./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD --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 .......................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD --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 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:57:11,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:57:11,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:57:11,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:57:11,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:57:11,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:57:11,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:57:11,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:57:11,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:57:11,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:57:11,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:57:11,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:57:11,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:57:11,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:57:11,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:57:11,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:57:11,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:57:11,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:57:11,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:57:11,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:57:11,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:57:11,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:57:11,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:57:11,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:57:11,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:57:11,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:57:11,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:57:11,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:57:11,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:57:11,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:57:11,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:57:11,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:57:11,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:57:11,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:57:11,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:57:11,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:57:11,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:57:11,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:57:11,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:57:11,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:57:11,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:57:11,506 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:57:11,560 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:57:11,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:57:11,561 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:57:11,561 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:57:11,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:57:11,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:57:11,567 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:57:11,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:57:11,568 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:57:11,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:57:11,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:57:11,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:57:11,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:57:11,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:57:11,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:57:11,571 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:57:11,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:57:11,571 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:57:11,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:57:11,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:57:11,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:57:11,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:57:11,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:57:11,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:57:11,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:57:11,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:57:11,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:57:11,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:57:11,574 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:57:11,576 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:57:11,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:57:11,576 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:57:11,577 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2021-10-28 23:57:11,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:57:11,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:57:11,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:57:11,889 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:57:11,890 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:57:11,891 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-10-28 23:57:11,994 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/data/5fd84ba24/4f6f43ba61204ae0a690fc9a7362585c/FLAGb9981ac75 [2021-10-28 23:57:12,615 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:57:12,616 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-10-28 23:57:12,641 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/data/5fd84ba24/4f6f43ba61204ae0a690fc9a7362585c/FLAGb9981ac75 [2021-10-28 23:57:12,865 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/data/5fd84ba24/4f6f43ba61204ae0a690fc9a7362585c [2021-10-28 23:57:12,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:57:12,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:57:12,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:57:12,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:57:12,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:57:12,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:57:12" (1/1) ... [2021-10-28 23:57:12,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e74fbba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:12, skipping insertion in model container [2021-10-28 23:57:12,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:57:12" (1/1) ... [2021-10-28 23:57:12,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:57:12,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:57:13,649 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:1694) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1414) 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:1087) 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:2355) 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:2355) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1421) 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:1365) 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:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1436) 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:3224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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) [2021-10-28 23:57:13,656 INFO L168 Benchmark]: Toolchain (without parser) took 784.65 ms. Allocated memory is still 146.8 MB. Free memory was 112.9 MB in the beginning and 119.1 MB in the end (delta: -6.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:57:13,658 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 45.3 MB in the beginning and 45.2 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:57:13,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 781.53 ms. Allocated memory is still 146.8 MB. Free memory was 112.5 MB in the beginning and 119.1 MB in the end (delta: -6.