./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 18:21:56,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:21:56,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:21:56,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:21:56,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:21:56,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:21:56,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:21:56,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:21:56,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:21:56,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:21:56,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:21:56,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:21:56,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:21:56,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:21:56,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:21:56,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:21:56,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:21:56,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:21:56,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:21:56,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:21:56,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:21:56,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:21:56,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:21:56,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:21:56,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:21:56,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:21:56,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:21:56,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:21:56,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:21:56,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:21:56,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:21:56,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:21:56,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:21:56,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:21:56,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:21:56,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:21:56,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:21:56,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:21:56,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:21:56,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:21:56,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:21:56,694 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-25 18:21:56,740 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:21:56,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:21:56,745 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:21:56,745 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:21:56,747 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:21:56,747 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:21:56,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:21:56,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:21:56,748 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:21:56,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:21:56,750 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:21:56,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:21:56,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:21:56,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:21:56,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:21:56,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:21:56,752 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 18:21:56,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:21:56,752 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:21:56,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:21:56,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:21:56,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:21:56,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:21:56,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:21:56,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:21:56,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:21:56,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:21:56,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:21:56,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:21:56,756 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:21:56,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:21:56,757 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:21:56,757 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:21:56,758 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a [2022-11-25 18:21:57,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:21:57,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:21:57,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:21:57,189 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:21:57,190 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:21:57,191 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2022-11-25 18:22:00,261 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:22:00,711 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:22:00,711 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2022-11-25 18:22:00,744 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/data/b9fb69314/a053f4ae30444b619a2cb05d103e5bf6/FLAGcdfd8bc36 [2022-11-25 18:22:00,765 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/data/b9fb69314/a053f4ae30444b619a2cb05d103e5bf6 [2022-11-25 18:22:00,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:22:00,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:22:00,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:22:00,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:22:00,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:22:00,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:22:00" (1/1) ... [2022-11-25 18:22:00,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f679874 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:00, skipping insertion in model container [2022-11-25 18:22:00,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:22:00" (1/1) ... [2022-11-25 18:22:00,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:22:00,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:22:01,453 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 18:22:02,176 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 18:22:02,184 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 18:22:02,187 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 18:22:02,190 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 18:22:02,191 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 18:22:02,850 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2063) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1645) 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:1094) 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.handleLoops(CHandler.java:3472) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1463) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:223) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) 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:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) 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) [2022-11-25 18:22:02,869 INFO L158 Benchmark]: Toolchain (without parser) took 2096.25ms. Allocated memory is still 144.7MB. Free memory was 105.6MB in the beginning and 101.7MB in the end (delta: 3.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 18:22:02,870 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 144.7MB. Free memory was 116.4MB in the beginning and 116.3MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:22:02,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2089.85ms. Allocated memory is still 144.7MB. Free memory was 105.6MB in the beginning and 101.7MB in the end (delta: 3.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 18:22:02,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 144.7MB. Free memory was 116.4MB in the beginning and 116.3MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2089.85ms. Allocated memory is still 144.7MB. Free memory was 105.6MB in the beginning and 101.7MB in the end (delta: 3.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 18:22:05,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:22:05,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:22:05,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:22:05,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:22:05,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:22:05,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:22:05,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:22:05,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:22:05,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:22:05,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:22:05,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:22:05,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:22:05,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:22:05,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:22:05,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:22:05,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:22:05,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:22:05,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:22:05,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:22:05,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:22:05,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:22:05,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:22:05,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:22:05,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:22:05,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:22:05,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:22:05,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:22:05,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:22:05,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:22:05,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:22:05,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:22:05,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:22:05,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:22:05,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:22:05,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:22:05,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:22:05,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:22:05,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:22:05,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:22:05,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:22:05,716 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-25 18:22:05,770 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:22:05,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:22:05,775 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:22:05,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:22:05,777 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:22:05,777 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:22:05,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:22:05,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:22:05,779 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:22:05,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:22:05,781 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:22:05,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:22:05,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:22:05,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:22:05,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:22:05,782 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 18:22:05,783 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 18:22:05,783 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 18:22:05,783 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 18:22:05,784 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:22:05,784 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:22:05,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:22:05,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:22:05,785 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:22:05,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:22:05,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:22:05,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:22:05,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:22:05,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:22:05,787 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 18:22:05,787 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 18:22:05,788 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:22:05,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:22:05,789 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:22:05,789 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:22:05,789 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 18:22:05,790 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a [2022-11-25 18:22:06,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:22:06,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:22:06,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:22:06,288 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:22:06,288 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:22:06,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2022-11-25 18:22:09,881 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:22:10,413 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:22:10,427 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2022-11-25 18:22:10,479 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/data/d874fa9b1/7e15c10ef06d46798b25c3a0bb7f63a1/FLAG6942ff614 [2022-11-25 18:22:10,514 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/data/d874fa9b1/7e15c10ef06d46798b25c3a0bb7f63a1 [2022-11-25 18:22:10,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:22:10,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:22:10,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:22:10,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:22:10,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:22:10,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:22:10" (1/1) ... [2022-11-25 18:22:10,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de4d14c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:10, skipping insertion in model container [2022-11-25 18:22:10,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:22:10" (1/1) ... [2022-11-25 18:22:10,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:22:10,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:22:11,182 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 18:22:11,905 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 18:22:11,914 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 18:22:11,918 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 18:22:11,932 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 18:22:11,934 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 18:22:12,584 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 18:22:12,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:22:12,616 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:22:12,652 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 18:22:12,760 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 18:22:12,762 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 18:22:12,763 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 18:22:12,766 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 18:22:12,767 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 18:22:12,788 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 18:22:12,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:22:13,086 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:22:13,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13 WrapperNode [2022-11-25 18:22:13,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:22:13,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:22:13,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:22:13,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:22:13,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (1/1) ... [2022-11-25 18:22:13,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (1/1) ... [2022-11-25 18:22:13,186 INFO L138 Inliner]: procedures = 944, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 117 [2022-11-25 18:22:13,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:22:13,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:22:13,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:22:13,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:22:13,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (1/1) ... [2022-11-25 18:22:13,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (1/1) ... [2022-11-25 18:22:13,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (1/1) ... [2022-11-25 18:22:13,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (1/1) ... [2022-11-25 18:22:13,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (1/1) ... [2022-11-25 18:22:13,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (1/1) ... [2022-11-25 18:22:13,230 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (1/1) ... [2022-11-25 18:22:13,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (1/1) ... [2022-11-25 18:22:13,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:22:13,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:22:13,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:22:13,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:22:13,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (1/1) ... [2022-11-25 18:22:13,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:22:13,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:22:13,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 18:22:13,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 18:22:13,353 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-25 18:22:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-25 18:22:13,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 18:22:13,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:22:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:22:13,354 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-25 18:22:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-25 18:22:13,355 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-25 18:22:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 18:22:13,525 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:22:13,527 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:22:15,699 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:22:15,707 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:22:15,708 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-25 18:22:15,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:22:15 BoogieIcfgContainer [2022-11-25 18:22:15,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:22:15,713 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 18:22:15,714 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 18:22:15,721 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 18:22:15,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:22:10" (1/3) ... [2022-11-25 18:22:15,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@399cd5c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:22:15, skipping insertion in model container [2022-11-25 18:22:15,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:13" (2/3) ... [2022-11-25 18:22:15,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@399cd5c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:22:15, skipping insertion in model container [2022-11-25 18:22:15,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:22:15" (3/3) ... [2022-11-25 18:22:15,727 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_17_good.i [2022-11-25 18:22:15,751 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 18:22:15,752 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2022-11-25 18:22:15,814 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 18:22:15,822 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2dc49dc2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 18:22:15,823 INFO L358 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2022-11-25 18:22:15,829 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 41 states have (on average 1.6097560975609757) internal successors, (66), 55 states have internal predecessors, (66), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-25 18:22:15,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-25 18:22:15,845 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:22:15,846 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:22:15,847 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:22:15,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:22:15,856 INFO L85 PathProgramCache]: Analyzing trace with hash -112073629, now seen corresponding path program 1 times [2022-11-25 18:22:15,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:22:15,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2047139966] [2022-11-25 18:22:15,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:22:15,873 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:22:15,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:22:15,878 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:22:15,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-25 18:22:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:22:16,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 18:22:16,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:22:16,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:22:16,088 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:22:16,089 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:22:16,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2047139966] [2022-11-25 18:22:16,089 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2047139966] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:22:16,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:22:16,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:22:16,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469837184] [2022-11-25 18:22:16,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:22:16,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:22:16,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:22:16,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:22:16,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:22:16,137 INFO L87 Difference]: Start difference. First operand has 62 states, 41 states have (on average 1.6097560975609757) internal successors, (66), 55 states have internal predecessors, (66), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:22:16,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:22:16,201 INFO L93 Difference]: Finished difference Result 116 states and 147 transitions. [2022-11-25 18:22:16,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:22:16,204 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-11-25 18:22:16,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:22:16,213 INFO L225 Difference]: With dead ends: 116 [2022-11-25 18:22:16,213 INFO L226 Difference]: Without dead ends: 58 [2022-11-25 18:22:16,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:22:16,220 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 7 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:22:16,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 129 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:22:16,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2022-11-25 18:22:16,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 52. [2022-11-25 18:22:16,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 37 states have (on average 1.4324324324324325) internal successors, (53), 46 states have internal predecessors, (53), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-25 18:22:16,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 61 transitions. [2022-11-25 18:22:16,262 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 61 transitions. Word has length 13 [2022-11-25 18:22:16,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:22:16,263 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 61 transitions. [2022-11-25 18:22:16,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:22:16,264 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2022-11-25 18:22:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-25 18:22:16,265 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:22:16,266 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:22:16,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-25 18:22:16,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:22:16,476 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:22:16,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:22:16,477 INFO L85 PathProgramCache]: Analyzing trace with hash 864458784, now seen corresponding path program 1 times [2022-11-25 18:22:16,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:22:16,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [517447233] [2022-11-25 18:22:16,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:22:16,480 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:22:16,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:22:16,482 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:22:16,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-25 18:22:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:22:16,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 18:22:16,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:22:16,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:22:16,675 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:22:16,675 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:22:16,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [517447233] [2022-11-25 18:22:16,676 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [517447233] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:22:16,676 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:22:16,677 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:22:16,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374791708] [2022-11-25 18:22:16,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:22:16,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:22:16,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:22:16,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:22:16,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:22:16,681 INFO L87 Difference]: Start difference. First operand 52 states and 61 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:22:16,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:22:16,764 INFO L93 Difference]: Finished difference Result 58 states and 68 transitions. [2022-11-25 18:22:16,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 18:22:16,765 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-11-25 18:22:16,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:22:16,770 INFO L225 Difference]: With dead ends: 58 [2022-11-25 18:22:16,770 INFO L226 Difference]: Without dead ends: 57 [2022-11-25 18:22:16,773 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:22:16,775 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 3 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:22:16,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 165 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:22:16,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-11-25 18:22:16,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-11-25 18:22:16,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 51 states have internal predecessors, (59), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-25 18:22:16,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions. [2022-11-25 18:22:16,801 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 67 transitions. Word has length 14 [2022-11-25 18:22:16,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:22:16,802 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 67 transitions. [2022-11-25 18:22:16,802 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:22:16,803 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-11-25 18:22:16,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-25 18:22:16,805 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:22:16,805 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:22:16,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-11-25 18:22:17,025 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:22:17,026 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:22:17,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:22:17,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1437295684, now seen corresponding path program 1 times [2022-11-25 18:22:17,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:22:17,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [588348385] [2022-11-25 18:22:17,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:22:17,028 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:22:17,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:22:17,029 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:22:17,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-25 18:22:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:22:17,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 18:22:17,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:22:17,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 18:22:17,180 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:22:17,181 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:22:17,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [588348385] [2022-11-25 18:22:17,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [588348385] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:22:17,182 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:22:17,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:22:17,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469995497] [2022-11-25 18:22:17,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:22:17,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:22:17,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:22:17,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:22:17,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:22:17,184 INFO L87 Difference]: Start difference. First operand 57 states and 67 transitions. Second operand has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:22:19,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:22:19,059 INFO L93 Difference]: Finished difference Result 58 states and 69 transitions. [2022-11-25 18:22:19,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:22:19,070 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2022-11-25 18:22:19,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:22:19,071 INFO L225 Difference]: With dead ends: 58 [2022-11-25 18:22:19,071 INFO L226 Difference]: Without dead ends: 57 [2022-11-25 18:22:19,072 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:22:19,073 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 3 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-25 18:22:19,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 156 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-25 18:22:19,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-11-25 18:22:19,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2022-11-25 18:22:19,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 42 states have (on average 1.380952380952381) internal successors, (58), 50 states have internal predecessors, (58), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-25 18:22:19,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 66 transitions. [2022-11-25 18:22:19,082 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 66 transitions. Word has length 19 [2022-11-25 18:22:19,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:22:19,082 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 66 transitions. [2022-11-25 18:22:19,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:22:19,083 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2022-11-25 18:22:19,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-25 18:22:19,084 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:22:19,084 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:22:19,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-25 18:22:19,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:22:19,300 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:22:19,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:22:19,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1606489124, now seen corresponding path program 1 times [2022-11-25 18:22:19,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:22:19,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1721029644] [2022-11-25 18:22:19,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:22:19,302 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:22:19,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:22:19,303 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:22:19,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-25 18:22:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:22:19,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 18:22:19,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:22:19,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 18:22:19,446 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:22:19,446 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:22:19,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1721029644] [2022-11-25 18:22:19,446 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1721029644] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:22:19,446 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:22:19,447 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:22:19,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758615856] [2022-11-25 18:22:19,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:22:19,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:22:19,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:22:19,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:22:19,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:22:19,448 INFO L87 Difference]: Start difference. First operand 56 states and 66 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:22:19,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:22:19,482 INFO L93 Difference]: Finished difference Result 95 states and 112 transitions. [2022-11-25 18:22:19,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:22:19,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-11-25 18:22:19,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:22:19,490 INFO L225 Difference]: With dead ends: 95 [2022-11-25 18:22:19,490 INFO L226 Difference]: Without dead ends: 57 [2022-11-25 18:22:19,491 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:22:19,492 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 0 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:22:19,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:22:19,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-11-25 18:22:19,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-11-25 18:22:19,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 43 states have (on average 1.372093023255814) internal successors, (59), 51 states have internal predecessors, (59), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-25 18:22:19,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions. [2022-11-25 18:22:19,508 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 67 transitions. Word has length 20 [2022-11-25 18:22:19,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:22:19,513 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 67 transitions. [2022-11-25 18:22:19,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:22:19,514 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-11-25 18:22:19,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-25 18:22:19,515 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:22:19,515 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:22:19,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-25 18:22:19,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:22:19,716 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:22:19,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:22:19,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1562719257, now seen corresponding path program 1 times [2022-11-25 18:22:19,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:22:19,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1052226936] [2022-11-25 18:22:19,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:22:19,717 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:22:19,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:22:19,750 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:22:19,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-25 18:22:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:22:19,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 18:22:19,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:22:20,017 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:22:20,017 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:22:20,156 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:22:20,157 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:22:20,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1052226936] [2022-11-25 18:22:20,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1052226936] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:22:20,157 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:22:20,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-25 18:22:20,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88455675] [2022-11-25 18:22:20,159 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:22:20,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 18:22:20,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:22:20,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 18:22:20,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:22:20,163 INFO L87 Difference]: Start difference. First operand 57 states and 67 transitions. Second operand has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:22:20,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:22:20,231 INFO L93 Difference]: Finished difference Result 98 states and 115 transitions. [2022-11-25 18:22:20,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:22:20,232 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-11-25 18:22:20,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:22:20,236 INFO L225 Difference]: With dead ends: 98 [2022-11-25 18:22:20,238 INFO L226 Difference]: Without dead ends: 51 [2022-11-25 18:22:20,239 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:22:20,240 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 74 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:22:20,242 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 167 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:22:20,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-11-25 18:22:20,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-11-25 18:22:20,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 38 states have (on average 1.3421052631578947) internal successors, (51), 45 states have internal predecessors, (51), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-25 18:22:20,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 59 transitions. [2022-11-25 18:22:20,258 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 59 transitions. Word has length 20 [2022-11-25 18:22:20,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:22:20,258 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 59 transitions. [2022-11-25 18:22:20,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:22:20,259 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2022-11-25 18:22:20,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-25 18:22:20,260 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:22:20,260 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:22:20,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-25 18:22:20,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:22:20,461 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:22:20,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:22:20,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1738319806, now seen corresponding path program 1 times [2022-11-25 18:22:20,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:22:20,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1689521552] [2022-11-25 18:22:20,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:22:20,462 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:22:20,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:22:20,464 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:22:20,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-25 18:23:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:23:49,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 18:23:49,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:23:51,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 18:23:51,727 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:23:51,728 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:23:51,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1689521552] [2022-11-25 18:23:51,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1689521552] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:23:51,728 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:23:51,728 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 18:23:51,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863270121] [2022-11-25 18:23:51,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:23:51,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 18:23:51,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:23:51,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 18:23:51,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:23:51,730 INFO L87 Difference]: Start difference. First operand 51 states and 59 transitions. Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:23:55,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-25 18:23:57,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:23:57,229 INFO L93 Difference]: Finished difference Result 114 states and 134 transitions. [2022-11-25 18:23:57,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:23:57,232 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2022-11-25 18:23:57,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:23:57,233 INFO L225 Difference]: With dead ends: 114 [2022-11-25 18:23:57,233 INFO L226 Difference]: Without dead ends: 75 [2022-11-25 18:23:57,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:23:57,234 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 32 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-25 18:23:57,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 246 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 39 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-11-25 18:23:57,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2022-11-25 18:23:57,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 57. [2022-11-25 18:23:57,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 50 states have internal predecessors, (59), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-25 18:23:57,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions. [2022-11-25 18:23:57,244 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 67 transitions. Word has length 21 [2022-11-25 18:23:57,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:23:57,244 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 67 transitions. [2022-11-25 18:23:57,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:23:57,245 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-11-25 18:23:57,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-25 18:23:57,245 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:23:57,246 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:23:57,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-25 18:23:57,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:23:57,459 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:23:57,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:23:57,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1978977856, now seen corresponding path program 1 times [2022-11-25 18:23:57,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:23:57,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [730050300] [2022-11-25 18:23:57,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:23:57,460 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:23:57,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:23:57,461 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:23:57,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-25 18:23:57,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:23:57,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 18:23:57,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:23:57,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 18:23:57,586 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:23:57,588 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:23:57,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [730050300] [2022-11-25 18:23:57,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [730050300] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:23:57,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:23:57,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:23:57,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878457153] [2022-11-25 18:23:57,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:23:57,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:23:57,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:23:57,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:23:57,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:23:57,598 INFO L87 Difference]: Start difference. First operand 57 states and 67 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:23:57,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:23:57,622 INFO L93 Difference]: Finished difference Result 94 states and 111 transitions. [2022-11-25 18:23:57,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:23:57,623 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2022-11-25 18:23:57,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:23:57,624 INFO L225 Difference]: With dead ends: 94 [2022-11-25 18:23:57,624 INFO L226 Difference]: Without dead ends: 74 [2022-11-25 18:23:57,624 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:23:57,625 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 12 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:23:57,626 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 108 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:23:57,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2022-11-25 18:23:57,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 58. [2022-11-25 18:23:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 51 states have internal predecessors, (60), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-25 18:23:57,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 68 transitions. [2022-11-25 18:23:57,635 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 68 transitions. Word has length 22 [2022-11-25 18:23:57,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:23:57,636 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 68 transitions. [2022-11-25 18:23:57,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:23:57,636 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2022-11-25 18:23:57,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-25 18:23:57,637 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:23:57,637 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:23:57,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-25 18:23:57,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:23:57,851 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:23:57,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:23:57,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1946660770, now seen corresponding path program 1 times [2022-11-25 18:23:57,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:23:57,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1475277390] [2022-11-25 18:23:57,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:23:57,855 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:23:57,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:23:57,856 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:23:57,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-25 18:25:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:25:35,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 18:25:35,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:25:37,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 18:25:37,172 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:25:37,172 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:25:37,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1475277390] [2022-11-25 18:25:37,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1475277390] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:25:37,172 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:25:37,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 18:25:37,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876548631] [2022-11-25 18:25:37,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:25:37,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 18:25:37,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:25:37,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 18:25:37,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:25:37,174 INFO L87 Difference]: Start difference. First operand 58 states and 68 transitions. Second operand has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:25:39,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:25:39,998 INFO L93 Difference]: Finished difference Result 76 states and 87 transitions. [2022-11-25 18:25:40,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:25:40,000 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2022-11-25 18:25:40,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:25:40,001 INFO L225 Difference]: With dead ends: 76 [2022-11-25 18:25:40,001 INFO L226 Difference]: Without dead ends: 75 [2022-11-25 18:25:40,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:25:40,005 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 31 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-25 18:25:40,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 188 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-25 18:25:40,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2022-11-25 18:25:40,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 57. [2022-11-25 18:25:40,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 46 states have (on average 1.2826086956521738) internal successors, (59), 50 states have internal predecessors, (59), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-25 18:25:40,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions. [2022-11-25 18:25:40,020 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 67 transitions. Word has length 22 [2022-11-25 18:25:40,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:25:40,021 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 67 transitions. [2022-11-25 18:25:40,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 18:25:40,022 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-11-25 18:25:40,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-25 18:25:40,023 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:25:40,024 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:25:40,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-25 18:25:40,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:40,240 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:25:40,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:25:40,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1293688500, now seen corresponding path program 1 times [2022-11-25 18:25:40,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:25:40,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1393043379] [2022-11-25 18:25:40,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:25:40,242 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:40,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:25:40,243 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:25:40,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-25 18:25:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:25:40,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 18:25:40,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:25:40,360 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 18:25:40,361 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:25:40,361 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:25:40,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1393043379] [2022-11-25 18:25:40,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1393043379] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:25:40,361 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:25:40,361 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:25:40,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096344818] [2022-11-25 18:25:40,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:25:40,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:25:40,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:25:40,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:25:40,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:25:40,363 INFO L87 Difference]: Start difference. First operand 57 states and 67 transitions. Second operand has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 18:25:40,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:25:40,410 INFO L93 Difference]: Finished difference Result 72 states and 87 transitions. [2022-11-25 18:25:40,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 18:25:40,411 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 27 [2022-11-25 18:25:40,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:25:40,412 INFO L225 Difference]: With dead ends: 72 [2022-11-25 18:25:40,412 INFO L226 Difference]: Without dead ends: 71 [2022-11-25 18:25:40,413 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:25:40,414 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 7 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:25:40,414 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 156 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:25:40,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2022-11-25 18:25:40,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-11-25 18:25:40,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 58 states have (on average 1.2586206896551724) internal successors, (73), 62 states have internal predecessors, (73), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:25:40,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 85 transitions. [2022-11-25 18:25:40,424 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 85 transitions. Word has length 27 [2022-11-25 18:25:40,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:25:40,425 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 85 transitions. [2022-11-25 18:25:40,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 18:25:40,425 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 85 transitions. [2022-11-25 18:25:40,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-25 18:25:40,426 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:25:40,426 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:25:40,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-25 18:25:40,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:40,639 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:25:40,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:25:40,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1360442841, now seen corresponding path program 1 times [2022-11-25 18:25:40,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:25:40,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [424343682] [2022-11-25 18:25:40,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:25:40,640 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:40,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:25:40,641 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:25:40,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-25 18:25:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:25:40,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 18:25:40,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:25:40,786 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-25 18:25:40,787 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:25:40,787 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:25:40,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [424343682] [2022-11-25 18:25:40,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [424343682] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:25:40,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:25:40,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:25:40,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187155895] [2022-11-25 18:25:40,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:25:40,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:25:40,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:25:40,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:25:40,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:25:40,789 INFO L87 Difference]: Start difference. First operand 71 states and 85 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 18:25:40,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:25:40,806 INFO L93 Difference]: Finished difference Result 90 states and 105 transitions. [2022-11-25 18:25:40,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:25:40,807 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-11-25 18:25:40,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:25:40,808 INFO L225 Difference]: With dead ends: 90 [2022-11-25 18:25:40,808 INFO L226 Difference]: Without dead ends: 76 [2022-11-25 18:25:40,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:25:40,809 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 4 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:25:40,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 105 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:25:40,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-11-25 18:25:40,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 72. [2022-11-25 18:25:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 59 states have (on average 1.2542372881355932) internal successors, (74), 63 states have internal predecessors, (74), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:25:40,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 86 transitions. [2022-11-25 18:25:40,819 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 86 transitions. Word has length 33 [2022-11-25 18:25:40,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:25:40,819 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 86 transitions. [2022-11-25 18:25:40,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 18:25:40,820 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 86 transitions. [2022-11-25 18:25:40,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-25 18:25:40,821 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:25:40,821 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:25:40,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-25 18:25:41,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:41,036 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:25:41,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:25:41,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1360494287, now seen corresponding path program 1 times [2022-11-25 18:25:41,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:25:41,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1370981391] [2022-11-25 18:25:41,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:25:41,037 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:41,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:25:41,038 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:25:41,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-11-25 18:25:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:25:41,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 18:25:41,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:25:41,145 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-25 18:25:41,145 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:25:41,145 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:25:41,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1370981391] [2022-11-25 18:25:41,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1370981391] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:25:41,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:25:41,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:25:41,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061162001] [2022-11-25 18:25:41,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:25:41,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:25:41,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:25:41,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:25:41,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:25:41,148 INFO L87 Difference]: Start difference. First operand 72 states and 86 transitions. Second operand has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 18:25:41,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:25:41,196 INFO L93 Difference]: Finished difference Result 76 states and 90 transitions. [2022-11-25 18:25:41,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 18:25:41,197 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-11-25 18:25:41,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:25:41,198 INFO L225 Difference]: With dead ends: 76 [2022-11-25 18:25:41,198 INFO L226 Difference]: Without dead ends: 75 [2022-11-25 18:25:41,198 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:25:41,199 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 2 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:25:41,200 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 153 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:25:41,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2022-11-25 18:25:41,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2022-11-25 18:25:41,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 62 states have (on average 1.2419354838709677) internal successors, (77), 66 states have internal predecessors, (77), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:25:41,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 89 transitions. [2022-11-25 18:25:41,210 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 89 transitions. Word has length 33 [2022-11-25 18:25:41,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:25:41,211 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 89 transitions. [2022-11-25 18:25:41,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 18:25:41,211 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 89 transitions. [2022-11-25 18:25:41,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-25 18:25:41,213 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:25:41,213 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:25:41,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2022-11-25 18:25:41,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:41,432 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:25:41,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:25:41,433 INFO L85 PathProgramCache]: Analyzing trace with hash -389920035, now seen corresponding path program 1 times [2022-11-25 18:25:41,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:25:41,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [677157112] [2022-11-25 18:25:41,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:25:41,433 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:41,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:25:41,434 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:25:41,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-25 18:25:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:25:41,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 18:25:41,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:25:41,567 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-25 18:25:41,568 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:25:41,568 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:25:41,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [677157112] [2022-11-25 18:25:41,568 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [677157112] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:25:41,569 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:25:41,569 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 18:25:41,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760535508] [2022-11-25 18:25:41,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:25:41,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:25:41,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:25:41,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:25:41,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:25:41,571 INFO L87 Difference]: Start difference. First operand 75 states and 89 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 18:25:41,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:25:41,756 INFO L93 Difference]: Finished difference Result 75 states and 89 transitions. [2022-11-25 18:25:41,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:25:41,762 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 37 [2022-11-25 18:25:41,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:25:41,763 INFO L225 Difference]: With dead ends: 75 [2022-11-25 18:25:41,763 INFO L226 Difference]: Without dead ends: 73 [2022-11-25 18:25:41,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:25:41,764 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 7 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 18:25:41,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 91 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 18:25:41,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2022-11-25 18:25:41,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2022-11-25 18:25:41,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 64 states have internal predecessors, (75), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:25:41,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 87 transitions. [2022-11-25 18:25:41,771 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 87 transitions. Word has length 37 [2022-11-25 18:25:41,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:25:41,771 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 87 transitions. [2022-11-25 18:25:41,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 18:25:41,772 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2022-11-25 18:25:41,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-25 18:25:41,773 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:25:41,773 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:25:41,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-25 18:25:41,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:41,992 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:25:41,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:25:41,993 INFO L85 PathProgramCache]: Analyzing trace with hash -389868589, now seen corresponding path program 1 times [2022-11-25 18:25:41,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:25:41,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1310163070] [2022-11-25 18:25:41,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:25:41,993 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:41,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:25:41,995 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:25:42,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-11-25 18:25:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:25:42,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 18:25:42,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:25:42,134 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-25 18:25:42,134 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:25:42,210 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-25 18:25:42,210 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:25:42,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1310163070] [2022-11-25 18:25:42,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1310163070] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:25:42,211 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:25:42,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-25 18:25:42,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86528394] [2022-11-25 18:25:42,211 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:25:42,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 18:25:42,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:25:42,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 18:25:42,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:25:42,213 INFO L87 Difference]: Start difference. First operand 73 states and 87 transitions. Second operand has 8 states, 8 states have (on average 4.5) internal successors, (36), 8 states have internal predecessors, (36), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 18:25:42,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:25:42,264 INFO L93 Difference]: Finished difference Result 86 states and 101 transitions. [2022-11-25 18:25:42,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:25:42,265 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.5) internal successors, (36), 8 states have internal predecessors, (36), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 37 [2022-11-25 18:25:42,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:25:42,265 INFO L225 Difference]: With dead ends: 86 [2022-11-25 18:25:42,266 INFO L226 Difference]: Without dead ends: 69 [2022-11-25 18:25:42,266 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:25:42,267 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 31 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:25:42,267 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 226 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:25:42,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2022-11-25 18:25:42,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2022-11-25 18:25:42,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 59 states have (on average 1.1864406779661016) internal successors, (70), 60 states have internal predecessors, (70), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-25 18:25:42,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 82 transitions. [2022-11-25 18:25:42,275 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 82 transitions. Word has length 37 [2022-11-25 18:25:42,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:25:42,275 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 82 transitions. [2022-11-25 18:25:42,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.5) internal successors, (36), 8 states have internal predecessors, (36), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 18:25:42,276 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 82 transitions. [2022-11-25 18:25:42,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-25 18:25:42,277 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:25:42,277 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:25:42,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-11-25 18:25:42,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:42,495 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:25:42,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:25:42,496 INFO L85 PathProgramCache]: Analyzing trace with hash 85198035, now seen corresponding path program 1 times [2022-11-25 18:25:42,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:25:42,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1128276878] [2022-11-25 18:25:42,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:25:42,496 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:42,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:25:42,497 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:25:42,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-11-25 18:25:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:25:42,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 18:25:42,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:25:42,651 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 18:25:42,651 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:25:42,756 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-25 18:25:42,756 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:25:42,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1128276878] [2022-11-25 18:25:42,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1128276878] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:25:42,756 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:25:42,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-25 18:25:42,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857221996] [2022-11-25 18:25:42,757 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:25:42,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 18:25:42,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:25:42,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 18:25:42,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:25:42,759 INFO L87 Difference]: Start difference. First operand 69 states and 82 transitions. Second operand has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2022-11-25 18:25:42,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:25:42,826 INFO L93 Difference]: Finished difference Result 93 states and 108 transitions. [2022-11-25 18:25:42,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:25:42,827 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) Word has length 38 [2022-11-25 18:25:42,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:25:42,827 INFO L225 Difference]: With dead ends: 93 [2022-11-25 18:25:42,828 INFO L226 Difference]: Without dead ends: 51 [2022-11-25 18:25:42,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:25:42,829 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 59 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:25:42,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 202 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:25:42,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-11-25 18:25:42,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 47. [2022-11-25 18:25:42,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 40 states have (on average 1.125) internal successors, (45), 41 states have internal predecessors, (45), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-25 18:25:42,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 53 transitions. [2022-11-25 18:25:42,851 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 53 transitions. Word has length 38 [2022-11-25 18:25:42,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:25:42,851 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 53 transitions. [2022-11-25 18:25:42,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 4 states have call successors, (5) [2022-11-25 18:25:42,852 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2022-11-25 18:25:42,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-25 18:25:42,859 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:25:42,859 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:25:42,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2022-11-25 18:25:43,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:43,075 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:25:43,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:25:43,076 INFO L85 PathProgramCache]: Analyzing trace with hash -2053065726, now seen corresponding path program 1 times [2022-11-25 18:25:43,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:25:43,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [988033049] [2022-11-25 18:25:43,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:25:43,076 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:43,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:25:43,078 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:25:43,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-11-25 18:25:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:25:43,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 18:25:43,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:25:43,255 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-25 18:25:43,255 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:25:43,256 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:25:43,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [988033049] [2022-11-25 18:25:43,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [988033049] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:25:43,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:25:43,257 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:25:43,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367954497] [2022-11-25 18:25:43,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:25:43,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:25:43,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:25:43,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:25:43,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:25:43,259 INFO L87 Difference]: Start difference. First operand 47 states and 53 transitions. Second operand has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 18:25:43,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:25:43,305 INFO L93 Difference]: Finished difference Result 55 states and 62 transitions. [2022-11-25 18:25:43,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 18:25:43,306 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 45 [2022-11-25 18:25:43,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:25:43,307 INFO L225 Difference]: With dead ends: 55 [2022-11-25 18:25:43,307 INFO L226 Difference]: Without dead ends: 54 [2022-11-25 18:25:43,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:25:43,308 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 2 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:25:43,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 143 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:25:43,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-11-25 18:25:43,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2022-11-25 18:25:43,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 46 states have (on average 1.108695652173913) internal successors, (51), 47 states have internal predecessors, (51), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-25 18:25:43,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 61 transitions. [2022-11-25 18:25:43,318 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 61 transitions. Word has length 45 [2022-11-25 18:25:43,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:25:43,319 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 61 transitions. [2022-11-25 18:25:43,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 18:25:43,319 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2022-11-25 18:25:43,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-25 18:25:43,322 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:25:43,322 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:25:43,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-11-25 18:25:43,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:43,536 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-25 18:25:43,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:25:43,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1048452649, now seen corresponding path program 1 times [2022-11-25 18:25:43,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:25:43,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1493880238] [2022-11-25 18:25:43,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:25:43,537 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:43,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:25:43,538 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:25:43,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-11-25 18:25:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:25:43,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 18:25:43,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:25:43,721 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-25 18:25:43,722 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:25:43,816 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-25 18:25:43,817 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:25:43,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1493880238] [2022-11-25 18:25:43,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1493880238] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:25:43,817 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:25:43,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-25 18:25:43,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429232199] [2022-11-25 18:25:43,817 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:25:43,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 18:25:43,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:25:43,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 18:25:43,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:25:43,819 INFO L87 Difference]: Start difference. First operand 54 states and 61 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 4 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2022-11-25 18:25:43,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:25:43,866 INFO L93 Difference]: Finished difference Result 58 states and 64 transitions. [2022-11-25 18:25:43,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:25:43,867 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 4 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) Word has length 55 [2022-11-25 18:25:43,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:25:43,867 INFO L225 Difference]: With dead ends: 58 [2022-11-25 18:25:43,867 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 18:25:43,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:25:43,868 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 2 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:25:43,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 267 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:25:43,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 18:25:43,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 18:25:43,869 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) [2022-11-25 18:25:43,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 18:25:43,869 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2022-11-25 18:25:43,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:25:43,870 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:25:43,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 4 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2022-11-25 18:25:43,870 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 18:25:43,870 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 18:25:43,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 13 remaining) [2022-11-25 18:25:43,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 13 remaining) [2022-11-25 18:25:43,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 13 remaining) [2022-11-25 18:25:43,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 13 remaining) [2022-11-25 18:25:43,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 13 remaining) [2022-11-25 18:25:43,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 13 remaining) [2022-11-25 18:25:43,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 13 remaining) [2022-11-25 18:25:43,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 13 remaining) [2022-11-25 18:25:43,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 13 remaining) [2022-11-25 18:25:43,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 13 remaining) [2022-11-25 18:25:43,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 13 remaining) [2022-11-25 18:25:43,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 13 remaining) [2022-11-25 18:25:43,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 13 remaining) [2022-11-25 18:25:43,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2022-11-25 18:25:44,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:25:44,091 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 18:25:45,412 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-25 18:25:45,412 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-25 18:25:45,412 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-11-25 18:25:45,412 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-11-25 18:25:45,412 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-25 18:25:45,412 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-25 18:25:45,412 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-11-25 18:25:45,412 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1845) no Hoare annotation was computed. [2022-11-25 18:25:45,412 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1841) no Hoare annotation was computed. [2022-11-25 18:25:45,413 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1837) no Hoare annotation was computed. [2022-11-25 18:25:45,413 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-25 18:25:45,413 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-25 18:25:45,413 INFO L899 garLoopResultBuilder]: For program point L1845(line 1845) no Hoare annotation was computed. [2022-11-25 18:25:45,413 INFO L899 garLoopResultBuilder]: For program point L1845-1(line 1845) no Hoare annotation was computed. [2022-11-25 18:25:45,413 INFO L899 garLoopResultBuilder]: For program point L1837-2(lines 1837 1840) no Hoare annotation was computed. [2022-11-25 18:25:45,413 INFO L899 garLoopResultBuilder]: For program point L1837-3(line 1837) no Hoare annotation was computed. [2022-11-25 18:25:45,413 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1866) no Hoare annotation was computed. [2022-11-25 18:25:45,414 INFO L899 garLoopResultBuilder]: For program point L1837-4(line 1837) no Hoare annotation was computed. [2022-11-25 18:25:45,414 INFO L895 garLoopResultBuilder]: At program point L1837-5(lines 1837 1840) the Hoare annotation is: (or (= |ULTIMATE.start_goodB2G_~i~1#1| (_ bv1 32)) (and (bvsgt |ULTIMATE.start_goodB2G_~data~0#1| (_ bv2147483648 32)) (let ((.cse0 (bvsgt |ULTIMATE.start_goodB2G_~data~0#1| (_ bv0 32)))) (or (and (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) |ULTIMATE.start_goodB2G_~data~0#1|) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32)))))) .cse0) (and (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) (bvneg |ULTIMATE.start_goodB2G_~data~0#1|)) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32)))))) (not .cse0)))) (= |ULTIMATE.start_goodB2G_~i~1#1| (_ bv0 32)))) [2022-11-25 18:25:45,414 INFO L899 garLoopResultBuilder]: For program point L1837-6(lines 1837 1840) no Hoare annotation was computed. [2022-11-25 18:25:45,415 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1837) no Hoare annotation was computed. [2022-11-25 18:25:45,415 INFO L899 garLoopResultBuilder]: For program point L1854(lines 1854 1870) no Hoare annotation was computed. [2022-11-25 18:25:45,415 INFO L902 garLoopResultBuilder]: At program point L1879(line 1879) the Hoare annotation is: true [2022-11-25 18:25:45,415 INFO L899 garLoopResultBuilder]: For program point L1879-1(line 1879) no Hoare annotation was computed. [2022-11-25 18:25:45,415 INFO L895 garLoopResultBuilder]: At program point L1846(line 1846) the Hoare annotation is: (and (bvsgt |ULTIMATE.start_goodB2G_~data~0#1| (_ bv2147483648 32)) (= |ULTIMATE.start_goodB2G_~i~1#1| (_ bv1 32)) (let ((.cse0 (bvsgt |ULTIMATE.start_goodB2G_~data~0#1| (_ bv0 32)))) (or (and (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) |ULTIMATE.start_goodB2G_~data~0#1|) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32)))))) .cse0) (and (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) (bvneg |ULTIMATE.start_goodB2G_~data~0#1|)) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32)))))) (not .cse0)))) (= |ULTIMATE.start_goodB2G_~k~0#1| (_ bv0 32))) [2022-11-25 18:25:45,416 INFO L899 garLoopResultBuilder]: For program point L1871(lines 1871 1875) no Hoare annotation was computed. [2022-11-25 18:25:45,416 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1859) no Hoare annotation was computed. [2022-11-25 18:25:45,416 INFO L899 garLoopResultBuilder]: For program point L1863-2(line 1863) no Hoare annotation was computed. [2022-11-25 18:25:45,416 INFO L899 garLoopResultBuilder]: For program point L1863-3(line 1863) no Hoare annotation was computed. [2022-11-25 18:25:45,416 INFO L895 garLoopResultBuilder]: At program point L1863-4(lines 1863 1869) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_goodB2G_~k~0#1| (_ bv1 32))) (.cse1 (= |ULTIMATE.start_goodB2G_~i~1#1| (_ bv1 32))) (.cse2 (= |ULTIMATE.start_goodG2B_~h~0#1| (_ bv1 32))) (.cse3 (= (_ bv2 32) |ULTIMATE.start_goodG2B_~data~1#1|))) (or (and .cse0 .cse1 (= |ULTIMATE.start_goodG2B_~j~0#1| (_ bv1 32)) .cse2 .cse3) (and (= |ULTIMATE.start_goodG2B_~j~0#1| (_ bv0 32)) .cse0 .cse1 .cse2 .cse3))) [2022-11-25 18:25:45,417 INFO L899 garLoopResultBuilder]: For program point L1839(line 1839) no Hoare annotation was computed. [2022-11-25 18:25:45,417 INFO L899 garLoopResultBuilder]: For program point L1839-2(line 1839) no Hoare annotation was computed. [2022-11-25 18:25:45,417 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1863) no Hoare annotation was computed. [2022-11-25 18:25:45,417 INFO L902 garLoopResultBuilder]: At program point L1881(line 1881) the Hoare annotation is: true [2022-11-25 18:25:45,417 INFO L899 garLoopResultBuilder]: For program point L1881-1(line 1881) no Hoare annotation was computed. [2022-11-25 18:25:45,417 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1866) no Hoare annotation was computed. [2022-11-25 18:25:45,418 INFO L899 garLoopResultBuilder]: For program point L1832(lines 1832 1853) no Hoare annotation was computed. [2022-11-25 18:25:45,418 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-25 18:25:45,418 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1845) no Hoare annotation was computed. [2022-11-25 18:25:45,418 INFO L902 garLoopResultBuilder]: At program point L1882(lines 1876 1883) the Hoare annotation is: true [2022-11-25 18:25:45,418 INFO L899 garLoopResultBuilder]: For program point L1841-2(line 1841) no Hoare annotation was computed. [2022-11-25 18:25:45,418 INFO L899 garLoopResultBuilder]: For program point L1841-3(line 1841) no Hoare annotation was computed. [2022-11-25 18:25:45,419 INFO L895 garLoopResultBuilder]: At program point L1841-4(lines 1841 1852) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_goodB2G_~i~1#1| (_ bv1 32)))) (or (and .cse0 (= |ULTIMATE.start_goodB2G_~k~0#1| (_ bv0 32))) (and (= |ULTIMATE.start_goodB2G_~k~0#1| (_ bv1 32)) .cse0))) [2022-11-25 18:25:45,419 INFO L899 garLoopResultBuilder]: For program point L1866(line 1866) no Hoare annotation was computed. [2022-11-25 18:25:45,419 INFO L899 garLoopResultBuilder]: For program point L1866-1(line 1866) no Hoare annotation was computed. [2022-11-25 18:25:45,419 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-25 18:25:45,419 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1841) no Hoare annotation was computed. [2022-11-25 18:25:45,420 INFO L895 garLoopResultBuilder]: At program point L1850(line 1850) the Hoare annotation is: (and (= |ULTIMATE.start_goodB2G_~i~1#1| (_ bv1 32)) (= |ULTIMATE.start_goodB2G_~k~0#1| (_ bv0 32))) [2022-11-25 18:25:45,420 INFO L899 garLoopResultBuilder]: For program point L1850-1(lines 1841 1852) no Hoare annotation was computed. [2022-11-25 18:25:45,420 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1863) no Hoare annotation was computed. [2022-11-25 18:25:45,420 INFO L895 garLoopResultBuilder]: At program point L1867(line 1867) the Hoare annotation is: (and (= |ULTIMATE.start_goodG2B_~j~0#1| (_ bv0 32)) (= |ULTIMATE.start_goodB2G_~k~0#1| (_ bv1 32)) (= |ULTIMATE.start_goodB2G_~i~1#1| (_ bv1 32)) (= |ULTIMATE.start_goodG2B_~h~0#1| (_ bv1 32)) (= (_ bv2 32) |ULTIMATE.start_goodG2B_~data~1#1|)) [2022-11-25 18:25:45,420 INFO L899 garLoopResultBuilder]: For program point L1867-1(lines 1863 1869) no Hoare annotation was computed. [2022-11-25 18:25:45,420 INFO L899 garLoopResultBuilder]: For program point L1859-2(lines 1859 1862) no Hoare annotation was computed. [2022-11-25 18:25:45,421 INFO L899 garLoopResultBuilder]: For program point L1859-3(line 1859) no Hoare annotation was computed. [2022-11-25 18:25:45,421 INFO L899 garLoopResultBuilder]: For program point L1859-4(line 1859) no Hoare annotation was computed. [2022-11-25 18:25:45,421 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1843) no Hoare annotation was computed. [2022-11-25 18:25:45,421 INFO L895 garLoopResultBuilder]: At program point L1859-5(lines 1859 1862) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_goodB2G_~k~0#1| (_ bv1 32))) (.cse1 (= |ULTIMATE.start_goodB2G_~i~1#1| (_ bv1 32)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_goodG2B_~h~0#1| (_ bv0 32))) (and .cse0 .cse1 (= |ULTIMATE.start_goodG2B_~h~0#1| (_ bv1 32)) (= (_ bv2 32) |ULTIMATE.start_goodG2B_~data~1#1|)))) [2022-11-25 18:25:45,421 INFO L899 garLoopResultBuilder]: For program point L1859-6(lines 1859 1862) no Hoare annotation was computed. [2022-11-25 18:25:45,422 INFO L899 garLoopResultBuilder]: For program point L1843(line 1843) no Hoare annotation was computed. [2022-11-25 18:25:45,422 INFO L899 garLoopResultBuilder]: For program point L1843-1(line 1843) no Hoare annotation was computed. [2022-11-25 18:25:45,422 INFO L899 garLoopResultBuilder]: For program point L1843-3(lines 1843 1851) no Hoare annotation was computed. [2022-11-25 18:25:45,422 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1859) no Hoare annotation was computed. [2022-11-25 18:25:45,426 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:25:45,428 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 18:25:45,443 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero [2022-11-25 18:25:45,444 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,444 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,444 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero [2022-11-25 18:25:45,445 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,445 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,446 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero [2022-11-25 18:25:45,446 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,446 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,447 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero [2022-11-25 18:25:45,447 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,447 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:25:45 BoogieIcfgContainer [2022-11-25 18:25:45,449 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 18:25:45,449 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 18:25:45,449 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 18:25:45,450 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 18:25:45,450 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:22:15" (3/4) ... [2022-11-25 18:25:45,453 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 18:25:45,460 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-25 18:25:45,460 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-25 18:25:45,465 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-25 18:25:45,466 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-25 18:25:45,466 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 18:25:45,466 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 18:25:45,492 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: i == 1bv32 || ((~bvsgt32(data, 2147483648bv32) && (((\exists currentRoundingMode : FloatRoundingMode :: ~bvslt64(~sign_extendFrom16To32(data), ~convertDOUBLEToLONG(~roundTowardZero, ~fp.sqrt~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 2147483647bv32))))) && ~bvsgt32(data, 0bv32)) || ((\exists currentRoundingMode : FloatRoundingMode :: ~bvslt64(~sign_extendFrom16To32(~bvneg128(data)), ~convertDOUBLEToLONG(~roundTowardZero, ~fp.sqrt~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 2147483647bv32))))) && !~bvsgt32(data, 0bv32)))) && i == 0bv32) [2022-11-25 18:25:45,507 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 18:25:45,508 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 18:25:45,508 INFO L158 Benchmark]: Toolchain (without parser) took 214988.66ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 38.7MB in the beginning and 50.8MB in the end (delta: -12.1MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2022-11-25 18:25:45,509 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:25:45,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2563.75ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 38.3MB in the beginning and 61.6MB in the end (delta: -23.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2022-11-25 18:25:45,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.94ms. Allocated memory is still 98.6MB. Free memory was 61.6MB in the beginning and 57.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 18:25:45,510 INFO L158 Benchmark]: Boogie Preprocessor took 50.48ms. Allocated memory is still 98.6MB. Free memory was 57.4MB in the beginning and 54.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 18:25:45,510 INFO L158 Benchmark]: RCFGBuilder took 2471.90ms. Allocated memory is still 98.6MB. Free memory was 54.6MB in the beginning and 37.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 18:25:45,511 INFO L158 Benchmark]: TraceAbstraction took 209735.47ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 37.1MB in the beginning and 53.9MB in the end (delta: -16.8MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2022-11-25 18:25:45,511 INFO L158 Benchmark]: Witness Printer took 58.61ms. Allocated memory is still 119.5MB. Free memory was 53.9MB in the beginning and 50.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:25:45,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2563.75ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 38.3MB in the beginning and 61.6MB in the end (delta: -23.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.94ms. Allocated memory is still 98.6MB. Free memory was 61.6MB in the beginning and 57.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.48ms. Allocated memory is still 98.6MB. Free memory was 57.4MB in the beginning and 54.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2471.90ms. Allocated memory is still 98.6MB. Free memory was 54.6MB in the beginning and 37.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 209735.47ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 37.1MB in the beginning and 53.9MB in the end (delta: -16.8MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Witness Printer took 58.61ms. Allocated memory is still 119.5MB. Free memory was 53.9MB in the beginning and 50.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero - 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero - 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero - 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero - 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: 1837]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1837]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1843]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1845]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1845]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1841]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1841]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1859]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1859]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1866]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1866]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1863]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1863]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 62 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 209.6s, OverallIterations: 16, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 11.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 290 SdHoareTripleChecker+Valid, 5.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 276 mSDsluCounter, 2612 SdHoareTripleChecker+Invalid, 5.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1737 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 267 IncrementalHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 875 mSDtfsCounter, 267 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 601 GetRequests, 541 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 8.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=11, InterpolantAutomatonStates: 70, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 16 MinimizatonAttempts, 67 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 35 PreInvPairs, 48 NumberOfFragments, 187 HoareAnnotationTreeSize, 35 FomulaSimplifications, 618 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 124 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 187.0s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 456 NumberOfCodeBlocks, 456 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 586 ConstructedInterpolants, 5 QuantifiedInterpolants, 1105 SizeOfPredicates, 21 NumberOfNonLiveVariables, 1248 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 20 InterpolantComputations, 12 PerfectInterpolantSequences, 134/142 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 13 specifications checked. All of them hold - InvariantResult [Line: 1863]: Loop Invariant Derived loop invariant: ((((k == 1bv32 && i == 1bv32) && j == 1bv32) && h == 1bv32) && 2bv32 == data) || ((((j == 0bv32 && k == 1bv32) && i == 1bv32) && h == 1bv32) && 2bv32 == data) - InvariantResult [Line: 1876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1841]: Loop Invariant Derived loop invariant: (i == 1bv32 && k == 0bv32) || (k == 1bv32 && i == 1bv32) - InvariantResult [Line: 1837]: Loop Invariant [2022-11-25 18:25:45,525 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero [2022-11-25 18:25:45,525 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,525 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,526 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero [2022-11-25 18:25:45,526 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,526 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,527 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero [2022-11-25 18:25:45,527 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,527 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,527 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundTowardZero [2022-11-25 18:25:45,527 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-25 18:25:45,527 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: i == 1bv32 || ((~bvsgt32(data, 2147483648bv32) && (((\exists currentRoundingMode : FloatRoundingMode :: ~bvslt64(~sign_extendFrom16To32(data), ~convertDOUBLEToLONG(~roundTowardZero, ~fp.sqrt~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 2147483647bv32))))) && ~bvsgt32(data, 0bv32)) || ((\exists currentRoundingMode : FloatRoundingMode :: ~bvslt64(~sign_extendFrom16To32(~bvneg128(data)), ~convertDOUBLEToLONG(~roundTowardZero, ~fp.sqrt~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 2147483647bv32))))) && !~bvsgt32(data, 0bv32)))) && i == 0bv32) - InvariantResult [Line: 1859]: Loop Invariant Derived loop invariant: ((k == 1bv32 && i == 1bv32) && h == 0bv32) || (((k == 1bv32 && i == 1bv32) && h == 1bv32) && 2bv32 == data) RESULT: Ultimate proved your program to be correct! [2022-11-25 18:25:45,747 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-25 18:25:45,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d10ee6-8071-4b3e-8218-2a1bf302b18b/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE