/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/safe013_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 08:36:57,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 08:36:57,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 08:36:57,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 08:36:57,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 08:36:57,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 08:36:57,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 08:36:57,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 08:36:57,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 08:36:57,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 08:36:57,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 08:36:57,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 08:36:57,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 08:36:57,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 08:36:57,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 08:36:57,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 08:36:57,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 08:36:57,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 08:36:57,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 08:36:57,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 08:36:57,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 08:36:57,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 08:36:57,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 08:36:57,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 08:36:57,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-17 08:36:57,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-17 08:36:57,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-17 08:36:57,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-17 08:36:57,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-17 08:36:57,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-17 08:36:57,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 08:36:57,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 08:36:57,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 08:36:57,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 08:36:57,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 08:36:57,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 08:36:57,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 08:36:57,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 08:36:57,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 08:36:57,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 08:36:57,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 08:36:57,741 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 08:36:57,768 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 08:36:57,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 08:36:57,769 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 08:36:57,769 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 08:36:57,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 08:36:57,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 08:36:57,771 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 08:36:57,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 08:36:57,771 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 08:36:57,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 08:36:57,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 08:36:57,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 08:36:57,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 08:36:57,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 08:36:57,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 08:36:57,772 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 08:36:57,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 08:36:57,773 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 08:36:57,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 08:36:57,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 08:36:57,773 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 08:36:57,773 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 08:36:57,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 08:36:57,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 08:36:57,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 08:36:57,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 08:36:57,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 08:36:57,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 08:36:57,787 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-17 08:36:57,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 08:36:57,787 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 08:36:57,787 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 08:36:57,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 08:36:57,787 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 08:36:57,787 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 08:36:58,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 08:36:58,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 08:36:58,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 08:36:58,087 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 08:36:58,088 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 08:36:58,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.oepc.i [2021-06-17 08:36:58,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86a8240c/0271a7ccbb3b4266a7208473619e57cf/FLAG2954d26b1 [2021-06-17 08:36:58,737 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 08:36:58,737 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.oepc.i [2021-06-17 08:36:58,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86a8240c/0271a7ccbb3b4266a7208473619e57cf/FLAG2954d26b1 [2021-06-17 08:36:59,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86a8240c/0271a7ccbb3b4266a7208473619e57cf [2021-06-17 08:36:59,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 08:36:59,138 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 08:36:59,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 08:36:59,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 08:36:59,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 08:36:59,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 08:36:59" (1/1) ... [2021-06-17 08:36:59,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@317bc59c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59, skipping insertion in model container [2021-06-17 08:36:59,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 08:36:59" (1/1) ... [2021-06-17 08:36:59,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 08:36:59,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 08:36:59,317 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/safe013_tso.oepc.i[950,963] [2021-06-17 08:36:59,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 08:36:59,502 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 08:36:59,522 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/safe013_tso.oepc.i[950,963] [2021-06-17 08:36:59,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 08:36:59,632 INFO L208 MainTranslator]: Completed translation [2021-06-17 08:36:59,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59 WrapperNode [2021-06-17 08:36:59,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 08:36:59,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 08:36:59,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 08:36:59,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 08:36:59,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59" (1/1) ... [2021-06-17 08:36:59,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59" (1/1) ... [2021-06-17 08:36:59,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 08:36:59,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 08:36:59,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 08:36:59,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 08:36:59,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59" (1/1) ... [2021-06-17 08:36:59,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59" (1/1) ... [2021-06-17 08:36:59,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59" (1/1) ... [2021-06-17 08:36:59,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59" (1/1) ... [2021-06-17 08:36:59,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59" (1/1) ... [2021-06-17 08:36:59,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59" (1/1) ... [2021-06-17 08:36:59,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59" (1/1) ... [2021-06-17 08:36:59,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 08:36:59,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 08:36:59,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 08:36:59,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 08:36:59,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59" (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 08:36:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 08:36:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 08:36:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 08:36:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 08:36:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 08:36:59,761 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 08:36:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 08:36:59,762 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 08:36:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 08:36:59,762 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 08:36:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 08:36:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 08:36:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 08:36:59,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 08:36:59,763 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 08:37:00,084 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 08:37:00,084 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 08:37:00,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 08:37:00 BoogieIcfgContainer [2021-06-17 08:37:00,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 08:37:00,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 08:37:00,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 08:37:00,089 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 08:37:00,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 08:36:59" (1/3) ... [2021-06-17 08:37:00,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1845c242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 08:37:00, skipping insertion in model container [2021-06-17 08:37:00,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:36:59" (2/3) ... [2021-06-17 08:37:00,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1845c242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 08:37:00, skipping insertion in model container [2021-06-17 08:37:00,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 08:37:00" (3/3) ... [2021-06-17 08:37:00,091 INFO L111 eAbstractionObserver]: Analyzing ICFG safe013_tso.oepc.i [2021-06-17 08:37:00,097 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 08:37:00,097 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 08:37:00,097 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 08:37:00,098 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 08:37:00,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,138 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,138 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,139 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,139 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,140 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,140 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,142 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,142 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,146 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,146 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,146 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,147 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,147 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,147 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,150 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,150 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,155 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,155 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,155 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,155 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,160 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,160 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,160 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,160 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:37:00,169 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 08:37:00,185 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 08:37:00,242 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 08:37:00,242 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 08:37:00,242 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 08:37:00,242 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 08:37:00,243 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 08:37:00,243 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 08:37:00,243 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 08:37:00,243 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 08:37:00,418 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:37:00,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:37:00,422 INFO L82 PathProgramCache]: Analyzing trace with hash -2006148793, now seen corresponding path program 1 times [2021-06-17 08:37:00,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:37:00,429 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115789401] [2021-06-17 08:37:00,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:37:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:37:00,618 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 08:37:00,618 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:37:00,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115789401] [2021-06-17 08:37:00,619 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115789401] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:37:00,619 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:37:00,619 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 08:37:00,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026163311] [2021-06-17 08:37:00,622 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 08:37:00,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:37:00,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 08:37:00,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 08:37:00,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:00,637 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:37:00,641 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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 08:37:00,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:00,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:00,659 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 08:37:00,659 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:37:00,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:37:00,659 INFO L82 PathProgramCache]: Analyzing trace with hash -627194769, now seen corresponding path program 1 times [2021-06-17 08:37:00,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:37:00,659 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696068951] [2021-06-17 08:37:00,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:37:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:37:00,836 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 08:37:00,837 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:37:00,839 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696068951] [2021-06-17 08:37:00,839 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696068951] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:37:00,840 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:37:00,840 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 08:37:00,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633083285] [2021-06-17 08:37:00,842 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 08:37:00,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:37:00,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 08:37:00,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 08:37:00,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:00,847 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:37:00,847 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 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 08:37:00,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:00,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:01,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:01,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:37:01,007 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 08:37:01,007 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:37:01,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:37:01,013 INFO L82 PathProgramCache]: Analyzing trace with hash 124013997, now seen corresponding path program 2 times [2021-06-17 08:37:01,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:37:01,013 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361911794] [2021-06-17 08:37:01,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:37:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:37:01,165 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 08:37:01,165 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:37:01,165 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361911794] [2021-06-17 08:37:01,165 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361911794] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:37:01,165 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:37:01,165 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 08:37:01,165 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784665251] [2021-06-17 08:37:01,166 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 08:37:01,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:37:01,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 08:37:01,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 08:37:01,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:01,168 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:37:01,168 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 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 08:37:01,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:01,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:37:01,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:01,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:01,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:37:01,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:37:01,912 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 08:37:01,912 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:37:01,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:37:01,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1909114735, now seen corresponding path program 3 times [2021-06-17 08:37:01,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:37:01,913 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247914865] [2021-06-17 08:37:01,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:37:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:37:01,999 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 08:37:02,000 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:37:02,000 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247914865] [2021-06-17 08:37:02,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247914865] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:37:02,000 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:37:02,000 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 08:37:02,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768590977] [2021-06-17 08:37:02,001 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 08:37:02,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:37:02,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 08:37:02,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 08:37:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:02,001 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:37:02,001 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 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 08:37:02,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:02,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:37:02,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:37:02,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:02,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:37:02,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:37:02,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:37:02,732 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 08:37:02,732 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:37:02,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:37:02,733 INFO L82 PathProgramCache]: Analyzing trace with hash 200120283, now seen corresponding path program 4 times [2021-06-17 08:37:02,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:37:02,733 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135674179] [2021-06-17 08:37:02,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:37:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:37:02,852 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 08:37:02,852 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:37:02,853 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135674179] [2021-06-17 08:37:02,853 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135674179] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:37:02,853 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:37:02,853 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 08:37:02,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227948986] [2021-06-17 08:37:02,854 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 08:37:02,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:37:02,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 08:37:02,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 08:37:02,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:02,854 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:37:02,855 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 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 08:37:02,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:02,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:37:02,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:37:02,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:37:02,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:03,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:37:03,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 08:37:03,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:37:03,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:37:03,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:37:03,727 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 08:37:03,734 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 08:37:03,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 08:37:03 BasicIcfg [2021-06-17 08:37:03,735 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 08:37:03,736 INFO L168 Benchmark]: Toolchain (without parser) took 4597.46 ms. Allocated memory was 213.9 MB in the beginning and 341.8 MB in the end (delta: 127.9 MB). Free memory was 176.3 MB in the beginning and 184.4 MB in the end (delta: -8.0 MB). Peak memory consumption was 209.2 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:03,736 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 213.9 MB. Free memory is still 194.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 08:37:03,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 491.99 ms. Allocated memory is still 213.9 MB. Free memory was 176.0 MB in the beginning and 175.2 MB in the end (delta: 887.0 kB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:03,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.36 ms. Allocated memory is still 213.9 MB. Free memory was 175.2 MB in the beginning and 173.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:03,737 INFO L168 Benchmark]: Boogie Preprocessor took 20.77 ms. Allocated memory is still 213.9 MB. Free memory was 173.4 MB in the beginning and 171.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:03,737 INFO L168 Benchmark]: RCFGBuilder took 393.51 ms. Allocated memory is still 213.9 MB. Free memory was 171.6 MB in the beginning and 148.5 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:03,737 INFO L168 Benchmark]: TraceAbstraction took 3648.38 ms. Allocated memory was 213.9 MB in the beginning and 341.8 MB in the end (delta: 127.9 MB). Free memory was 148.3 MB in the beginning and 184.4 MB in the end (delta: -36.1 MB). Peak memory consumption was 182.0 MB. Max. memory is 8.0 GB. [2021-06-17 08:37:03,738 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 213.9 MB. Free memory is still 194.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 491.99 ms. Allocated memory is still 213.9 MB. Free memory was 176.0 MB in the beginning and 175.2 MB in the end (delta: 887.0 kB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 34.36 ms. Allocated memory is still 213.9 MB. Free memory was 175.2 MB in the beginning and 173.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 20.77 ms. Allocated memory is still 213.9 MB. Free memory was 173.4 MB in the beginning and 171.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 393.51 ms. Allocated memory is still 213.9 MB. Free memory was 171.6 MB in the beginning and 148.5 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3648.38 ms. Allocated memory was 213.9 MB in the beginning and 341.8 MB in the end (delta: 127.9 MB). Free memory was 148.3 MB in the beginning and 184.4 MB in the end (delta: -36.1 MB). Peak memory consumption was 182.0 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: 51677, positive: 49232, positive conditional: 42379, positive unconditional: 6853, negative: 2445, negative conditional: 2354, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 49517, positive: 49232, positive conditional: 42379, positive unconditional: 6853, negative: 285, negative conditional: 194, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 49517, positive: 48721, positive conditional: 0, positive unconditional: 48721, negative: 796, negative conditional: 0, negative unconditional: 796, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1077, positive: 1060, positive conditional: 0, positive unconditional: 1060, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1077, positive: 1054, positive conditional: 0, positive unconditional: 1054, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 49517, positive: 47661, positive conditional: 0, positive unconditional: 47661, negative: 779, negative conditional: 0, negative unconditional: 779, unknown: 1077, unknown conditional: 0, unknown unconditional: 1077] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2594, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2079, negative conditional: 108, negative unconditional: 1971, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1732, SemanticConditionEliminator.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2594, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2079, negative conditional: 108, negative unconditional: 1971, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1732, SemanticConditionEliminator.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2594, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2079, negative conditional: 108, negative unconditional: 1971, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1732, SemanticConditionEliminator.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2594, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2079, negative conditional: 108, negative unconditional: 1971, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1732, SemanticConditionEliminator.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2594, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2079, negative conditional: 108, negative unconditional: 1971, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1732 ], Maximal queried relation: 5, Independence queries for same thread: 2160 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1321, Number of persistent set computation: 28465, Number of trivial persistent sets: 26007, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 51677, positive: 49232, positive conditional: 42379, positive unconditional: 6853, negative: 2445, negative conditional: 2354, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 49517, positive: 49232, positive conditional: 42379, positive unconditional: 6853, negative: 285, negative conditional: 194, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 49517, positive: 48721, positive conditional: 0, positive unconditional: 48721, negative: 796, negative conditional: 0, negative unconditional: 796, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1077, positive: 1060, positive conditional: 0, positive unconditional: 1060, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1077, positive: 1054, positive conditional: 0, positive unconditional: 1054, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 49517, positive: 47661, positive conditional: 0, positive unconditional: 47661, negative: 779, negative conditional: 0, negative unconditional: 779, unknown: 1077, unknown conditional: 0, unknown unconditional: 1077] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2594, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2079, negative conditional: 108, negative unconditional: 1971, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1732, SemanticConditionEliminator.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2594, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2079, negative conditional: 108, negative unconditional: 1971, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1732, SemanticConditionEliminator.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2594, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2079, negative conditional: 108, negative unconditional: 1971, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1732, SemanticConditionEliminator.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2594, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2079, negative conditional: 108, negative unconditional: 1971, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1732, SemanticConditionEliminator.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2594, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2083, negative conditional: 112, negative unconditional: 1971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 107, positive: 32, positive conditional: 14, positive unconditional: 19, negative: 75, negative conditional: 8, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2594, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2079, negative conditional: 108, negative unconditional: 1971, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1091, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1732 ], Maximal queried relation: 5, Independence queries for same thread: 2160 - 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, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3525.4ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.1ms, PartialOrderReductionTime: 2686.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 37, 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: 22.2ms SsaConstructionTime, 161.6ms SatisfiabilityAnalysisTime, 451.7ms InterpolantComputationTime, 336 NumberOfCodeBlocks, 336 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 331 ConstructedInterpolants, 0 QuantifiedInterpolants, 716 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...