/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/mix026.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-53ca081-m [2022-09-16 12:33:05,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-16 12:33:05,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-16 12:33:05,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-16 12:33:05,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-16 12:33:05,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-16 12:33:05,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-16 12:33:05,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-16 12:33:05,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-16 12:33:05,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-16 12:33:05,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-16 12:33:05,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-16 12:33:05,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-16 12:33:05,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-16 12:33:05,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-16 12:33:05,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-16 12:33:05,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-16 12:33:05,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-16 12:33:05,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-16 12:33:05,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-16 12:33:05,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-16 12:33:05,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-16 12:33:05,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-16 12:33:05,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-16 12:33:05,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-16 12:33:05,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-16 12:33:05,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-16 12:33:05,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-16 12:33:05,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-16 12:33:05,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-16 12:33:05,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-16 12:33:05,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-16 12:33:05,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-16 12:33:05,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-16 12:33:05,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-16 12:33:05,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-16 12:33:05,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-16 12:33:05,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-16 12:33:05,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-16 12:33:05,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-16 12:33:05,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-16 12:33:05,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-09-16 12:33:05,502 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-16 12:33:05,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-16 12:33:05,503 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-16 12:33:05,503 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-16 12:33:05,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-16 12:33:05,504 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-16 12:33:05,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-16 12:33:05,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-16 12:33:05,505 INFO L138 SettingsManager]: * Use SBE=true [2022-09-16 12:33:05,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-16 12:33:05,506 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-16 12:33:05,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-16 12:33:05,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-16 12:33:05,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-16 12:33:05,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-16 12:33:05,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-16 12:33:05,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-16 12:33:05,507 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-16 12:33:05,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-16 12:33:05,507 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-16 12:33:05,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-16 12:33:05,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-16 12:33:05,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-16 12:33:05,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-16 12:33:05,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-16 12:33:05,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 12:33:05,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-16 12:33:05,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-16 12:33:05,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-16 12:33:05,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-16 12:33:05,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-16 12:33:05,509 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-16 12:33:05,509 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-16 12:33:05,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-16 12:33:05,509 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-09-16 12:33:05,509 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-09-16 12:33:05,509 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-09-16 12:33:05,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-16 12:33:05,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-16 12:33:05,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-16 12:33:05,787 INFO L271 PluginConnector]: Initializing CDTParser... [2022-09-16 12:33:05,788 INFO L275 PluginConnector]: CDTParser initialized [2022-09-16 12:33:05,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix026.oepc.i [2022-09-16 12:33:05,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aabf57f63/c0074e88afaf4e869e5a2a1ddf06d83b/FLAGdb63f8f4a [2022-09-16 12:33:06,373 INFO L306 CDTParser]: Found 1 translation units. [2022-09-16 12:33:06,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix026.oepc.i [2022-09-16 12:33:06,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aabf57f63/c0074e88afaf4e869e5a2a1ddf06d83b/FLAGdb63f8f4a [2022-09-16 12:33:06,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aabf57f63/c0074e88afaf4e869e5a2a1ddf06d83b [2022-09-16 12:33:06,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-16 12:33:06,874 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-09-16 12:33:06,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-09-16 12:33:06,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-09-16 12:33:06,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-09-16 12:33:06,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 12:33:06" (1/1) ... [2022-09-16 12:33:06,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58602612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:06, skipping insertion in model container [2022-09-16 12:33:06,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 12:33:06" (1/1) ... [2022-09-16 12:33:06,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-09-16 12:33:06,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-09-16 12:33:07,113 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/mix026.oepc.i[945,958] [2022-09-16 12:33:07,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 12:33:07,355 INFO L203 MainTranslator]: Completed pre-run [2022-09-16 12:33:07,368 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/mix026.oepc.i[945,958] [2022-09-16 12:33:07,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 12:33:07,443 INFO L208 MainTranslator]: Completed translation [2022-09-16 12:33:07,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07 WrapperNode [2022-09-16 12:33:07,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-09-16 12:33:07,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-16 12:33:07,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-16 12:33:07,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-16 12:33:07,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07" (1/1) ... [2022-09-16 12:33:07,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07" (1/1) ... [2022-09-16 12:33:07,522 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 195 [2022-09-16 12:33:07,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-16 12:33:07,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-16 12:33:07,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-16 12:33:07,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-16 12:33:07,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07" (1/1) ... [2022-09-16 12:33:07,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07" (1/1) ... [2022-09-16 12:33:07,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07" (1/1) ... [2022-09-16 12:33:07,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07" (1/1) ... [2022-09-16 12:33:07,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07" (1/1) ... [2022-09-16 12:33:07,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07" (1/1) ... [2022-09-16 12:33:07,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07" (1/1) ... [2022-09-16 12:33:07,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-16 12:33:07,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-16 12:33:07,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-16 12:33:07,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-16 12:33:07,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07" (1/1) ... [2022-09-16 12:33:07,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 12:33:07,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:07,623 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 12:33:07,646 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 12:33:07,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-09-16 12:33:07,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-09-16 12:33:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-09-16 12:33:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-09-16 12:33:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-09-16 12:33:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-09-16 12:33:07,670 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-09-16 12:33:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-09-16 12:33:07,670 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-09-16 12:33:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-09-16 12:33:07,670 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-09-16 12:33:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-09-16 12:33:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-09-16 12:33:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-09-16 12:33:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-09-16 12:33:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-16 12:33:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-16 12:33:07,673 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 12:33:07,852 INFO L234 CfgBuilder]: Building ICFG [2022-09-16 12:33:07,853 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-16 12:33:08,413 INFO L275 CfgBuilder]: Performing block encoding [2022-09-16 12:33:08,809 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-16 12:33:08,810 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-16 12:33:08,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 12:33:08 BoogieIcfgContainer [2022-09-16 12:33:08,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-16 12:33:08,814 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-16 12:33:08,814 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-16 12:33:08,817 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-16 12:33:08,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 12:33:06" (1/3) ... [2022-09-16 12:33:08,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d2bab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 12:33:08, skipping insertion in model container [2022-09-16 12:33:08,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:33:07" (2/3) ... [2022-09-16 12:33:08,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d2bab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 12:33:08, skipping insertion in model container [2022-09-16 12:33:08,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 12:33:08" (3/3) ... [2022-09-16 12:33:08,820 INFO L112 eAbstractionObserver]: Analyzing ICFG mix026.oepc.i [2022-09-16 12:33:08,828 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-16 12:33:08,835 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-16 12:33:08,836 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-09-16 12:33:08,836 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-09-16 12:33:08,922 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-09-16 12:33:08,963 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:08,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:33:08,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:08,966 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 12:33:08,968 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 12:33:08,999 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:33:09,012 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2022-09-16 12:33:09,024 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;@28bbb7d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:09,024 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:33:09,548 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:09,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:09,553 INFO L85 PathProgramCache]: Analyzing trace with hash 914828363, now seen corresponding path program 1 times [2022-09-16 12:33:09,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:09,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382805369] [2022-09-16 12:33:09,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:09,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:09,880 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 12:33:09,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:09,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382805369] [2022-09-16 12:33:09,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382805369] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:09,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:09,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:09,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897893494] [2022-09-16 12:33:09,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:09,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:33:09,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:09,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:33:09,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:33:09,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:09,912 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:09,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 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 12:33:09,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:09,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:09,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-09-16 12:33:09,989 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:09,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:09,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1649884562, now seen corresponding path program 1 times [2022-09-16 12:33:09,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:09,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506190201] [2022-09-16 12:33:09,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:09,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:10,153 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 12:33:10,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:10,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506190201] [2022-09-16 12:33:10,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506190201] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:10,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:10,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:10,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377585159] [2022-09-16 12:33:10,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:10,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:10,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:10,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:10,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:10,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:10,158 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:10,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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 12:33:10,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:10,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:10,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:10,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:10,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-09-16 12:33:10,200 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:10,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:10,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1943287568, now seen corresponding path program 1 times [2022-09-16 12:33:10,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:10,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114565367] [2022-09-16 12:33:10,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:10,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:10,267 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 12:33:10,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:10,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114565367] [2022-09-16 12:33:10,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114565367] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:10,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:10,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:10,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135826784] [2022-09-16 12:33:10,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:10,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:10,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:10,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:10,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:10,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:10,271 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:10,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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 12:33:10,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:10,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:10,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:10,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:10,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:10,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-09-16 12:33:10,321 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:10,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:10,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1348713905, now seen corresponding path program 1 times [2022-09-16 12:33:10,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:10,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148453060] [2022-09-16 12:33:10,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:10,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:10,412 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 12:33:10,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:10,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148453060] [2022-09-16 12:33:10,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148453060] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:10,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:10,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:10,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184662918] [2022-09-16 12:33:10,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:10,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-09-16 12:33:10,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:10,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-09-16 12:33:10,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-09-16 12:33:10,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:10,415 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:10,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 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 12:33:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:10,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:10,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:10,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:10,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:10,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:10,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-09-16 12:33:10,885 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:10,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:10,886 INFO L85 PathProgramCache]: Analyzing trace with hash 917599414, now seen corresponding path program 1 times [2022-09-16 12:33:10,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:10,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901522993] [2022-09-16 12:33:10,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:10,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:11,037 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 12:33:11,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:11,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901522993] [2022-09-16 12:33:11,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901522993] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:11,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:11,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:33:11,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466751026] [2022-09-16 12:33:11,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:11,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:33:11,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:11,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:33:11,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:33:11,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:11,040 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:11,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.2) internal successors, (106), 6 states have internal predecessors, (106), 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 12:33:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:11,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:16,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:16,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:16,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:16,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:16,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:16,346 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:33:16,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:33:16,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-09-16 12:33:16,357 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-09-16 12:33:16,358 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE,SAFE (1/5) [2022-09-16 12:33:16,363 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:16,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:33:16,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:16,367 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 12:33:16,373 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:33:16,374 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2022-09-16 12:33:16,374 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;@28bbb7d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:16,375 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:33:16,380 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 12:33:16,635 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:16,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:16,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1991054749, now seen corresponding path program 1 times [2022-09-16 12:33:16,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:16,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241737467] [2022-09-16 12:33:16,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:16,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:16,687 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 12:33:16,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:16,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241737467] [2022-09-16 12:33:16,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241737467] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:16,688 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:16,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:16,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631350388] [2022-09-16 12:33:16,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:16,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:33:16,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:16,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:33:16,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:33:16,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:16,690 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:16,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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 12:33:16,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:16,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:16,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-09-16 12:33:16,709 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:16,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:16,709 INFO L85 PathProgramCache]: Analyzing trace with hash 637306944, now seen corresponding path program 1 times [2022-09-16 12:33:16,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:16,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942676434] [2022-09-16 12:33:16,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:16,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:16,781 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 12:33:16,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:16,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942676434] [2022-09-16 12:33:16,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942676434] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:16,782 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:16,782 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:16,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997787141] [2022-09-16 12:33:16,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:16,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:16,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:16,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:16,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:16,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:16,784 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:16,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 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 12:33:16,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:16,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:16,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:16,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:16,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-09-16 12:33:16,800 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:16,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:16,801 INFO L85 PathProgramCache]: Analyzing trace with hash 637306945, now seen corresponding path program 1 times [2022-09-16 12:33:16,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:16,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537558055] [2022-09-16 12:33:16,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:16,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:16,857 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 12:33:16,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:16,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537558055] [2022-09-16 12:33:16,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537558055] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:16,858 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:16,858 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:16,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571373553] [2022-09-16 12:33:16,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:16,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:16,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:16,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:16,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:16,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:16,861 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:16,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 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 12:33:16,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:16,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:16,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:17,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:17,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:17,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:17,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-09-16 12:33:17,057 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:17,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:17,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1321629936, now seen corresponding path program 1 times [2022-09-16 12:33:17,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:17,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243173553] [2022-09-16 12:33:17,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:17,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:17,144 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 12:33:17,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:17,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243173553] [2022-09-16 12:33:17,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243173553] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:17,145 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:17,145 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:33:17,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660979736] [2022-09-16 12:33:17,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:17,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:33:17,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:17,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:33:17,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:33:17,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:17,147 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:17,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 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 12:33:17,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:17,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:17,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:17,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:20,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:20,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:20,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:20,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:20,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:33:20,796 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:33:20,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-09-16 12:33:20,798 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-09-16 12:33:20,798 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE,SAFE (2/5) [2022-09-16 12:33:20,801 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:20,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:33:20,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:20,843 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 12:33:20,845 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 12:33:20,847 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:33:20,847 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork3 ======== [2022-09-16 12:33:20,848 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;@28bbb7d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:20,848 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:33:21,279 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:21,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:21,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1622768014, now seen corresponding path program 1 times [2022-09-16 12:33:21,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:21,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336744101] [2022-09-16 12:33:21,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:21,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:21,336 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 12:33:21,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:21,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336744101] [2022-09-16 12:33:21,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336744101] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:21,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:21,337 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:21,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803566989] [2022-09-16 12:33:21,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:21,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:33:21,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:21,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:33:21,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:33:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:21,338 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:21,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 12:33:21,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:21,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:21,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-09-16 12:33:21,374 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:21,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:21,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1799045423, now seen corresponding path program 1 times [2022-09-16 12:33:21,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:21,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020372046] [2022-09-16 12:33:21,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:21,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:21,431 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 12:33:21,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:21,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020372046] [2022-09-16 12:33:21,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020372046] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:21,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:21,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:21,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781540443] [2022-09-16 12:33:21,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:21,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:21,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:21,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:21,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:21,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:21,433 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:21,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 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 12:33:21,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:21,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:21,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:21,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:21,473 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-09-16 12:33:21,473 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:21,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:21,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1324506606, now seen corresponding path program 1 times [2022-09-16 12:33:21,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:21,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333971684] [2022-09-16 12:33:21,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:21,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:21,528 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 12:33:21,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:21,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333971684] [2022-09-16 12:33:21,528 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333971684] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:21,528 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:21,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:21,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295077214] [2022-09-16 12:33:21,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:21,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:21,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:21,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:21,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:21,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:21,530 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:21,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 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 12:33:21,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:21,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:21,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:21,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:21,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:21,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:21,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-09-16 12:33:21,584 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:21,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:21,585 INFO L85 PathProgramCache]: Analyzing trace with hash 142338764, now seen corresponding path program 1 times [2022-09-16 12:33:21,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:21,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387922720] [2022-09-16 12:33:21,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:21,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:21,646 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 12:33:21,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:21,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387922720] [2022-09-16 12:33:21,646 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387922720] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:21,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:21,646 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:33:21,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601202544] [2022-09-16 12:33:21,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:21,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-09-16 12:33:21,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:21,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-09-16 12:33:21,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-09-16 12:33:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:21,648 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:21,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 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 12:33:21,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:21,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:21,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:21,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:21,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:21,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:21,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:21,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:21,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-09-16 