754_powf_#res| .cse0) (= ~one_pow~0 .cse0))) [2020-11-29 15:11:25,687 INFO L262 CegarLoopResult]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2020-11-29 15:11:25,687 INFO L258 CegarLoopResult]: At program point L552-2(lines 552 556) the Hoare annotation is: false [2020-11-29 15:11:25,687 INFO L262 CegarLoopResult]: For program point L354(lines 354 355) no Hoare annotation was computed. [2020-11-29 15:11:25,687 INFO L262 CegarLoopResult]: For program point L387-1(lines 387 391) no Hoare annotation was computed. [2020-11-29 15:11:25,687 INFO L258 CegarLoopResult]: At program point L387-2(lines 387 391) the Hoare annotation is: false [2020-11-29 15:11:25,687 INFO L262 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-11-29 15:11:25,688 INFO L262 CegarLoopResult]: For program point L189-1(lines 177 195) no Hoare annotation was computed. [2020-11-29 15:11:25,688 INFO L262 CegarLoopResult]: For program point L123(lines 123 124) no Hoare annotation was computed. [2020-11-29 15:11:25,688 INFO L262 CegarLoopResult]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2020-11-29 15:11:25,688 INFO L262 CegarLoopResult]: For program point L189-3(lines 189 193) no Hoare annotation was computed. [2020-11-29 15:11:25,688 INFO L262 CegarLoopResult]: For program point L189-4(lines 177 195) no Hoare annotation was computed. [2020-11-29 15:11:25,688 INFO L262 CegarLoopResult]: For program point L189-5(lines 189 193) no Hoare annotation was computed. [2020-11-29 15:11:25,689 INFO L262 CegarLoopResult]: For program point L189-6(lines 189 193) no Hoare annotation was computed. [2020-11-29 15:11:25,689 INFO L262 CegarLoopResult]: For program point L189-7(lines 177 195) no Hoare annotation was computed. [2020-11-29 15:11:25,689 INFO L262 CegarLoopResult]: For program point L189-8(lines 189 193) no Hoare annotation was computed. [2020-11-29 15:11:25,689 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 15:11:25,689 INFO L262 CegarLoopResult]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2020-11-29 15:11:25,689 INFO L258 CegarLoopResult]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2020-11-29 15:11:25,690 INFO L262 CegarLoopResult]: For program point L224(lines 224 225) no Hoare annotation was computed. [2020-11-29 15:11:25,690 INFO L262 CegarLoopResult]: For program point L158(lines 158 167) no Hoare annotation was computed. [2020-11-29 15:11:25,690 INFO L262 CegarLoopResult]: For program point L522(lines 522 534) no Hoare annotation was computed. [2020-11-29 15:11:25,690 INFO L262 CegarLoopResult]: For program point L126(lines 126 127) no Hoare annotation was computed. [2020-11-29 15:11:25,690 INFO L262 CegarLoopResult]: For program point L523(lines 523 527) no Hoare annotation was computed. [2020-11-29 15:11:25,690 INFO L262 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-11-29 15:11:25,691 INFO L262 CegarLoopResult]: For program point L424-1(lines 398 499) no Hoare annotation was computed. [2020-11-29 15:11:25,691 INFO L262 CegarLoopResult]: For program point L424-2(lines 424 428) no Hoare annotation was computed. [2020-11-29 15:11:25,691 INFO L262 CegarLoopResult]: For program point L259(lines 259 263) no Hoare annotation was computed. [2020-11-29 15:11:25,691 INFO L262 CegarLoopResult]: For program point L259-1(lines 252 265) no Hoare annotation was computed. [2020-11-29 15:11:25,691 INFO L262 CegarLoopResult]: For program point L259-2(lines 259 263) no Hoare annotation was computed. [2020-11-29 15:11:25,691 INFO L262 CegarLoopResult]: For program point L160(lines 160 166) no Hoare annotation was computed. [2020-11-29 15:11:25,692 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 15:11:25,692 INFO L262 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-11-29 15:11:25,692 INFO L262 CegarLoopResult]: For program point L557-1(lines 297 586) no Hoare annotation was computed. [2020-11-29 15:11:25,692 INFO L262 CegarLoopResult]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2020-11-29 15:11:25,692 INFO L262 CegarLoopResult]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2020-11-29 15:11:25,692 INFO L262 CegarLoopResult]: For program point L392(lines 392 396) no Hoare annotation was computed. [2020-11-29 15:11:25,693 INFO L258 CegarLoopResult]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2020-11-29 15:11:25,693 INFO L262 CegarLoopResult]: For program point L392-1(lines 375 398) no Hoare annotation was computed. [2020-11-29 15:11:25,693 INFO L262 CegarLoopResult]: For program point L326(lines 326 335) no Hoare annotation was computed. [2020-11-29 15:11:25,693 INFO L262 CegarLoopResult]: For program point L392-2(lines 392 396) no Hoare annotation was computed. [2020-11-29 15:11:25,693 INFO L262 CegarLoopResult]: For program point L326-1(lines 297 586) no Hoare annotation was computed. [2020-11-29 15:11:25,693 INFO L258 CegarLoopResult]: At program point L194(lines 177 195) the Hoare annotation is: false [2020-11-29 15:11:25,694 INFO L258 CegarLoopResult]: At program point L194-1(lines 177 195) the Hoare annotation is: false [2020-11-29 15:11:25,694 INFO L262 CegarLoopResult]: For program point L128(lines 128 129) no Hoare annotation was computed. [2020-11-29 15:11:25,694 INFO L258 CegarLoopResult]: At program point L194-2(lines 177 195) the Hoare annotation is: false [2020-11-29 15:11:25,694 INFO L262 CegarLoopResult]: For program point L525(lines 525 527) no Hoare annotation was computed. [2020-11-29 15:11:25,694 INFO L262 CegarLoopResult]: For program point L360(lines 360 371) no Hoare annotation was computed. [2020-11-29 15:11:25,694 INFO L262 CegarLoopResult]: For program point L327(lines 327 334) no Hoare annotation was computed. [2020-11-29 15:11:25,695 INFO L262 CegarLoopResult]: For program point L228(lines 228 229) no Hoare annotation was computed. [2020-11-29 15:11:25,695 INFO L262 CegarLoopResult]: For program point L162(lines 162 165) no Hoare annotation was computed. [2020-11-29 15:11:25,695 INFO L262 CegarLoopResult]: For program point L526(lines 526 527) no Hoare annotation was computed. [2020-11-29 15:11:25,695 INFO L262 CegarLoopResult]: For program point L493(lines 493 497) no Hoare annotation was computed. [2020-11-29 15:11:25,695 INFO L262 CegarLoopResult]: For program point L493-1(lines 398 499) no Hoare annotation was computed. [2020-11-29 15:11:25,695 INFO L262 CegarLoopResult]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2020-11-29 15:11:25,695 INFO L262 CegarLoopResult]: For program point L362(lines 362 363) no Hoare annotation was computed. [2020-11-29 15:11:25,696 INFO L262 CegarLoopResult]: For program point L329(lines 329 334) no Hoare annotation was computed. [2020-11-29 15:11:25,696 INFO L262 CegarLoopResult]: For program point L362-2(lines 360 371) no Hoare annotation was computed. [2020-11-29 15:11:25,696 INFO L262 CegarLoopResult]: For program point L230(lines 230 237) no Hoare annotation was computed. [2020-11-29 15:11:25,696 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 15:11:25,697 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 15:11:25,697 INFO L258 CegarLoopResult]: At program point L264(lines 252 265) the Hoare annotation is: false [2020-11-29 15:11:25,697 INFO L262 CegarLoopResult]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2020-11-29 15:11:25,697 INFO L258 CegarLoopResult]: At program point L231-2(lines 231 235) the Hoare annotation is: false [2020-11-29 15:11:25,697 INFO L262 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-11-29 15:11:25,697 INFO L262 CegarLoopResult]: For program point L231-3(lines 231 235) no Hoare annotation was computed. [2020-11-29 15:11:25,698 INFO L262 CegarLoopResult]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2020-11-29 15:11:25,698 INFO L262 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-11-29 15:11:25,698 INFO L262 CegarLoopResult]: For program point L463(lines 463 467) no Hoare annotation was computed. [2020-11-29 15:11:25,698 INFO L262 CegarLoopResult]: For program point L463-1(lines 398 499) no Hoare annotation was computed. [2020-11-29 15:11:25,698 INFO L262 CegarLoopResult]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2020-11-29 15:11:25,698 INFO L262 CegarLoopResult]: For program point L364(lines 364 369) no Hoare annotation was computed. [2020-11-29 15:11:25,699 INFO L262 CegarLoopResult]: For program point L133-2(lines 133 134) no Hoare annotation was computed. [2020-11-29 15:11:25,699 INFO L258 CegarLoopResult]: At program point L133-3(lines 133 134) the Hoare annotation is: false [2020-11-29 15:11:25,699 INFO L262 CegarLoopResult]: For program point L133-4(lines 133 134) no Hoare annotation was computed. [2020-11-29 15:11:25,699 INFO L262 CegarLoopResult]: For program point L365(lines 365 368) no Hoare annotation was computed. [2020-11-29 15:11:25,699 INFO L262 CegarLoopResult]: For program point L332(lines 332 333) no Hoare annotation was computed. [2020-11-29 15:11:25,711 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,713 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,713 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,717 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,718 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,718 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,718 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,719 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,720 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,720 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,720 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 03:11:25 BoogieIcfgContainer [2020-11-29 15:11:25,724 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 15:11:25,725 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 15:11:25,725 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 15:11:25,725 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 15:11:25,726 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:09:59" (3/4) ... [2020-11-29 15:11:25,729 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 15:11:25,752 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-29 15:11:25,752 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-29 15:11:25,753 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 15:11:25,753 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 15:11:25,848 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-11-29 15:11:25,849 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 15:11:25,850 INFO L168 Benchmark]: Toolchain (without parser) took 127404.65 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 26.0 MB in the beginning and 19.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. [2020-11-29 15:11:25,851 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 50.3 MB. Free memory is still 30.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 15:11:25,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.62 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 25.4 MB in the beginning and 38.5 MB in the end (delta: -13.1 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2020-11-29 15:11:25,852 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.94 ms. Allocated memory is still 62.9 MB. Free memory was 38.5 MB in the beginning and 33.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 15:11:25,852 INFO L168 Benchmark]: Boogie Preprocessor took 165.40 ms. Allocated memory is still 62.9 MB. Free memory was 33.4 MB in the beginning and 27.8 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 15:11:25,853 INFO L168 Benchmark]: RCFGBuilder took 40213.88 ms. Allocated memory is still 62.9 MB. Free memory was 27.8 MB in the beginning and 38.5 MB in the end (delta: -10.6 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2020-11-29 15:11:25,853 INFO L168 Benchmark]: TraceAbstraction took 86146.28 ms. Allocated memory is still 62.9 MB. Free memory was 38.1 MB in the beginning and 32.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. [2020-11-29 15:11:25,854 INFO L168 Benchmark]: Witness Printer took 124.39 ms. Allocated memory is still 62.9 MB. Free memory was 32.3 MB in the beginning and 19.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 15:11:25,857 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 50.3 MB. Free memory is still 30.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 628.62 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 25.4 MB in the beginning and 38.5 MB in the end (delta: -13.1 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 105.94 ms. Allocated memory is still 62.9 MB. Free memory was 38.5 MB in the beginning and 33.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 165.40 ms. Allocated memory is still 62.9 MB. Free memory was 33.4 MB in the beginning and 27.8 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 40213.88 ms. Allocated memory is still 62.9 MB. Free memory was 27.8 MB in the beginning and 38.5 MB in the end (delta: -10.6 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 86146.28 ms. Allocated memory is still 62.9 MB. Free memory was 38.1 MB in the beginning and 32.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. * Witness Printer took 124.39 ms. Allocated memory is still 62.9 MB. Free memory was 32.3 MB in the beginning and 19.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant [2020-11-29 15:11:25,868 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,868 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,868 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,868 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,869 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,869 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,869 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,870 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: \result == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant [2020-11-29 15:11:25,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 15:11:25,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 85.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 79.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 502 SDtfs, 125 SDslu, 539 SDs, 0 SdLazy, 117 SolverSat, 2 SolverUnsat, 30 SolverUnknown, 0 SolverNotchecked, 77.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred 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, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 35 NumberOfFragments, 57 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 4 QuantifiedInterpolants, 2908 SizeOfPredicates, 10 NumberOfNonLiveVariables, 351 ConjunctsInSsa, 13 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! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...