./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G --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 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:07:01,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:07:01,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:07:01,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:07:01,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:07:01,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:07:02,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:07:02,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:07:02,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:07:02,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:07:02,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:07:02,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:07:02,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:07:02,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:07:02,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:07:02,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:07:02,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:07:02,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:07:02,020 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:07:02,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:07:02,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:07:02,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:07:02,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:07:02,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:07:02,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:07:02,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:07:02,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:07:02,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:07:02,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:07:02,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:07:02,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:07:02,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:07:02,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:07:02,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:07:02,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:07:02,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:07:02,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:07:02,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:07:02,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:07:02,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:07:02,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:07:02,055 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-23 14:07:02,083 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:07:02,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:07:02,084 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:07:02,084 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:07:02,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:07:02,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:07:02,085 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:07:02,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:07:02,086 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 14:07:02,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:07:02,086 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 14:07:02,086 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:07:02,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:07:02,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:07:02,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:07:02,087 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 14:07:02,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:07:02,087 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:07:02,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:07:02,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:07:02,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:07:02,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:07:02,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:07:02,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:07:02,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:07:02,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:07:02,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 14:07:02,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 14:07:02,089 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:07:02,090 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 14:07:02,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:07:02,090 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 14:07:02,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2021-11-23 14:07:02,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:07:02,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:07:02,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:07:02,375 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:07:02,376 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:07:02,378 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-11-23 14:07:02,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/data/549009ac0/e03cb3f0d1c84ab989673273f83f6ef7/FLAGf556ba0cf [2021-11-23 14:07:03,051 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:07:03,052 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-11-23 14:07:03,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/data/549009ac0/e03cb3f0d1c84ab989673273f83f6ef7/FLAGf556ba0cf [2021-11-23 14:07:03,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/data/549009ac0/e03cb3f0d1c84ab989673273f83f6ef7 [2021-11-23 14:07:03,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:07:03,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:07:03,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:07:03,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:07:03,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:07:03,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:07:03" (1/1) ... [2021-11-23 14:07:03,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b04aeb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:03, skipping insertion in model container [2021-11-23 14:07:03,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:07:03" (1/1) ... [2021-11-23 14:07:03,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:07:03,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:07:04,019 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1434) 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:1107) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2392) 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:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) 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:1385) 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:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) 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) [2021-11-23 14:07:04,025 INFO L158 Benchmark]: Toolchain (without parser) took 697.89ms. Allocated memory is still 102.8MB. Free memory was 67.5MB in the beginning and 77.3MB in the end (delta: -9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 14:07:04,026 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory was 51.4MB in the beginning and 51.4MB in the end (delta: 25.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:07:04,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 695.11ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 77.3MB in the end (delta: -9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 14:07:04,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory was 51.4MB in the beginning and 51.4MB in the end (delta: 25.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 695.11ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 77.3MB in the end (delta: -9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G --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 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:07:06,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:07:06,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:07:06,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:07:06,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:07:06,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:07:06,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:07:06,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:07:06,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:07:06,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:07:06,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:07:06,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:07:06,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:07:06,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:07:06,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:07:06,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:07:06,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:07:06,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:07:06,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:07:06,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:07:06,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:07:06,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:07:06,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:07:06,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:07:06,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:07:06,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:07:06,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:07:06,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:07:06,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:07:06,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:07:06,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:07:06,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:07:06,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:07:06,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:07:06,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:07:06,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:07:06,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:07:06,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:07:06,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:07:06,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:07:06,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:07:06,539 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-23 14:07:06,564 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:07:06,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:07:06,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:07:06,566 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:07:06,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:07:06,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:07:06,567 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:07:06,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:07:06,568 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 14:07:06,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 14:07:06,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:07:06,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:07:06,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:07:06,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:07:06,570 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 14:07:06,570 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 14:07:06,570 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 14:07:06,571 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 14:07:06,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:07:06,571 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:07:06,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:07:06,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:07:06,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:07:06,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:07:06,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:07:06,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:07:06,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:07:06,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:07:06,574 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-23 14:07:06,574 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 14:07:06,574 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:07:06,575 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 14:07:06,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:07:06,575 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 14:07:06,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 14:07:06,575 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2021-11-23 14:07:06,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:07:07,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:07:07,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:07:07,019 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:07:07,019 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:07:07,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-11-23 14:07:07,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/data/ae1d09cfa/147de458163241d4ab62421c3e03834d/FLAGadc88ffeb [2021-11-23 14:07:07,803 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:07:07,804 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-11-23 14:07:07,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/data/ae1d09cfa/147de458163241d4ab62421c3e03834d/FLAGadc88ffeb [2021-11-23 14:07:08,054 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/data/ae1d09cfa/147de458163241d4ab62421c3e03834d [2021-11-23 14:07:08,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:07:08,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:07:08,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:07:08,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:07:08,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:07:08,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:07:08" (1/1) ... [2021-11-23 14:07:08,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f24500f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:08, skipping insertion in model container [2021-11-23 14:07:08,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:07:08" (1/1) ... [2021-11-23 14:07:08,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:07:08,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:07:08,816 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2021-11-23 14:07:08,819 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2021-11-23 14:07:08,820 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2021-11-23 14:07:08,821 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2021-11-23 14:07:08,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2021-11-23 14:07:08,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2021-11-23 14:07:08,824 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2021-11-23 14:07:08,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2021-11-23 14:07:08,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2021-11-23 14:07:08,828 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2021-11-23 14:07:08,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2021-11-23 14:07:08,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2021-11-23 14:07:08,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2021-11-23 14:07:08,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2021-11-23 14:07:08,835 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2021-11-23 14:07:08,840 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2021-11-23 14:07:08,841 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2021-11-23 14:07:08,843 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2021-11-23 14:07:08,845 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2021-11-23 14:07:08,846 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2021-11-23 14:07:08,847 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2021-11-23 14:07:08,848 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2021-11-23 14:07:08,849 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2021-11-23 14:07:08,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2021-11-23 14:07:08,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2021-11-23 14:07:08,852 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2021-11-23 14:07:08,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2021-11-23 14:07:08,856 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2021-11-23 14:07:08,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2021-11-23 14:07:08,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2021-11-23 14:07:08,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2021-11-23 14:07:08,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2021-11-23 14:07:08,862 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2021-11-23 14:07:08,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2021-11-23 14:07:08,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2021-11-23 14:07:08,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2021-11-23 14:07:08,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:07:08,884 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 14:07:08,928 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2021-11-23 14:07:08,929 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2021-11-23 14:07:08,930 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2021-11-23 14:07:08,930 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2021-11-23 14:07:08,931 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2021-11-23 14:07:08,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2021-11-23 14:07:08,933 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2021-11-23 14:07:08,933 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2021-11-23 14:07:08,934 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2021-11-23 14:07:08,935 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2021-11-23 14:07:08,935 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2021-11-23 14:07:08,936 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2021-11-23 14:07:08,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2021-11-23 14:07:08,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2021-11-23 14:07:08,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2021-11-23 14:07:08,939 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2021-11-23 14:07:08,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2021-11-23 14:07:08,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2021-11-23 14:07:08,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2021-11-23 14:07:08,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2021-11-23 14:07:08,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2021-11-23 14:07:08,943 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2021-11-23 14:07:08,943 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2021-11-23 14:07:08,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2021-11-23 14:07:08,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2021-11-23 14:07:08,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2021-11-23 14:07:08,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2021-11-23 14:07:08,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2021-11-23 14:07:08,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2021-11-23 14:07:08,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2021-11-23 14:07:08,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2021-11-23 14:07:08,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2021-11-23 14:07:08,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2021-11-23 14:07:08,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2021-11-23 14:07:08,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2021-11-23 14:07:08,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2021-11-23 14:07:08,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:07:09,102 INFO L208 MainTranslator]: Completed translation [2021-11-23 14:07:09,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09 WrapperNode [2021-11-23 14:07:09,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:07:09,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 14:07:09,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 14:07:09,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 14:07:09,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09" (1/1) ... [2021-11-23 14:07:09,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09" (1/1) ... [2021-11-23 14:07:09,168 INFO L137 Inliner]: procedures = 449, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 131 [2021-11-23 14:07:09,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 14:07:09,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 14:07:09,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 14:07:09,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 14:07:09,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09" (1/1) ... [2021-11-23 14:07:09,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09" (1/1) ... [2021-11-23 14:07:09,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09" (1/1) ... [2021-11-23 14:07:09,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09" (1/1) ... [2021-11-23 14:07:09,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09" (1/1) ... [2021-11-23 14:07:09,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09" (1/1) ... [2021-11-23 14:07:09,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09" (1/1) ... [2021-11-23 14:07:09,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 14:07:09,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 14:07:09,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 14:07:09,205 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 14:07:09,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09" (1/1) ... [2021-11-23 14:07:09,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:07:09,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 14:07:09,267 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 14:07:09,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 14:07:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 14:07:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 14:07:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 14:07:09,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 14:07:09,388 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 14:07:09,390 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 14:07:12,483 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 14:07:12,491 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 14:07:12,491 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 14:07:12,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:07:12 BoogieIcfgContainer [2021-11-23 14:07:12,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 14:07:12,496 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 14:07:12,496 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 14:07:12,499 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 14:07:12,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:07:08" (1/3) ... [2021-11-23 14:07:12,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447bd7b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:07:12, skipping insertion in model container [2021-11-23 14:07:12,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:07:09" (2/3) ... [2021-11-23 14:07:12,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447bd7b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:07:12, skipping insertion in model container [2021-11-23 14:07:12,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:07:12" (3/3) ... [2021-11-23 14:07:12,503 INFO L111 eAbstractionObserver]: Analyzing ICFG float-no-simp2.i [2021-11-23 14:07:12,508 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 14:07:12,509 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2021-11-23 14:07:12,566 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 14:07:12,573 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 14:07:12,573 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-11-23 14:07:12,589 INFO L276 IsEmpty]: Start isEmpty. Operand has 117 states, 80 states have (on average 1.925) internal successors, (154), 116 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:07:12,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 14:07:12,593 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:07:12,594 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:07:12,595 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-23 14:07:12,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:07:12,601 INFO L85 PathProgramCache]: Analyzing trace with hash 119383820, now seen corresponding path program 1 times [2021-11-23 14:07:12,613 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-23 14:07:12,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [839310662] [2021-11-23 14:07:12,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:07:12,614 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 14:07:12,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat [2021-11-23 14:07:12,618 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 14:07:12,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 14:07:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:07:12,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 14:07:12,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:07:12,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:07:12,751 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:07:12,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:07:12,788 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-23 14:07:12,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [839310662] [2021-11-23 14:07:12,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [839310662] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 14:07:12,789 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:07:12,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-23 14:07:12,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285143378] [2021-11-23 14:07:12,792 