12:33:21,686 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:21,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:21,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1827579127, now seen corresponding path program 1 times [2022-09-16 12:33:21,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:21,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203734190] [2022-09-16 12:33:21,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:21,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:21,757 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 12:33:21,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:21,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203734190] [2022-09-16 12:33:21,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203734190] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:21,757 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:21,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:33:21,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307391272] [2022-09-16 12:33:21,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:21,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:33:21,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:21,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:33:21,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:33:21,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:21,759 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:21,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 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 12:33:21,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:21,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:21,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:21,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:21,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:25,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:25,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:25,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:25,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-09-16 12:33:25,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:25,929 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:33:25,929 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:33:25,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-09-16 12:33:25,931 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-09-16 12:33:25,931 INFO L307 ceAbstractionStarter]: Result for error location P3Thread1of1ForFork3 was SAFE,SAFE (3/5) [2022-09-16 12:33:25,933 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:25,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:33:25,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:25,935 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 12:33:25,936 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 12:33:25,938 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:33:25,938 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-09-16 12:33:25,939 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;@28bbb7d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:25,939 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-09-16 12:33:25,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2022-09-16 12:33:25,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2022-09-16 12:33:25,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2022-09-16 12:33:25,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2022-09-16 12:33:25,975 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-09-16 12:33:25,976 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (4/5) [2022-09-16 12:33:25,977 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:25,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-16 12:33:25,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:33:25,983 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 12:33:25,989 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-16 12:33:25,989 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork2 ======== [2022-09-16 12:33:25,989 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;@28bbb7d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-16 12:33:25,990 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-09-16 12:33:26,005 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 12:33:26,170 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:26,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:26,170 INFO L85 PathProgramCache]: Analyzing trace with hash 417403390, now seen corresponding path program 1 times [2022-09-16 12:33:26,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:26,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592407444] [2022-09-16 12:33:26,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:26,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:26,206 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 12:33:26,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:26,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592407444] [2022-09-16 12:33:26,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592407444] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:26,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:26,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-09-16 12:33:26,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413694424] [2022-09-16 12:33:26,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:26,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-09-16 12:33:26,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:26,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-09-16 12:33:26,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-09-16 12:33:26,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:26,208 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:26,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 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 12:33:26,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:26,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:26,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-09-16 12:33:26,459 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:26,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:26,459 INFO L85 PathProgramCache]: Analyzing trace with hash -837939009, now seen corresponding path program 1 times [2022-09-16 12:33:26,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:26,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737983590] [2022-09-16 12:33:26,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:26,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:26,513 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 12:33:26,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:26,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737983590] [2022-09-16 12:33:26,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737983590] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:26,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:26,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-09-16 12:33:26,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471364003] [2022-09-16 12:33:26,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:26,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:26,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:26,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:26,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:26,515 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:26,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 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 12:33:26,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:26,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:26,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:26,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:26,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-09-16 12:33:26,659 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:26,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:26,660 INFO L85 PathProgramCache]: Analyzing trace with hash 91532898, now seen corresponding path program 1 times [2022-09-16 12:33:26,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:26,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933484814] [2022-09-16 12:33:26,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:26,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:26,731 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 12:33:26,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:26,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933484814] [2022-09-16 12:33:26,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933484814] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:26,732 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:26,732 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-09-16 12:33:26,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987136109] [2022-09-16 12:33:26,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:26,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-09-16 12:33:26,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:26,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-09-16 12:33:26,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-09-16 12:33:26,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:26,733 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:26,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 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 12:33:26,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:26,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:26,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:27,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:27,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:27,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:27,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-09-16 12:33:27,829 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-09-16 12:33:27,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-16 12:33:27,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1882204259, now seen corresponding path program 1 times [2022-09-16 12:33:27,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-16 12:33:27,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880731461] [2022-09-16 12:33:27,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-16 12:33:27,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-16 12:33:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-16 12:33:27,871 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 12:33:27,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-16 12:33:27,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880731461] [2022-09-16 12:33:27,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880731461] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-16 12:33:27,872 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-16 12:33:27,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-09-16 12:33:27,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091166465] [2022-09-16 12:33:27,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-16 12:33:27,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-09-16 12:33:27,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-16 12:33:27,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-09-16 12:33:27,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-09-16 12:33:27,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:27,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-16 12:33:27,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 26.0) 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 12:33:27,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:27,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:27,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:27,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-16 12:33:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-09-16 12:33:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-09-16 12:33:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-09-16 12:33:30,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-09-16 12:33:30,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-09-16 12:33:30,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-09-16 12:33:30,373 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-09-16 12:33:30,373 INFO L307 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork2 was SAFE,SAFE (5/5) [2022-09-16 12:33:30,373 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-09-16 12:33:30,373 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-09-16 12:33:30,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 12:33:30 BasicIcfg [2022-09-16 12:33:30,378 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-16 12:33:30,379 INFO L158 Benchmark]: Toolchain (without parser) took 23505.09ms. Allocated memory was 175.1MB in the beginning and 2.7GB in the end (delta: 2.6GB). Free memory was 144.1MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2022-09-16 12:33:30,379 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 175.1MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-16 12:33:30,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 568.75ms. Allocated memory was 175.1MB in the beginning and 240.1MB in the end (delta: 65.0MB). Free memory was 143.9MB in the beginning and 194.7MB in the end (delta: -50.9MB). Peak memory consumption was 19.6MB. Max. memory is 8.0GB. [2022-09-16 12:33:30,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.66ms. Allocated memory is still 240.1MB. Free memory was 194.7MB in the beginning and 192.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 12:33:30,380 INFO L158 Benchmark]: Boogie Preprocessor took 56.79ms. Allocated memory is still 240.1MB. Free memory was 192.3MB in the beginning and 189.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-09-16 12:33:30,380 INFO L158 Benchmark]: RCFGBuilder took 1231.27ms. Allocated memory is still 240.1MB. Free memory was 189.6MB in the beginning and 155.1MB in the end (delta: 34.6MB). Peak memory consumption was 68.6MB. Max. memory is 8.0GB. [2022-09-16 12:33:30,380 INFO L158 Benchmark]: TraceAbstraction took 21564.23ms. Allocated memory was 240.1MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 154.5MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2022-09-16 12:33:30,382 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 175.1MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 568.75ms. Allocated memory was 175.1MB in the beginning and 240.1MB in the end (delta: 65.0MB). Free memory was 143.9MB in the beginning and 194.7MB in the end (delta: -50.9MB). Peak memory consumption was 19.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 78.66ms. Allocated memory is still 240.1MB. Free memory was 194.7MB in the beginning and 192.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 56.79ms. Allocated memory is still 240.1MB. Free memory was 192.3MB in the beginning and 189.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1231.27ms. Allocated memory is still 240.1MB. Free memory was 189.6MB in the beginning and 155.1MB in the end (delta: 34.6MB). Peak memory consumption was 68.6MB. Max. memory is 8.0GB. * TraceAbstraction took 21564.23ms. Allocated memory was 240.1MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 154.5MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 336318, positive: 307837, positive conditional: 303869, positive unconditional: 3968, negative: 28481, negative conditional: 28400, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 320067, positive: 307837, positive conditional: 303869, positive unconditional: 3968, negative: 12230, negative conditional: 12149, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 320067, positive: 307837, positive conditional: 303869, positive unconditional: 3968, negative: 12230, negative conditional: 12149, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 376181, positive: 307837, positive conditional: 4668, positive unconditional: 303169, negative: 68344, negative conditional: 51446, negative unconditional: 16898, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 376181, positive: 307837, positive conditional: 4668, positive unconditional: 303169, negative: 68344, negative conditional: 57, negative unconditional: 68287, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 376181, positive: 307837, positive conditional: 4668, positive unconditional: 303169, negative: 68344, negative conditional: 57, negative unconditional: 68287, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4105, positive: 4022, positive conditional: 36, positive unconditional: 3986, negative: 83, negative conditional: 2, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4105, positive: 3941, positive conditional: 0, positive unconditional: 3941, negative: 164, negative conditional: 0, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 164, positive: 81, positive conditional: 36, positive unconditional: 45, negative: 83, negative conditional: 2, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1081, positive: 173, positive conditional: 49, positive unconditional: 124, negative: 909, negative conditional: 3, negative unconditional: 905, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 376181, positive: 303815, positive conditional: 4632, positive unconditional: 299183, negative: 68261, negative conditional: 55, negative unconditional: 68206, unknown: 4105, unknown conditional: 38, unknown unconditional: 4067] , Statistics on independence cache: Total cache size (in pairs): 4105, Positive cache size: 4022, Positive conditional cache size: 36, Positive unconditional cache size: 3986, Negative cache size: 83, Negative conditional cache size: 2, Negative unconditional cache size: 81, Eliminated conditions: 51389, Maximal queried relation: 5, Independence queries for same thread: 16251 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.3s, Number of persistent set computation: 25623, Number of trivial persistent sets: 22610, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4049, positive: 3968, positive conditional: 0, positive unconditional: 3968, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 336318, positive: 307837, positive conditional: 303869, positive unconditional: 3968, negative: 28481, negative conditional: 28400, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 320067, positive: 307837, positive conditional: 303869, positive unconditional: 3968, negative: 12230, negative conditional: 12149, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 320067, positive: 307837, positive conditional: 303869, positive unconditional: 3968, negative: 12230, negative conditional: 12149, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 376181, positive: 307837, positive conditional: 4668, positive unconditional: 303169, negative: 68344, negative conditional: 51446, negative unconditional: 16898, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 376181, positive: 307837, positive conditional: 4668, positive unconditional: 303169, negative: 68344, negative conditional: 57, negative unconditional: 68287, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 376181, positive: 307837, positive conditional: 4668, positive unconditional: 303169, negative: 68344, negative conditional: 57, negative unconditional: 68287, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4105, positive: 4022, positive conditional: 36, positive unconditional: 3986, negative: 83, negative conditional: 2, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4105, positive: 3941, positive conditional: 0, positive unconditional: 3941, negative: 164, negative conditional: 0, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 164, positive: 81, positive conditional: 36, positive unconditional: 45, negative: 83, negative conditional: 2, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1081, positive: 173, positive conditional: 49, positive unconditional: 124, negative: 909, negative conditional: 3, negative unconditional: 905, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 376181, positive: 303815, positive conditional: 4632, positive unconditional: 299183, negative: 68261, negative conditional: 55, negative unconditional: 68206, unknown: 4105, unknown conditional: 38, unknown unconditional: 4067] , Statistics on independence cache: Total cache size (in pairs): 4105, Positive cache size: 4022, Positive conditional cache size: 36, Positive unconditional cache size: 3986, Negative cache size: 83, Negative conditional cache size: 2, Negative unconditional cache size: 81, Eliminated conditions: 51389, Maximal queried relation: 5, Independence queries for same thread: 16251 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 326677, positive: 298980, positive conditional: 295047, positive unconditional: 3933, negative: 27697, negative conditional: 27616, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 310646, positive: 298980, positive conditional: 295047, positive unconditional: 3933, negative: 11666, negative conditional: 11585, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 310646, positive: 298980, positive conditional: 295047, positive unconditional: 3933, negative: 11666, negative conditional: 11585, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 352933, positive: 298980, positive conditional: 4628, positive unconditional: 294352, negative: 53953, negative conditional: 37659, negative unconditional: 16294, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 352933, positive: 298980, positive conditional: 4628, positive unconditional: 294352, negative: 53953, negative conditional: 57, negative unconditional: 53896, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 352933, positive: 298980, positive conditional: 4628, positive unconditional: 294352, negative: 53953, negative conditional: 57, negative unconditional: 53896, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4070, positive: 3985, positive conditional: 34, positive unconditional: 3951, negative: 85, negative conditional: 4, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4070, positive: 3906, positive conditional: 0, positive unconditional: 3906, negative: 164, negative conditional: 0, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 164, positive: 79, positive conditional: 34, positive unconditional: 45, negative: 85, negative conditional: 4, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 898, positive: 116, positive conditional: 41, positive unconditional: 75, negative: 783, negative conditional: 4, negative unconditional: 778, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 352933, positive: 294995, positive conditional: 4594, positive unconditional: 290401, negative: 53868, negative conditional: 53, negative unconditional: 53815, unknown: 4070, unknown conditional: 38, unknown unconditional: 4032] , Statistics on independence cache: Total cache size (in pairs): 4070, Positive cache size: 3985, Positive conditional cache size: 34, Positive unconditional cache size: 3951, Negative cache size: 85, Negative conditional cache size: 4, Negative unconditional cache size: 81, Eliminated conditions: 37602, Maximal queried relation: 4, Independence queries for same thread: 16031 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.6s, Number of persistent set computation: 25204, Number of trivial persistent sets: 22389, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4014, positive: 3933, positive conditional: 0, positive unconditional: 3933, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 326677, positive: 298980, positive conditional: 295047, positive unconditional: 3933, negative: 27697, negative conditional: 27616, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 310646, positive: 298980, positive conditional: 295047, positive unconditional: 3933, negative: 11666, negative conditional: 11585, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 310646, positive: 298980, positive conditional: 295047, positive unconditional: 3933, negative: 11666, negative conditional: 11585, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 352933, positive: 298980, positive conditional: 4628, positive unconditional: 294352, negative: 53953, negative conditional: 37659, negative unconditional: 16294, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 352933, positive: 298980, positive conditional: 4628, positive unconditional: 294352, negative: 53953, negative conditional: 57, negative unconditional: 53896, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 352933, positive: 298980, positive conditional: 4628, positive unconditional: 294352, negative: 53953, negative conditional: 57, negative unconditional: 53896, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4070, positive: 3985, positive conditional: 34, positive unconditional: 3951, negative: 85, negative conditional: 4, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4070, positive: 3906, positive conditional: 0, positive unconditional: 3906, negative: 164, negative conditional: 0, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 164, positive: 79, positive conditional: 34, positive unconditional: 45, negative: 85, negative conditional: 4, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 898, positive: 116, positive conditional: 41, positive unconditional: 75, negative: 783, negative conditional: 4, negative unconditional: 778, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 352933, positive: 294995, positive conditional: 4594, positive unconditional: 290401, negative: 53868, negative conditional: 53, negative unconditional: 53815, unknown: 4070, unknown conditional: 38, unknown unconditional: 4032] , Statistics on independence cache: Total cache size (in pairs): 4070, Positive cache size: 3985, Positive conditional cache size: 34, Positive unconditional cache size: 3951, Negative cache size: 85, Negative conditional cache size: 4, Negative unconditional cache size: 81, Eliminated conditions: 37602, Maximal queried relation: 4, Independence queries for same thread: 16031 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 447855, positive: 409986, positive conditional: 405980, positive unconditional: 4006, negative: 37869, negative conditional: 37788, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 426133, positive: 409986, positive conditional: 405980, positive unconditional: 4006, negative: 16147, negative conditional: 16066, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 426133, positive: 409986, positive conditional: 405980, positive unconditional: 4006, negative: 16147, negative conditional: 16066, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 497780, positive: 409986, positive conditional: 5571, positive unconditional: 404415, negative: 87794, negative conditional: 66076, negative unconditional: 21718, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 497780, positive: 409986, positive conditional: 5571, positive unconditional: 404415, negative: 87794, negative conditional: 54, negative unconditional: 87740, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 497780, positive: 409986, positive conditional: 5571, positive unconditional: 404415, negative: 87794, negative conditional: 54, negative unconditional: 87740, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4140, positive: 4057, positive conditional: 33, positive unconditional: 4024, negative: 83, negative conditional: 2, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4140, positive: 3979, positive conditional: 0, positive unconditional: 3979, negative: 161, negative conditional: 0, negative unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 161, positive: 78, positive conditional: 33, positive unconditional: 45, negative: 83, negative conditional: 2, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 829, positive: 114, positive conditional: 30, positive unconditional: 84, negative: 715, negative conditional: 2, negative unconditional: 713, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 497780, positive: 405929, positive conditional: 5538, positive unconditional: 400391, negative: 87711, negative conditional: 52, negative unconditional: 87659, unknown: 4140, unknown conditional: 35, unknown unconditional: 4105] , Statistics on independence cache: Total cache size (in pairs): 4140, Positive cache size: 4057, Positive conditional cache size: 33, Positive unconditional cache size: 4024, Negative cache size: 83, Negative conditional cache size: 2, Negative unconditional cache size: 81, Eliminated conditions: 66022, Maximal queried relation: 5, Independence queries for same thread: 21722 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.8s, Number of persistent set computation: 36768, Number of trivial persistent sets: 32826, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4087, positive: 4006, positive conditional: 0, positive unconditional: 4006, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 447855, positive: 409986, positive conditional: 405980, positive unconditional: 4006, negative: 37869, negative conditional: 37788, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 426133, positive: 409986, positive conditional: 405980, positive unconditional: 4006, negative: 16147, negative conditional: 16066, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 426133, positive: 409986, positive conditional: 405980, positive unconditional: 4006, negative: 16147, negative conditional: 16066, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 497780, positive: 409986, positive conditional: 5571, positive unconditional: 404415, negative: 87794, negative conditional: 66076, negative unconditional: 21718, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 497780, positive: 409986, positive conditional: 5571, positive unconditional: 404415, negative: 87794, negative conditional: 54, negative unconditional: 87740, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 497780, positive: 409986, positive conditional: 5571, positive unconditional: 404415, negative: 87794, negative conditional: 54, negative unconditional: 87740, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4140, positive: 4057, positive conditional: 33, positive unconditional: 4024, negative: 83, negative conditional: 2, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4140, positive: 3979, positive conditional: 0, positive unconditional: 3979, negative: 161, negative conditional: 0, negative unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 161, positive: 78, positive conditional: 33, positive unconditional: 45, negative: 83, negative conditional: 2, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 829, positive: 114, positive conditional: 30, positive unconditional: 84, negative: 715, negative conditional: 2, negative unconditional: 713, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 497780, positive: 405929, positive conditional: 5538, positive unconditional: 400391, negative: 87711, negative conditional: 52, negative unconditional: 87659, unknown: 4140, unknown conditional: 35, unknown unconditional: 4105] , Statistics on independence cache: Total cache size (in pairs): 4140, Positive cache size: 4057, Positive conditional cache size: 33, Positive unconditional cache size: 4024, Negative cache size: 83, Negative conditional cache size: 2, Negative unconditional cache size: 81, Eliminated conditions: 66022, Maximal queried relation: 5, Independence queries for same thread: 21722 - 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: 24, positive: 21, positive conditional: 0, positive unconditional: 21, 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: 0.0s, Number of persistent set computation: 69, Number of trivial persistent sets: 48, 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: 24, positive: 21, positive conditional: 0, positive unconditional: 21, 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: 474151, positive: 436096, positive conditional: 432198, positive unconditional: 3898, negative: 38055, negative conditional: 37974, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 451193, positive: 436096, positive conditional: 432198, positive unconditional: 3898, negative: 15097, negative conditional: 15016, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 451193, positive: 436096, positive conditional: 432198, positive unconditional: 3898, negative: 15097, negative conditional: 15016, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 507874, positive: 436096, positive conditional: 7147, positive unconditional: 428949, negative: 71778, negative conditional: 49534, negative unconditional: 22244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 507874, positive: 436096, positive conditional: 7147, positive unconditional: 428949, negative: 71778, negative conditional: 2788, negative unconditional: 68990, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 507874, positive: 436096, positive conditional: 7147, positive unconditional: 428949, negative: 71778, negative conditional: 2788, negative unconditional: 68990, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4063, positive: 3968, positive conditional: 52, positive unconditional: 3916, negative: 95, negative conditional: 14, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4063, positive: 3871, positive conditional: 0, positive unconditional: 3871, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 192, positive: 97, positive conditional: 52, positive unconditional: 45, negative: 95, negative conditional: 14, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 812, positive: 131, positive conditional: 47, positive unconditional: 84, negative: 680, negative conditional: 14, negative unconditional: 667, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 507874, positive: 432128, positive conditional: 7095, positive unconditional: 425033, negative: 71683, negative conditional: 2774, negative unconditional: 68909, unknown: 4063, unknown conditional: 66, unknown unconditional: 3997] , Statistics on independence cache: Total cache size (in pairs): 4063, Positive cache size: 3968, Positive conditional cache size: 52, Positive unconditional cache size: 3916, Negative cache size: 95, Negative conditional cache size: 14, Negative unconditional cache size: 81, Eliminated conditions: 46746, Maximal queried relation: 4, Independence queries for same thread: 22958 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.5s, Number of persistent set computation: 31572, Number of trivial persistent sets: 27969, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3979, positive: 3898, positive conditional: 0, positive unconditional: 3898, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 474151, positive: 436096, positive conditional: 432198, positive unconditional: 3898, negative: 38055, negative conditional: 37974, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 451193, positive: 436096, positive conditional: 432198, positive unconditional: 3898, negative: 15097, negative conditional: 15016, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 451193, positive: 436096, positive conditional: 432198, positive unconditional: 3898, negative: 15097, negative conditional: 15016, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 507874, positive: 436096, positive conditional: 7147, positive unconditional: 428949, negative: 71778, negative conditional: 49534, negative unconditional: 22244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 507874, positive: 436096, positive conditional: 7147, positive unconditional: 428949, negative: 71778, negative conditional: 2788, negative unconditional: 68990, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 507874, positive: 436096, positive conditional: 7147, positive unconditional: 428949, negative: 71778, negative conditional: 2788, negative unconditional: 68990, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4063, positive: 3968, positive conditional: 52, positive unconditional: 3916, negative: 95, negative conditional: 14, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4063, positive: 3871, positive conditional: 0, positive unconditional: 3871, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 192, positive: 97, positive conditional: 52, positive unconditional: 45, negative: 95, negative conditional: 14, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 812, positive: 131, positive conditional: 47, positive unconditional: 84, negative: 680, negative conditional: 14, negative unconditional: 667, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 507874, positive: 432128, positive conditional: 7095, positive unconditional: 425033, negative: 71683, negative conditional: 2774, negative unconditional: 68909, unknown: 4063, unknown conditional: 66, unknown unconditional: 3997] , Statistics on independence cache: Total cache size (in pairs): 4063, Positive cache size: 3968, Positive conditional cache size: 52, Positive unconditional cache size: 3916, Negative cache size: 95, Negative conditional cache size: 14, Negative unconditional cache size: 81, Eliminated conditions: 46746, Maximal queried relation: 4, Independence queries for same thread: 22958 - PositiveResult [Line: 815]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 815]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 795]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 795]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 851]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 851]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 775]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 775]: 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: P2Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 188 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 7.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 6.5s, 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, 0.5s InterpolantComputationTime, 422 NumberOfCodeBlocks, 422 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 417 ConstructedInterpolants, 0 QuantifiedInterpolants, 1075 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: P1Thread1of1ForFork0 with 1 thread instances CFG has 9 procedures, 188 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.1s, 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: 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, 293 NumberOfCodeBlocks, 293 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 779 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: P3Thread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 188 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 5.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.8s, 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: 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, 464 NumberOfCodeBlocks, 464 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 459 ConstructedInterpolants, 0 QuantifiedInterpolants, 1097 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, 188 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: P0Thread1of1ForFork2 with 1 thread instances CFG has 9 procedures, 188 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.2s, 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, 0.1s InterpolantComputationTime, 317 NumberOfCodeBlocks, 317 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 313 ConstructedInterpolants, 0 QuantifiedInterpolants, 847 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 12:33:30,424 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 12:33:30,622 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 12:33:30,824 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 12:33:31,024 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-09-16 12:33:31,225 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 12:33:31,424 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...