./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH --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 32bit --witnessprinter.graph.data.programhash 5a9444e5380fed44b00432b26b7edd9414dfa93ba2d2f76306ea753732eae2b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:19:17,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:19:17,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:19:17,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:19:17,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:19:17,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:19:17,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:19:17,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:19:17,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:19:17,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:19:17,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:19:17,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:19:17,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:19:17,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:19:17,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:19:17,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:19:17,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:19:17,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:19:17,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:19:17,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:19:17,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:19:17,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:19:17,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:19:17,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:19:17,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:19:17,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:19:17,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:19:17,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:19:17,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:19:17,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:19:17,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:19:17,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:19:17,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:19:17,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:19:17,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:19:17,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:19:17,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:19:17,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:19:17,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:19:17,494 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:19:17,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:19:17,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-03 04:19:17,546 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:19:17,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:19:17,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:19:17,549 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:19:17,550 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:19:17,550 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:19:17,550 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:19:17,550 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:19:17,557 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:19:17,557 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:19:17,558 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:19:17,559 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:19:17,559 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:19:17,559 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:19:17,559 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:19:17,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:19:17,560 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:19:17,561 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-03 04:19:17,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:19:17,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:19:17,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:19:17,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:19:17,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:19:17,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:19:17,562 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-03 04:19:17,563 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:19:17,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:19:17,563 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:19:17,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:19:17,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:19:17,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:19:17,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:19:17,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:19:17,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:19:17,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:19:17,567 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:19:17,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:19:17,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:19:17,567 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:19:17,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:19:17,568 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_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a9444e5380fed44b00432b26b7edd9414dfa93ba2d2f76306ea753732eae2b3 [2021-11-03 04:19:17,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:19:17,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:19:17,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:19:17,962 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:19:17,963 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:19:17,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i [2021-11-03 04:19:18,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/data/5b6a1aac4/ea00f685fd4e443aa9a99e1a68fb75dd/FLAGc5a5b6c0e [2021-11-03 04:19:18,554 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:19:18,554 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i [2021-11-03 04:19:18,566 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/data/5b6a1aac4/ea00f685fd4e443aa9a99e1a68fb75dd/FLAGc5a5b6c0e [2021-11-03 04:19:18,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/data/5b6a1aac4/ea00f685fd4e443aa9a99e1a68fb75dd [2021-11-03 04:19:18,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:19:18,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:19:18,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:19:18,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:19:18,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:19:18,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:19:18" (1/1) ... [2021-11-03 04:19:18,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee59453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:18, skipping insertion in model container [2021-11-03 04:19:18,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:19:18" (1/1) ... [2021-11-03 04:19:18,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:19:18,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:19:19,095 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i[873,886] [2021-11-03 04:19:19,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:19:19,108 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:19:19,118 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i[873,886] [2021-11-03 04:19:19,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:19:19,134 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:19:19,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19 WrapperNode [2021-11-03 04:19:19,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:19:19,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:19:19,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:19:19,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:19:19,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19" (1/1) ... [2021-11-03 04:19:19,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19" (1/1) ... [2021-11-03 04:19:19,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:19:19,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:19:19,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:19:19,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:19:19,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19" (1/1) ... [2021-11-03 04:19:19,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19" (1/1) ... [2021-11-03 04:19:19,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19" (1/1) ... [2021-11-03 04:19:19,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19" (1/1) ... [2021-11-03 04:19:19,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19" (1/1) ... [2021-11-03 04:19:19,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19" (1/1) ... [2021-11-03 04:19:19,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19" (1/1) ... [2021-11-03 04:19:19,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:19:19,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:19:19,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:19:19,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:19:19,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19" (1/1) ... [2021-11-03 04:19:19,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:19:19,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:19:19,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:19:19,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:19:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 04:19:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:19:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:19:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:19:19,496 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:19:19,497 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-03 04:19:19,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:19:19 BoogieIcfgContainer [2021-11-03 04:19:19,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:19:19,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:19:19,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:19:19,514 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:19:19,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:19:18" (1/3) ... [2021-11-03 04:19:19,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c9476d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:19:19, skipping insertion in model container [2021-11-03 04:19:19,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:19:19" (2/3) ... [2021-11-03 04:19:19,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c9476d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:19:19, skipping insertion in model container [2021-11-03 04:19:19,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:19:19" (3/3) ... [2021-11-03 04:19:19,517 INFO L111 eAbstractionObserver]: Analyzing ICFG benchmark10_conjunctive.i [2021-11-03 04:19:19,523 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:19:19,523 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-11-03 04:19:19,577 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:19:19,584 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 [2021-11-03 04:19:19,599 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-03 04:19:19,621 INFO L276 IsEmpty]: Start isEmpty. Operand has 15 states, 10 states have (on average 1.7) internal successors, (17), 14 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) [2021-11-03 04:19:19,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-03 04:19:19,626 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:19:19,626 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-03 04:19:19,627 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2021-11-03 04:19:19,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:19:19,632 INFO L85 PathProgramCache]: Analyzing trace with hash 2241565, now seen corresponding path program 1 times [2021-11-03 04:19:19,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:19:19,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577601624] [2021-11-03 04:19:19,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:19:19,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:19:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:19:19,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:19,890 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:19:19,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577601624] [2021-11-03 04:19:19,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577601624] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:19:19,893 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:19:19,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 04:19:19,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526916187] [2021-11-03 04:19:19,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:19:19,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:19:19,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:19:19,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:19:19,926 INFO L87 Difference]: Start difference. First operand has 15 states, 10 states have (on average 1.7) internal successors, (17), 14 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), 3 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) [2021-11-03 04:19:20,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:19:20,008 INFO L93 Difference]: Finished difference Result 22 states and 25 transitions. [2021-11-03 04:19:20,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:19:20,010 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 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 [2021-11-03 04:19:20,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:19:20,019 INFO L225 Difference]: With dead ends: 22 [2021-11-03 04:19:20,020 INFO L226 Difference]: Without dead ends: 15 [2021-11-03 04:19:20,023 INFO L786 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 [2021-11-03 04:19:20,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-11-03 04:19:20,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2021-11-03 04:19:20,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.4) internal successors, (14), 13 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) [2021-11-03 04:19:20,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2021-11-03 04:19:20,056 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 4 [2021-11-03 04:19:20,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:19:20,056 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2021-11-03 04:19:20,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 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) [2021-11-03 04:19:20,057 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2021-11-03 04:19:20,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-03 04:19:20,058 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:19:20,058 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-03 04:19:20,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 04:19:20,059 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2021-11-03 04:19:20,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:19:20,064 INFO L85 PathProgramCache]: Analyzing trace with hash 69488565, now seen corresponding path program 1 times [2021-11-03 04:19:20,065 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:19:20,065 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247057548] [2021-11-03 04:19:20,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:19:20,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:19:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:19:20,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:20,135 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:19:20,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247057548] [2021-11-03 04:19:20,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247057548] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:19:20,136 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:19:20,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 04:19:20,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131569868] [2021-11-03 04:19:20,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:19:20,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:19:20,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:19:20,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:19:20,143 INFO L87 Difference]: Start difference. First operand 14 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) [2021-11-03 04:19:20,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:19:20,175 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2021-11-03 04:19:20,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:19:20,175 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 [2021-11-03 04:19:20,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:19:20,176 INFO L225 Difference]: With dead ends: 16 [2021-11-03 04:19:20,176 INFO L226 Difference]: Without dead ends: 15 [2021-11-03 04:19:20,177 INFO L786 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 [2021-11-03 04:19:20,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-11-03 04:19:20,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2021-11-03 04:19:20,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 14 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) [2021-11-03 04:19:20,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2021-11-03 04:19:20,184 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 5 [2021-11-03 04:19:20,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:19:20,184 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2021-11-03 04:19:20,185 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) [2021-11-03 04:19:20,185 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2021-11-03 04:19:20,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-03 04:19:20,185 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:19:20,186 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-03 04:19:20,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-03 04:19:20,187 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2021-11-03 04:19:20,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:19:20,198 INFO L85 PathProgramCache]: Analyzing trace with hash -2140821729, now seen corresponding path program 1 times [2021-11-03 04:19:20,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:19:20,199 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308877982] [2021-11-03 04:19:20,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:19:20,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:19:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:19:20,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:20,240 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:19:20,241 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308877982] [2021-11-03 04:19:20,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308877982] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:19:20,247 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:19:20,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 04:19:20,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602960611] [2021-11-03 04:19:20,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:19:20,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:19:20,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:19:20,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:19:20,252 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 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) [2021-11-03 04:19:20,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:19:20,285 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2021-11-03 04:19:20,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:19:20,285 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 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 [2021-11-03 04:19:20,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:19:20,287 INFO L225 Difference]: With dead ends: 18 [2021-11-03 04:19:20,288 INFO L226 Difference]: Without dead ends: 17 [2021-11-03 04:19:20,288 INFO L786 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 [2021-11-03 04:19:20,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2021-11-03 04:19:20,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2021-11-03 04:19:20,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 15 states have internal predecessors, (16), 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) [2021-11-03 04:19:20,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2021-11-03 04:19:20,296 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 6 [2021-11-03 04:19:20,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:19:20,297 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2021-11-03 04:19:20,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 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) [2021-11-03 04:19:20,297 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2021-11-03 04:19:20,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-03 04:19:20,298 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:19:20,298 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:19:20,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-03 04:19:20,299 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2021-11-03 04:19:20,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:19:20,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1940964105, now seen corresponding path program 1 times [2021-11-03 04:19:20,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:19:20,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469528156] [2021-11-03 04:19:20,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:19:20,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:19:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:19:20,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:20,347 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:19:20,348 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469528156] [2021-11-03 04:19:20,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469528156] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:19:20,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:19:20,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-03 04:19:20,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550915130] [2021-11-03 04:19:20,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:19:20,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:19:20,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:19:20,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:19:20,355 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 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) [2021-11-03 04:19:20,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:19:20,393 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2021-11-03 04:19:20,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:19:20,393 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 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 [2021-11-03 04:19:20,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:19:20,394 INFO L225 Difference]: With dead ends: 16 [2021-11-03 04:19:20,394 INFO L226 Difference]: Without dead ends: 15 [2021-11-03 04:19:20,395 INFO L786 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 [2021-11-03 04:19:20,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-11-03 04:19:20,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2021-11-03 04:19:20,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 1.25) internal successors, (15), 14 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) [2021-11-03 04:19:20,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2021-11-03 04:19:20,411 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 7 [2021-11-03 04:19:20,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:19:20,411 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2021-11-03 04:19:20,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 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) [2021-11-03 04:19:20,412 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2021-11-03 04:19:20,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-03 04:19:20,412 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:19:20,412 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:19:20,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-03 04:19:20,413 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2021-11-03 04:19:20,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:19:20,414 INFO L85 PathProgramCache]: Analyzing trace with hash -116887834, now seen corresponding path program 1 times [2021-11-03 04:19:20,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:19:20,414 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046792556] [2021-11-03 04:19:20,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:19:20,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:19:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:19:20,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:20,525 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:19:20,526 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046792556] [2021-11-03 04:19:20,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046792556] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:19:20,526 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [626431495] [2021-11-03 04:19:20,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:19:20,527 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:19:20,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:19:20,530 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:19:20,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 04:19:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:19:20,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-03 04:19:20,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:19:20,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:20,690 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:19:20,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:20,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [626431495] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:19:20,796 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [786946442] [2021-11-03 04:19:20,819 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:19:20,820 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:19:20,826 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:19:20,834 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:19:20,834 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:19:20,888 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:20,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:19:20,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:20,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:19:20,901 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:19:20,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:20,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:19:20,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-03 04:19:20,935 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_8|], 10=[|v_#valid_9|]} [2021-11-03 04:19:20,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:19:20,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:19:20,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:20,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:19:20,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:20,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:19:20,966 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:19:20,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,020 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:21,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:19:21,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:19:21,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:19:21,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:19:21,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-03 04:19:21,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:21,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:19:21,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:21,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:19:21,053 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:19:21,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,067 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:21,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:21,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-03 04:19:21,078 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:19:21,078 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:102, output treesize:87 [2021-11-03 04:19:21,100 INFO L180 QuantifierPusher]: treesize reduction 19, result has 83.2 percent of original size [2021-11-03 04:19:21,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 04:19:21,113 INFO L180 QuantifierPusher]: treesize reduction 12, result has 88.3 percent of original size [2021-11-03 04:19:21,127 INFO L185 QuantifierPusher]: treesize reduction 8, result has 90.8 percent of original size 79 [2021-11-03 04:19:21,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,285 INFO L180 QuantifierPusher]: treesize reduction 28, result has 88.8 percent of original size [2021-11-03 04:19:21,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-03 04:19:21,319 INFO L180 QuantifierPusher]: treesize reduction 14, result has 94.1 percent of original size [2021-11-03 04:19:21,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 231 [2021-11-03 04:19:21,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,455 INFO L180 QuantifierPusher]: treesize reduction 24, result has 65.2 percent of original size [2021-11-03 04:19:21,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:19:21,462 INFO L180 QuantifierPusher]: treesize reduction 5, result has 90.0 percent of original size [2021-11-03 04:19:21,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:19:21,477 INFO L180 QuantifierPusher]: treesize reduction 24, result has 65.2 percent of original size [2021-11-03 04:19:21,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:19:21,489 INFO L180 QuantifierPusher]: treesize reduction 5, result has 90.0 percent of original size [2021-11-03 04:19:21,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:19:21,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:21,558 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:19:22,316 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:19:22,317 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:19:22,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2021-11-03 04:19:22,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717133344] [2021-11-03 04:19:22,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-03 04:19:22,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:19:22,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-03 04:19:22,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2021-11-03 04:19:22,320 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 11 states, 10 states have (on average 2.8) internal successors, (28), 11 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:19:22,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:19:22,480 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2021-11-03 04:19:22,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-03 04:19:22,480 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.8) internal successors, (28), 11 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-03 04:19:22,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:19:22,481 INFO L225 Difference]: With dead ends: 30 [2021-11-03 04:19:22,481 INFO L226 Difference]: Without dead ends: 29 [2021-11-03 04:19:22,482 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=125, Invalid=475, Unknown=0, NotChecked=0, Total=600 [2021-11-03 04:19:22,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-03 04:19:22,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 25. [2021-11-03 04:19:22,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 24 states have internal predecessors, (27), 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) [2021-11-03 04:19:22,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2021-11-03 04:19:22,487 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 10 [2021-11-03 04:19:22,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:19:22,487 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2021-11-03 04:19:22,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.8) internal successors, (28), 11 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:19:22,487 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2021-11-03 04:19:22,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-03 04:19:22,488 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:19:22,488 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:19:22,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:19:22,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:19:22,708 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2021-11-03 04:19:22,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:19:22,709 INFO L85 PathProgramCache]: Analyzing trace with hash 671444492, now seen corresponding path program 1 times [2021-11-03 04:19:22,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:19:22,709 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487256762] [2021-11-03 04:19:22,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:19:22,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:19:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:19:22,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:22,746 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:19:22,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487256762] [2021-11-03 04:19:22,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487256762] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:19:22,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:19:22,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-03 04:19:22,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424576216] [2021-11-03 04:19:22,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:19:22,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:19:22,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:19:22,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:19:22,755 INFO L87 Difference]: Start difference. First operand 25 states and 27 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 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) [2021-11-03 04:19:22,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:19:22,789 INFO L93 Difference]: Finished difference Result 25 states and 27 transitions. [2021-11-03 04:19:22,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:19:22,789 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-03 04:19:22,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:19:22,790 INFO L225 Difference]: With dead ends: 25 [2021-11-03 04:19:22,790 INFO L226 Difference]: Without dead ends: 24 [2021-11-03 04:19:22,791 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-03 04:19:22,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-11-03 04:19:22,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-11-03 04:19:22,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:19:22,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2021-11-03 04:19:22,795 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 11 [2021-11-03 04:19:22,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:19:22,795 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2021-11-03 04:19:22,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 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) [2021-11-03 04:19:22,796 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2021-11-03 04:19:22,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-03 04:19:22,796 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:19:22,796 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-11-03 04:19:22,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-03 04:19:22,797 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2021-11-03 04:19:22,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:19:22,797 INFO L85 PathProgramCache]: Analyzing trace with hash -660057176, now seen corresponding path program 1 times [2021-11-03 04:19:22,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:19:22,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639753922] [2021-11-03 04:19:22,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:19:22,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:19:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:19:22,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:19:22,817 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:19:22,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639753922] [2021-11-03 04:19:22,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639753922] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:19:22,818 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:19:22,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 04:19:22,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789731361] [2021-11-03 04:19:22,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:19:22,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:19:22,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:19:22,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:19:22,820 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 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) [2021-11-03 04:19:22,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:19:22,831 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2021-11-03 04:19:22,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:19:22,832 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 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) Word has length 12 [2021-11-03 04:19:22,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:19:22,832 INFO L225 Difference]: With dead ends: 24 [2021-11-03 04:19:22,833 INFO L226 Difference]: Without dead ends: 23 [2021-11-03 04:19:22,833 INFO L786 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 [2021-11-03 04:19:22,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-11-03 04:19:22,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2021-11-03 04:19:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 22 states have internal predecessors, (23), 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) [2021-11-03 04:19:22,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2021-11-03 04:19:22,836 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 23 transitions. Word has length 12 [2021-11-03 04:19:22,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:19:22,837 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 23 transitions. [2021-11-03 04:19:22,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 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) [2021-11-03 04:19:22,837 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2021-11-03 04:19:22,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-03 04:19:22,838 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:19:22,838 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 1, 1, 1] [2021-11-03 04:19:22,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-03 04:19:22,838 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2021-11-03 04:19:22,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:19:22,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1545665480, now seen corresponding path program 2 times [2021-11-03 04:19:22,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:19:22,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336033104] [2021-11-03 04:19:22,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:19:22,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:19:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:19:22,943 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:22,943 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:19:22,944 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336033104] [2021-11-03 04:19:22,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336033104] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:19:22,946 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1143189030] [2021-11-03 04:19:22,946 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:19:22,946 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:19:22,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:19:22,952 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:19:22,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-03 04:19:23,017 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-03 04:19:23,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:19:23,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-03 04:19:23,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:19:23,165 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:23,165 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:19:23,387 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:23,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1143189030] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:19:23,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [274609023] [2021-11-03 04:19:23,391 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:19:23,392 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:19:23,392 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:19:23,392 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:19:23,392 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:19:23,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:23,405 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:19:23,406 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:23,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:19:23,407 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:19:23,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:23,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:19:23,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-03 04:19:23,417 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_9|], 10=[|v_#valid_10|]} [2021-11-03 04:19:23,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:19:23,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-03 04:19:23,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:23,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:19:23,427 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:23,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-03 04:19:23,427 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:19:23,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,431 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:23,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:19:23,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:19:23,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:19:23,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:19:23,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-03 04:19:23,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:23,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:19:23,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:23,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:19:23,458 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:19:23,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,469 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:23,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:19:23,473 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-03 04:19:23,473 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:19:23,473 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:102, output treesize:87 [2021-11-03 04:19:23,482 INFO L180 QuantifierPusher]: treesize reduction 19, result has 83.2 percent of original size [2021-11-03 04:19:23,486 INFO L185 QuantifierPusher]: treesize reduction 8, result has 90.6 percent of original size 77 [2021-11-03 04:19:23,491 INFO L180 QuantifierPusher]: treesize reduction 16, result has 83.8 percent of original size [2021-11-03 04:19:23,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-03 04:19:23,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,554 INFO L180 QuantifierPusher]: treesize reduction 26, result has 89.2 percent of original size [2021-11-03 04:19:23,560 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 214 [2021-11-03 04:19:23,569 INFO L180 QuantifierPusher]: treesize reduction 13, result has 94.3 percent of original size [2021-11-03 04:19:23,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 221 [2021-11-03 04:19:23,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,641 INFO L180 QuantifierPusher]: treesize reduction 24, result has 65.2 percent of original size [2021-11-03 04:19:23,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:19:23,645 INFO L180 QuantifierPusher]: treesize reduction 5, result has 90.0 percent of original size [2021-11-03 04:19:23,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:19:23,652 INFO L180 QuantifierPusher]: treesize reduction 24, result has 65.2 percent of original size [2021-11-03 04:19:23,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:19:23,657 INFO L180 QuantifierPusher]: treesize reduction 5, result has 90.0 percent of original size [2021-11-03 04:19:23,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:19:23,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:19:23,698 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:19:24,423 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:19:24,424 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:19:24,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 17 [2021-11-03 04:19:24,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953695373] [2021-11-03 04:19:24,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-03 04:19:24,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:19:24,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-03 04:19:24,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=531, Unknown=0, NotChecked=0, Total=650 [2021-11-03 04:19:24,426 INFO L87 Difference]: Start difference. First operand 23 states and 23 transitions. Second operand has 18 states, 17 states have (on average 2.8823529411764706) internal successors, (49), 18 states have internal predecessors, (49), 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) [2021-11-03 04:19:24,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:19:24,908 INFO L93 Difference]: Finished difference Result 49 states and 52 transitions. [2021-11-03 04:19:24,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-03 04:19:24,908 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 2.8823529411764706) internal successors, (49), 18 states have internal predecessors, (49), 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 22 [2021-11-03 04:19:24,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:19:24,910 INFO L225 Difference]: With dead ends: 49 [2021-11-03 04:19:24,911 INFO L226 Difference]: Without dead ends: 48 [2021-11-03 04:19:24,914 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 476 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=367, Invalid=1273, Unknown=0, NotChecked=0, Total=1640 [2021-11-03 04:19:24,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-03 04:19:24,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 47. [2021-11-03 04:19:24,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.0217391304347827) internal successors, (47), 46 states have internal predecessors, (47), 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) [2021-11-03 04:19:24,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2021-11-03 04:19:24,929 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 47 transitions. Word has length 22 [2021-11-03 04:19:24,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:19:24,930 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 47 transitions. [2021-11-03 04:19:24,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 2.8823529411764706) internal successors, (49), 18 states have internal predecessors, (49), 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) [2021-11-03 04:19:24,930 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2021-11-03 04:19:24,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-03 04:19:24,932 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:19:24,933 INFO L513 BasicCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 1, 1, 1] [2021-11-03 04:19:24,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:19:25,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-11-03 04:19:25,148 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2021-11-03 04:19:25,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:19:25,149 INFO L85 PathProgramCache]: Analyzing trace with hash -476680740, now seen corresponding path program 3 times [2021-11-03 04:19:25,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:19:25,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402523965] [2021-11-03 04:19:25,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:19:25,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:19:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:19:25,349 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:25,349 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:19:25,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402523965] [2021-11-03 04:19:25,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402523965] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:19:25,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1197149047] [2021-11-03 04:19:25,350 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 04:19:25,350 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:19:25,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:19:25,351 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:19:25,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_489c6773-b72e-4d17-8c44-53789929b896/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-03 04:19:25,425 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 04:19:25,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:19:25,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-03 04:19:25,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:19:26,126 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:19:26,126 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:32:37,198 WARN L860 $PredicateComparison]: unable to prove that (forall ((aux_div_v_ULTIMATE.start_main_~c~0_46_162 Int) (aux_div_aux_div_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_45_62_183_218_86 Int) (aux_mod_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58 Int) (aux_div_aux_mod_v_ULTIMATE.start_main_~c~0_45_62_183 Int) (aux_div_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210 Int) (aux_div_aux_mod_ULTIMATE.start_main_~i~0_44_156 Int) (aux_div_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210_213 Int) (aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210_213_335 Int) (aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~i~0_46_288_117_149_165_464 Int) (aux_div_ULTIMATE.start_main_~i~0_44 Int) (aux_div_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58 Int) (aux_div_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168 Int)) (let ((.cse34 (* aux_mod_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58 (- 2))) (.cse35 (* aux_div_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58 (- 4))) (.cse30 (* aux_div_aux_mod_v_ULTIMATE.start_main_~c~0_45_62_183 2)) (.cse7 (* aux_div_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210_213 (- 2))) (.cse37 (* aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210_213_335 2))) (let ((.cse15 (div (+ 215 .cse7 .cse37) 5)) (.cse28 (* aux_div_v_ULTIMATE.start_main_~c~0_46_162 2)) (.cse6 (* aux_div_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210 (- 2))) (.cse16 (* 2 aux_div_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58)) (.cse0 (* aux_div_aux_mod_v_ULTIMATE.start_main_~c~0_45_62_183 (- 2))) (.cse24 (* aux_div_aux_mod_ULTIMATE.start_main_~i~0_44_156 2)) (.cse23 (* aux_div_ULTIMATE.start_main_~i~0_44 (- 2))) (.cse20 (* aux_div_aux_mod_ULTIMATE.start_main_~i~0_44_156 (- 2))) (.cse31 (* aux_div_v_ULTIMATE.start_main_~c~0_46_162 (- 2))) (.cse5 (* aux_div_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210_213 2)) (.cse8 (* aux_div_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210 2)) (.cse13 (div (+ .cse34 (- 106) .cse35 .cse30) (- 5))) (.cse12 (* aux_div_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168 (- 2))) (.cse36 (* aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210_213_335 (- 2))) (.cse1 (* aux_div_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168 2))) (let ((.cse3 (div (+ .cse36 (- 200) .cse1) (- 5))) (.cse2 (div (+ 196 .cse37 .cse12) 5)) (.cse22 (+ .cse13 aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~i~0_46_288_117_149_165_464)) (.cse4 (div (+ 88 .cse8 .cse12) 5)) (.cse17 (div (+ (- 219) .cse36 .cse5) (- 5))) (.cse19 (div (+ (- 101) .cse1 .cse31) (- 5))) (.cse14 (div (+ .cse20 97 (* aux_div_ULTIMATE.start_main_~i~0_44 2)) 5)) (.cse27 (* 2 aux_div_aux_mod_v_ULTIMATE.start_main_~c~0_45_62_183)) (.cse25 (div (+ .cse24 (- 101) .cse23) (- 5))) (.cse33 (div (+ (* aux_div_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58 4) 102 .cse0 (* aux_mod_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58 2)) 5)) (.cse10 (+ .cse16 aux_mod_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58 aux_div_aux_mod_v_ULTIMATE.start_main_~c~0_45_62_183 1)) (.cse9 (* 2 aux_div_aux_div_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_45_62_183_218_86)) (.cse32 (div (+ (- 120) .cse5 .cse31) (- 5))) (.cse11 (* c_ULTIMATE.start_main_~c~0 (- 1))) (.cse21 (* aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~i~0_46_288_117_149_165_464 (- 5))) (.cse29 (div (+ (- 92) .cse6 .cse1) (- 5))) (.cse26 (+ (div (+ 97 .cse28 .cse12) 5) 1)) (.cse18 (+ .cse15 1))) (or (< aux_mod_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58 0) (<= (+ aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~i~0_46_288_117_149_165_464 (div (+ (- 92) .cse0 .cse1) (- 5))) (+ .cse2 1)) (<= .cse3 (+ aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~i~0_46_288_117_149_165_464 .cse4 1)) (<= 2 aux_mod_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58) (<= (div (+ .cse5 (- 111) .cse6) (- 5)) (+ (div (+ 107 .cse7 .cse8) 5) 1)) (<= (+ aux_div_aux_mod_v_ULTIMATE.start_main_~c~0_45_62_183 1) (+ .cse9 aux_div_aux_mod_ULTIMATE.start_main_~i~0_44_156)) (< (+ .cse9 aux_div_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210) .cse10) (<= .cse3 (+ (div (+ .cse11 2147483526 .cse12) 5) 1)) (<= aux_div_aux_mod_v_ULTIMATE.start_main_~c~0_45_62_183 0) (<= .cse13 (+ 2 .cse14)) (<= (+ aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~i~0_46_288_117_149_165_464 aux_div_aux_div_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_45_62_183_218_86) .cse15) (<= (+ .cse16 aux_mod_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58 1) (+ .cse9 aux_div_ULTIMATE.start_main_~i~0_44)) (<= .cse17 .cse18) (<= .cse19 (+ (div (+ .cse20 .cse11 .cse21 2147483616 .cse12) 10) 1)) (<= .cse22 (+ 2 .cse2)) (<= .cse13 (+ aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~i~0_46_288_117_149_165_464 1)) (<= .cse22 (div (+ .cse11 2147483536 .cse7 .cse23) 5)) (<= (div (+ .cse24 (- 92)) (- 5)) (+ .cse4 1)) (<= .cse25 .cse26) (<= (+ (* 2 aux_div_v_ULTIMATE.start_main_~c~0_46_162) 6) (+ (* 2 aux_div_ULTIMATE.start_main_~i~0_44) .cse27)) (<= .cse17 (+ (div (+ .cse11 2147483545 .cse7) 5) 1)) (<= 98 aux_div_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58) (<= (+ .cse19 1) (div (+ 116 .cse28 .cse7) 5)) (<= (+ .cse27 1) (+ .cse9 aux_div_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168)) (<= (+ (* 4 aux_div_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58) (* 2 aux_mod_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58) 1) (+ .cse9 aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210_213_335)) (<= (+ aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~i~0_46_288_117_149_165_464 .cse29) (+ (div (+ .cse11 2147483517 .cse12 .cse23) 5) 1)) (<= .cse13 (+ aux_div_aux_div_v_ULTIMATE.start_main_~c~0_45_62_58 1)) (<= (div (+ .cse24 .cse6 (- 96) .cse30) (- 5)) (+ .cse14 1)) (<= (+ .cse9 aux_div_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210_213) .cse27) (<= (+ .cse25 aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~i~0_46_288_117_149_165_464) (+ (div (+ .cse20 .cse11 2147483517 .cse31) 5) 1)) (<= .cse32 (+ .cse33 2)) (<= (div (+ .cse5 (- 210) .cse34 .cse35) (- 5)) (+ .cse33 aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~i~0_46_288_117_149_165_464 2)) (<= .cse10 (+ .cse9 aux_div_v_ULTIMATE.start_main_~c~0_46_162)) (<= .cse32 (+ (div (+ (* aux_div_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~c~0_46_162_168_210_213 (- 4)) .cse11 .cse21 2147483650 .cse30) 10) 1)) (<= .cse29 .cse26) (<= (+ aux_div_aux_mod_aux_mod_aux_mod_aux_mod_v_ULTIMATE.start_main_~i~0_46_288_117_149_165_464 (div (+ .cse5 (- 111) .cse0) (- 5))) .cse18)))))) is different from true