/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/pthread-wmm/mix029_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-53ca081-m [2022-09-16 12:33:31,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-16 12:33:31,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-16 12:33:31,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-16 12:33:31,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-16 12:33:31,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-16 12:33:31,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-16 12:33:31,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-16 12:33:31,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-16 12:33:31,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-16 12:33:31,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-16 12:33:31,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-16 12:33:31,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-16 12:33:31,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-16 12:33:31,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-16 12:33:31,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-16 12:33:31,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-16 12:33:31,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-16 12:33:31,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-16 12:33:31,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-16 12:33:31,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-16 12:33:31,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-16 12:33:31,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-16 12:33:31,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-16 12:33:31,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-16 12:33:31,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-16 12:33:31,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-16 12:33:31,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-16 12:33:31,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-16 12:33:31,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-16 12:33:31,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-16 12:33:31,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-16 12:33:31,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-16 12:33:31,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-16 12:33:31,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-16 12:33:31,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-16 12:33:31,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-16 12:33:31,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-16 12:33:31,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-16 12:33:31,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-16 12:33:31,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-16 12:33:31,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-09-16 12:33:31,547 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-16 12:33:31,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-16 12:33:31,548 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-16 12:33:31,548 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-16 12:33:31,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-16 12:33:31,548 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-16 12:33:31,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-16 12:33:31,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-16 12:33:31,549 INFO L138 SettingsManager]: * Use SBE=true [2022-09-16 12:33:31,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-16 12:33:31,549 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-16 12:33:31,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-16 12:33:31,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-16 12:33:31,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-16 12:33:31,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-16 12:33:31,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-16 12:33:31,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-16 12:33:31,550 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-16 12:33:31,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-16 12:33:31,550 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-16 12:33:31,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-16 12:33:31,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-16 12:33:31,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-16 12:33:31,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-16 12:33:31,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-16 12:33:31,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 12:33:31,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-16 12:33:31,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-16 12:33:31,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-16 12:33:31,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-16 12:33:31,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-16 12:33:31,551 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-16 12:33:31,551 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-16 12:33:31,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-16 12:33:31,552 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-09-16 12:33:31,552 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-09-16 12:33:31,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-09-16 12:33:31,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-16 12:33:31,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-16 12:33:31,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-16 12:33:31,854 INFO L271 PluginConnector]: Initializing CDTParser... [2022-09-16 12:33:31,855 INFO L275 PluginConnector]: CDTParser initialized [2022-09-16 12:33:31,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix029_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2022-09-16 12:33:31,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2ba32f9f/9639c1c8eebf4135b68c54cd72103df9/FLAG764dc709e [2022-09-16 12:33:32,277 INFO L306 CDTParser]: Found 1 translation units. [2022-09-16 12:33:32,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix029_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2022-09-16 12:33:32,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2ba32f9f/9639c1c8eebf4135b68c54cd72103df9/FLAG764dc709e [2022-09-16 12:33:32,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2ba32f9f/9639c1c8eebf4135b68c54cd72103df9 [2022-09-16 12:33:32,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-16 12:33:32,647 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-09-16 12:33:32,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-09-16 12:33:32,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-09-16 12:33:32,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-09-16 12:33:32,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 12:33:32" (1/1) ... [2022-09-16 12:33:32,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f03c2ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:32, skipping insertion in model container [2022-09-16 12:33:32,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 12:33:32" (1/1) ... [2022-09-16 12:33:32,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-09-16 12:33:32,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-09-16 12:33:32,816 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix029_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i[986,999] [2022-09-16 12:33:33,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 12:33:33,022 INFO L203 MainTranslator]: Completed pre-run [2022-09-16 12:33:33,033 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix029_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i[986,999] [2022-09-16 12:33:33,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 12:33:33,132 INFO L208 MainTranslator]: Completed translation [2022-09-16 12:33:33,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33 WrapperNode [2022-09-16 12:33:33,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-09-16 12:33:33,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-16 12:33:33,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-16 12:33:33,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-16 12:33:33,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33" (1/1) ... [2022-09-16 12:33:33,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33" (1/1) ... [2022-09-16 12:33:33,204 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 194 [2022-09-16 12:33:33,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-16 12:33:33,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-16 12:33:33,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-16 12:33:33,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-16 12:33:33,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33" (1/1) ... [2022-09-16 12:33:33,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33" (1/1) ... [2022-09-16 12:33:33,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33" (1/1) ... [2022-09-16 12:33:33,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33" (1/1) ... [2022-09-16 12:33:33,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33" (1/1) ... [2022-09-16 12:33:33,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33" (1/1) ... [2022-09-16 12:33:33,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33" (1/1) ... [2022-09-16 12:33:33,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-16 12:33:33,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-16 12:33:33,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-16 12:33:33,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-16 12:33:33,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33" (1/1) ... [2022-09-16 12:33:33,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 12:33:33,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:33,281 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-09-16 12:33:33,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-09-16 12:33:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-09-16 12:33:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-09-16 12:33:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-09-16 12:33:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-09-16 12:33:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-09-16 12:33:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-09-16 12:33:33,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-09-16 12:33:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-09-16 12:33:33,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-09-16 12:33:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-09-16 12:33:33,310 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-09-16 12:33:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-09-16 12:33:33,317 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-09-16 12:33:33,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-09-16 12:33:33,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-09-16 12:33:33,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-16 12:33:33,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-16 12:33:33,319 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-16 12:33:33,435 INFO L234 CfgBuilder]: Building ICFG [2022-09-16 12:33:33,436 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-16 12:33:33,861 INFO L275 CfgBuilder]: Performing block encoding [2022-09-16 12:33:34,142 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-16 12:33:34,142 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-16 12:33:34,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 12:33:34 BoogieIcfgContainer [2022-09-16 12:33:34,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-16 12:33:34,145 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-16 12:33:34,145 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-16 12:33:34,147 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-16 12:33:34,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 12:33:32" (1/3) ... [2022-09-16 12:33:34,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6226d106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 12:33:34, skipping insertion in model container [2022-09-16 12:33:34,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:33" (2/3) ... [2022-09-16 12:33:34,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6226d106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 12:33:34, skipping insertion in model container [2022-09-16 12:33:34,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 12:33:34" (3/3) ... [2022-09-16 12:33:34,150 INFO L112 eAbstractionObserver]: Analyzing ICFG mix029_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2022-09-16 12:33:34,156 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-16 12:33:34,162 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-16 12:33:34,162 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-09-16 12:33:34,162 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-09-16 12:33:34,227 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-09-16 12:33:34,296 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:34,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:33:34,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:34,308 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-16 12:33:34,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-09-16 12:33:34,331 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:33:34,341 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2022-09-16 12:33:34,346 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6fac90c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:34,346 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:33:34,770 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:34,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:34,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1521143879, now seen corresponding path program 1 times [2022-09-16 12:33:34,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:34,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439234569] [2022-09-16 12:33:34,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:34,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:35,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:35,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:35,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439234569] [2022-09-16 12:33:35,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439234569] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:35,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:35,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:35,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979466963] [2022-09-16 12:33:35,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:35,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:33:35,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:35,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:33:35,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:33:35,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:35,091 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:35,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:35,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:35,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:35,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-09-16 12:33:35,154 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:35,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:35,155 INFO L85 PathProgramCache]: Analyzing trace with hash 927518748, now seen corresponding path program 1 times [2022-09-16 12:33:35,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:35,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784252055] [2022-09-16 12:33:35,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:35,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:35,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:35,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:35,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784252055] [2022-09-16 12:33:35,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784252055] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:35,288 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:35,288 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:35,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715199402] [2022-09-16 12:33:35,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:35,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:35,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:35,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:35,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:35,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:35,291 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:35,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:35,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:35,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:35,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:35,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-09-16 12:33:35,349 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:35,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:35,350 INFO L85 PathProgramCache]: Analyzing trace with hash 634115742, now seen corresponding path program 1 times [2022-09-16 12:33:35,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:35,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746763596] [2022-09-16 12:33:35,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:35,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:35,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:35,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:35,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746763596] [2022-09-16 12:33:35,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746763596] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:35,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:35,493 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:35,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452547589] [2022-09-16 12:33:35,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:35,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:35,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:35,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:35,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:35,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:35,494 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:35,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:35,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:35,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:35,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:35,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:35,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:35,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:35,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-09-16 12:33:35,564 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:35,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:35,565 INFO L85 PathProgramCache]: Analyzing trace with hash 490390111, now seen corresponding path program 1 times [2022-09-16 12:33:35,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:35,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998670669] [2022-09-16 12:33:35,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:35,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:35,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:35,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:35,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998670669] [2022-09-16 12:33:35,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998670669] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:35,672 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:35,672 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:35,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870279681] [2022-09-16 12:33:35,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:35,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-09-16 12:33:35,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:35,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-09-16 12:33:35,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-09-16 12:33:35,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:35,674 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:35,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:35,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:35,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:35,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:35,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:36,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:36,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:36,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-09-16 12:33:36,063 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:36,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:36,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1803474241, now seen corresponding path program 1 times [2022-09-16 12:33:36,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:36,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995799658] [2022-09-16 12:33:36,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:36,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:36,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:36,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:36,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995799658] [2022-09-16 12:33:36,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995799658] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:36,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:36,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:33:36,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545750891] [2022-09-16 12:33:36,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:36,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:33:36,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:36,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:33:36,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:33:36,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:36,248 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:36,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.0) internal successors, (105), 6 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:36,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:36,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:36,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:36,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:36,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:41,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:41,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:41,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:41,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:41,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:41,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:33:41,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:33:41,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-09-16 12:33:41,348 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-09-16 12:33:41,350 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE,SAFE (1/5) [2022-09-16 12:33:41,356 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:41,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:33:41,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:41,424 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-16 12:33:41,430 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:33:41,431 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-09-16 12:33:41,431 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6fac90c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:41,431 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-09-16 12:33:41,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-09-16 12:33:41,497 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2022-09-16 12:33:41,497 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2022-09-16 12:33:41,497 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2022-09-16 12:33:41,497 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2022-09-16 12:33:41,501 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-16 12:33:41,502 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (2/5) [2022-09-16 12:33:41,505 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:41,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:33:41,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:41,506 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-16 12:33:41,511 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:33:41,512 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork2 ======== [2022-09-16 12:33:41,512 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6fac90c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:41,512 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:33:41,526 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-09-16 12:33:41,793 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:41,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:41,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1208053787, now seen corresponding path program 1 times [2022-09-16 12:33:41,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:41,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448692010] [2022-09-16 12:33:41,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:41,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:41,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:41,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:41,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448692010] [2022-09-16 12:33:41,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448692010] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:41,862 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:41,862 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:41,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815425083] [2022-09-16 12:33:41,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:41,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:33:41,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:41,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:33:41,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:33:41,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:41,865 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:41,866 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:41,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:41,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:41,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-09-16 12:33:41,901 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:41,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:41,901 INFO L85 PathProgramCache]: Analyzing trace with hash 531884130, now seen corresponding path program 1 times [2022-09-16 12:33:41,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:41,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903667376] [2022-09-16 12:33:41,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:41,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:41,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:41,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:41,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:41,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903667376] [2022-09-16 12:33:41,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903667376] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:41,972 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:41,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:41,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017698935] [2022-09-16 12:33:41,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:41,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:41,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:41,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:41,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:41,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:41,974 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:41,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:41,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:41,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:42,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:42,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:42,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-09-16 12:33:42,005 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:42,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:42,005 INFO L85 PathProgramCache]: Analyzing trace with hash 57345313, now seen corresponding path program 1 times [2022-09-16 12:33:42,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:42,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118323462] [2022-09-16 12:33:42,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:42,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:42,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:42,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:42,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118323462] [2022-09-16 12:33:42,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118323462] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:42,066 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:42,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:42,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995702993] [2022-09-16 12:33:42,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:42,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:42,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:42,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:42,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:42,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:42,067 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:42,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:42,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:42,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:42,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:42,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:42,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:42,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:42,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-09-16 12:33:42,110 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:42,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:42,208 INFO L85 PathProgramCache]: Analyzing trace with hash -284755201, now seen corresponding path program 1 times [2022-09-16 12:33:42,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:42,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726436913] [2022-09-16 12:33:42,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:42,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:42,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:42,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:42,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726436913] [2022-09-16 12:33:42,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726436913] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:42,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:42,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:33:42,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701302228] [2022-09-16 12:33:42,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:42,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-09-16 12:33:42,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:42,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-09-16 12:33:42,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-09-16 12:33:42,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:42,278 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:42,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:42,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:42,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:42,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:42,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:42,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:42,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:42,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:42,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:42,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-09-16 12:33:42,312 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:42,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:42,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1600076036, now seen corresponding path program 1 times [2022-09-16 12:33:42,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:42,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929303944] [2022-09-16 12:33:42,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:42,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:42,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:42,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:42,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929303944] [2022-09-16 12:33:42,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929303944] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:42,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:42,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:33:42,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149394878] [2022-09-16 12:33:42,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:42,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:33:42,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:42,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:33:42,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:33:42,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:42,375 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:42,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.0) internal successors, (95), 6 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:42,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:42,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:42,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:42,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:42,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:46,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:46,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:46,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:46,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:46,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:46,409 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:33:46,409 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:33:46,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-09-16 12:33:46,410 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-09-16 12:33:46,411 INFO L307 ceAbstractionStarter]: Result for error location P3Thread1of1ForFork2 was SAFE,SAFE (3/5) [2022-09-16 12:33:46,415 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:46,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:33:46,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:46,417 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-16 12:33:46,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-09-16 12:33:46,420 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:33:46,420 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork3 ======== [2022-09-16 12:33:46,420 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6fac90c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:46,420 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:33:46,632 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:46,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:46,632 INFO L85 PathProgramCache]: Analyzing trace with hash 278780592, now seen corresponding path program 1 times [2022-09-16 12:33:46,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:46,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469019991] [2022-09-16 12:33:46,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:46,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:46,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:46,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:46,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469019991] [2022-09-16 12:33:46,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469019991] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:46,663 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:46,663 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:46,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311637162] [2022-09-16 12:33:46,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:46,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:33:46,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:46,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:33:46,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:33:46,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:46,664 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:46,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:46,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:46,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-09-16 12:33:46,846 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:46,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:46,846 INFO L85 PathProgramCache]: Analyzing trace with hash -540231789, now seen corresponding path program 1 times [2022-09-16 12:33:46,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:46,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027645869] [2022-09-16 12:33:46,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:46,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:46,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:46,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:46,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027645869] [2022-09-16 12:33:46,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027645869] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:46,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:46,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:46,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258686616] [2022-09-16 12:33:46,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:46,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:46,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:46,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:46,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:46,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:46,917 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:46,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.0) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:46,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:46,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:46,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:46,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-09-16 12:33:46,933 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:46,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:46,934 INFO L85 PathProgramCache]: Analyzing trace with hash -540231788, now seen corresponding path program 1 times [2022-09-16 12:33:46,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:46,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737716915] [2022-09-16 12:33:46,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:46,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:46,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:46,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737716915] [2022-09-16 12:33:46,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737716915] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:46,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:46,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:46,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804970606] [2022-09-16 12:33:46,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:46,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:46,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:46,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:46,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:46,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:46,981 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:46,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.0) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:46,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:46,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:46,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:47,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:47,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:47,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:47,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-09-16 12:33:47,158 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:47,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:47,158 INFO L85 PathProgramCache]: Analyzing trace with hash 251835155, now seen corresponding path program 1 times [2022-09-16 12:33:47,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:47,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632961781] [2022-09-16 12:33:47,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:47,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:47,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:47,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:47,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632961781] [2022-09-16 12:33:47,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632961781] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:47,228 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:47,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:33:47,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668018342] [2022-09-16 12:33:47,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:47,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:33:47,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:47,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:33:47,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:33:47,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:47,229 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:47,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.6) internal successors, (93), 6 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:47,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:47,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:47,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:47,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:50,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:50,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:50,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:50,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:50,410 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:33:50,410 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:33:50,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-09-16 12:33:50,411 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-09-16 12:33:50,412 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork3 was SAFE,SAFE (4/5) [2022-09-16 12:33:50,413 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:50,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:33:50,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:50,415 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-09-16 12:33:50,416 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-09-16 12:33:50,419 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:33:50,419 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork1 ======== [2022-09-16 12:33:50,419 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6fac90c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:50,420 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:33:50,569 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:50,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:50,569 INFO L85 PathProgramCache]: Analyzing trace with hash -476437964, now seen corresponding path program 1 times [2022-09-16 12:33:50,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:50,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476880078] [2022-09-16 12:33:50,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:50,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:50,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:50,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:50,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476880078] [2022-09-16 12:33:50,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476880078] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:50,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:50,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-09-16 12:33:50,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88815575] [2022-09-16 12:33:50,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:50,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:33:50,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:50,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:33:50,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:33:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:50,592 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:50,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:50,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:50,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:50,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-09-16 12:33:50,771 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:50,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:50,771 INFO L85 PathProgramCache]: Analyzing trace with hash 259980092, now seen corresponding path program 1 times [2022-09-16 12:33:50,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:50,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598623543] [2022-09-16 12:33:50,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:50,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:50,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:50,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:50,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598623543] [2022-09-16 12:33:50,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598623543] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:50,815 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:50,815 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:50,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461469] [2022-09-16 12:33:50,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:50,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:50,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:50,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:50,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:50,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:50,816 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:50,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:50,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:50,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:50,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:50,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:50,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-09-16 12:33:50,951 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:50,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:50,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1044322145, now seen corresponding path program 1 times [2022-09-16 12:33:50,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:50,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361783629] [2022-09-16 12:33:50,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:50,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:51,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:51,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:51,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361783629] [2022-09-16 12:33:51,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361783629] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:51,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:51,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:33:51,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669745447] [2022-09-16 12:33:51,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:51,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:33:51,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:51,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:33:51,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:33:51,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:51,006 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:51,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.6) internal successors, (93), 6 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:51,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:51,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:51,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:52,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:52,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:52,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:52,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-09-16 12:33:52,130 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:52,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:52,130 INFO L85 PathProgramCache]: Analyzing trace with hash 500391213, now seen corresponding path program 1 times [2022-09-16 12:33:52,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:52,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441874807] [2022-09-16 12:33:52,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:52,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:52,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-16 12:33:52,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:52,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441874807] [2022-09-16 12:33:52,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441874807] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:52,315 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:52,316 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:52,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040425315] [2022-09-16 12:33:52,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:52,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:52,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:52,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:52,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:52,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:52,317 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:52,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 25.666666666666668) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-16 12:33:52,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:52,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:52,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:52,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:55,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:55,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:55,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:55,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:55,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:33:55,452 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:33:55,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-09-16 12:33:55,453 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-09-16 12:33:55,454 INFO L307 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork1 was SAFE,SAFE (5/5) [2022-09-16 12:33:55,454 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-09-16 12:33:55,454 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-09-16 12:33:55,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 12:33:55 BasicIcfg [2022-09-16 12:33:55,474 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-16 12:33:55,474 INFO L158 Benchmark]: Toolchain (without parser) took 22827.11ms. Allocated memory was 160.4MB in the beginning and 3.7GB in the end (delta: 3.6GB). Free memory was 98.9MB in the beginning and 3.2GB in the end (delta: -3.1GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2022-09-16 12:33:55,475 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 160.4MB. Free memory was 116.8MB in the beginning and 116.7MB in the end (delta: 72.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-16 12:33:55,475 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.17ms. Allocated memory was 160.4MB in the beginning and 192.9MB in the end (delta: 32.5MB). Free memory was 98.7MB in the beginning and 149.8MB in the end (delta: -51.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-09-16 12:33:55,475 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.48ms. Allocated memory is still 192.9MB. Free memory was 149.8MB in the beginning and 147.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 12:33:55,475 INFO L158 Benchmark]: Boogie Preprocessor took 36.80ms. Allocated memory is still 192.9MB. Free memory was 147.2MB in the beginning and 145.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 12:33:55,475 INFO L158 Benchmark]: RCFGBuilder took 901.53ms. Allocated memory is still 192.9MB. Free memory was 144.6MB in the beginning and 93.4MB in the end (delta: 51.2MB). Peak memory consumption was 51.4MB. Max. memory is 8.0GB. [2022-09-16 12:33:55,476 INFO L158 Benchmark]: TraceAbstraction took 21329.06ms. Allocated memory was 192.9MB in the beginning and 3.7GB in the end (delta: 3.6GB). Free memory was 92.4MB in the beginning and 3.2GB in the end (delta: -3.1GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2022-09-16 12:33:55,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 160.4MB. Free memory was 116.8MB in the beginning and 116.7MB in the end (delta: 72.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 484.17ms. Allocated memory was 160.4MB in the beginning and 192.9MB in the end (delta: 32.5MB). Free memory was 98.7MB in the beginning and 149.8MB in the end (delta: -51.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 71.48ms. Allocated memory is still 192.9MB. Free memory was 149.8MB in the beginning and 147.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.80ms. Allocated memory is still 192.9MB. Free memory was 147.2MB in the beginning and 145.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 901.53ms. Allocated memory is still 192.9MB. Free memory was 144.6MB in the beginning and 93.4MB in the end (delta: 51.2MB). Peak memory consumption was 51.4MB. Max. memory is 8.0GB. * TraceAbstraction took 21329.06ms. Allocated memory was 192.9MB in the beginning and 3.7GB in the end (delta: 3.6GB). Free memory was 92.4MB in the beginning and 3.2GB in the end (delta: -3.1GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 380352, positive: 347776, positive conditional: 343810, positive unconditional: 3966, negative: 32576, negative conditional: 32493, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 362468, positive: 347776, positive conditional: 343810, positive unconditional: 3966, negative: 14692, negative conditional: 14609, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 362468, positive: 347776, positive conditional: 343810, positive unconditional: 3966, negative: 14692, negative conditional: 14609, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 428599, positive: 347776, positive conditional: 4947, positive unconditional: 342829, negative: 80823, negative conditional: 61184, negative unconditional: 19639, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 428599, positive: 347776, positive conditional: 4947, positive unconditional: 342829, negative: 80823, negative conditional: 57, negative unconditional: 80766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428599, positive: 347776, positive conditional: 4947, positive unconditional: 342829, negative: 80823, negative conditional: 57, negative unconditional: 80766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4105, positive: 4020, positive conditional: 36, positive unconditional: 3984, negative: 85, negative conditional: 2, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4105, positive: 3939, positive conditional: 0, positive unconditional: 3939, negative: 166, negative conditional: 0, negative unconditional: 166, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 166, positive: 81, positive conditional: 36, positive unconditional: 45, negative: 85, negative conditional: 2, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 991, positive: 144, positive conditional: 46, positive unconditional: 98, negative: 848, negative conditional: 16, negative unconditional: 832, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 428599, positive: 343756, positive conditional: 4911, positive unconditional: 338845, negative: 80738, negative conditional: 55, negative unconditional: 80683, unknown: 4105, unknown conditional: 38, unknown unconditional: 4067] , Statistics on independence cache: Total cache size (in pairs): 4105, Positive cache size: 4020, Positive conditional cache size: 36, Positive unconditional cache size: 3984, Negative cache size: 85, Negative conditional cache size: 2, Negative unconditional cache size: 83, Eliminated conditions: 61127, Maximal queried relation: 5, Independence queries for same thread: 17884 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.2s, Number of persistent set computation: 31357, Number of trivial persistent sets: 28248, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4049, positive: 3966, positive conditional: 0, positive unconditional: 3966, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 380352, positive: 347776, positive conditional: 343810, positive unconditional: 3966, negative: 32576, negative conditional: 32493, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 362468, positive: 347776, positive conditional: 343810, positive unconditional: 3966, negative: 14692, negative conditional: 14609, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 362468, positive: 347776, positive conditional: 343810, positive unconditional: 3966, negative: 14692, negative conditional: 14609, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 428599, positive: 347776, positive conditional: 4947, positive unconditional: 342829, negative: 80823, negative conditional: 61184, negative unconditional: 19639, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 428599, positive: 347776, positive conditional: 4947, positive unconditional: 342829, negative: 80823, negative conditional: 57, negative unconditional: 80766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428599, positive: 347776, positive conditional: 4947, positive unconditional: 342829, negative: 80823, negative conditional: 57, negative unconditional: 80766, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4105, positive: 4020, positive conditional: 36, positive unconditional: 3984, negative: 85, negative conditional: 2, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4105, positive: 3939, positive conditional: 0, positive unconditional: 3939, negative: 166, negative conditional: 0, negative unconditional: 166, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 166, positive: 81, positive conditional: 36, positive unconditional: 45, negative: 85, negative conditional: 2, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 991, positive: 144, positive conditional: 46, positive unconditional: 98, negative: 848, negative conditional: 16, negative unconditional: 832, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 428599, positive: 343756, positive conditional: 4911, positive unconditional: 338845, negative: 80738, negative conditional: 55, negative unconditional: 80683, unknown: 4105, unknown conditional: 38, unknown unconditional: 4067] , Statistics on independence cache: Total cache size (in pairs): 4105, Positive cache size: 4020, Positive conditional cache size: 36, Positive unconditional cache size: 3984, Negative cache size: 85, Negative conditional cache size: 2, Negative unconditional cache size: 83, Eliminated conditions: 61127, Maximal queried relation: 5, Independence queries for same thread: 17884 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 70, positive unconditional: 1276, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 70, positive unconditional: 1276, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 70, positive unconditional: 1276, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 0, positive unconditional: 1346, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 0, positive unconditional: 1346, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 0, positive unconditional: 1346, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1279, positive: 1276, positive conditional: 0, positive unconditional: 1276, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1279, positive: 1273, positive conditional: 0, positive unconditional: 1273, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 52, positive: 49, positive conditional: 0, positive unconditional: 49, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1349, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1279, unknown conditional: 0, unknown unconditional: 1279] , Statistics on independence cache: Total cache size (in pairs): 1279, Positive cache size: 1276, Positive conditional cache size: 0, Positive unconditional cache size: 1276, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 68, Number of trivial persistent sets: 47, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1279, positive: 1276, positive conditional: 0, positive unconditional: 1276, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 70, positive unconditional: 1276, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 70, positive unconditional: 1276, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 70, positive unconditional: 1276, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 0, positive unconditional: 1346, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 0, positive unconditional: 1346, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1349, positive: 1346, positive conditional: 0, positive unconditional: 1346, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1279, positive: 1276, positive conditional: 0, positive unconditional: 1276, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1279, positive: 1273, positive conditional: 0, positive unconditional: 1273, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 52, positive: 49, positive conditional: 0, positive unconditional: 49, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1349, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1279, unknown conditional: 0, unknown unconditional: 1279] , Statistics on independence cache: Total cache size (in pairs): 1279, Positive cache size: 1276, Positive conditional cache size: 0, Positive unconditional cache size: 1276, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 450362, positive: 411610, positive conditional: 407606, positive unconditional: 4004, negative: 38752, negative conditional: 38669, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 428779, positive: 411610, positive conditional: 407606, positive unconditional: 4004, negative: 17169, negative conditional: 17086, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 428779, positive: 411610, positive conditional: 407606, positive unconditional: 4004, negative: 17169, negative conditional: 17086, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 504631, positive: 411610, positive conditional: 5535, positive unconditional: 406075, negative: 93021, negative conditional: 70317, negative unconditional: 22704, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 504631, positive: 411610, positive conditional: 5535, positive unconditional: 406075, negative: 93021, negative conditional: 54, negative unconditional: 92967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 504631, positive: 411610, positive conditional: 5535, positive unconditional: 406075, negative: 93021, negative conditional: 54, negative unconditional: 92967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4140, positive: 4055, positive conditional: 33, positive unconditional: 4022, negative: 85, negative conditional: 2, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4140, positive: 3977, positive conditional: 0, positive unconditional: 3977, negative: 163, negative conditional: 0, negative unconditional: 163, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 163, positive: 78, positive conditional: 33, positive unconditional: 45, negative: 85, negative conditional: 2, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 692, positive: 97, positive conditional: 28, positive unconditional: 69, negative: 595, negative conditional: 3, negative unconditional: 592, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 504631, positive: 407555, positive conditional: 5502, positive unconditional: 402053, negative: 92936, negative conditional: 52, negative unconditional: 92884, unknown: 4140, unknown conditional: 35, unknown unconditional: 4105] , Statistics on independence cache: Total cache size (in pairs): 4140, Positive cache size: 4055, Positive conditional cache size: 33, Positive unconditional cache size: 4022, Negative cache size: 85, Negative conditional cache size: 2, Negative unconditional cache size: 83, Eliminated conditions: 70263, Maximal queried relation: 5, Independence queries for same thread: 21583 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.4s, Number of persistent set computation: 36977, Number of trivial persistent sets: 33163, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4087, positive: 4004, positive conditional: 0, positive unconditional: 4004, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 450362, positive: 411610, positive conditional: 407606, positive unconditional: 4004, negative: 38752, negative conditional: 38669, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 428779, positive: 411610, positive conditional: 407606, positive unconditional: 4004, negative: 17169, negative conditional: 17086, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 428779, positive: 411610, positive conditional: 407606, positive unconditional: 4004, negative: 17169, negative conditional: 17086, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 504631, positive: 411610, positive conditional: 5535, positive unconditional: 406075, negative: 93021, negative conditional: 70317, negative unconditional: 22704, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 504631, positive: 411610, positive conditional: 5535, positive unconditional: 406075, negative: 93021, negative conditional: 54, negative unconditional: 92967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 504631, positive: 411610, positive conditional: 5535, positive unconditional: 406075, negative: 93021, negative conditional: 54, negative unconditional: 92967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4140, positive: 4055, positive conditional: 33, positive unconditional: 4022, negative: 85, negative conditional: 2, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4140, positive: 3977, positive conditional: 0, positive unconditional: 3977, negative: 163, negative conditional: 0, negative unconditional: 163, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 163, positive: 78, positive conditional: 33, positive unconditional: 45, negative: 85, negative conditional: 2, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 692, positive: 97, positive conditional: 28, positive unconditional: 69, negative: 595, negative conditional: 3, negative unconditional: 592, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 504631, positive: 407555, positive conditional: 5502, positive unconditional: 402053, negative: 92936, negative conditional: 52, negative unconditional: 92884, unknown: 4140, unknown conditional: 35, unknown unconditional: 4105] , Statistics on independence cache: Total cache size (in pairs): 4140, Positive cache size: 4055, Positive conditional cache size: 33, Positive unconditional cache size: 4022, Negative cache size: 85, Negative conditional cache size: 2, Negative unconditional cache size: 83, Eliminated conditions: 70263, Maximal queried relation: 5, Independence queries for same thread: 21583 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 329088, positive: 300632, positive conditional: 296701, positive unconditional: 3931, negative: 28456, negative conditional: 28373, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 313109, positive: 300632, positive conditional: 296701, positive unconditional: 3931, negative: 12477, negative conditional: 12394, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 313109, positive: 300632, positive conditional: 296701, positive unconditional: 3931, negative: 12477, negative conditional: 12394, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 357986, positive: 300632, positive conditional: 4593, positive unconditional: 296039, negative: 57354, negative conditional: 40284, negative unconditional: 17070, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 357986, positive: 300632, positive conditional: 4593, positive unconditional: 296039, negative: 57354, negative conditional: 57, negative unconditional: 57297, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 357986, positive: 300632, positive conditional: 4593, positive unconditional: 296039, negative: 57354, negative conditional: 57, negative unconditional: 57297, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4070, positive: 3983, positive conditional: 34, positive unconditional: 3949, negative: 87, negative conditional: 4, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4070, positive: 3904, positive conditional: 0, positive unconditional: 3904, negative: 166, negative conditional: 0, negative unconditional: 166, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 166, positive: 79, positive conditional: 34, positive unconditional: 45, negative: 87, negative conditional: 4, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 727, positive: 107, positive conditional: 35, positive unconditional: 72, negative: 620, negative conditional: 4, negative unconditional: 616, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 357986, positive: 296649, positive conditional: 4559, positive unconditional: 292090, negative: 57267, negative conditional: 53, negative unconditional: 57214, unknown: 4070, unknown conditional: 38, unknown unconditional: 4032] , Statistics on independence cache: Total cache size (in pairs): 4070, Positive cache size: 3983, Positive conditional cache size: 34, Positive unconditional cache size: 3949, Negative cache size: 87, Negative conditional cache size: 4, Negative unconditional cache size: 83, Eliminated conditions: 40227, Maximal queried relation: 4, Independence queries for same thread: 15979 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.3s, Number of persistent set computation: 25382, Number of trivial persistent sets: 22678, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4014, positive: 3931, positive conditional: 0, positive unconditional: 3931, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 329088, positive: 300632, positive conditional: 296701, positive unconditional: 3931, negative: 28456, negative conditional: 28373, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 313109, positive: 300632, positive conditional: 296701, positive unconditional: 3931, negative: 12477, negative conditional: 12394, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 313109, positive: 300632, positive conditional: 296701, positive unconditional: 3931, negative: 12477, negative conditional: 12394, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 357986, positive: 300632, positive conditional: 4593, positive unconditional: 296039, negative: 57354, negative conditional: 40284, negative unconditional: 17070, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 357986, positive: 300632, positive conditional: 4593, positive unconditional: 296039, negative: 57354, negative conditional: 57, negative unconditional: 57297, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 357986, positive: 300632, positive conditional: 4593, positive unconditional: 296039, negative: 57354, negative conditional: 57, negative unconditional: 57297, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4070, positive: 3983, positive conditional: 34, positive unconditional: 3949, negative: 87, negative conditional: 4, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4070, positive: 3904, positive conditional: 0, positive unconditional: 3904, negative: 166, negative conditional: 0, negative unconditional: 166, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 166, positive: 79, positive conditional: 34, positive unconditional: 45, negative: 87, negative conditional: 4, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 727, positive: 107, positive conditional: 35, positive unconditional: 72, negative: 620, negative conditional: 4, negative unconditional: 616, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 357986, positive: 296649, positive conditional: 4559, positive unconditional: 292090, negative: 57267, negative conditional: 53, negative unconditional: 57214, unknown: 4070, unknown conditional: 38, unknown unconditional: 4032] , Statistics on independence cache: Total cache size (in pairs): 4070, Positive cache size: 3983, Positive conditional cache size: 34, Positive unconditional cache size: 3949, Negative cache size: 87, Negative conditional cache size: 4, Negative unconditional cache size: 83, Eliminated conditions: 40227, Maximal queried relation: 4, Independence queries for same thread: 15979 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 481118, positive: 441922, positive conditional: 438026, positive unconditional: 3896, negative: 39196, negative conditional: 39113, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 458096, positive: 441922, positive conditional: 438026, positive unconditional: 3896, negative: 16174, negative conditional: 16091, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 458096, positive: 441922, positive conditional: 438026, positive unconditional: 3896, negative: 16174, negative conditional: 16091, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 518068, positive: 441922, positive conditional: 7144, positive unconditional: 434778, negative: 76146, negative conditional: 52828, negative unconditional: 23318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 518068, positive: 441922, positive conditional: 7144, positive unconditional: 434778, negative: 76146, negative conditional: 2779, negative unconditional: 73367, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 518068, positive: 441922, positive conditional: 7144, positive unconditional: 434778, negative: 76146, negative conditional: 2779, negative unconditional: 73367, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4063, positive: 3966, positive conditional: 52, positive unconditional: 3914, negative: 97, negative conditional: 14, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4063, positive: 3869, positive conditional: 0, positive unconditional: 3869, negative: 194, negative conditional: 0, negative unconditional: 194, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 194, positive: 97, positive conditional: 52, positive unconditional: 45, negative: 97, negative conditional: 14, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 746, positive: 116, positive conditional: 48, positive unconditional: 68, negative: 630, negative conditional: 15, negative unconditional: 615, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 518068, positive: 437956, positive conditional: 7092, positive unconditional: 430864, negative: 76049, negative conditional: 2765, negative unconditional: 73284, unknown: 4063, unknown conditional: 66, unknown unconditional: 3997] , Statistics on independence cache: Total cache size (in pairs): 4063, Positive cache size: 3966, Positive conditional cache size: 52, Positive unconditional cache size: 3914, Negative cache size: 97, Negative conditional cache size: 14, Negative unconditional cache size: 83, Eliminated conditions: 50049, Maximal queried relation: 4, Independence queries for same thread: 23022 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.6s, Number of persistent set computation: 31810, Number of trivial persistent sets: 28364, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3979, positive: 3896, positive conditional: 0, positive unconditional: 3896, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 481118, positive: 441922, positive conditional: 438026, positive unconditional: 3896, negative: 39196, negative conditional: 39113, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 458096, positive: 441922, positive conditional: 438026, positive unconditional: 3896, negative: 16174, negative conditional: 16091, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 458096, positive: 441922, positive conditional: 438026, positive unconditional: 3896, negative: 16174, negative conditional: 16091, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 518068, positive: 441922, positive conditional: 7144, positive unconditional: 434778, negative: 76146, negative conditional: 52828, negative unconditional: 23318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 518068, positive: 441922, positive conditional: 7144, positive unconditional: 434778, negative: 76146, negative conditional: 2779, negative unconditional: 73367, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 518068, positive: 441922, positive conditional: 7144, positive unconditional: 434778, negative: 76146, negative conditional: 2779, negative unconditional: 73367, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4063, positive: 3966, positive conditional: 52, positive unconditional: 3914, negative: 97, negative conditional: 14, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4063, positive: 3869, positive conditional: 0, positive unconditional: 3869, negative: 194, negative conditional: 0, negative unconditional: 194, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 194, positive: 97, positive conditional: 52, positive unconditional: 45, negative: 97, negative conditional: 14, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 746, positive: 116, positive conditional: 48, positive unconditional: 68, negative: 630, negative conditional: 15, negative unconditional: 615, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 518068, positive: 437956, positive conditional: 7092, positive unconditional: 430864, negative: 76049, negative conditional: 2765, negative unconditional: 73284, unknown: 4063, unknown conditional: 66, unknown unconditional: 3997] , Statistics on independence cache: Total cache size (in pairs): 4063, Positive cache size: 3966, Positive conditional cache size: 52, Positive unconditional cache size: 3914, Negative cache size: 97, Negative conditional cache size: 14, Negative unconditional cache size: 83, Eliminated conditions: 50049, Maximal queried relation: 4, Independence queries for same thread: 23022 - PositiveResult [Line: 813]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 813]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 849]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 849]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 793]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 793]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork0 with 1 thread instances CFG has 9 procedures, 187 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 7.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 6.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 417 NumberOfCodeBlocks, 417 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 412 ConstructedInterpolants, 0 QuantifiedInterpolants, 1060 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 187 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P3Thread1of1ForFork2 with 1 thread instances CFG has 9 procedures, 187 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 4.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 459 NumberOfCodeBlocks, 459 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 454 ConstructedInterpolants, 0 QuantifiedInterpolants, 1082 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 187 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 289 NumberOfCodeBlocks, 289 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 285 ConstructedInterpolants, 0 QuantifiedInterpolants, 767 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 187 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 313 NumberOfCodeBlocks, 313 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 309 ConstructedInterpolants, 0 QuantifiedInterpolants, 835 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-09-16 12:33:55,518 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Ended with exit code 0 [2022-09-16 12:33:55,740 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2022-09-16 12:33:55,999 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2022-09-16 12:33:56,139 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2022-09-16 12:33:56,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-09-16 12:33:56,536 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...