./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig7a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig7a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash da22ffb72429307957b6c0c7dbecd683a89e13ab06c6f4d1911b51bf365e4d9f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:39:06,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:39:06,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:39:06,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:39:06,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:39:06,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:39:06,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:39:06,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:39:06,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:39:06,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:39:06,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:39:06,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:39:06,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:39:06,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:39:06,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:39:06,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:39:06,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:39:06,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:39:06,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:39:06,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:39:06,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:39:06,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:39:06,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:39:06,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:39:06,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:39:06,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:39:06,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:39:06,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:39:06,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:39:06,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:39:06,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:39:06,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:39:06,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:39:06,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:39:06,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:39:06,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:39:06,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:39:06,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:39:06,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:39:06,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:39:06,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:39:06,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/config/svcomp-Overflow-64bit-Taipan_Default.epf [2021-11-13 02:39:06,365 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:39:06,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:39:06,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:39:06,367 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:39:06,368 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:39:06,368 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:39:06,368 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:39:06,368 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 02:39:06,369 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:39:06,369 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:39:06,369 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 02:39:06,370 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 02:39:06,370 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:39:06,370 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 02:39:06,370 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 02:39:06,371 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 02:39:06,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:39:06,372 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 02:39:06,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 02:39:06,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:39:06,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:39:06,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:39:06,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:39:06,374 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 02:39:06,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:39:06,374 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:39:06,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:39:06,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:39:06,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:39:06,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:39:06,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:39:06,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:39:06,376 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:39:06,377 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 02:39:06,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 02:39:06,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:39:06,378 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:39:06,378 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:39:06,378 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da22ffb72429307957b6c0c7dbecd683a89e13ab06c6f4d1911b51bf365e4d9f [2021-11-13 02:39:06,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:39:06,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:39:06,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:39:06,732 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:39:06,734 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:39:06,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig7a.c [2021-11-13 02:39:06,816 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/data/24e54abaf/3e03212fae74456cae5aba75725a8a67/FLAG27409b96b [2021-11-13 02:39:07,356 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:39:07,357 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig7a.c [2021-11-13 02:39:07,363 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/data/24e54abaf/3e03212fae74456cae5aba75725a8a67/FLAG27409b96b [2021-11-13 02:39:07,724 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/data/24e54abaf/3e03212fae74456cae5aba75725a8a67 [2021-11-13 02:39:07,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:39:07,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:39:07,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:39:07,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:39:07,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:39:07,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:39:07" (1/1) ... [2021-11-13 02:39:07,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ff32fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:07, skipping insertion in model container [2021-11-13 02:39:07,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:39:07" (1/1) ... [2021-11-13 02:39:07,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:39:07,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:39:07,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:39:07,968 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 02:39:08,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:39:08,029 INFO L208 MainTranslator]: Completed translation [2021-11-13 02:39:08,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08 WrapperNode [2021-11-13 02:39:08,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:39:08,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 02:39:08,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 02:39:08,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 02:39:08,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08" (1/1) ... [2021-11-13 02:39:08,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08" (1/1) ... [2021-11-13 02:39:08,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 02:39:08,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 02:39:08,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 02:39:08,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 02:39:08,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08" (1/1) ... [2021-11-13 02:39:08,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08" (1/1) ... [2021-11-13 02:39:08,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08" (1/1) ... [2021-11-13 02:39:08,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08" (1/1) ... [2021-11-13 02:39:08,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08" (1/1) ... [2021-11-13 02:39:08,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08" (1/1) ... [2021-11-13 02:39:08,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08" (1/1) ... [2021-11-13 02:39:08,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 02:39:08,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 02:39:08,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 02:39:08,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 02:39:08,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08" (1/1) ... [2021-11-13 02:39:08,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:39:08,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:39:08,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 02:39:08,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 02:39:08,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 02:39:08,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 02:39:08,417 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 02:39:08,417 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 02:39:08,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:39:08 BoogieIcfgContainer [2021-11-13 02:39:08,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 02:39:08,423 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 02:39:08,423 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 02:39:08,427 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 02:39:08,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:39:07" (1/3) ... [2021-11-13 02:39:08,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c0df075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:39:08, skipping insertion in model container [2021-11-13 02:39:08,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:08" (2/3) ... [2021-11-13 02:39:08,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c0df075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:39:08, skipping insertion in model container [2021-11-13 02:39:08,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:39:08" (3/3) ... [2021-11-13 02:39:08,431 INFO L111 eAbstractionObserver]: Analyzing ICFG CookSeeZuleger-TACAS2013-Fig7a.c [2021-11-13 02:39:08,438 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 02:39:08,438 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-11-13 02:39:08,494 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 02:39:08,503 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 02:39:08,503 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-13 02:39:08,520 INFO L276 IsEmpty]: Start isEmpty. Operand has 16 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 15 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:08,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 02:39:08,527 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:39:08,527 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-13 02:39:08,528 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-13 02:39:08,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:39:08,535 INFO L85 PathProgramCache]: Analyzing trace with hash 2066791, now seen corresponding path program 1 times [2021-11-13 02:39:08,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:39:08,547 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056508507] [2021-11-13 02:39:08,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:39:08,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:39:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:39:08,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:39:08,713 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:39:08,713 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056508507] [2021-11-13 02:39:08,715 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056508507] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:39:08,715 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:39:08,715 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-13 02:39:08,730 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449581218] [2021-11-13 02:39:08,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:39:08,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:39:08,737 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:39:08,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:39:08,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:08,792 INFO L87 Difference]: Start difference. First operand has 16 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 15 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:08,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:39:08,864 INFO L93 Difference]: Finished difference Result 16 states and 17 transitions. [2021-11-13 02:39:08,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:39:08,867 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-13 02:39:08,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:39:08,876 INFO L225 Difference]: With dead ends: 16 [2021-11-13 02:39:08,876 INFO L226 Difference]: Without dead ends: 14 [2021-11-13 02:39:08,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:08,901 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 12 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.54ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.94ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.74ms IncrementalHoareTripleChecker+Time [2021-11-13 02:39:08,903 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 10 Invalid, 7 Unknown, 0 Unchecked, 0.94ms Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 51.74ms Time] [2021-11-13 02:39:08,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-11-13 02:39:08,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-11-13 02:39:08,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 13 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:08,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2021-11-13 02:39:08,981 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 4 [2021-11-13 02:39:08,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:39:08,982 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2021-11-13 02:39:08,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:08,983 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2021-11-13 02:39:08,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 02:39:08,983 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:39:08,984 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-13 02:39:08,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 02:39:08,985 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-13 02:39:08,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:39:08,986 INFO L85 PathProgramCache]: Analyzing trace with hash 2066599, now seen corresponding path program 1 times [2021-11-13 02:39:08,986 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:39:08,987 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060828731] [2021-11-13 02:39:08,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:39:08,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:39:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:39:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:39:09,013 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:39:09,014 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060828731] [2021-11-13 02:39:09,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060828731] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:39:09,014 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:39:09,014 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-13 02:39:09,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143283258] [2021-11-13 02:39:09,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:39:09,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:39:09,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:39:09,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:39:09,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:09,018 INFO L87 Difference]: Start difference. First operand 14 states and 15 transitions. Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:39:09,033 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2021-11-13 02:39:09,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:39:09,034 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2021-11-13 02:39:09,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:39:09,035 INFO L225 Difference]: With dead ends: 14 [2021-11-13 02:39:09,035 INFO L226 Difference]: Without dead ends: 13 [2021-11-13 02:39:09,036 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:09,038 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 9 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.69ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.59ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.96ms IncrementalHoareTripleChecker+Time [2021-11-13 02:39:09,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 9 Invalid, 7 Unknown, 0 Unchecked, 0.59ms Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 11.96ms Time] [2021-11-13 02:39:09,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-13 02:39:09,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-13 02:39:09,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2021-11-13 02:39:09,062 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 4 [2021-11-13 02:39:09,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:39:09,062 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2021-11-13 02:39:09,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,063 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-13 02:39:09,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 02:39:09,064 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:39:09,064 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-13 02:39:09,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 02:39:09,065 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-13 02:39:09,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:39:09,066 INFO L85 PathProgramCache]: Analyzing trace with hash 64070575, now seen corresponding path program 1 times [2021-11-13 02:39:09,066 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:39:09,067 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904952027] [2021-11-13 02:39:09,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:39:09,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:39:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:39:09,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:39:09,099 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:39:09,100 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904952027] [2021-11-13 02:39:09,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904952027] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:39:09,101 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:39:09,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 02:39:09,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608080865] [2021-11-13 02:39:09,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:39:09,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:39:09,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:39:09,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:39:09,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:09,104 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:39:09,117 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2021-11-13 02:39:09,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:39:09,118 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2021-11-13 02:39:09,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:39:09,119 INFO L225 Difference]: With dead ends: 14 [2021-11-13 02:39:09,119 INFO L226 Difference]: Without dead ends: 13 [2021-11-13 02:39:09,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:09,122 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 4 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.63ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.08ms IncrementalHoareTripleChecker+Time [2021-11-13 02:39:09,123 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 14 Invalid, 6 Unknown, 0 Unchecked, 0.63ms Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 9.08ms Time] [2021-11-13 02:39:09,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-13 02:39:09,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2021-11-13 02:39:09,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 11 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 13 transitions. [2021-11-13 02:39:09,128 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 13 transitions. Word has length 5 [2021-11-13 02:39:09,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:39:09,128 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 13 transitions. [2021-11-13 02:39:09,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,129 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-13 02:39:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 02:39:09,130 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:39:09,130 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-13 02:39:09,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 02:39:09,131 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-13 02:39:09,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:39:09,132 INFO L85 PathProgramCache]: Analyzing trace with hash 64064617, now seen corresponding path program 1 times [2021-11-13 02:39:09,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:39:09,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391104578] [2021-11-13 02:39:09,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:39:09,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:39:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:39:09,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:39:09,162 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:39:09,162 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391104578] [2021-11-13 02:39:09,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391104578] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:39:09,163 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:39:09,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 02:39:09,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355594187] [2021-11-13 02:39:09,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:39:09,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:39:09,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:39:09,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:39:09,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:09,166 INFO L87 Difference]: Start difference. First operand 12 states and 13 transitions. Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:39:09,180 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2021-11-13 02:39:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:39:09,182 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2021-11-13 02:39:09,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:39:09,184 INFO L225 Difference]: With dead ends: 12 [2021-11-13 02:39:09,185 INFO L226 Difference]: Without dead ends: 11 [2021-11-13 02:39:09,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:09,189 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 0 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.78ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.55ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.54ms IncrementalHoareTripleChecker+Time [2021-11-13 02:39:09,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 15 Invalid, 6 Unknown, 0 Unchecked, 0.55ms Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 10.54ms Time] [2021-11-13 02:39:09,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2021-11-13 02:39:09,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2021-11-13 02:39:09,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 12 transitions. [2021-11-13 02:39:09,205 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 12 transitions. Word has length 5 [2021-11-13 02:39:09,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:39:09,206 INFO L470 AbstractCegarLoop]: Abstraction has 11 states and 12 transitions. [2021-11-13 02:39:09,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,208 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-11-13 02:39:09,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 02:39:09,209 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:39:09,209 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-13 02:39:09,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 02:39:09,211 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-13 02:39:09,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:39:09,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1986187881, now seen corresponding path program 1 times [2021-11-13 02:39:09,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:39:09,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180652475] [2021-11-13 02:39:09,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:39:09,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:39:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:39:09,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:39:09,286 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:39:09,287 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180652475] [2021-11-13 02:39:09,287 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180652475] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:39:09,287 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:39:09,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-13 02:39:09,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771582521] [2021-11-13 02:39:09,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:39:09,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:39:09,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:39:09,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:39:09,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:09,292 INFO L87 Difference]: Start difference. First operand 11 states and 12 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:39:09,327 INFO L93 Difference]: Finished difference Result 11 states and 12 transitions. [2021-11-13 02:39:09,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:39:09,331 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-13 02:39:09,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:39:09,332 INFO L225 Difference]: With dead ends: 11 [2021-11-13 02:39:09,333 INFO L226 Difference]: Without dead ends: 10 [2021-11-13 02:39:09,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:09,336 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 4 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.55ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.26ms IncrementalHoareTripleChecker+Time [2021-11-13 02:39:09,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 6 Invalid, 7 Unknown, 0 Unchecked, 0.55ms Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 26.26ms Time] [2021-11-13 02:39:09,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-13 02:39:09,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-13 02:39:09,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2021-11-13 02:39:09,351 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 6 [2021-11-13 02:39:09,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:39:09,352 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2021-11-13 02:39:09,353 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,353 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-13 02:39:09,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 02:39:09,357 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:39:09,357 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:39:09,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 02:39:09,358 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-11-13 02:39:09,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:39:09,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1442282225, now seen corresponding path program 1 times [2021-11-13 02:39:09,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:39:09,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752884323] [2021-11-13 02:39:09,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:39:09,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:39:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:39:09,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:39:09,394 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:39:09,394 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752884323] [2021-11-13 02:39:09,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752884323] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:39:09,395 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:39:09,395 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 02:39:09,395 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989781634] [2021-11-13 02:39:09,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:39:09,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:39:09,397 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:39:09,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:39:09,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:09,398 INFO L87 Difference]: Start difference. First operand 10 states and 11 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:39:09,408 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2021-11-13 02:39:09,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:39:09,409 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-13 02:39:09,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:39:09,410 INFO L225 Difference]: With dead ends: 10 [2021-11-13 02:39:09,410 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 02:39:09,411 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:39:09,412 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 2 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.45ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.38ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.84ms IncrementalHoareTripleChecker+Time [2021-11-13 02:39:09,413 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 7 Invalid, 6 Unknown, 0 Unchecked, 0.38ms Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 7.84ms Time] [2021-11-13 02:39:09,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 02:39:09,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 02:39:09,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 02:39:09,415 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2021-11-13 02:39:09,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:39:09,416 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 02:39:09,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:39:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 02:39:09,416 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 02:39:09,419 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2021-11-13 02:39:09,420 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2021-11-13 02:39:09,421 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2021-11-13 02:39:09,421 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2021-11-13 02:39:09,421 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2021-11-13 02:39:09,422 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2021-11-13 02:39:09,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 02:39:09,425 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-13 02:39:09,488 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-11-13 02:39:09,488 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-13 02:39:09,489 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2021-11-13 02:39:09,489 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 27) no Hoare annotation was computed. [2021-11-13 02:39:09,489 INFO L858 garLoopResultBuilder]: For program point L27(line 27) no Hoare annotation was computed. [2021-11-13 02:39:09,489 INFO L858 garLoopResultBuilder]: For program point L27-1(line 27) no Hoare annotation was computed. [2021-11-13 02:39:09,489 INFO L858 garLoopResultBuilder]: For program point L21(lines 21 28) no Hoare annotation was computed. [2021-11-13 02:39:09,490 INFO L854 garLoopResultBuilder]: At program point L21-2(lines 20 29) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~x~0#1| 2147483647) (<= |ULTIMATE.start_main_~d~0#1| 2147483647) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2021-11-13 02:39:09,490 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-11-13 02:39:09,491 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2021-11-13 02:39:09,491 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-13 02:39:09,491 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 27) no Hoare annotation was computed. [2021-11-13 02:39:09,491 INFO L858 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2021-11-13 02:39:09,491 INFO L858 garLoopResultBuilder]: For program point L26-1(line 26) no Hoare annotation was computed. [2021-11-13 02:39:09,492 INFO L858 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-11-13 02:39:09,492 INFO L858 garLoopResultBuilder]: For program point L22-1(line 22) no Hoare annotation was computed. [2021-11-13 02:39:09,496 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-13 02:39:09,498 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 02:39:09,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:39:09 BoogieIcfgContainer [2021-11-13 02:39:09,517 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 02:39:09,518 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 02:39:09,519 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 02:39:09,519 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 02:39:09,519 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:39:08" (3/4) ... [2021-11-13 02:39:09,528 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 02:39:09,541 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-13 02:39:09,541 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-13 02:39:09,541 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 02:39:09,591 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-13 02:39:09,592 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 02:39:09,593 INFO L158 Benchmark]: Toolchain (without parser) took 1860.61ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 57.3MB in the beginning and 72.0MB in the end (delta: -14.7MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2021-11-13 02:39:09,593 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:39:09,593 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.35ms. Allocated memory is still 94.4MB. Free memory was 57.1MB in the beginning and 72.9MB in the end (delta: -15.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 02:39:09,598 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.12ms. Allocated memory is still 94.4MB. Free memory was 72.9MB in the beginning and 71.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:39:09,599 INFO L158 Benchmark]: Boogie Preprocessor took 42.47ms. Allocated memory is still 94.4MB. Free memory was 71.3MB in the beginning and 70.5MB in the end (delta: 888.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:39:09,599 INFO L158 Benchmark]: RCFGBuilder took 306.83ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 61.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 02:39:09,600 INFO L158 Benchmark]: TraceAbstraction took 1094.02ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 60.5MB in the beginning and 74.5MB in the end (delta: -14.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2021-11-13 02:39:09,601 INFO L158 Benchmark]: Witness Printer took 73.40ms. Allocated memory is still 115.3MB. Free memory was 74.5MB in the beginning and 72.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:39:09,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.35ms. Allocated memory is still 94.4MB. Free memory was 57.1MB in the beginning and 72.9MB in the end (delta: -15.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.12ms. Allocated memory is still 94.4MB. Free memory was 72.9MB in the beginning and 71.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.47ms. Allocated memory is still 94.4MB. Free memory was 71.3MB in the beginning and 70.5MB in the end (delta: 888.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 306.83ms. Allocated memory is still 94.4MB. Free memory was 70.5MB in the beginning and 61.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1094.02ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 60.5MB in the beginning and 74.5MB in the end (delta: -14.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Witness Printer took 73.40ms. Allocated memory is still 115.3MB. Free memory was 74.5MB in the beginning and 72.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: 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 1 procedures, 16 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 31 SdHoareTripleChecker+Valid, 117.42ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31 mSDsluCounter, 61 SdHoareTripleChecker+Invalid, 103.71ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34 IncrementalHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 51 mSDtfsCounter, 34 mSolverCounterSat, 3.64ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 10 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 12 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 69 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (x <= 2147483647 && d <= 2147483647) && y <= 2147483647 RESULT: Ultimate proved your program to be correct! [2021-11-13 02:39:09,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296653f2-2dd3-4b22-8b55-5b9f4c02fce2/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE