./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c --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_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 992559e3b495f77a5d35d1adcc820f616a6cb613920422d0b2ff6cd6d91349c8 .............................................................................................................................................................................. 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_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 992559e3b495f77a5d35d1adcc820f616a6cb613920422d0b2ff6cd6d91349c8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:41:41,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:41:41,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:41:41,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:41:41,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:41:41,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:41:41,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:41:41,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:41:41,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:41:41,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:41:41,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:41:41,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:41:41,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:41:41,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:41:41,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:41:41,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:41:41,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:41:41,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:41:41,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:41:41,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:41:41,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:41:41,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:41:41,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:41:41,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:41:41,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:41:41,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:41:41,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:41:41,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:41:41,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:41:41,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:41:41,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:41:41,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:41:41,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:41:41,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:41:41,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:41:41,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:41:41,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:41:41,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:41:41,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:41:41,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:41:41,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:41:41,581 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 04:41:41,608 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:41:41,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:41:41,609 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:41:41,610 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:41:41,610 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:41:41,610 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:41:41,610 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:41:41,611 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:41:41,611 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:41:41,611 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:41:41,611 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:41:41,612 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:41:41,612 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:41:41,612 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:41:41,612 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:41:41,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:41:41,613 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:41:41,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:41:41,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:41:41,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:41:41,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:41:41,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:41:41,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:41:41,615 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:41:41,615 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:41:41,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:41:41,616 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:41:41,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:41:41,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:41:41,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:41:41,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:41:41,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:41:41,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:41:41,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:41:41,618 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:41:41,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:41:41,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:41:41,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:41:41,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:41:41,619 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 992559e3b495f77a5d35d1adcc820f616a6cb613920422d0b2ff6cd6d91349c8 [2021-10-29 04:41:41,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:41:41,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:41:41,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:41:41,935 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:41:41,936 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:41:41,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2021-10-29 04:41:42,052 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/data/306ef3e56/913f7af0a9ff4a44a0d231be9609fa8c/FLAG1cd4068b5 [2021-10-29 04:41:42,620 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:41:42,621 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2021-10-29 04:41:42,632 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/data/306ef3e56/913f7af0a9ff4a44a0d231be9609fa8c/FLAG1cd4068b5 [2021-10-29 04:41:42,941 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/data/306ef3e56/913f7af0a9ff4a44a0d231be9609fa8c [2021-10-29 04:41:42,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:41:42,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:41:42,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:42,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:41:42,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:41:42,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:42" (1/1) ... [2021-10-29 04:41:42,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50af66e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:42, skipping insertion in model container [2021-10-29 04:41:42,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:42" (1/1) ... [2021-10-29 04:41:42,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:41:43,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:41:43,277 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1686) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:361) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1984) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1613) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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.visit(CHandler.java:1590) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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) [2021-10-29 04:41:43,282 INFO L168 Benchmark]: Toolchain (without parser) took 335.85 ms. Allocated memory is still 102.8 MB. Free memory was 63.9 MB in the beginning and 76.2 MB in the end (delta: -12.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:43,283 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 102.8 MB. Free memory is still 81.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:41:43,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.77 ms. Allocated memory is still 102.8 MB. Free memory was 63.6 MB in the beginning and 76.2 MB in the end (delta: -12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:43,286 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 102.8 MB. Free memory is still 81.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 329.77 ms. Allocated memory is still 102.8 MB. Free memory was 63.6 MB in the beginning and 76.2 MB in the end (delta: -12.6 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: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:41:45,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:41:45,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:41:45,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:41:45,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:41:45,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:41:45,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:41:45,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:41:45,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:41:45,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:41:45,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:41:45,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:41:45,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:41:45,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:41:45,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:41:45,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:41:45,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:41:45,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:41:45,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:41:45,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:41:45,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:41:45,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:41:45,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:41:45,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:41:45,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:41:45,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:41:45,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:41:46,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:41:46,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:41:46,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:41:46,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:41:46,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:41:46,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:41:46,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:41:46,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:41:46,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:41:46,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:41:46,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:41:46,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:41:46,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:41:46,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:41:46,019 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 04:41:46,068 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:41:46,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:41:46,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:41:46,070 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:41:46,071 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:41:46,071 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:41:46,071 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:41:46,071 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:41:46,071 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:41:46,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:41:46,074 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:41:46,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:41:46,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:41:46,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:41:46,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:41:46,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:41:46,076 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:41:46,076 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:41:46,076 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:41:46,076 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:41:46,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:41:46,077 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:41:46,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:41:46,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:41:46,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:41:46,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:41:46,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:41:46,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:41:46,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:41:46,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:41:46,079 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:41:46,079 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:41:46,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:41:46,080 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:41:46,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:41:46,080 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_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 992559e3b495f77a5d35d1adcc820f616a6cb613920422d0b2ff6cd6d91349c8 [2021-10-29 04:41:46,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:41:46,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:41:46,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:41:46,517 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:41:46,518 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:41:46,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2021-10-29 04:41:46,604 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/data/9dda384a4/0ad0846713ca45f8967d6b4d0cc4aa43/FLAG5ccb9316b [2021-10-29 04:41:47,326 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:41:47,332 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2021-10-29 04:41:47,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/data/9dda384a4/0ad0846713ca45f8967d6b4d0cc4aa43/FLAG5ccb9316b [2021-10-29 04:41:47,614 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/data/9dda384a4/0ad0846713ca45f8967d6b4d0cc4aa43 [2021-10-29 04:41:47,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:41:47,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:41:47,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:47,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:41:47,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:41:47,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:47" (1/1) ... [2021-10-29 04:41:47,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba680ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:47, skipping insertion in model container [2021-10-29 04:41:47,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:47" (1/1) ... [2021-10-29 04:41:47,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:41:47,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:41:48,075 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_942c2f59-dd7f-4809-8391-ef4999f844c4/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c[13991,14004] [2021-10-29 04:41:48,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:41:48,115 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:41:48,238 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_942c2f59-dd7f-4809-8391-ef4999f844c4/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c[13991,14004] [2021-10-29 04:41:48,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:41:48,286 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:41:48,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48 WrapperNode [2021-10-29 04:41:48,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:48,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:41:48,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:41:48,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:41:48,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48" (1/1) ... [2021-10-29 04:41:48,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48" (1/1) ... [2021-10-29 04:41:48,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:41:48,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:41:48,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:41:48,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:41:48,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48" (1/1) ... [2021-10-29 04:41:48,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48" (1/1) ... [2021-10-29 04:41:48,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48" (1/1) ... [2021-10-29 04:41:48,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48" (1/1) ... [2021-10-29 04:41:48,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48" (1/1) ... [2021-10-29 04:41:48,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48" (1/1) ... [2021-10-29 04:41:48,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48" (1/1) ... [2021-10-29 04:41:48,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:41:48,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:41:48,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:41:48,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:41:48,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48" (1/1) ... [2021-10-29 04:41:48,533 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:41:48,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:41:48,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 04:41:48,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 04:41:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-10-29 04:41:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:41:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:41:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-10-29 04:41:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 04:41:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:41:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:41:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-10-29 04:41:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 04:41:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:42:16,525 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:42:16,525 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-10-29 04:42:16,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:42:16 BoogieIcfgContainer [2021-10-29 04:42:16,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:42:16,531 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 04:42:16,531 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 04:42:16,535 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 04:42:16,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:41:47" (1/3) ... [2021-10-29 04:42:16,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41617164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:42:16, skipping insertion in model container [2021-10-29 04:42:16,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:48" (2/3) ... [2021-10-29 04:42:16,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41617164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:42:16, skipping insertion in model container [2021-10-29 04:42:16,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:42:16" (3/3) ... [2021-10-29 04:42:16,539 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0870b.c [2021-10-29 04:42:16,549 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 04:42:16,549 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-29 04:42:16,599 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 04:42:16,606 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=FINITE_AUTOMATA, 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 [2021-10-29 04:42:16,606 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-29 04:42:16,631 INFO L276 IsEmpty]: Start isEmpty. Operand has 200 states, 198 states have (on average 1.7373737373737375) internal successors, (344), 199 states have internal predecessors, (344), 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 04:42:16,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:42:16,637 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:42:16,638 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:42:16,639 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:42:16,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:42:16,646 INFO L85 PathProgramCache]: Analyzing trace with hash 483165043, now seen corresponding path program 1 times [2021-10-29 04:42:16,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:42:16,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1203605040] [2021-10-29 04:42:16,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:42:16,664 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:42:16,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:42:16,671 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:42:16,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 04:42:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:42:17,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 04:42:17,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:42:18,020 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 04:42:18,020 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:42:18,114 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 04:42:18,115 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:42:18,115 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1203605040] [2021-10-29 04:42:18,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1203605040] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:42:18,117 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:42:18,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 04:42:18,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241177028] [2021-10-29 04:42:18,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 04:42:18,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:42:18,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 04:42:18,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 04:42:18,145 INFO L87 Difference]: Start difference. First operand has 200 states, 198 states have (on average 1.7373737373737375) internal successors, (344), 199 states have internal predecessors, (344), 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 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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 04:42:18,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:42:18,188 INFO L93 Difference]: Finished difference Result 397 states and 684 transitions. [2021-10-29 04:42:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 04:42:18,190 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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 11 [2021-10-29 04:42:18,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:42:18,204 INFO L225 Difference]: With dead ends: 397 [2021-10-29 04:42:18,204 INFO L226 Difference]: Without dead ends: 196 [2021-10-29 04:42:18,208 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 04:42:18,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-10-29 04:42:18,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-10-29 04:42:18,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 195 states have (on average 1.3128205128205128) internal successors, (256), 195 states have internal predecessors, (256), 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 04:42:18,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 256 transitions. [2021-10-29 04:42:18,260 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 256 transitions. Word has length 11 [2021-10-29 04:42:18,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:42:18,261 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 256 transitions. [2021-10-29 04:42:18,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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 04:42:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 256 transitions. [2021-10-29 04:42:18,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:42:18,262 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:42:18,262 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:42:18,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 04:42:18,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:42:18,465 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:42:18,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:42:18,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1070268880, now seen corresponding path program 1 times [2021-10-29 04:42:18,466 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:42:18,467 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [538830042] [2021-10-29 04:42:18,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:42:18,468 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:42:18,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:42:18,469 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:42:18,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 04:42:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:42:19,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 04:42:19,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:42:22,385 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 04:42:22,385 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:42:23,157 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 04:42:23,157 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:42:23,158 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [538830042] [2021-10-29 04:42:23,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [538830042] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:42:23,158 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:42:23,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2021-10-29 04:42:23,159 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408094778] [2021-10-29 04:42:23,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 04:42:23,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:42:23,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 04:42:23,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=19, Unknown=1, NotChecked=0, Total=30 [2021-10-29 04:42:23,163 INFO L87 Difference]: Start difference. First operand 196 states and 256 transitions. Second operand has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 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 04:42:29,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:42:29,185 INFO L93 Difference]: Finished difference Result 206 states and 264 transitions. [2021-10-29 04:42:29,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 04:42:29,224 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 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 13 [2021-10-29 04:42:29,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:42:29,226 INFO L225 Difference]: With dead ends: 206 [2021-10-29 04:42:29,226 INFO L226 Difference]: Without dead ends: 201 [2021-10-29 04:42:29,227 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=21, Invalid=34, Unknown=1, NotChecked=0, Total=56 [2021-10-29 04:42:29,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-10-29 04:42:29,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 196. [2021-10-29 04:42:29,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 195 states have (on average 1.3076923076923077) internal successors, (255), 195 states have internal predecessors, (255), 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 04:42:29,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 255 transitions. [2021-10-29 04:42:29,250 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 255 transitions. Word has length 13 [2021-10-29 04:42:29,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:42:29,250 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 255 transitions. [2021-10-29 04:42:29,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 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 04:42:29,251 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 255 transitions. [2021-10-29 04:42:29,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:42:29,252 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:42:29,252 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:42:29,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 04:42:29,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:42:29,469 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:42:29,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:42:29,469 INFO L85 PathProgramCache]: Analyzing trace with hash 753134645, now seen corresponding path program 1 times [2021-10-29 04:42:29,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:42:29,470 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1859531775] [2021-10-29 04:42:29,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:42:29,471 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:42:29,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:42:29,473 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:42:29,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 04:42:30,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:42:30,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 04:42:30,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:42:31,438 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 04:42:31,438 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:42:32,188 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 04:42:32,189 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:42:32,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1859531775] [2021-10-29 04:42:32,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1859531775] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:42:32,189 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:42:32,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 04:42:32,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162867346] [2021-10-29 04:42:32,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 04:42:32,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:42:32,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 04:42:32,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 04:42:32,192 INFO L87 Difference]: Start difference. First operand 196 states and 255 transitions. Second operand has 10 states, 10 states have (on average 2.5) internal successors, (25), 10 states have internal predecessors, (25), 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 04:42:32,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:42:32,711 INFO L93 Difference]: Finished difference Result 201 states and 259 transitions. [2021-10-29 04:42:32,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 04:42:32,712 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.5) internal successors, (25), 10 states have internal predecessors, (25), 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 15 [2021-10-29 04:42:32,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:42:32,713 INFO L225 Difference]: With dead ends: 201 [2021-10-29 04:42:32,713 INFO L226 Difference]: Without dead ends: 16 [2021-10-29 04:42:32,714 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-10-29 04:42:32,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-10-29 04:42:32,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-10-29 04:42:32,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.0) internal successors, (15), 15 states have internal predecessors, (15), 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 04:42:32,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2021-10-29 04:42:32,718 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 15 [2021-10-29 04:42:32,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:42:32,718 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2021-10-29 04:42:32,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.5) internal successors, (25), 10 states have internal predecessors, (25), 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 04:42:32,719 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2021-10-29 04:42:32,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:42:32,720 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 04:42:32,720 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 04:42:32,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-10-29 04:42:32,927 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:42:32,927 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 04:42:32,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:42:32,928 INFO L85 PathProgramCache]: Analyzing trace with hash 754981687, now seen corresponding path program 1 times [2021-10-29 04:42:32,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 04:42:32,929 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295807313] [2021-10-29 04:42:32,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 04:42:32,929 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 04:42:32,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 04:42:32,931 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 04:42:32,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 04:42:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:42:33,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 04:42:33,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:42:34,272 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 04:42:34,273 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 04:42:34,541 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 04:42:34,541 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 04:42:34,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1295807313] [2021-10-29 04:42:34,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1295807313] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 04:42:34,542 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 04:42:34,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-10-29 04:42:34,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848112670] [2021-10-29 04:42:34,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-29 04:42:34,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 04:42:34,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-29 04:42:34,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-29 04:42:34,543 INFO L87 Difference]: Start difference. First operand 16 states and 15 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 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 04:42:34,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 04:42:34,738 INFO L93 Difference]: Finished difference Result 16 states and 15 transitions. [2021-10-29 04:42:34,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 04:42:34,738 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 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 15 [2021-10-29 04:42:34,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 04:42:34,739 INFO L225 Difference]: With dead ends: 16 [2021-10-29 04:42:34,739 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 04:42:34,739 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-10-29 04:42:34,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 04:42:34,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 04:42:34,740 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 04:42:34,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 04:42:34,740 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2021-10-29 04:42:34,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 04:42:34,741 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 04:42:34,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 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 04:42:34,741 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 04:42:34,741 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:42:34,744 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 04:42:34,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 04:42:34,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 04:42:34,947 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 04:42:34,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:34,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:34,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:34,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 04:42:35,818 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 533) no Hoare annotation was computed. [2021-10-29 04:42:35,818 INFO L857 garLoopResultBuilder]: For program point L531-2(lines 522 534) no Hoare annotation was computed. [2021-10-29 04:42:35,819 INFO L857 garLoopResultBuilder]: For program point L532(lines 532 533) no Hoare annotation was computed. [2021-10-29 04:42:35,819 INFO L857 garLoopResultBuilder]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2021-10-29 04:42:35,819 INFO L857 garLoopResultBuilder]: For program point L367(lines 367 368) no Hoare annotation was computed. [2021-10-29 04:42:35,819 INFO L853 garLoopResultBuilder]: At program point L433-2(lines 433 437) the Hoare annotation is: false [2021-10-29 04:42:35,819 INFO L857 garLoopResultBuilder]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2021-10-29 04:42:35,820 INFO L853 garLoopResultBuilder]: At program point L170-2(lines 170 174) the Hoare annotation is: false [2021-10-29 04:42:35,820 INFO L857 garLoopResultBuilder]: For program point L170-3(lines 170 174) no Hoare annotation was computed. [2021-10-29 04:42:35,820 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 502) no Hoare annotation was computed. [2021-10-29 04:42:35,820 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 410) no Hoare annotation was computed. [2021-10-29 04:42:35,820 INFO L857 garLoopResultBuilder]: For program point L402-1(lines 402 410) no Hoare annotation was computed. [2021-10-29 04:42:35,820 INFO L857 garLoopResultBuilder]: For program point L303-1(lines 303 307) no Hoare annotation was computed. [2021-10-29 04:42:35,820 INFO L853 garLoopResultBuilder]: At program point L303-2(lines 303 307) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~x~0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (not (fp.eq ULTIMATE.start___ieee754_powf_~y (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_powf_~x (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2021-10-29 04:42:35,821 INFO L857 garLoopResultBuilder]: For program point L238(lines 238 243) no Hoare annotation was computed. [2021-10-29 04:42:35,821 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 205 209) no Hoare annotation was computed. [2021-10-29 04:42:35,821 INFO L857 garLoopResultBuilder]: For program point L139(lines 139 140) no Hoare annotation was computed. [2021-10-29 04:42:35,821 INFO L853 garLoopResultBuilder]: At program point L205-2(lines 205 209) the Hoare annotation is: false [2021-10-29 04:42:35,821 INFO L857 garLoopResultBuilder]: For program point L205-3(lines 205 209) no Hoare annotation was computed. [2021-10-29 04:42:35,821 INFO L857 garLoopResultBuilder]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2021-10-29 04:42:35,822 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 507) no Hoare annotation was computed. [2021-10-29 04:42:35,822 INFO L857 garLoopResultBuilder]: For program point L503-1(lines 297 586) no Hoare annotation was computed. [2021-10-29 04:42:35,822 INFO L857 garLoopResultBuilder]: For program point L338(lines 338 343) no Hoare annotation was computed. [2021-10-29 04:42:35,822 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-10-29 04:42:35,822 INFO L857 garLoopResultBuilder]: For program point L603(lines 603 612) no Hoare annotation was computed. [2021-10-29 04:42:35,822 INFO L857 garLoopResultBuilder]: For program point L603-2(lines 603 612) no Hoare annotation was computed. [2021-10-29 04:42:35,822 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2021-10-29 04:42:35,823 INFO L857 garLoopResultBuilder]: For program point L438-1(lines 398 499) no Hoare annotation was computed. [2021-10-29 04:42:35,823 INFO L857 garLoopResultBuilder]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2021-10-29 04:42:35,823 INFO L853 garLoopResultBuilder]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2021-10-29 04:42:35,823 INFO L857 garLoopResultBuilder]: For program point L538(lines 538 550) no Hoare annotation was computed. [2021-10-29 04:42:35,823 INFO L857 garLoopResultBuilder]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2021-10-29 04:42:35,823 INFO L853 garLoopResultBuilder]: At program point L571-2(lines 571 575) the Hoare annotation is: false [2021-10-29 04:42:35,824 INFO L857 garLoopResultBuilder]: For program point L538-2(lines 538 550) no Hoare annotation was computed. [2021-10-29 04:42:35,824 INFO L857 garLoopResultBuilder]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2021-10-29 04:42:35,824 INFO L857 garLoopResultBuilder]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2021-10-29 04:42:35,824 INFO L853 garLoopResultBuilder]: At program point L472-2(lines 472 476) the Hoare annotation is: false [2021-10-29 04:42:35,824 INFO L857 garLoopResultBuilder]: For program point L373(lines 373 374) no Hoare annotation was computed. [2021-10-29 04:42:35,824 INFO L857 garLoopResultBuilder]: For program point L340(lines 340 343) no Hoare annotation was computed. [2021-10-29 04:42:35,824 INFO L853 garLoopResultBuilder]: At program point L175(lines 111 176) the Hoare annotation is: false [2021-10-29 04:42:35,825 INFO L857 garLoopResultBuilder]: For program point L341(line 341) no Hoare annotation was computed. [2021-10-29 04:42:35,825 INFO L857 garLoopResultBuilder]: For program point L308(lines 308 312) no Hoare annotation was computed. [2021-10-29 04:42:35,825 INFO L857 garLoopResultBuilder]: For program point L308-1(lines 297 586) no Hoare annotation was computed. [2021-10-29 04:42:35,825 INFO L857 garLoopResultBuilder]: For program point L341-2(line 341) no Hoare annotation was computed. [2021-10-29 04:42:35,825 INFO L857 garLoopResultBuilder]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2021-10-29 04:42:35,825 INFO L857 garLoopResultBuilder]: For program point L375(lines 375 499) no Hoare annotation was computed. [2021-10-29 04:42:35,825 INFO L857 garLoopResultBuilder]: For program point L375-2(lines 375 499) no Hoare annotation was computed. [2021-10-29 04:42:35,825 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2021-10-29 04:42:35,826 INFO L857 garLoopResultBuilder]: For program point L541-1(lines 541 545) no Hoare annotation was computed. [2021-10-29 04:42:35,826 INFO L857 garLoopResultBuilder]: For program point L508-1(lines 297 586) no Hoare annotation was computed. [2021-10-29 04:42:35,826 INFO L853 garLoopResultBuilder]: At program point L541-2(lines 541 545) the Hoare annotation is: false [2021-10-29 04:42:35,826 INFO L857 garLoopResultBuilder]: For program point L508-2(lines 508 512) no Hoare annotation was computed. [2021-10-29 04:42:35,826 INFO L857 garLoopResultBuilder]: For program point L541-3(lines 541 545) no Hoare annotation was computed. [2021-10-29 04:42:35,826 INFO L857 garLoopResultBuilder]: For program point L343(line 343) no Hoare annotation was computed. [2021-10-29 04:42:35,826 INFO L857 garLoopResultBuilder]: For program point L343-2(line 343) no Hoare annotation was computed. [2021-10-29 04:42:35,827 INFO L857 garLoopResultBuilder]: For program point L608(lines 608 611) no Hoare annotation was computed. [2021-10-29 04:42:35,827 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 447) no Hoare annotation was computed. [2021-10-29 04:42:35,827 INFO L857 garLoopResultBuilder]: For program point L443-1(lines 398 499) no Hoare annotation was computed. [2021-10-29 04:42:35,827 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 378) no Hoare annotation was computed. [2021-10-29 04:42:35,827 INFO L857 garLoopResultBuilder]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2021-10-29 04:42:35,827 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 213) no Hoare annotation was computed. [2021-10-29 04:42:35,827 INFO L857 garLoopResultBuilder]: For program point L245-1(lines 245 249) no Hoare annotation was computed. [2021-10-29 04:42:35,828 INFO L853 garLoopResultBuilder]: At program point L245-2(lines 245 249) the Hoare annotation is: false [2021-10-29 04:42:35,828 INFO L857 garLoopResultBuilder]: For program point L179-1(lines 179 183) no Hoare annotation was computed. [2021-10-29 04:42:35,828 INFO L857 garLoopResultBuilder]: For program point L245-3(lines 245 249) no Hoare annotation was computed. [2021-10-29 04:42:35,829 INFO L853 garLoopResultBuilder]: At program point L179-2(lines 179 183) the Hoare annotation is: false [2021-10-29 04:42:35,830 INFO L857 garLoopResultBuilder]: For program point L179-5(lines 179 183) no Hoare annotation was computed. [2021-10-29 04:42:35,830 INFO L853 garLoopResultBuilder]: At program point L179-6(lines 179 183) the Hoare annotation is: false [2021-10-29 04:42:35,830 INFO L857 garLoopResultBuilder]: For program point L179-9(lines 179 183) no Hoare annotation was computed. [2021-10-29 04:42:35,830 INFO L853 garLoopResultBuilder]: At program point L179-10(lines 179 183) the Hoare annotation is: false [2021-10-29 04:42:35,831 INFO L857 garLoopResultBuilder]: For program point L609(line 609) no Hoare annotation was computed. [2021-10-29 04:42:35,831 INFO L857 garLoopResultBuilder]: For program point L477(lines 477 481) no Hoare annotation was computed. [2021-10-29 04:42:35,831 INFO L857 garLoopResultBuilder]: For program point L477-1(lines 398 499) no Hoare annotation was computed. [2021-10-29 04:42:35,831 INFO L857 garLoopResultBuilder]: For program point L477-2(lines 477 481) no Hoare annotation was computed. [2021-10-29 04:42:35,831 INFO L857 garLoopResultBuilder]: For program point L378(line 378) no Hoare annotation was computed. [2021-10-29 04:42:35,832 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 350) no Hoare annotation was computed. [2021-10-29 04:42:35,832 INFO L857 garLoopResultBuilder]: For program point L378-2(line 378) no Hoare annotation was computed. [2021-10-29 04:42:35,835 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 156) the Hoare annotation is: false [2021-10-29 04:42:35,835 INFO L857 garLoopResultBuilder]: For program point L147-3(lines 111 176) no Hoare annotation was computed. [2021-10-29 04:42:35,837 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 584) no Hoare annotation was computed. [2021-10-29 04:42:35,838 INFO L857 garLoopResultBuilder]: For program point L379(lines 379 380) no Hoare annotation was computed. [2021-10-29 04:42:35,838 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 349) no Hoare annotation was computed. [2021-10-29 04:42:35,838 INFO L857 garLoopResultBuilder]: For program point L214(lines 214 215) no Hoare annotation was computed. [2021-10-29 04:42:35,838 INFO L857 garLoopResultBuilder]: For program point L380(line 380) no Hoare annotation was computed. [2021-10-29 04:42:35,838 INFO L857 garLoopResultBuilder]: For program point L380-2(line 380) no Hoare annotation was computed. [2021-10-29 04:42:35,839 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 153) no Hoare annotation was computed. [2021-10-29 04:42:35,839 INFO L857 garLoopResultBuilder]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2021-10-29 04:42:35,839 INFO L857 garLoopResultBuilder]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2021-10-29 04:42:35,840 INFO L853 garLoopResultBuilder]: At program point L116-2(lines 116 120) the Hoare annotation is: false [2021-10-29 04:42:35,842 INFO L857 garLoopResultBuilder]: For program point L116-3(lines 116 120) no Hoare annotation was computed. [2021-10-29 04:42:35,842 INFO L857 garLoopResultBuilder]: For program point L216(lines 216 226) no Hoare annotation was computed. [2021-10-29 04:42:35,842 INFO L857 garLoopResultBuilder]: For program point L216-2(lines 216 226) no Hoare annotation was computed. [2021-10-29 04:42:35,842 INFO L857 garLoopResultBuilder]: For program point L547(lines 547 548) no Hoare annotation was computed. [2021-10-29 04:42:35,842 INFO L857 garLoopResultBuilder]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2021-10-29 04:42:35,843 INFO L853 garLoopResultBuilder]: At program point L580-2(lines 580 584) the Hoare annotation is: false [2021-10-29 04:42:35,843 INFO L857 garLoopResultBuilder]: For program point L547-2(lines 547 548) no Hoare annotation was computed. [2021-10-29 04:42:35,843 INFO L857 garLoopResultBuilder]: For program point L580-3(lines 577 584) no Hoare annotation was computed. [2021-10-29 04:42:35,843 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 423) no Hoare annotation was computed. [2021-10-29 04:42:35,843 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 317) no Hoare annotation was computed. [2021-10-29 04:42:35,844 INFO L853 garLoopResultBuilder]: At program point L250(lines 201 251) the Hoare annotation is: false [2021-10-29 04:42:35,844 INFO L857 garLoopResultBuilder]: For program point L184(lines 184 188) no Hoare annotation was computed. [2021-10-29 04:42:35,844 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 177 195) no Hoare annotation was computed. [2021-10-29 04:42:35,844 INFO L857 garLoopResultBuilder]: For program point L184-3(lines 184 188) no Hoare annotation was computed. [2021-10-29 04:42:35,844 INFO L857 garLoopResultBuilder]: For program point L184-4(lines 177 195) no Hoare annotation was computed. [2021-10-29 04:42:35,844 INFO L857 garLoopResultBuilder]: For program point L184-6(lines 184 188) no Hoare annotation was computed. [2021-10-29 04:42:35,845 INFO L857 garLoopResultBuilder]: For program point L184-7(lines 177 195) no Hoare annotation was computed. [2021-10-29 04:42:35,845 INFO L860 garLoopResultBuilder]: At program point L614(lines 591 615) the Hoare annotation is: true [2021-10-29 04:42:35,845 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 04:42:35,845 INFO L857 garLoopResultBuilder]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2021-10-29 04:42:35,845 INFO L853 garLoopResultBuilder]: At program point L218-2(lines 218 222) the Hoare annotation is: false [2021-10-29 04:42:35,845 INFO L857 garLoopResultBuilder]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2021-10-29 04:42:35,849 INFO L857 garLoopResultBuilder]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2021-10-29 04:42:35,850 INFO L853 garLoopResultBuilder]: At program point L516-2(lines 516 520) the Hoare annotation is: false [2021-10-29 04:42:35,850 INFO L857 garLoopResultBuilder]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-10-29 04:42:35,850 INFO L857 garLoopResultBuilder]: For program point L516-3(lines 516 520) no Hoare annotation was computed. [2021-10-29 04:42:35,850 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 352) no Hoare annotation was computed. [2021-10-29 04:42:35,850 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 324) no Hoare annotation was computed. [2021-10-29 04:42:35,850 INFO L857 garLoopResultBuilder]: For program point L353(lines 353 356) no Hoare annotation was computed. [2021-10-29 04:42:35,851 INFO L857 garLoopResultBuilder]: For program point L320(lines 320 323) no Hoare annotation was computed. [2021-10-29 04:42:35,851 INFO L857 garLoopResultBuilder]: For program point L353-2(lines 353 356) no Hoare annotation was computed. [2021-10-29 04:42:35,855 INFO L857 garLoopResultBuilder]: For program point L254-1(lines 254 258) no Hoare annotation was computed. [2021-10-29 04:42:35,855 INFO L853 garLoopResultBuilder]: At program point L254-2(lines 254 258) the Hoare annotation is: false [2021-10-29 04:42:35,856 INFO L853 garLoopResultBuilder]: At program point L585(lines 297 586) the Hoare annotation is: (and (exists ((ULTIMATE.start___ieee754_powf_~hx~3 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_powf_~ix~5 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_powf_~hx~3)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3)))))) (= |ULTIMATE.start___ieee754_powf_#res| (_ NaN 8 24)) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~x~0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3)))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_powf_~x (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2021-10-29 04:42:35,856 INFO L857 garLoopResultBuilder]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2021-10-29 04:42:35,856 INFO L853 garLoopResultBuilder]: At program point L552-2(lines 552 556) the Hoare annotation is: false [2021-10-29 04:42:35,856 INFO L857 garLoopResultBuilder]: For program point L354(lines 354 355) no Hoare annotation was computed. [2021-10-29 04:42:35,856 INFO L857 garLoopResultBuilder]: For program point L387-1(lines 387 391) no Hoare annotation was computed. [2021-10-29 04:42:35,856 INFO L853 garLoopResultBuilder]: At program point L387-2(lines 387 391) the Hoare annotation is: false [2021-10-29 04:42:35,857 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 193) no Hoare annotation was computed. [2021-10-29 04:42:35,857 INFO L857 garLoopResultBuilder]: For program point L189-1(lines 177 195) no Hoare annotation was computed. [2021-10-29 04:42:35,857 INFO L857 garLoopResultBuilder]: For program point L123(lines 123 124) no Hoare annotation was computed. [2021-10-29 04:42:35,857 INFO L857 garLoopResultBuilder]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2021-10-29 04:42:35,857 INFO L857 garLoopResultBuilder]: For program point L189-3(lines 189 193) no Hoare annotation was computed. [2021-10-29 04:42:35,857 INFO L857 garLoopResultBuilder]: For program point L189-4(lines 177 195) no Hoare annotation was computed. [2021-10-29 04:42:35,858 INFO L857 garLoopResultBuilder]: For program point L189-5(lines 189 193) no Hoare annotation was computed. [2021-10-29 04:42:35,858 INFO L857 garLoopResultBuilder]: For program point L189-6(lines 189 193) no Hoare annotation was computed. [2021-10-29 04:42:35,858 INFO L857 garLoopResultBuilder]: For program point L189-7(lines 177 195) no Hoare annotation was computed. [2021-10-29 04:42:35,858 INFO L857 garLoopResultBuilder]: For program point L189-8(lines 189 193) no Hoare annotation was computed. [2021-10-29 04:42:35,858 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 04:42:35,858 INFO L857 garLoopResultBuilder]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2021-10-29 04:42:35,859 INFO L853 garLoopResultBuilder]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2021-10-29 04:42:35,859 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 225) no Hoare annotation was computed. [2021-10-29 04:42:35,859 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 167) no Hoare annotation was computed. [2021-10-29 04:42:35,859 INFO L857 garLoopResultBuilder]: For program point L522(lines 522 534) no Hoare annotation was computed. [2021-10-29 04:42:35,859 INFO L857 garLoopResultBuilder]: For program point L126(lines 126 127) no Hoare annotation was computed. [2021-10-29 04:42:35,860 INFO L853 garLoopResultBuilder]: At program point L589(line 589) the Hoare annotation is: (and (exists ((ULTIMATE.start___ieee754_powf_~hx~3 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_powf_~ix~5 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_powf_~hx~3)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3)))))) (= |ULTIMATE.start___ieee754_powf_#res| (_ NaN 8 24)) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~x~0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3)))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_powf_~x (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res|)) [2021-10-29 04:42:35,861 INFO L857 garLoopResultBuilder]: For program point L523(lines 523 527) no Hoare annotation was computed. [2021-10-29 04:42:35,861 INFO L857 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-10-29 04:42:35,862 INFO L857 garLoopResultBuilder]: For program point L424-1(lines 398 499) no Hoare annotation was computed. [2021-10-29 04:42:35,862 INFO L857 garLoopResultBuilder]: For program point L424-2(lines 424 428) no Hoare annotation was computed. [2021-10-29 04:42:35,862 INFO L857 garLoopResultBuilder]: For program point L259(lines 259 263) no Hoare annotation was computed. [2021-10-29 04:42:35,862 INFO L857 garLoopResultBuilder]: For program point L259-1(lines 252 265) no Hoare annotation was computed. [2021-10-29 04:42:35,862 INFO L857 garLoopResultBuilder]: For program point L259-2(lines 259 263) no Hoare annotation was computed. [2021-10-29 04:42:35,862 INFO L857 garLoopResultBuilder]: For program point L160(lines 160 166) no Hoare annotation was computed. [2021-10-29 04:42:35,863 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 04:42:35,864 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 561) no Hoare annotation was computed. [2021-10-29 04:42:35,864 INFO L857 garLoopResultBuilder]: For program point L557-1(lines 297 586) no Hoare annotation was computed. [2021-10-29 04:42:35,864 INFO L857 garLoopResultBuilder]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2021-10-29 04:42:35,864 INFO L857 garLoopResultBuilder]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2021-10-29 04:42:35,865 INFO L857 garLoopResultBuilder]: For program point L392(lines 392 396) no Hoare annotation was computed. [2021-10-29 04:42:35,865 INFO L853 garLoopResultBuilder]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2021-10-29 04:42:35,865 INFO L857 garLoopResultBuilder]: For program point L392-1(lines 375 398) no Hoare annotation was computed. [2021-10-29 04:42:35,865 INFO L857 garLoopResultBuilder]: For program point L326(lines 326 335) no Hoare annotation was computed. [2021-10-29 04:42:35,865 INFO L857 garLoopResultBuilder]: For program point L392-2(lines 392 396) no Hoare annotation was computed. [2021-10-29 04:42:35,865 INFO L857 garLoopResultBuilder]: For program point L326-1(lines 297 586) no Hoare annotation was computed. [2021-10-29 04:42:35,866 INFO L853 garLoopResultBuilder]: At program point L194(lines 177 195) the Hoare annotation is: false [2021-10-29 04:42:35,866 INFO L853 garLoopResultBuilder]: At program point L194-1(lines 177 195) the Hoare annotation is: false [2021-10-29 04:42:35,866 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 129) no Hoare annotation was computed. [2021-10-29 04:42:35,866 INFO L853 garLoopResultBuilder]: At program point L194-2(lines 177 195) the Hoare annotation is: false [2021-10-29 04:42:35,866 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 527) no Hoare annotation was computed. [2021-10-29 04:42:35,866 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 371) no Hoare annotation was computed. [2021-10-29 04:42:35,867 INFO L857 garLoopResultBuilder]: For program point L327(lines 327 334) no Hoare annotation was computed. [2021-10-29 04:42:35,867 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 229) no Hoare annotation was computed. [2021-10-29 04:42:35,867 INFO L857 garLoopResultBuilder]: For program point L162(lines 162 165) no Hoare annotation was computed. [2021-10-29 04:42:35,867 INFO L857 garLoopResultBuilder]: For program point L526(lines 526 527) no Hoare annotation was computed. [2021-10-29 04:42:35,867 INFO L857 garLoopResultBuilder]: For program point L493(lines 493 497) no Hoare annotation was computed. [2021-10-29 04:42:35,867 INFO L857 garLoopResultBuilder]: For program point L493-1(lines 398 499) no Hoare annotation was computed. [2021-10-29 04:42:35,868 INFO L857 garLoopResultBuilder]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2021-10-29 04:42:35,868 INFO L857 garLoopResultBuilder]: For program point L362(lines 362 363) no Hoare annotation was computed. [2021-10-29 04:42:35,868 INFO L857 garLoopResultBuilder]: For program point L329(lines 329 334) no Hoare annotation was computed. [2021-10-29 04:42:35,868 INFO L857 garLoopResultBuilder]: For program point L362-2(lines 360 371) no Hoare annotation was computed. [2021-10-29 04:42:35,868 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 237) no Hoare annotation was computed. [2021-10-29 04:42:35,868 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 04:42:35,869 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 609) no Hoare annotation was computed. [2021-10-29 04:42:35,869 INFO L853 garLoopResultBuilder]: At program point L264(lines 252 265) the Hoare annotation is: false [2021-10-29 04:42:35,869 INFO L857 garLoopResultBuilder]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2021-10-29 04:42:35,869 INFO L853 garLoopResultBuilder]: At program point L231-2(lines 231 235) the Hoare annotation is: false [2021-10-29 04:42:35,869 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 136) no Hoare annotation was computed. [2021-10-29 04:42:35,869 INFO L857 garLoopResultBuilder]: For program point L231-3(lines 231 235) no Hoare annotation was computed. [2021-10-29 04:42:35,870 INFO L857 garLoopResultBuilder]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2021-10-29 04:42:35,870 INFO L857 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2021-10-29 04:42:35,870 INFO L857 garLoopResultBuilder]: For program point L463(lines 463 467) no Hoare annotation was computed. [2021-10-29 04:42:35,870 INFO L857 garLoopResultBuilder]: For program point L463-1(lines 398 499) no Hoare annotation was computed. [2021-10-29 04:42:35,870 INFO L857 garLoopResultBuilder]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2021-10-29 04:42:35,870 INFO L857 garLoopResultBuilder]: For program point L364(lines 364 369) no Hoare annotation was computed. [2021-10-29 04:42:35,870 INFO L857 garLoopResultBuilder]: For program point L133-2(lines 133 134) no Hoare annotation was computed. [2021-10-29 04:42:35,871 INFO L853 garLoopResultBuilder]: At program point L133-3(lines 133 134) the Hoare annotation is: false [2021-10-29 04:42:35,871 INFO L857 garLoopResultBuilder]: For program point L133-4(lines 133 134) no Hoare annotation was computed. [2021-10-29 04:42:35,871 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 368) no Hoare annotation was computed. [2021-10-29 04:42:35,871 INFO L857 garLoopResultBuilder]: For program point L332(lines 332 333) no Hoare annotation was computed. [2021-10-29 04:42:35,874 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-10-29 04:42:35,876 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 04:42:35,891 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,892 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,892 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,893 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,893 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,893 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,893 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,893 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,908 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,908 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,909 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,909 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,909 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,909 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,909 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,910 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,912 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,912 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,912 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,913 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,913 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,913 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,913 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,913 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,916 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,916 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,917 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,917 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,917 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:35,917 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,918 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,918 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,932 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,933 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,933 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:35,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:42:35 BoogieIcfgContainer [2021-10-29 04:42:35,935 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 04:42:35,936 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:42:35,936 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:42:35,936 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:42:35,937 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:42:16" (3/4) ... [2021-10-29 04:42:35,940 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:42:35,972 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-29 04:42:35,972 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-29 04:42:35,973 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:42:35,976 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:42:36,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && !~fp.eq~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) [2021-10-29 04:42:36,087 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 04:42:36,087 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:42:36,089 INFO L168 Benchmark]: Toolchain (without parser) took 48469.92 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 54.1 MB in the beginning and 40.4 MB in the end (delta: 13.7 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:36,089 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 73.4 MB. Free memory was 53.4 MB in the beginning and 53.3 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:42:36,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.38 ms. Allocated memory is still 73.4 MB. Free memory was 53.9 MB in the beginning and 43.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:36,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.44 ms. Allocated memory is still 73.4 MB. Free memory was 43.8 MB in the beginning and 39.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:36,091 INFO L168 Benchmark]: Boogie Preprocessor took 115.22 ms. Allocated memory is still 73.4 MB. Free memory was 39.2 MB in the beginning and 34.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:36,091 INFO L168 Benchmark]: RCFGBuilder took 28005.20 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 34.4 MB in the beginning and 53.5 MB in the end (delta: -19.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:36,092 INFO L168 Benchmark]: TraceAbstraction took 19404.59 ms. Allocated memory is still 96.5 MB. Free memory was 53.0 MB in the beginning and 53.7 MB in the end (delta: -707.5 kB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:36,092 INFO L168 Benchmark]: Witness Printer took 150.99 ms. Allocated memory is still 96.5 MB. Free memory was 53.0 MB in the beginning and 40.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:42:36,095 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 73.4 MB. Free memory was 53.4 MB in the beginning and 53.3 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 668.38 ms. Allocated memory is still 73.4 MB. Free memory was 53.9 MB in the beginning and 43.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 117.44 ms. Allocated memory is still 73.4 MB. Free memory was 43.8 MB in the beginning and 39.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 115.22 ms. Allocated memory is still 73.4 MB. Free memory was 39.2 MB in the beginning and 34.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 28005.20 ms. Allocated memory was 73.4 MB in the beginning and 96.5 MB in the end (delta: 23.1 MB). Free memory was 34.4 MB in the beginning and 53.5 MB in the end (delta: -19.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19404.59 ms. Allocated memory is still 96.5 MB. Free memory was 53.0 MB in the beginning and 53.7 MB in the end (delta: -707.5 kB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. * Witness Printer took 150.99 ms. Allocated memory is still 96.5 MB. Free memory was 53.0 MB in the beginning and 40.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * 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: 609]: 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, 200 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 502 SDtfs, 514 SDslu, 456 SDs, 0 SdLazy, 55 SolverSat, 1 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 80 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=0, InterpolantAutomatonStates: 18, 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, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 37 NumberOfFragments, 154 HoareAnnotationTreeSize, 33 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 100 ConstructedInterpolants, 12 QuantifiedInterpolants, 367 SizeOfPredicates, 19 NumberOfNonLiveVariables, 484 ConjunctsInSsa, 24 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 1 specifications checked. All of them hold - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant [2021-10-29 04:42:36,112 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,112 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,113 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,113 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,113 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,113 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,113 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,116 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,116 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,117 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((((\exists ULTIMATE.start___ieee754_powf_~hx~3 : bv32 :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hx~3) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hx~3[31:31], ULTIMATE.start___ieee754_powf_~hx~3[30:23], ULTIMATE.start___ieee754_powf_~hx~3[22:0]))) && \result == ~NaN~LONGDOUBLE()) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant [2021-10-29 04:42:36,118 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,118 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,118 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,119 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,119 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,119 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,119 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,120 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,127 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,128 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,129 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,129 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,130 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-29 04:42:36,130 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,130 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,130 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (((((\exists ULTIMATE.start___ieee754_powf_~hx~3 : bv32 :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hx~3) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hx~3[31:31], ULTIMATE.start___ieee754_powf_~hx~3[30:23], ULTIMATE.start___ieee754_powf_~hx~3[22:0]))) && \result == ~NaN~LONGDOUBLE()) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) && 1bv32 == \result - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant [2021-10-29 04:42:36,133 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,134 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,134 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 04:42:36,134 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && !~fp.eq~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-29 04:42:36,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_942c2f59-dd7f-4809-8391-ef4999f844c4/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...