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 14:07:12,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 14:07:12,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-23 14:07:12,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 14:07:12,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 14:07:12,848 INFO L87 Difference]: Start difference. First operand has 117 states, 80 states have (on average 1.925) internal successors, (154), 116 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:07:12,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:07:12,883 INFO L93 Difference]: Finished difference Result 171 states and 244 transitions. [2021-11-23 14:07:12,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:07:12,885 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-23 14:07:12,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:07:12,893 INFO L225 Difference]: With dead ends: 171 [2021-11-23 14:07:12,893 INFO L226 Difference]: Without dead ends: 37 [2021-11-23 14:07:12,898 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 14:07:12,903 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 14:07:12,907 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 14:07:12,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-11-23 14:07:12,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-11-23 14:07:12,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 36 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:07:12,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 36 transitions. [2021-11-23 14:07:12,941 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 36 transitions. Word has length 8 [2021-11-23 14:07:12,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:07:12,941 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 36 transitions. [2021-11-23 14:07:12,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:07:12,942 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 36 transitions. [2021-11-23 14:07:12,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 14:07:12,943 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:07:12,943 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:07:12,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 14:07:13,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 [2021-11-23 14:07:13,164 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-23 14:07:13,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:07:13,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1182789617, now seen corresponding path program 1 times [2021-11-23 14:07:13,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-23 14:07:13,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [426548486] [2021-11-23 14:07:13,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:07:13,172 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 14:07:13,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat [2021-11-23 14:07:13,174 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 14:07:13,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-23 14:07:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:07:13,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 14:07:13,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:07:14,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:07:14,393 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:07:14,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:07:14,720 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-23 14:07:14,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [426548486] [2021-11-23 14:07:14,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [426548486] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 14:07:14,720 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:07:14,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2021-11-23 14:07:14,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462714565] [2021-11-23 14:07:14,721 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 14:07:14,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-23 14:07:14,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-23 14:07:14,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-23 14:07:14,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-23 14:07:14,723 INFO L87 Difference]: Start difference. First operand 37 states and 36 transitions. Second operand has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:07:17,469 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:07:19,789 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:07:19,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:07:19,790 INFO L93 Difference]: Finished difference Result 37 states and 36 transitions. [2021-11-23 14:07:19,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 14:07:19,809 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-23 14:07:19,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:07:19,810 INFO L225 Difference]: With dead ends: 37 [2021-11-23 14:07:19,810 INFO L226 Difference]: Without dead ends: 29 [2021-11-23 14:07:19,811 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-11-23 14:07:19,812 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 75 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-11-23 14:07:19,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 16 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 37 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2021-11-23 14:07:19,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-23 14:07:19,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-11-23 14:07:19,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 27 states have (on average 1.037037037037037) internal successors, (28), 28 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:07:19,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 28 transitions. [2021-11-23 14:07:19,817 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 28 transitions. Word has length 9 [2021-11-23 14:07:19,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:07:19,818 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 28 transitions. [2021-11-23 14:07:19,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:07:19,818 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 28 transitions. [2021-11-23 14:07:19,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 14:07:19,819 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:07:19,819 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:07:19,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-23 14:07:20,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 [2021-11-23 14:07:20,045 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-23 14:07:20,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:07:20,046 INFO L85 PathProgramCache]: Analyzing trace with hash 896243704, now seen corresponding path program 1 times [2021-11-23 14:07:20,047 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-23 14:07:20,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1517690654] [2021-11-23 14:07:20,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:07:20,052 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 14:07:20,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat [2021-11-23 14:07:20,053 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 14:07:20,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-23 14:07:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:07:21,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 14:07:21,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:07:29,855 WARN L838 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (not (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|)))) is different from false [2021-11-23 14:07:31,862 WARN L860 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (not (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|)))) is different from true [2021-11-23 14:07:31,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:07:31,862 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:07:45,590 WARN L860 $PredicateComparison]: unable to prove that (or (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| .cse0) .cse0))) (fp.eq (fp.mul c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) |c_ULTIMATE.start_main_~f~0#1|)) is different from true [2021-11-23 14:08:30,893 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) |ULTIMATE.start_main_~f~0#1|) |ULTIMATE.start_main_~f~0#1|)) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|))) is different from false [2021-11-23 14:08:32,902 WARN L860 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) |ULTIMATE.start_main_~f~0#1|) |ULTIMATE.start_main_~f~0#1|)) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|))) is different from true [2021-11-23 14:09:00,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:09:00,102 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-23 14:09:00,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1517690654] [2021-11-23 14:09:00,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1517690654] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 14:09:00,102 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:09:00,102 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 8 [2021-11-23 14:09:00,103 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18857647] [2021-11-23 14:09:00,103 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 14:09:00,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-23 14:09:00,104 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-23 14:09:00,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-23 14:09:00,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=17, Unknown=7, NotChecked=30, Total=72 [2021-11-23 14:09:00,105 INFO L87 Difference]: Start difference. First operand 29 states and 28 transitions. Second operand has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:09:01,631 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 14:09:03,652 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) |ULTIMATE.start_main_~f~0#1|) |ULTIMATE.start_main_~f~0#1|)) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2021-11-23 14:09:14,610 WARN L227 SmtUtils]: Spent 6.14s on a formula simplification. DAG size of input: 17 DAG size of output: 9 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 14:09:22,569 WARN L227 SmtUtils]: Spent 5.32s on a formula simplification. DAG size of input: 15 DAG size of output: 13 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 14:09:25,829 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:09:25,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:09:25,830 INFO L93 Difference]: Finished difference Result 29 states and 28 transitions. [2021-11-23 14:09:25,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 14:09:25,858 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-23 14:09:25,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:09:25,859 INFO L225 Difference]: With dead ends: 29 [2021-11-23 14:09:25,859 INFO L226 Difference]: Without dead ends: 27 [2021-11-23 14:09:25,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 35.7s TimeCoverageRelationStatistics Valid=32, Invalid=30, Unknown=10, NotChecked=60, Total=132 [2021-11-23 14:09:25,861 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 31 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 52 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2021-11-23 14:09:25,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 5 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 1 Unknown, 52 Unchecked, 6.4s Time] [2021-11-23 14:09:25,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-11-23 14:09:25,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-11-23 14:09:25,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0) internal successors, (26), 26 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:09:25,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 26 transitions. [2021-11-23 14:09:25,867 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 26 transitions. Word has length 20 [2021-11-23 14:09:25,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:09:25,867 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 26 transitions. [2021-11-23 14:09:25,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:09:25,868 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2021-11-23 14:09:25,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 14:09:25,869 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:09:25,869 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:09:25,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-23 14:09:26,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 [2021-11-23 14:09:26,087 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-23 14:09:26,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:09:26,088 INFO L85 PathProgramCache]: Analyzing trace with hash 420833136, now seen corresponding path program 1 times [2021-11-23 14:09:26,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-23 14:09:26,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1868840789] [2021-11-23 14:09:26,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:09:26,088 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 14:09:26,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat [2021-11-23 14:09:26,089 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 14:09:26,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-23 14:09:27,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:09:27,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 14:09:27,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:09:38,191 WARN L838 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (not (fp.eq (fp.div roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) |ULTIMATE.start_main_~f~0#1|)))) is different from false [2021-11-23 14:09:40,208 WARN L860 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (not (fp.eq (fp.div roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) |ULTIMATE.start_main_~f~0#1|)))) is different from true [2021-11-23 14:09:40,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:09:40,209 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:09:46,139 WARN L860 $PredicateComparison]: unable to prove that (fp.eq (fp.div c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode 1.0)) |c_ULTIMATE.start_main_~f~0#1|) is different from true [2021-11-23 14:10:17,678 WARN L860 $PredicateComparison]: unable to prove that (or (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| .cse0) .cse0))) (fp.eq (fp.div c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode 1.0)) |c_ULTIMATE.start_main_~f~0#1|)) is different from true [2021-11-23 14:11:19,113 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) |ULTIMATE.start_main_~f~0#1|) |ULTIMATE.start_main_~f~0#1|)) (fp.eq (fp.div c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode 1.0)) |ULTIMATE.start_main_~f~0#1|))) is different from false [2021-11-23 14:11:21,136 WARN L860 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) |ULTIMATE.start_main_~f~0#1|) |ULTIMATE.start_main_~f~0#1|)) (fp.eq (fp.div c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode 1.0)) |ULTIMATE.start_main_~f~0#1|))) is different from true [2021-11-23 14:11:58,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:11:58,736 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-23 14:11:58,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1868840789] [2021-11-23 14:11:58,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1868840789] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 14:11:58,736 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:11:58,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 8 [2021-11-23 14:11:58,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877924776] [2021-11-23 14:11:58,737 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 14:11:58,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-23 14:11:58,738 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-23 14:11:58,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-23 14:11:58,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=12, Unknown=6, NotChecked=36, Total=72 [2021-11-23 14:11:58,739 INFO L87 Difference]: Start difference. First operand 27 states and 26 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:12:00,764 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) |ULTIMATE.start_main_~f~0#1|) |ULTIMATE.start_main_~f~0#1|)) (fp.eq (fp.div c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode 1.0)) |ULTIMATE.start_main_~f~0#1|))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2021-11-23 14:12:23,843 WARN L227 SmtUtils]: Spent 15.43s on a formula simplification. DAG size of input: 17 DAG size of output: 9 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 14:12:25,650 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:12:27,842 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:12:29,668 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:12:32,547 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:12:34,625 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:12:36,053 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:13:00,364 WARN L227 SmtUtils]: Spent 14.54s on a formula simplification. DAG size of input: 15 DAG size of output: 13 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 14:13:02,420 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:13:03,787 