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:57:13,661 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 45.3 MB in the beginning and 45.2 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 781.53 ms. Allocated memory is still 146.8 MB. Free memory was 112.5 MB in the beginning and 119.1 MB in the end (delta: -6.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:57:16,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:57:16,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:57:16,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:57:16,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:57:16,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:57:16,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:57:16,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:57:16,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:57:16,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:57:16,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:57:16,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:57:16,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:57:16,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:57:16,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:57:16,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:57:16,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:57:16,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:57:16,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:57:16,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:57:16,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:57:16,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:57:16,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:57:16,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:57:16,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:57:16,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:57:16,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:57:16,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:57:16,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:57:16,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:57:16,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:57:16,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:57:16,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:57:16,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:57:16,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:57:16,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:57:16,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:57:16,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:57:16,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:57:16,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:57:16,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:57:16,277 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-28 23:57:16,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:57:16,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:57:16,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:57:16,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:57:16,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:57:16,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:57:16,340 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:57:16,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:57:16,341 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:57:16,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:57:16,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:57:16,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:57:16,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:57:16,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:57:16,343 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:57:16,344 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:57:16,344 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:57:16,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:57:16,344 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:57:16,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:57:16,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:57:16,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:57:16,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:57:16,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:57:16,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:57:16,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:57:16,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:57:16,347 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:57:16,347 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:57:16,347 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:57:16,348 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:57:16,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:57:16,348 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:57:16,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:57:16,349 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2021-10-28 23:57:16,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:57:16,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:57:16,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:57:16,845 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:57:16,846 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:57:16,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-10-28 23:57:16,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/data/585ac92c8/358e69ca25fc47afbe3ad32de474533b/FLAG8df352bda [2021-10-28 23:57:17,673 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:57:17,675 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-10-28 23:57:17,701 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/data/585ac92c8/358e69ca25fc47afbe3ad32de474533b/FLAG8df352bda [2021-10-28 23:57:17,857 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/data/585ac92c8/358e69ca25fc47afbe3ad32de474533b [2021-10-28 23:57:17,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:57:17,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:57:17,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:57:17,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:57:17,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:57:17,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:57:17" (1/1) ... [2021-10-28 23:57:17,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ecc91d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:17, skipping insertion in model container [2021-10-28 23:57:17,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:57:17" (1/1) ... [2021-10-28 23:57:17,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:57:17,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:57:18,747 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2021-10-28 23:57:18,750 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2021-10-28 23:57:18,751 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2021-10-28 23:57:18,752 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2021-10-28 23:57:18,753 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2021-10-28 23:57:18,754 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2021-10-28 23:57:18,756 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2021-10-28 23:57:18,757 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2021-10-28 23:57:18,758 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2021-10-28 23:57:18,760 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2021-10-28 23:57:18,761 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2021-10-28 23:57:18,763 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2021-10-28 23:57:18,765 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2021-10-28 23:57:18,766 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2021-10-28 23:57:18,767 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2021-10-28 23:57:18,768 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2021-10-28 23:57:18,773 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2021-10-28 23:57:18,775 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2021-10-28 23:57:18,777 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2021-10-28 23:57:18,778 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2021-10-28 23:57:18,779 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2021-10-28 23:57:18,780 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2021-10-28 23:57:18,781 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2021-10-28 23:57:18,782 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2021-10-28 23:57:18,783 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2021-10-28 23:57:18,786 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2021-10-28 23:57:18,787 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2021-10-28 23:57:18,789 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2021-10-28 23:57:18,791 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2021-10-28 23:57:18,792 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2021-10-28 23:57:18,793 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2021-10-28 23:57:18,795 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2021-10-28 23:57:18,796 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2021-10-28 23:57:18,797 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2021-10-28 23:57:18,797 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2021-10-28 23:57:18,798 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2021-10-28 23:57:18,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:57:18,816 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:57:18,846 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2021-10-28 23:57:18,847 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2021-10-28 23:57:18,847 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2021-10-28 23:57:18,848 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2021-10-28 23:57:18,849 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2021-10-28 23:57:18,850 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2021-10-28 23:57:18,850 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2021-10-28 23:57:18,851 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2021-10-28 23:57:18,852 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2021-10-28 23:57:18,853 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2021-10-28 23:57:18,853 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2021-10-28 23:57:18,854 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2021-10-28 23:57:18,855 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2021-10-28 23:57:18,856 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2021-10-28 23:57:18,856 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2021-10-28 23:57:18,857 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2021-10-28 23:57:18,858 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2021-10-28 23:57:18,858 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2021-10-28 23:57:18,859 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2021-10-28 23:57:18,863 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2021-10-28 23:57:18,864 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2021-10-28 23:57:18,865 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2021-10-28 23:57:18,865 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2021-10-28 23:57:18,866 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2021-10-28 23:57:18,866 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2021-10-28 23:57:18,866 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2021-10-28 23:57:18,867 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2021-10-28 23:57:18,867 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2021-10-28 23:57:18,868 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2021-10-28 23:57:18,868 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2021-10-28 23:57:18,868 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2021-10-28 23:57:18,869 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2021-10-28 23:57:18,869 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2021-10-28 23:57:18,869 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2021-10-28 23:57:18,870 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2021-10-28 23:57:18,870 WARN L228 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_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2021-10-28 23:57:18,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:57:19,000 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:57:19,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19 WrapperNode [2021-10-28 23:57:19,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:57:19,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:57:19,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:57:19,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:57:19,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19" (1/1) ... [2021-10-28 23:57:19,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19" (1/1) ... [2021-10-28 23:57:19,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:57:19,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:57:19,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:57:19,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:57:19,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19" (1/1) ... [2021-10-28 23:57:19,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19" (1/1) ... [2021-10-28 23:57:19,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19" (1/1) ... [2021-10-28 23:57:19,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19" (1/1) ... [2021-10-28 23:57:19,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19" (1/1) ... [2021-10-28 23:57:19,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19" (1/1) ... [2021-10-28 23:57:19,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19" (1/1) ... [2021-10-28 23:57:19,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:57:19,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:57:19,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:57:19,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:57:19,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19" (1/1) ... [2021-10-28 23:57:19,179 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:57:19,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:57:19,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:57:19,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:57:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-28 23:57:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:57:19,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:57:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:57:22,419 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:57:22,419 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-28 23:57:22,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:57:22 BoogieIcfgContainer [2021-10-28 23:57:22,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:57:22,424 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:57:22,424 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:57:22,427 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:57:22,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:57:17" (1/3) ... [2021-10-28 23:57:22,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce7d946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:57:22, skipping insertion in model container [2021-10-28 23:57:22,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:57:19" (2/3) ... [2021-10-28 23:57:22,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce7d946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:57:22, skipping insertion in model container [2021-10-28 23:57:22,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:57:22" (3/3) ... [2021-10-28 23:57:22,431 INFO L111 eAbstractionObserver]: Analyzing ICFG float-no-simp2.i [2021-10-28 23:57:22,436 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:57:22,437 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2021-10-28 23:57:22,485 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:57:22,491 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 [2021-10-28 23:57:22,491 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-10-28 23:57:22,507 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) [2021-10-28 23:57:22,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-28 23:57:22,512 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:57:22,513 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:57:22,513 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)] === [2021-10-28 23:57:22,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:57:22,519 INFO L85 PathProgramCache]: Analyzing trace with hash 119383820, now seen corresponding path program 1 times [2021-10-28 23:57:22,531 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 23:57:22,532 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [853560250] [2021-10-28 23:57:22,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:57:22,533 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 23:57:22,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 23:57:22,535 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 23:57:22,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-28 23:57:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:57:22,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-28 23:57:22,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:57:22,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:57:22,697 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 23:57:22,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:57:22,730 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 23:57:22,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [853560250] [2021-10-28 23:57:22,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [853560250] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 23:57:22,731 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:57:22,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-28 23:57:22,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146926274] [2021-10-28 23:57:22,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:57:22,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 23:57:22,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:57:22,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:57:22,778 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) [2021-10-28 23:57:22,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:57:22,825 INFO L93 Difference]: Finished difference Result 171 states and 244 transitions. [2021-10-28 23:57:22,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:57:22,826 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 [2021-10-28 23:57:22,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:57:22,834 INFO L225 Difference]: With dead ends: 171 [2021-10-28 23:57:22,834 INFO L226 Difference]: Without dead ends: 37 [2021-10-28 23:57:22,837 INFO L786 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 [2021-10-28 23:57:22,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-28 23:57:22,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-28 23:57:22,876 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) [2021-10-28 23:57:22,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 36 transitions. [2021-10-28 23:57:22,879 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 36 transitions. Word has length 8 [2021-10-28 23:57:22,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:57:22,879 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 36 transitions. [2021-10-28 23:57:22,880 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) [2021-10-28 23:57:22,880 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 36 transitions. [2021-10-28 23:57:22,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-28 23:57:22,880 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:57:22,881 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:57:22,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:57:23,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 23:57:23,093 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)] === [2021-10-28 23:57:23,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:57:23,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1182789617, now seen corresponding path program 1 times [2021-10-28 23:57:23,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 23:57:23,095 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [638390409] [2021-10-28 23:57:23,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:57:23,096 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 23:57:23,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 23:57:23,097 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 23:57:23,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-28 23:57:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:57:23,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:57:23,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:57:24,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:57:24,506 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 23:57:24,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:57:24,896 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 23:57:24,896 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [638390409] [2021-10-28 23:57:24,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [638390409] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 23:57:24,897 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:57:24,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2021-10-28 23:57:24,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048862155] [2021-10-28 23:57:24,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 23:57:24,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 23:57:24,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 23:57:24,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:57:24,905 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) [2021-10-28 23:57:30,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:57:30,026 INFO L93 Difference]: Finished difference Result 37 states and 36 transitions. [2021-10-28 23:57:30,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 23:57:30,048 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 [2021-10-28 23:57:30,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:57:30,049 INFO L225 Difference]: With dead ends: 37 [2021-10-28 23:57:30,049 INFO L226 Difference]: Without dead ends: 29 [2021-10-28 23:57:30,051 INFO L786 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 [2021-10-28 23:57:30,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-10-28 23:57:30,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-10-28 23:57:30,055 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) [2021-10-28 23:57:30,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 28 transitions. [2021-10-28 23:57:30,056 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 28 transitions. Word has length 9 [2021-10-28 23:57:30,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:57:30,057 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 28 transitions. [2021-10-28 23:57:30,057 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) [2021-10-28 23:57:30,057 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 28 transitions. [2021-10-28 23:57:30,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 23:57:30,058 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:57:30,058 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:57:30,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:57:30,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 23:57:30,259 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)] === [2021-10-28 23:57:30,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:57:30,261 INFO L85 PathProgramCache]: Analyzing trace with hash 896243704, now seen corresponding path program 1 times [2021-10-28 23:57:30,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 23:57:30,262 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1491395348] [2021-10-28 23:57:30,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:57:30,262 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 23:57:30,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 23:57:30,266 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 23:57:30,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-28 23:57:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:57:31,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:57:31,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:57:40,457 WARN L838 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)) (not (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) ULTIMATE.start_main_~f~0)))) is different from false [2021-10-28 23:57:42,463 WARN L860 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)) (not (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) ULTIMATE.start_main_~f~0)))) is different from true [2021-10-28 23:57:42,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:57:42,464 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 23:57:57,286 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 .cse0) .cse0))) (fp.eq (fp.mul c_currentRoundingMode c_ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) c_ULTIMATE.start_main_~f~0)) is different from true [2021-10-28 23:58:42,412 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) ULTIMATE.start_main_~f~0))) is different from false [2021-10-28 23:58:44,421 WARN L860 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) ULTIMATE.start_main_~f~0))) is different from true [2021-10-28 23:59:12,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:59:12,190 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 23:59:12,191 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1491395348] [2021-10-28 23:59:12,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1491395348] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 23:59:12,191 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:59:12,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 8 [2021-10-28 23:59:12,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097098795] [2021-10-28 23:59:12,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 23:59:12,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 23:59:12,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 23:59:12,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=17, Unknown=7, NotChecked=30, Total=72 [2021-10-28 23:59:12,194 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) [2021-10-28 23:59:14,416 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) ULTIMATE.start_main_~f~0))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2021-10-28 23:59:27,700 WARN L207 SmtUtils]: Spent 6.84 s on a formula simplification. DAG size of input: 17 DAG size of output: 9 [2021-10-28 23:59:40,898 WARN L207 SmtUtils]: Spent 9.30 s on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2021-10-28 23:59:45,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:59:45,009 INFO L93 Difference]: Finished difference Result 29 states and 28 transitions. [2021-10-28 23:59:45,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:59:45,035 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 [2021-10-28 23:59:45,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:59:45,036 INFO L225 Difference]: With dead ends: 29 [2021-10-28 23:59:45,036 INFO L226 Difference]: Without dead ends: 27 [2021-10-28 23:59:45,037 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 42.0s TimeCoverageRelationStatistics Valid=32, Invalid=30, Unknown=10, NotChecked=60, Total=132 [2021-10-28 23:59:45,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-10-28 23:59:45,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-10-28 23:59:45,040 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) [2021-10-28 23:59:45,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 26 transitions. [2021-10-28 23:59:45,042 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 26 transitions. Word has length 20 [2021-10-28 23:59:45,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:59:45,042 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 26 transitions. [2021-10-28 23:59:45,043 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) [2021-10-28 23:59:45,043 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2021-10-28 23:59:45,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 23:59:45,044 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:59:45,044 INFO L513 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] [2021-10-28 23:59:45,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:59:45,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 23:59:45,250 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)] === [2021-10-28 23:59:45,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:59:45,251 INFO L85 PathProgramCache]: Analyzing trace with hash 420833136, now seen corresponding path program 1 times [2021-10-28 23:59:45,252 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 23:59:45,252 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1986443891] [2021-10-28 23:59:45,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:59:45,252 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 23:59:45,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 23:59:45,256 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 23:59:45,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-28 23:59:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:59:46,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:59:46,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:59:56,653 WARN L838 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (not (fp.eq (fp.div roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ULTIMATE.start_main_~f~0)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)))) is different from false [2021-10-28 23:59:58,668 WARN L860 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (not (fp.eq (fp.div roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ULTIMATE.start_main_~f~0)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)))) is different from true [2021-10-28 23:59:58,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:59:58,668 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 00:00:05,518 WARN L860 $PredicateComparison]: unable to prove that (fp.eq (fp.div c_currentRoundingMode c_ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) c_ULTIMATE.start_main_~f~0) is different from true [2021-10-29 00:00:29,738 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 .cse0) .cse0))) (fp.eq (fp.div c_currentRoundingMode c_ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) c_ULTIMATE.start_main_~f~0)) is different from true [2021-10-29 00:01:28,327 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0))) is different from false [2021-10-29 00:01:30,351 WARN L860 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0))) is different from true [2021-10-29 00:02:09,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:02:09,838 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-29 00:02:09,838 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1986443891] [2021-10-29 00:02:09,838 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1986443891] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 00:02:09,838 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:02:09,838 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 8 [2021-10-29 00:02:09,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682889233] [2021-10-29 00:02:09,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-29 00:02:09,839 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-29 00:02:09,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-29 00:02:09,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=12, Unknown=6, NotChecked=36, Total=72 [2021-10-29 00:02:09,841 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) [2021-10-29 00:02:11,871 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2021-10-29 00:02:45,586 WARN L207 SmtUtils]: Spent 23.82 s on a formula simplification. DAG size of input: 17 DAG size of output: 9 [2021-10-29 00:03:22,793 WARN L207 SmtUtils]: Spent 17.42 s on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2021-10-29 00:03:37,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:03:37,732 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2021-10-29 00:03:37,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 00:03:37,758 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 [2021-10-29 00:03:37,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 00:03:37,758 INFO L225 Difference]: With dead ends: 27 [2021-10-29 00:03:37,758 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 00:03:37,759 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 74.3s TimeCoverageRelationStatistics Valid=30, Invalid=19, Unknown=13, NotChecked=70, Total=132 [2021-10-29 00:03:37,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 00:03:37,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 00:03:37,759 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) [2021-10-29 00:03:37,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 00:03:37,760 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-29 00:03:37,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 00:03:37,760 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 00:03:37,760 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) [2021-10-29 00:03:37,760 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 00:03:37,760 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 00:03:37,763 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,763 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,763 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,764 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,764 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,764 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,765 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,765 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,765 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,766 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,766 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,766 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,766 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,767 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,767 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,767 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,768 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,768 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,768 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,768 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,769 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,769 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,769 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,770 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,770 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,770 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,771 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,771 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,771 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,772 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,772 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,772 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,772 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,773 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,773 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,773 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 00:03:37,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 00:03:37,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-29 00:03:37,991 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 00:03:37,993 INFO L857 garLoopResultBuilder]: For program point L2-1(lines 2 4) no Hoare annotation was computed. [2021-10-29 00:03:37,994 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 1023) no Hoare annotation was computed. [2021-10-29 00:03:37,994 INFO L857 garLoopResultBuilder]: For program point L1026-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:37,994 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2021-10-29 00:03:37,994 INFO L857 garLoopResultBuilder]: For program point L977(line 977) no Hoare annotation was computed. [2021-10-29 00:03:37,995 INFO L857 garLoopResultBuilder]: For program point L977-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:37,995 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2021-10-29 00:03:37,995 INFO L857 garLoopResultBuilder]: For program point L3(line 3) no Hoare annotation was computed. [2021-10-29 00:03:37,995 INFO L857 garLoopResultBuilder]: For program point L1027(line 1027) no Hoare annotation was computed. [2021-10-29 00:03:37,996 INFO L857 garLoopResultBuilder]: For program point L3-2(line 3) no Hoare annotation was computed. [2021-10-29 00:03:37,996 INFO L857 garLoopResultBuilder]: For program point L1027-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:37,996 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 00:03:37,996 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 1016) no Hoare annotation was computed. [2021-10-29 00:03:37,996 INFO L857 garLoopResultBuilder]: For program point L1028(line 1028) no Hoare annotation was computed. [2021-10-29 00:03:37,997 INFO L857 garLoopResultBuilder]: For program point L995(line 995) no Hoare annotation was computed. [2021-10-29 00:03:37,997 INFO L857 garLoopResultBuilder]: For program point L1028-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:37,997 INFO L857 garLoopResultBuilder]: For program point L995-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:37,997 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2021-10-29 00:03:37,997 INFO L857 garLoopResultBuilder]: For program point L1012(line 1012) no Hoare annotation was computed. [2021-10-29 00:03:37,998 INFO L857 garLoopResultBuilder]: For program point L979(line 979) no Hoare annotation was computed. [2021-10-29 00:03:37,998 INFO L857 garLoopResultBuilder]: For program point L1012-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:37,998 INFO L857 garLoopResultBuilder]: For program point L979-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:37,998 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2021-10-29 00:03:37,998 INFO L857 garLoopResultBuilder]: For program point L1029(line 1029) no Hoare annotation was computed. [2021-10-29 00:03:37,999 INFO L857 garLoopResultBuilder]: For program point L996(line 996) no Hoare annotation was computed. [2021-10-29 00:03:37,999 INFO L857 garLoopResultBuilder]: For program point L1029-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:37,999 INFO L857 garLoopResultBuilder]: For program point L996-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:37,999 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 991) no Hoare annotation was computed. [2021-10-29 00:03:37,999 INFO L857 garLoopResultBuilder]: For program point L1013(line 1013) no Hoare annotation was computed. [2021-10-29 00:03:38,000 INFO L857 garLoopResultBuilder]: For program point L1013-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,000 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2021-10-29 00:03:38,000 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1028) no Hoare annotation was computed. [2021-10-29 00:03:38,000 INFO L857 garLoopResultBuilder]: For program point L1030(line 1030) no Hoare annotation was computed. [2021-10-29 00:03:38,001 INFO L857 garLoopResultBuilder]: For program point L997(line 997) no Hoare annotation was computed. [2021-10-29 00:03:38,001 INFO L857 garLoopResultBuilder]: For program point L997-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,001 INFO L857 garLoopResultBuilder]: For program point L1014(line 1014) no Hoare annotation was computed. [2021-10-29 00:03:38,001 INFO L857 garLoopResultBuilder]: For program point L1014-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,001 INFO L857 garLoopResultBuilder]: For program point L998(line 998) no Hoare annotation was computed. [2021-10-29 00:03:38,002 INFO L857 garLoopResultBuilder]: For program point L998-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,002 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 1017) no Hoare annotation was computed. [2021-10-29 00:03:38,002 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 995) no Hoare annotation was computed. [2021-10-29 00:03:38,002 INFO L857 garLoopResultBuilder]: For program point L1015(line 1015) no Hoare annotation was computed. [2021-10-29 00:03:38,002 INFO L857 garLoopResultBuilder]: For program point L1015-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,003 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 1012) no Hoare annotation was computed. [2021-10-29 00:03:38,003 INFO L857 garLoopResultBuilder]: For program point L999(line 999) no Hoare annotation was computed. [2021-10-29 00:03:38,003 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1030) no Hoare annotation was computed. [2021-10-29 00:03:38,003 INFO L857 garLoopResultBuilder]: For program point L966(lines 966 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,003 INFO L857 garLoopResultBuilder]: For program point L999-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,004 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 00:03:38,004 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 992) no Hoare annotation was computed. [2021-10-29 00:03:38,004 INFO L857 garLoopResultBuilder]: For program point L1016(line 1016) no Hoare annotation was computed. [2021-10-29 00:03:38,004 INFO L857 garLoopResultBuilder]: For program point L983(line 983) no Hoare annotation was computed. [2021-10-29 00:03:38,004 INFO L857 garLoopResultBuilder]: For program point L1016-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,005 INFO L857 garLoopResultBuilder]: For program point L983-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,005 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2021-10-29 00:03:38,005 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2021-10-29 00:03:38,005 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1024) no Hoare annotation was computed. [2021-10-29 00:03:38,005 INFO L857 garLoopResultBuilder]: For program point L1017(line 1017) no Hoare annotation was computed. [2021-10-29 00:03:38,006 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 979) no Hoare annotation was computed. [2021-10-29 00:03:38,006 INFO L857 garLoopResultBuilder]: For program point L1017-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,006 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-10-29 00:03:38,006 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 996) no Hoare annotation was computed. [2021-10-29 00:03:38,006 INFO L857 garLoopResultBuilder]: For program point L1018(line 1018) no Hoare annotation was computed. [2021-10-29 00:03:38,007 INFO L857 garLoopResultBuilder]: For program point L1018-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,007 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 1013) no Hoare annotation was computed. [2021-10-29 00:03:38,007 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 986) no Hoare annotation was computed. [2021-10-29 00:03:38,007 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 00:03:38,007 INFO L857 garLoopResultBuilder]: For program point L1019(line 1019) no Hoare annotation was computed. [2021-10-29 00:03:38,015 INFO L857 garLoopResultBuilder]: For program point L986(line 986) no Hoare annotation was computed. [2021-10-29 00:03:38,015 INFO L857 garLoopResultBuilder]: For program point L1019-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,015 INFO L857 garLoopResultBuilder]: For program point L986-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,016 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 1006) no Hoare annotation was computed. [2021-10-29 00:03:38,016 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1026) no Hoare annotation was computed. [2021-10-29 00:03:38,016 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1025) no Hoare annotation was computed. [2021-10-29 00:03:38,016 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2021-10-29 00:03:38,016 INFO L857 garLoopResultBuilder]: For program point L1004(line 1004) no Hoare annotation was computed. [2021-10-29 00:03:38,017 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2021-10-29 00:03:38,017 INFO L857 garLoopResultBuilder]: For program point L1004-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,017 INFO L857 garLoopResultBuilder]: For program point L1005(line 1005) no Hoare annotation was computed. [2021-10-29 00:03:38,017 INFO L857 garLoopResultBuilder]: For program point L1005-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,017 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 1018) no Hoare annotation was computed. [2021-10-29 00:03:38,017 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2021-10-29 00:03:38,018 INFO L857 garLoopResultBuilder]: For program point L1022(line 1022) no Hoare annotation was computed. [2021-10-29 00:03:38,018 INFO L857 garLoopResultBuilder]: For program point L1022-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,018 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2021-10-29 00:03:38,018 INFO L857 garLoopResultBuilder]: For program point L1006(line 1006) no Hoare annotation was computed. [2021-10-29 00:03:38,018 INFO L857 garLoopResultBuilder]: For program point L1006-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,018 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1027) no Hoare annotation was computed. [2021-10-29 00:03:38,018 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 00:03:38,018 INFO L857 garLoopResultBuilder]: For program point L1023(line 1023) no Hoare annotation was computed. [2021-10-29 00:03:38,018 INFO L857 garLoopResultBuilder]: For program point L990(line 990) no Hoare annotation was computed. [2021-10-29 00:03:38,018 INFO L857 garLoopResultBuilder]: For program point L1023-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,018 INFO L857 garLoopResultBuilder]: For program point L990-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,019 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2021-10-29 00:03:38,019 INFO L857 garLoopResultBuilder]: For program point L1007(line 1007) no Hoare annotation was computed. [2021-10-29 00:03:38,019 INFO L857 garLoopResultBuilder]: For program point L1007-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,019 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 1022) no Hoare annotation was computed. [2021-10-29 00:03:38,019 INFO L857 garLoopResultBuilder]: For program point L1024(line 1024) no Hoare annotation was computed. [2021-10-29 00:03:38,019 INFO L857 garLoopResultBuilder]: For program point L991(line 991) no Hoare annotation was computed. [2021-10-29 00:03:38,019 INFO L857 garLoopResultBuilder]: For program point L1024-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,019 INFO L857 garLoopResultBuilder]: For program point L991-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,020 INFO L857 garLoopResultBuilder]: For program point L1008(line 1008) no Hoare annotation was computed. [2021-10-29 00:03:38,020 INFO L857 garLoopResultBuilder]: For program point L1008-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,020 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2021-10-29 00:03:38,020 INFO L857 garLoopResultBuilder]: For program point L1025(line 1025) no Hoare annotation was computed. [2021-10-29 00:03:38,020 INFO L857 garLoopResultBuilder]: For program point L992(line 992) no Hoare annotation was computed. [2021-10-29 00:03:38,020 INFO L857 garLoopResultBuilder]: For program point L1025-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,020 INFO L857 garLoopResultBuilder]: For program point L992-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,023 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 997) no Hoare annotation was computed. [2021-10-29 00:03:38,023 INFO L857 garLoopResultBuilder]: For program point L1009(line 1009) no Hoare annotation was computed. [2021-10-29 00:03:38,023 INFO L857 garLoopResultBuilder]: For program point L976(line 976) no Hoare annotation was computed. [2021-10-29 00:03:38,023 INFO L857 garLoopResultBuilder]: For program point L976-1(line 976) no Hoare annotation was computed. [2021-10-29 00:03:38,023 INFO L857 garLoopResultBuilder]: For program point L1009-2(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,024 INFO L857 garLoopResultBuilder]: For program point L976-3(lines 967 1031) no Hoare annotation was computed. [2021-10-29 00:03:38,024 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 1014) no Hoare annotation was computed. [2021-10-29 00:03:38,024 INFO L857 garLoopResultBuilder]: For program point L2(lines 2 4) no Hoare annotation was computed. [2021-10-29 00:03:38,024 INFO L857 garLoopResultBuilder]: For program point L1026(line 1026) no Hoare annotation was computed. [2021-10-29 00:03:38,027 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-10-29 00:03:38,029 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 00:03:38,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 12:03:38 BoogieIcfgContainer [2021-10-29 00:03:38,033 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 00:03:38,033 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 00:03:38,033 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 00:03:38,034 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 00:03:38,034 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:57:22" (3/4) ... [2021-10-29 00:03:38,037 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 00:03:38,048 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-29 00:03:38,049 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-29 00:03:38,049 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 00:03:38,050 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 00:03:38,108 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-29 00:03:38,108 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 00:03:38,109 INFO L168 Benchmark]: Toolchain (without parser) took 380238.65 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 40.5 MB in the beginning and 56.9 MB in the end (delta: -16.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. [2021-10-29 00:03:38,109 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 62.9 MB. Free memory is still 43.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 00:03:38,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1127.75 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 40.4 MB in the beginning and 40.4 MB in the end (delta: -39.9 kB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 00:03:38,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.35 ms. Allocated memory is still 79.7 MB. Free memory was 40.4 MB in the beginning and 37.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 00:03:38,111 INFO L168 Benchmark]: Boogie Preprocessor took 88.57 ms. Allocated memory is still 79.7 MB. Free memory was 37.5 MB in the beginning and 59.1 MB in the end (delta: -21.6 MB). Peak memory consumption was 3.7 MB. Max. memory is 16.1 GB. [2021-10-29 00:03:38,111 INFO L168 Benchmark]: RCFGBuilder took 3260.05 ms. Allocated memory is still 79.7 MB. Free memory was 59.1 MB in the beginning and 44.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 00:03:38,112 INFO L168 Benchmark]: TraceAbstraction took 375609.26 ms. Allocated memory is still 79.7 MB. Free memory was 44.3 MB in the beginning and 30.4 MB in the end (delta: 13.9 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2021-10-29 00:03:38,112 INFO L168 Benchmark]: Witness Printer took 74.71 ms. Allocated memory is still 79.7 MB. Free memory was 30.4 MB in the beginning and 56.9 MB in the end (delta: -26.5 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2021-10-29 00:03:38,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 62.9 MB. Free memory is still 43.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1127.75 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 40.4 MB in the beginning and 40.4 MB in the end (delta: -39.9 kB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.35 ms. Allocated memory is still 79.7 MB. Free memory was 40.4 MB in the beginning and 37.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.57 ms. Allocated memory is still 79.7 MB. Free memory was 37.5 MB in the beginning and 59.1 MB in the end (delta: -21.6 MB). Peak memory consumption was 3.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3260.05 ms. Allocated memory is still 79.7 MB. Free memory was 59.1 MB in the beginning and 44.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 375609.26 ms. Allocated memory is still 79.7 MB. Free memory was 44.3 MB in the beginning and 30.4 MB in the end (delta: 13.9 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * Witness Printer took 74.71 ms. Allocated memory is still 79.7 MB. Free memory was 30.4 MB in the beginning and 56.9 MB in the end (delta: -26.5 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. * 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: 375.5s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 125.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 63 SDtfs, 113 SDslu, 15 SDs, 0 SdLazy, 73 SolverSat, 7 SolverUnsat, 12 SolverUnknown, 0 SolverNotchecked, 39.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 101 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 9 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 117.2s 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, 3.5s SatisfiabilityAnalysisTime, 244.7s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 118 ConstructedInterpolants, 16 QuantifiedInterpolants, 1274 SizeOfPredicates, 12 NumberOfNonLiveVariables, 143 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! [2021-10-29 00:03:38,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a7708c-07f7-4be0-b67a-c274bf8f9cdf/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...