/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe011_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 08:36:40,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 08:36:40,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 08:36:40,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 08:36:40,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 08:36:40,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 08:36:40,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 08:36:40,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 08:36:40,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 08:36:40,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 08:36:40,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 08:36:40,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 08:36:40,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 08:36:40,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 08:36:40,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 08:36:40,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 08:36:40,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 08:36:40,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 08:36:40,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 08:36:40,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 08:36:40,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 08:36:40,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 08:36:40,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 08:36:40,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 08:36:40,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-17 08:36:40,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-17 08:36:40,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-17 08:36:40,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-17 08:36:40,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-17 08:36:40,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-17 08:36:40,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 08:36:40,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 08:36:40,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 08:36:40,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 08:36:40,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 08:36:40,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 08:36:40,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 08:36:40,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 08:36:40,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 08:36:40,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 08:36:40,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 08:36:40,357 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-17 08:36:40,395 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 08:36:40,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 08:36:40,395 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 08:36:40,395 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 08:36:40,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 08:36:40,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 08:36:40,397 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 08:36:40,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 08:36:40,398 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 08:36:40,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 08:36:40,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 08:36:40,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 08:36:40,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 08:36:40,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 08:36:40,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 08:36:40,399 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 08:36:40,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 08:36:40,399 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 08:36:40,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 08:36:40,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 08:36:40,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 08:36:40,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 08:36:40,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 08:36:40,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 08:36:40,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 08:36:40,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 08:36:40,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 08:36:40,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 08:36:40,400 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-17 08:36:40,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 08:36:40,401 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 08:36:40,401 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 08:36:40,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 08:36:40,401 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 08:36:40,401 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 08:36:40,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 08:36:40,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 08:36:40,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 08:36:40,670 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 08:36:40,671 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 08:36:40,671 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe011_tso.opt.i [2021-06-17 08:36:40,725 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa936fc36/328ff957693a4957b87f2d3b96d0c0df/FLAGffaeff34f [2021-06-17 08:36:41,148 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 08:36:41,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe011_tso.opt.i [2021-06-17 08:36:41,162 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa936fc36/328ff957693a4957b87f2d3b96d0c0df/FLAGffaeff34f [2021-06-17 08:36:41,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa936fc36/328ff957693a4957b87f2d3b96d0c0df [2021-06-17 08:36:41,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 08:36:41,179 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 08:36:41,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 08:36:41,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 08:36:41,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 08:36:41,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 08:36:41" (1/1) ... [2021-06-17 08:36:41,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312d5b54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41, skipping insertion in model container [2021-06-17 08:36:41,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 08:36:41" (1/1) ... [2021-06-17 08:36:41,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 08:36:41,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 08:36:41,391 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe011_tso.opt.i[949,962] [2021-06-17 08:36:41,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 08:36:41,532 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 08:36:41,542 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe011_tso.opt.i[949,962] [2021-06-17 08:36:41,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 08:36:41,618 INFO L208 MainTranslator]: Completed translation [2021-06-17 08:36:41,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41 WrapperNode [2021-06-17 08:36:41,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 08:36:41,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 08:36:41,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 08:36:41,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 08:36:41,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41" (1/1) ... [2021-06-17 08:36:41,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41" (1/1) ... [2021-06-17 08:36:41,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 08:36:41,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 08:36:41,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 08:36:41,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 08:36:41,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41" (1/1) ... [2021-06-17 08:36:41,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41" (1/1) ... [2021-06-17 08:36:41,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41" (1/1) ... [2021-06-17 08:36:41,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41" (1/1) ... [2021-06-17 08:36:41,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41" (1/1) ... [2021-06-17 08:36:41,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41" (1/1) ... [2021-06-17 08:36:41,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41" (1/1) ... [2021-06-17 08:36:41,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 08:36:41,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 08:36:41,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 08:36:41,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 08:36:41,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 08:36:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 08:36:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 08:36:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 08:36:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 08:36:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 08:36:41,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 08:36:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 08:36:41,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 08:36:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 08:36:41,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 08:36:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 08:36:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 08:36:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 08:36:41,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 08:36:41,751 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 08:36:42,039 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 08:36:42,040 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 08:36:42,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 08:36:42 BoogieIcfgContainer [2021-06-17 08:36:42,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 08:36:42,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 08:36:42,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 08:36:42,044 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 08:36:42,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 08:36:41" (1/3) ... [2021-06-17 08:36:42,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f68587b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 08:36:42, skipping insertion in model container [2021-06-17 08:36:42,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:41" (2/3) ... [2021-06-17 08:36:42,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f68587b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 08:36:42, skipping insertion in model container [2021-06-17 08:36:42,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 08:36:42" (3/3) ... [2021-06-17 08:36:42,046 INFO L111 eAbstractionObserver]: Analyzing ICFG safe011_tso.opt.i [2021-06-17 08:36:42,050 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 08:36:42,050 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 08:36:42,050 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 08:36:42,050 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 08:36:42,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,068 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,068 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,069 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,069 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,069 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,070 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,070 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,070 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,070 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,071 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,071 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,071 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,071 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,072 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,072 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,072 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,072 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,072 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,072 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,072 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,073 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,074 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,074 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,074 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,074 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,077 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,077 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,078 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,078 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,079 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,079 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:36:42,080 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 08:36:42,094 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 08:36:42,137 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 08:36:42,137 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 08:36:42,137 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 08:36:42,137 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 08:36:42,137 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 08:36:42,137 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 08:36:42,138 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 08:36:42,138 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 08:36:42,297 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:36:42,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:36:42,300 INFO L82 PathProgramCache]: Analyzing trace with hash 313576176, now seen corresponding path program 1 times [2021-06-17 08:36:42,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:36:42,306 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685186921] [2021-06-17 08:36:42,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:36:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:36:42,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:36:42,433 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:36:42,433 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685186921] [2021-06-17 08:36:42,433 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685186921] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:36:42,433 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:36:42,434 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 08:36:42,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650651959] [2021-06-17 08:36:42,437 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 08:36:42,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:36:42,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 08:36:42,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 08:36:42,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:42,447 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:36:42,448 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 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) [2021-06-17 08:36:42,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:42,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:42,467 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 08:36:42,467 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:36:42,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:36:42,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1338357924, now seen corresponding path program 1 times [2021-06-17 08:36:42,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:36:42,468 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145057680] [2021-06-17 08:36:42,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:36:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:36:42,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:36:42,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:36:42,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145057680] [2021-06-17 08:36:42,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145057680] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:36:42,669 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:36:42,669 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 08:36:42,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301751650] [2021-06-17 08:36:42,670 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 08:36:42,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:36:42,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 08:36:42,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 08:36:42,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:42,671 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:36:42,671 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 08:36:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:42,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:42,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:36:42,824 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 08:36:42,824 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:36:42,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:36:42,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1432719502, now seen corresponding path program 2 times [2021-06-17 08:36:42,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:36:42,825 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319887017] [2021-06-17 08:36:42,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:36:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:36:42,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:36:42,991 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:36:42,991 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319887017] [2021-06-17 08:36:42,991 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319887017] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:36:42,992 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:36:42,992 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 08:36:42,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220421377] [2021-06-17 08:36:42,992 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 08:36:42,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:36:42,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 08:36:42,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 08:36:42,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:42,993 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:36:42,993 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 08:36:42,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:42,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:36:42,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:44,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:44,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:36:44,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:36:44,062 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 08:36:44,062 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:36:44,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:36:44,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1188684082, now seen corresponding path program 3 times [2021-06-17 08:36:44,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:36:44,063 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300523595] [2021-06-17 08:36:44,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:36:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:36:44,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:36:44,184 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:36:44,184 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300523595] [2021-06-17 08:36:44,184 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300523595] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:36:44,184 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:36:44,184 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 08:36:44,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926299535] [2021-06-17 08:36:44,185 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 08:36:44,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:36:44,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 08:36:44,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 08:36:44,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:44,187 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:36:44,187 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 08:36:44,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:44,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:36:44,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:36:44,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:44,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:36:44,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:36:44,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:36:44,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:36:44,989 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 08:36:45,006 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 08:36:45,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 08:36:45 BasicIcfg [2021-06-17 08:36:45,008 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 08:36:45,008 INFO L168 Benchmark]: Toolchain (without parser) took 3829.07 ms. Allocated memory was 196.1 MB in the beginning and 345.0 MB in the end (delta: 148.9 MB). Free memory was 159.1 MB in the beginning and 274.1 MB in the end (delta: -115.0 MB). Peak memory consumption was 180.0 MB. Max. memory is 8.0 GB. [2021-06-17 08:36:45,008 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 196.1 MB. Free memory is still 177.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 08:36:45,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.32 ms. Allocated memory is still 196.1 MB. Free memory was 158.8 MB in the beginning and 157.9 MB in the end (delta: 950.4 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-17 08:36:45,009 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.92 ms. Allocated memory is still 196.1 MB. Free memory was 157.9 MB in the beginning and 155.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 08:36:45,009 INFO L168 Benchmark]: Boogie Preprocessor took 30.93 ms. Allocated memory is still 196.1 MB. Free memory was 155.8 MB in the beginning and 154.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 08:36:45,009 INFO L168 Benchmark]: RCFGBuilder took 346.03 ms. Allocated memory is still 196.1 MB. Free memory was 154.2 MB in the beginning and 130.6 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 08:36:45,009 INFO L168 Benchmark]: TraceAbstraction took 2965.47 ms. Allocated memory was 196.1 MB in the beginning and 345.0 MB in the end (delta: 148.9 MB). Free memory was 130.1 MB in the beginning and 274.1 MB in the end (delta: -144.0 MB). Peak memory consumption was 150.7 MB. Max. memory is 8.0 GB. [2021-06-17 08:36:45,011 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 196.1 MB. Free memory is still 177.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 437.32 ms. Allocated memory is still 196.1 MB. Free memory was 158.8 MB in the beginning and 157.9 MB in the end (delta: 950.4 kB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 43.92 ms. Allocated memory is still 196.1 MB. Free memory was 157.9 MB in the beginning and 155.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 30.93 ms. Allocated memory is still 196.1 MB. Free memory was 155.8 MB in the beginning and 154.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 346.03 ms. Allocated memory is still 196.1 MB. Free memory was 154.2 MB in the beginning and 130.6 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2965.47 ms. Allocated memory was 196.1 MB in the beginning and 345.0 MB in the end (delta: 148.9 MB). Free memory was 130.1 MB in the beginning and 274.1 MB in the end (delta: -144.0 MB). Peak memory consumption was 150.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 35160, positive: 33638, positive conditional: 27037, positive unconditional: 6601, negative: 1522, negative conditional: 1417, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 33885, positive: 33638, positive conditional: 27037, positive unconditional: 6601, negative: 247, negative conditional: 142, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 33885, positive: 33310, positive conditional: 0, positive unconditional: 33310, negative: 575, negative conditional: 0, negative unconditional: 575, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1060, positive: 1042, positive conditional: 0, positive unconditional: 1042, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1060, positive: 1036, positive conditional: 0, positive unconditional: 1036, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 17, positive unconditional: 16, negative: 77, negative conditional: 6, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 33885, positive: 32268, positive conditional: 0, positive unconditional: 32268, negative: 557, negative conditional: 0, negative unconditional: 557, unknown: 1060, unknown conditional: 0, unknown unconditional: 1060] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1052, Positive conditional cache size: 10, Positive unconditional cache size: 1042, Negative cache size: 22, Negative conditional cache size: 4, Negative unconditional cache size: 18, SemanticConditionEliminator.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 17, positive unconditional: 16, negative: 77, negative conditional: 6, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1752, positive: 318, positive conditional: 318, positive unconditional: 0, negative: 1420, negative conditional: 70, negative unconditional: 1350, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1052, Positive conditional cache size: 10, Positive unconditional cache size: 1042, Negative cache size: 22, Negative conditional cache size: 4, Negative unconditional cache size: 18, Eliminated conditions: 1074, SemanticConditionEliminator.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 17, positive unconditional: 16, negative: 77, negative conditional: 6, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1752, positive: 318, positive conditional: 318, positive unconditional: 0, negative: 1420, negative conditional: 70, negative unconditional: 1350, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1052, Positive conditional cache size: 10, Positive unconditional cache size: 1042, Negative cache size: 22, Negative conditional cache size: 4, Negative unconditional cache size: 18, Eliminated conditions: 1074, SemanticConditionEliminator.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 17, positive unconditional: 16, negative: 77, negative conditional: 6, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1752, positive: 318, positive conditional: 318, positive unconditional: 0, negative: 1420, negative conditional: 70, negative unconditional: 1350, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1052, Positive conditional cache size: 10, Positive unconditional cache size: 1042, Negative cache size: 22, Negative conditional cache size: 4, Negative unconditional cache size: 18, Eliminated conditions: 1074, SemanticConditionEliminator.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 17, positive unconditional: 16, negative: 77, negative conditional: 6, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1752, positive: 318, positive conditional: 318, positive unconditional: 0, negative: 1420, negative conditional: 70, negative unconditional: 1350, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1052, Positive conditional cache size: 10, Positive unconditional cache size: 1042, Negative cache size: 22, Negative conditional cache size: 4, Negative unconditional cache size: 18, Eliminated conditions: 1074 ], Maximal queried relation: 4, Independence queries for same thread: 1275 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 974, Number of persistent set computation: 17615, Number of trivial persistent sets: 16017, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 35160, positive: 33638, positive conditional: 27037, positive unconditional: 6601, negative: 1522, negative conditional: 1417, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 33885, positive: 33638, positive conditional: 27037, positive unconditional: 6601, negative: 247, negative conditional: 142, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 33885, positive: 33310, positive conditional: 0, positive unconditional: 33310, negative: 575, negative conditional: 0, negative unconditional: 575, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1060, positive: 1042, positive conditional: 0, positive unconditional: 1042, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1060, positive: 1036, positive conditional: 0, positive unconditional: 1036, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 17, positive unconditional: 16, negative: 77, negative conditional: 6, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 33885, positive: 32268, positive conditional: 0, positive unconditional: 32268, negative: 557, negative conditional: 0, negative unconditional: 557, unknown: 1060, unknown conditional: 0, unknown unconditional: 1060] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1052, Positive conditional cache size: 10, Positive unconditional cache size: 1042, Negative cache size: 22, Negative conditional cache size: 4, Negative unconditional cache size: 18, SemanticConditionEliminator.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 17, positive unconditional: 16, negative: 77, negative conditional: 6, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1752, positive: 318, positive conditional: 318, positive unconditional: 0, negative: 1420, negative conditional: 70, negative unconditional: 1350, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1052, Positive conditional cache size: 10, Positive unconditional cache size: 1042, Negative cache size: 22, Negative conditional cache size: 4, Negative unconditional cache size: 18, Eliminated conditions: 1074, SemanticConditionEliminator.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 17, positive unconditional: 16, negative: 77, negative conditional: 6, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1752, positive: 318, positive conditional: 318, positive unconditional: 0, negative: 1420, negative conditional: 70, negative unconditional: 1350, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1052, Positive conditional cache size: 10, Positive unconditional cache size: 1042, Negative cache size: 22, Negative conditional cache size: 4, Negative unconditional cache size: 18, Eliminated conditions: 1074, SemanticConditionEliminator.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 17, positive unconditional: 16, negative: 77, negative conditional: 6, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1752, positive: 318, positive conditional: 318, positive unconditional: 0, negative: 1420, negative conditional: 70, negative unconditional: 1350, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1052, Positive conditional cache size: 10, Positive unconditional cache size: 1042, Negative cache size: 22, Negative conditional cache size: 4, Negative unconditional cache size: 18, Eliminated conditions: 1074, SemanticConditionEliminator.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1752, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 1424, negative conditional: 74, negative unconditional: 1350, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 17, positive unconditional: 16, negative: 77, negative conditional: 6, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1752, positive: 318, positive conditional: 318, positive unconditional: 0, negative: 1420, negative conditional: 70, negative unconditional: 1350, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1074, Positive cache size: 1052, Positive conditional cache size: 10, Positive unconditional cache size: 1042, Negative cache size: 22, Negative conditional cache size: 4, Negative unconditional cache size: 18, Eliminated conditions: 1074 ], Maximal queried relation: 4, Independence queries for same thread: 1275 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 106 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2900.0ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.1ms, PartialOrderReductionTime: 2187.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 15.1ms SsaConstructionTime, 108.7ms SatisfiabilityAnalysisTime, 409.5ms InterpolantComputationTime, 265 NumberOfCodeBlocks, 265 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 644 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 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...