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:13:05,883 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:13:07,973 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:13:10,045 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:13:11,461 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:13:13,546 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:13:15,635 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-23 14:13:15,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:13:15,635 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2021-11-23 14:13:15,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 14:13:15,661 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-23 14:13:15,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:13:15,662 INFO L225 Difference]: With dead ends: 27 [2021-11-23 14:13:15,662 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 14:13:15,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 63.8s TimeCoverageRelationStatistics Valid=30, Invalid=19, Unknown=13, NotChecked=70, Total=132 [2021-11-23 14:13:15,664 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 7 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 1 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 31 IncrementalHoareTripleChecker+Unchecked, 28.2s IncrementalHoareTripleChecker+Time [2021-11-23 14:13:15,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 1 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 9 Unknown, 31 Unchecked, 28.2s Time] [2021-11-23 14:13:15,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 14:13:15,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 14:13:15,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:15,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 14:13:15,666 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-11-23 14:13:15,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:13:15,667 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 14:13:15,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:15,667 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 14:13:15,667 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 14:13:15,670 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (35 of 36 remaining) [2021-11-23 14:13:15,671 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (34 of 36 remaining) [2021-11-23 14:13:15,671 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (33 of 36 remaining) [2021-11-23 14:13:15,671 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (32 of 36 remaining) [2021-11-23 14:13:15,672 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (31 of 36 remaining) [2021-11-23 14:13:15,672 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (30 of 36 remaining) [2021-11-23 14:13:15,672 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (29 of 36 remaining) [2021-11-23 14:13:15,672 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (28 of 36 remaining) [2021-11-23 14:13:15,673 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (27 of 36 remaining) [2021-11-23 14:13:15,673 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (26 of 36 remaining) [2021-11-23 14:13:15,673 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (25 of 36 remaining) [2021-11-23 14:13:15,673 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (24 of 36 remaining) [2021-11-23 14:13:15,674 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (23 of 36 remaining) [2021-11-23 14:13:15,674 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (22 of 36 remaining) [2021-11-23 14:13:15,674 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (21 of 36 remaining) [2021-11-23 14:13:15,675 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (20 of 36 remaining) [2021-11-23 14:13:15,675 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (19 of 36 remaining) [2021-11-23 14:13:15,675 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (18 of 36 remaining) [2021-11-23 14:13:15,675 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (17 of 36 remaining) [2021-11-23 14:13:15,676 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (16 of 36 remaining) [2021-11-23 14:13:15,676 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (15 of 36 remaining) [2021-11-23 14:13:15,676 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (14 of 36 remaining) [2021-11-23 14:13:15,677 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (13 of 36 remaining) [2021-11-23 14:13:15,677 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (12 of 36 remaining) [2021-11-23 14:13:15,677 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (11 of 36 remaining) [2021-11-23 14:13:15,677 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (10 of 36 remaining) [2021-11-23 14:13:15,678 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (9 of 36 remaining) [2021-11-23 14:13:15,678 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (8 of 36 remaining) [2021-11-23 14:13:15,678 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (7 of 36 remaining) [2021-11-23 14:13:15,679 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (6 of 36 remaining) [2021-11-23 14:13:15,679 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (5 of 36 remaining) [2021-11-23 14:13:15,679 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (4 of 36 remaining) [2021-11-23 14:13:15,679 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (3 of 36 remaining) [2021-11-23 14:13:15,680 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (2 of 36 remaining) [2021-11-23 14:13:15,680 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (1 of 36 remaining) [2021-11-23 14:13:15,680 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (0 of 36 remaining) [2021-11-23 14:13:15,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-23 14:13:15,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/mathsat -unsat_core_generation=3 [2021-11-23 14:13:15,902 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 14:13:15,905 INFO L858 garLoopResultBuilder]: For program point L2-1(lines 2 4) no Hoare annotation was computed. [2021-11-23 14:13:15,905 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 1023) no Hoare annotation was computed. [2021-11-23 14:13:15,905 INFO L858 garLoopResultBuilder]: For program point L1026-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,906 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2021-11-23 14:13:15,906 INFO L858 garLoopResultBuilder]: For program point L977(line 977) no Hoare annotation was computed. [2021-11-23 14:13:15,906 INFO L858 garLoopResultBuilder]: For program point L977-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,906 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2021-11-23 14:13:15,907 INFO L858 garLoopResultBuilder]: For program point L3(line 3) no Hoare annotation was computed. [2021-11-23 14:13:15,907 INFO L858 garLoopResultBuilder]: For program point L1027(line 1027) no Hoare annotation was computed. [2021-11-23 14:13:15,907 INFO L858 garLoopResultBuilder]: For program point L3-2(line 3) no Hoare annotation was computed. [2021-11-23 14:13:15,907 INFO L858 garLoopResultBuilder]: For program point L1027-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,907 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-23 14:13:15,908 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 1016) no Hoare annotation was computed. [2021-11-23 14:13:15,908 INFO L858 garLoopResultBuilder]: For program point L1028(line 1028) no Hoare annotation was computed. [2021-11-23 14:13:15,908 INFO L858 garLoopResultBuilder]: For program point L995(line 995) no Hoare annotation was computed. [2021-11-23 14:13:15,908 INFO L858 garLoopResultBuilder]: For program point L1028-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,908 INFO L858 garLoopResultBuilder]: For program point L995-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,909 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2021-11-23 14:13:15,909 INFO L858 garLoopResultBuilder]: For program point L1012(line 1012) no Hoare annotation was computed. [2021-11-23 14:13:15,909 INFO L858 garLoopResultBuilder]: For program point L979(line 979) no Hoare annotation was computed. [2021-11-23 14:13:15,909 INFO L858 garLoopResultBuilder]: For program point L1012-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,910 INFO L858 garLoopResultBuilder]: For program point L979-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,910 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2021-11-23 14:13:15,910 INFO L858 garLoopResultBuilder]: For program point L1029(line 1029) no Hoare annotation was computed. [2021-11-23 14:13:15,910 INFO L858 garLoopResultBuilder]: For program point L996(line 996) no Hoare annotation was computed. [2021-11-23 14:13:15,910 INFO L858 garLoopResultBuilder]: For program point L1029-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,911 INFO L858 garLoopResultBuilder]: For program point L996-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,911 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 991) no Hoare annotation was computed. [2021-11-23 14:13:15,911 INFO L858 garLoopResultBuilder]: For program point L1013(line 1013) no Hoare annotation was computed. [2021-11-23 14:13:15,911 INFO L858 garLoopResultBuilder]: For program point L1013-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,912 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2021-11-23 14:13:15,912 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1028) no Hoare annotation was computed. [2021-11-23 14:13:15,912 INFO L858 garLoopResultBuilder]: For program point L1030(line 1030) no Hoare annotation was computed. [2021-11-23 14:13:15,912 INFO L858 garLoopResultBuilder]: For program point L997(line 997) no Hoare annotation was computed. [2021-11-23 14:13:15,912 INFO L858 garLoopResultBuilder]: For program point L997-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,913 INFO L858 garLoopResultBuilder]: For program point L1014(line 1014) no Hoare annotation was computed. [2021-11-23 14:13:15,913 INFO L858 garLoopResultBuilder]: For program point L1014-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,913 INFO L858 garLoopResultBuilder]: For program point L998(line 998) no Hoare annotation was computed. [2021-11-23 14:13:15,913 INFO L858 garLoopResultBuilder]: For program point L998-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,913 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 1017) no Hoare annotation was computed. [2021-11-23 14:13:15,914 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 995) no Hoare annotation was computed. [2021-11-23 14:13:15,914 INFO L858 garLoopResultBuilder]: For program point L1015(line 1015) no Hoare annotation was computed. [2021-11-23 14:13:15,914 INFO L858 garLoopResultBuilder]: For program point L1015-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,914 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 1012) no Hoare annotation was computed. [2021-11-23 14:13:15,914 INFO L858 garLoopResultBuilder]: For program point L999(line 999) no Hoare annotation was computed. [2021-11-23 14:13:15,915 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1030) no Hoare annotation was computed. [2021-11-23 14:13:15,915 INFO L858 garLoopResultBuilder]: For program point L966(lines 966 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,915 INFO L858 garLoopResultBuilder]: For program point L999-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,915 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 14:13:15,915 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 992) no Hoare annotation was computed. [2021-11-23 14:13:15,916 INFO L858 garLoopResultBuilder]: For program point L1016(line 1016) no Hoare annotation was computed. [2021-11-23 14:13:15,916 INFO L858 garLoopResultBuilder]: For program point L983(line 983) no Hoare annotation was computed. [2021-11-23 14:13:15,916 INFO L858 garLoopResultBuilder]: For program point L1016-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,916 INFO L858 garLoopResultBuilder]: For program point L983-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,916 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2021-11-23 14:13:15,917 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2021-11-23 14:13:15,917 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1024) no Hoare annotation was computed. [2021-11-23 14:13:15,917 INFO L858 garLoopResultBuilder]: For program point L1017(line 1017) no Hoare annotation was computed. [2021-11-23 14:13:15,917 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 979) no Hoare annotation was computed. [2021-11-23 14:13:15,917 INFO L858 garLoopResultBuilder]: For program point L1017-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,918 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-11-23 14:13:15,918 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 996) no Hoare annotation was computed. [2021-11-23 14:13:15,918 INFO L858 garLoopResultBuilder]: For program point L1018(line 1018) no Hoare annotation was computed. [2021-11-23 14:13:15,918 INFO L858 garLoopResultBuilder]: For program point L1018-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,918 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 1013) no Hoare annotation was computed. [2021-11-23 14:13:15,919 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 986) no Hoare annotation was computed. [2021-11-23 14:13:15,919 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-23 14:13:15,919 INFO L858 garLoopResultBuilder]: For program point L1019(line 1019) no Hoare annotation was computed. [2021-11-23 14:13:15,919 INFO L858 garLoopResultBuilder]: For program point L986(line 986) no Hoare annotation was computed. [2021-11-23 14:13:15,919 INFO L858 garLoopResultBuilder]: For program point L1019-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,920 INFO L858 garLoopResultBuilder]: For program point L986-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,920 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 1006) no Hoare annotation was computed. [2021-11-23 14:13:15,920 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1026) no Hoare annotation was computed. [2021-11-23 14:13:15,920 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1025) no Hoare annotation was computed. [2021-11-23 14:13:15,921 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2021-11-23 14:13:15,921 INFO L858 garLoopResultBuilder]: For program point L1004(line 1004) no Hoare annotation was computed. [2021-11-23 14:13:15,921 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2021-11-23 14:13:15,921 INFO L858 garLoopResultBuilder]: For program point L1004-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,921 INFO L858 garLoopResultBuilder]: For program point L1005(line 1005) no Hoare annotation was computed. [2021-11-23 14:13:15,922 INFO L858 garLoopResultBuilder]: For program point L1005-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,922 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 1018) no Hoare annotation was computed. [2021-11-23 14:13:15,922 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2021-11-23 14:13:15,922 INFO L858 garLoopResultBuilder]: For program point L1022(line 1022) no Hoare annotation was computed. [2021-11-23 14:13:15,922 INFO L858 garLoopResultBuilder]: For program point L1022-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,923 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2021-11-23 14:13:15,923 INFO L858 garLoopResultBuilder]: For program point L1006(line 1006) no Hoare annotation was computed. [2021-11-23 14:13:15,923 INFO L858 garLoopResultBuilder]: For program point L1006-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,923 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1027) no Hoare annotation was computed. [2021-11-23 14:13:15,923 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-23 14:13:15,923 INFO L858 garLoopResultBuilder]: For program point L1023(line 1023) no Hoare annotation was computed. [2021-11-23 14:13:15,924 INFO L858 garLoopResultBuilder]: For program point L990(line 990) no Hoare annotation was computed. [2021-11-23 14:13:15,924 INFO L858 garLoopResultBuilder]: For program point L1023-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,924 INFO L858 garLoopResultBuilder]: For program point L990-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,924 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2021-11-23 14:13:15,924 INFO L858 garLoopResultBuilder]: For program point L1007(line 1007) no Hoare annotation was computed. [2021-11-23 14:13:15,925 INFO L858 garLoopResultBuilder]: For program point L1007-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,925 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 1022) no Hoare annotation was computed. [2021-11-23 14:13:15,925 INFO L858 garLoopResultBuilder]: For program point L1024(line 1024) no Hoare annotation was computed. [2021-11-23 14:13:15,925 INFO L858 garLoopResultBuilder]: For program point L991(line 991) no Hoare annotation was computed. [2021-11-23 14:13:15,925 INFO L858 garLoopResultBuilder]: For program point L1024-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,925 INFO L858 garLoopResultBuilder]: For program point L991-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,925 INFO L858 garLoopResultBuilder]: For program point L1008(line 1008) no Hoare annotation was computed. [2021-11-23 14:13:15,925 INFO L858 garLoopResultBuilder]: For program point L1008-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,926 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2021-11-23 14:13:15,926 INFO L858 garLoopResultBuilder]: For program point L1025(line 1025) no Hoare annotation was computed. [2021-11-23 14:13:15,926 INFO L858 garLoopResultBuilder]: For program point L992(line 992) no Hoare annotation was computed. [2021-11-23 14:13:15,926 INFO L858 garLoopResultBuilder]: For program point L1025-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,926 INFO L858 garLoopResultBuilder]: For program point L992-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,927 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 997) no Hoare annotation was computed. [2021-11-23 14:13:15,927 INFO L858 garLoopResultBuilder]: For program point L1009(line 1009) no Hoare annotation was computed. [2021-11-23 14:13:15,927 INFO L858 garLoopResultBuilder]: For program point L976(line 976) no Hoare annotation was computed. [2021-11-23 14:13:15,927 INFO L858 garLoopResultBuilder]: For program point L976-1(line 976) no Hoare annotation was computed. [2021-11-23 14:13:15,927 INFO L858 garLoopResultBuilder]: For program point L1009-2(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,928 INFO L858 garLoopResultBuilder]: For program point L976-3(lines 967 1031) no Hoare annotation was computed. [2021-11-23 14:13:15,928 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 1014) no Hoare annotation was computed. [2021-11-23 14:13:15,928 INFO L858 garLoopResultBuilder]: For program point L2(lines 2 4) no Hoare annotation was computed. [2021-11-23 14:13:15,928 INFO L858 garLoopResultBuilder]: For program point L1026(line 1026) no Hoare annotation was computed. [2021-11-23 14:13:15,932 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-23 14:13:15,934 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 14:13:15,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:13:15 BoogieIcfgContainer [2021-11-23 14:13:15,940 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 14:13:15,941 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 14:13:15,941 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 14:13:15,942 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 14:13:15,942 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:07:12" (3/4) ... [2021-11-23 14:13:15,945 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 14:13:15,961 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-23 14:13:15,962 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 14:13:15,963 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 14:13:15,963 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 14:13:16,023 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/witness.graphml [2021-11-23 14:13:16,023 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 14:13:16,024 INFO L158 Benchmark]: Toolchain (without parser) took 367964.54ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 38.3MB in the beginning and 53.2MB in the end (delta: -14.9MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2021-11-23 14:13:16,024 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:13:16,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1041.97ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 38.0MB in the beginning and 56.4MB in the end (delta: -18.3MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2021-11-23 14:13:16,025 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.78ms. Allocated memory is still 77.6MB. Free memory was 56.4MB in the beginning and 53.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 14:13:16,026 INFO L158 Benchmark]: Boogie Preprocessor took 34.04ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 51.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:13:16,026 INFO L158 Benchmark]: RCFGBuilder took 3289.68ms. Allocated memory is still 77.6MB. Free memory was 51.6MB in the beginning and 38.3MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 14:13:16,027 INFO L158 Benchmark]: TraceAbstraction took 363444.46ms. Allocated memory is still 77.6MB. Free memory was 37.6MB in the beginning and 29.4MB in the end (delta: 8.1MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-11-23 14:13:16,027 INFO L158 Benchmark]: Witness Printer took 82.01ms. Allocated memory is still 77.6MB. Free memory was 29.4MB in the beginning and 53.2MB in the end (delta: -23.7MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2021-11-23 14:13:16,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1041.97ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 38.0MB in the beginning and 56.4MB in the end (delta: -18.3MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.78ms. Allocated memory is still 77.6MB. Free memory was 56.4MB in the beginning and 53.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.04ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 51.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 3289.68ms. Allocated memory is still 77.6MB. Free memory was 51.6MB in the beginning and 38.3MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 363444.46ms. Allocated memory is still 77.6MB. Free memory was 37.6MB in the beginning and 29.4MB in the end (delta: 8.1MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Witness Printer took 82.01ms. Allocated memory is still 77.6MB. Free memory was 29.4MB in the beginning and 53.2MB in the end (delta: -23.7MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 976]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 977]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 979]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 983]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 986]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 990]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 991]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 992]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 995]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 996]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 997]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 998]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 999]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1005]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1006]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1007]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1008]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1009]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1012]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1013]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1014]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1015]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1016]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1017]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1018]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1019]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1022]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1023]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1024]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1025]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1026]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1027]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1028]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1029]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1030]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 117 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 363.4s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 107.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 113 SdHoareTripleChecker+Valid, 39.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 113 mSDsluCounter, 78 SdHoareTripleChecker+Invalid, 38.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 83 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 75 IncrementalHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 63 mSDtfsCounter, 75 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 101 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 9 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 100.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=117occurred in iteration=0, InterpolantAutomatonStates: 20, 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 250.9s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 118 ConstructedInterpolants, 16 QuantifiedInterpolants, 1274 SizeOfPredicates, 12 NumberOfNonLiveVariables, 119 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-23 14:13:16,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cf71e5-228f-47e5-afb3-48fecb30aa9d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE