./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/isgreater.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/isgreater.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ca0c06db0d548ad5f9400cf668a12fc2563c23d ................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/isgreater.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ca0c06db0d548ad5f9400cf668a12fc2563c23d ............................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 22:33:49,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:33:49,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:33:49,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:33:49,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:33:49,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:33:49,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:33:49,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:33:49,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:33:50,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:33:50,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:33:50,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:33:50,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:33:50,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:33:50,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:33:50,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:33:50,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:33:50,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:33:50,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:33:50,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:33:50,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:33:50,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:33:50,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:33:50,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:33:50,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:33:50,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:33:50,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:33:50,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:33:50,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:33:50,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:33:50,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:33:50,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:33:50,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:33:50,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:33:50,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:33:50,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:33:50,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:33:50,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:33:50,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:33:50,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:33:50,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:33:50,042 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 22:33:50,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:33:50,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:33:50,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:33:50,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:33:50,079 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 22:33:50,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:33:50,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 22:33:50,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:33:50,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 22:33:50,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:33:50,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:33:50,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:33:50,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:33:50,081 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 22:33:50,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:33:50,082 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:33:50,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:33:50,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:33:50,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 22:33:50,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:33:50,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 22:33:50,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 22:33:50,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:33:50,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:33:50,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:33:50,085 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 22:33:50,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 22:33:50,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:33:50,086 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_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 -> 3ca0c06db0d548ad5f9400cf668a12fc2563c23d [2019-11-19 22:33:50,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:33:50,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:33:50,274 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:33:50,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:33:50,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:33:50,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/../../sv-benchmarks/c/floats-esbmc-regression/isgreater.i [2019-11-19 22:33:50,325 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/data/49769a266/4b4b4286e006452b8d4bf1523d0d9bcb/FLAGe6f6565ab [2019-11-19 22:33:50,870 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:33:50,870 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/sv-benchmarks/c/floats-esbmc-regression/isgreater.i [2019-11-19 22:33:50,884 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/data/49769a266/4b4b4286e006452b8d4bf1523d0d9bcb/FLAGe6f6565ab [2019-11-19 22:33:51,347 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/data/49769a266/4b4b4286e006452b8d4bf1523d0d9bcb [2019-11-19 22:33:51,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:33:51,350 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:33:51,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:33:51,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:33:51,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:33:51,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:33:51" (1/1) ... [2019-11-19 22:33:51,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f264181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:51, skipping insertion in model container [2019-11-19 22:33:51,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:33:51" (1/1) ... [2019-11-19 22:33:51,366 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:33:51,417 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:33:51,886 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.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1636) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$44(StandardFunctionHandler.java:320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1262) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2226) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:172) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleFloatBuiltinBinaryComparison(StandardFunctionHandler.java:1703) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$47(StandardFunctionHandler.java:323) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1262) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:172) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:906) 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:1284) 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:3361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2176) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) 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:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-19 22:33:51,893 INFO L168 Benchmark]: Toolchain (without parser) took 541.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 943.4 MB in the beginning and 1.2 GB in the end (delta: -226.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-11-19 22:33:51,893 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:33:51,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 536.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 943.4 MB in the beginning and 1.2 GB in the end (delta: -226.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-11-19 22:33:51,896 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 536.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 943.4 MB in the beginning and 1.2 GB in the end (delta: -226.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 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 0.1.24-678e011 [2019-11-19 22:33:53,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:33:53,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:33:53,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:33:53,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:33:53,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:33:53,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:33:53,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:33:53,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:33:53,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:33:53,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:33:53,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:33:53,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:33:53,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:33:53,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:33:53,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:33:53,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:33:53,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:33:53,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:33:53,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:33:53,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:33:53,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:33:53,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:33:53,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:33:53,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:33:53,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:33:53,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:33:53,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:33:53,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:33:53,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:33:53,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:33:53,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:33:53,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:33:53,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:33:53,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:33:53,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:33:53,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:33:53,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:33:53,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:33:53,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:33:53,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:33:53,804 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-19 22:33:53,834 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:33:53,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:33:53,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:33:53,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:33:53,836 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 22:33:53,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:33:53,837 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 22:33:53,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 22:33:53,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:33:53,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:33:53,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:33:53,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:33:53,839 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 22:33:53,839 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 22:33:53,839 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 22:33:53,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:33:53,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:33:53,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:33:53,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:33:53,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 22:33:53,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:33:53,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 22:33:53,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 22:33:53,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:33:53,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:33:53,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:33:53,843 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-19 22:33:53,843 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 22:33:53,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:33:53,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 22:33:53,844 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_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 -> 3ca0c06db0d548ad5f9400cf668a12fc2563c23d [2019-11-19 22:33:54,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:33:54,164 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:33:54,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:33:54,169 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:33:54,169 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:33:54,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/../../sv-benchmarks/c/floats-esbmc-regression/isgreater.i [2019-11-19 22:33:54,239 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/data/2f26f7b87/9933005ccebc4aac9762031c8f6c2b77/FLAG408170e2c [2019-11-19 22:33:54,776 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:33:54,780 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/sv-benchmarks/c/floats-esbmc-regression/isgreater.i [2019-11-19 22:33:54,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/data/2f26f7b87/9933005ccebc4aac9762031c8f6c2b77/FLAG408170e2c [2019-11-19 22:33:55,032 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/data/2f26f7b87/9933005ccebc4aac9762031c8f6c2b77 [2019-11-19 22:33:55,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:33:55,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:33:55,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:33:55,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:33:55,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:33:55,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:33:55" (1/1) ... [2019-11-19 22:33:55,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f094b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:55, skipping insertion in model container [2019-11-19 22:33:55,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:33:55" (1/1) ... [2019-11-19 22:33:55,058 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:33:55,113 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:33:55,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:33:55,623 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:33:55,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:33:56,010 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:33:56,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56 WrapperNode [2019-11-19 22:33:56,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:33:56,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:33:56,012 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:33:56,012 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:33:56,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56" (1/1) ... [2019-11-19 22:33:56,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56" (1/1) ... [2019-11-19 22:33:56,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:33:56,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:33:56,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:33:56,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:33:56,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56" (1/1) ... [2019-11-19 22:33:56,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56" (1/1) ... [2019-11-19 22:33:56,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56" (1/1) ... [2019-11-19 22:33:56,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56" (1/1) ... [2019-11-19 22:33:56,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56" (1/1) ... [2019-11-19 22:33:56,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56" (1/1) ... [2019-11-19 22:33:56,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56" (1/1) ... [2019-11-19 22:33:56,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:33:56,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:33:56,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:33:56,095 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:33:56,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 22:33:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:33:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:33:56,374 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:33:56,374 INFO L285 CfgBuilder]: Removed 12 assume(true) statements. [2019-11-19 22:33:56,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:33:56 BoogieIcfgContainer [2019-11-19 22:33:56,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:33:56,376 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 22:33:56,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 22:33:56,379 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 22:33:56,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 10:33:55" (1/3) ... [2019-11-19 22:33:56,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b61c3a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:33:56, skipping insertion in model container [2019-11-19 22:33:56,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:33:56" (2/3) ... [2019-11-19 22:33:56,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b61c3a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:33:56, skipping insertion in model container [2019-11-19 22:33:56,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:33:56" (3/3) ... [2019-11-19 22:33:56,383 INFO L109 eAbstractionObserver]: Analyzing ICFG isgreater.i [2019-11-19 22:33:56,392 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 22:33:56,398 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-11-19 22:33:56,409 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-11-19 22:33:56,431 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 22:33:56,431 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 22:33:56,432 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 22:33:56,432 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 22:33:56,432 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 22:33:56,432 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 22:33:56,432 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 22:33:56,433 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 22:33:56,447 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states. [2019-11-19 22:33:56,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-11-19 22:33:56,452 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:33:56,453 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-11-19 22:33:56,453 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:33:56,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:33:56,459 INFO L82 PathProgramCache]: Analyzing trace with hash 30882, now seen corresponding path program 1 times [2019-11-19 22:33:56,470 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-19 22:33:56,470 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1389308989] [2019-11-19 22:33:56,470 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-19 22:33:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:33:56,544 WARN L253 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-19 22:33:56,549 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:33:56,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:33:56,710 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-19 22:33:56,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:33:56,722 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1389308989] [2019-11-19 22:33:56,722 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:33:56,723 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2019-11-19 22:33:56,724 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007929722] [2019-11-19 22:33:56,729 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 22:33:56,730 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-19 22:33:56,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 22:33:56,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:33:56,742 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 4 states. [2019-11-19 22:33:56,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:33:56,819 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2019-11-19 22:33:56,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 22:33:56,821 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2019-11-19 22:33:56,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:33:56,829 INFO L225 Difference]: With dead ends: 30 [2019-11-19 22:33:56,829 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 22:33:56,833 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 22:33:56,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 22:33:56,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 22:33:56,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 22:33:56,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 22:33:56,858 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 3 [2019-11-19 22:33:56,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:33:56,858 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 22:33:56,858 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 22:33:56,859 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 22:33:56,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 22:33:57,070 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-19 22:33:57,074 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 22:33:57,134 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 22:33:57,134 INFO L440 ceAbstractionStarter]: At program point L867-3(line 867) the Hoare annotation is: (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) [2019-11-19 22:33:57,134 INFO L444 ceAbstractionStarter]: For program point L867-4(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,135 INFO L444 ceAbstractionStarter]: For program point L867-5(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,135 INFO L440 ceAbstractionStarter]: At program point L867-7(line 867) the Hoare annotation is: (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) [2019-11-19 22:33:57,135 INFO L444 ceAbstractionStarter]: For program point L867-8(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,135 INFO L444 ceAbstractionStarter]: For program point L867-9(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,135 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,136 INFO L440 ceAbstractionStarter]: At program point L867-11(line 867) the Hoare annotation is: (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) [2019-11-19 22:33:57,136 INFO L444 ceAbstractionStarter]: For program point L867-12(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,136 INFO L444 ceAbstractionStarter]: For program point L867-13(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,136 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,136 INFO L440 ceAbstractionStarter]: At program point L867-15(line 867) the Hoare annotation is: (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) [2019-11-19 22:33:57,137 INFO L440 ceAbstractionStarter]: At program point L876(lines 869 877) the Hoare annotation is: (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) [2019-11-19 22:33:57,137 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 22:33:57,137 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 22:33:57,137 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,137 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,138 INFO L444 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,138 INFO L444 ceAbstractionStarter]: For program point L867-1(line 867) no Hoare annotation was computed. [2019-11-19 22:33:57,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 10:33:57 BoogieIcfgContainer [2019-11-19 22:33:57,153 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 22:33:57,154 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 22:33:57,154 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 22:33:57,154 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 22:33:57,155 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:33:56" (3/4) ... [2019-11-19 22:33:57,159 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 22:33:57,169 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-11-19 22:33:57,169 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 22:33:57,215 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d49225bf-6f0e-4ecc-bb77-f333b7042c1d/bin/uautomizer/witness.graphml [2019-11-19 22:33:57,215 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 22:33:57,217 INFO L168 Benchmark]: Toolchain (without parser) took 2180.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 956.4 MB in the beginning and 1.0 GB in the end (delta: -53.1 MB). Peak memory consumption was 119.4 MB. Max. memory is 11.5 GB. [2019-11-19 22:33:57,218 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:33:57,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 970.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -109.0 MB). Peak memory consumption was 74.4 MB. Max. memory is 11.5 GB. [2019-11-19 22:33:57,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:33:57,220 INFO L168 Benchmark]: Boogie Preprocessor took 24.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2019-11-19 22:33:57,221 INFO L168 Benchmark]: RCFGBuilder took 280.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. [2019-11-19 22:33:57,221 INFO L168 Benchmark]: TraceAbstraction took 776.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2019-11-19 22:33:57,222 INFO L168 Benchmark]: Witness Printer took 61.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2019-11-19 22:33:57,225 INFO L335 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 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 970.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -109.0 MB). Peak memory consumption was 74.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 280.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 776.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Witness Printer took 61.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 867]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 867]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 867]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 867]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 20 locations, 4 error locations. Result: SAFE, OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 7 SDtfs, 14 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 10 NumberOfFragments, 25 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 2 NumberOfNonLiveVariables, 6 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...