/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-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe028_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 07:44:22,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 07:44:22,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 07:44:22,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-10 07:44:22,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-10 07:44:22,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-10 07:44:22,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-10 07:44:22,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-10 07:44:22,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-10 07:44:22,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-10 07:44:22,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-10 07:44:22,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-10 07:44:22,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-10 07:44:22,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-10 07:44:22,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-10 07:44:22,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-10 07:44:22,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-10 07:44:22,735 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-10 07:44:22,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-10 07:44:22,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-10 07:44:22,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-10 07:44:22,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-10 07:44:22,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-10 07:44:22,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-10 07:44:22,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-10 07:44:22,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-10 07:44:22,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-10 07:44:22,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-10 07:44:22,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-10 07:44:22,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-10 07:44:22,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-10 07:44:22,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-10 07:44:22,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-10 07:44:22,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-10 07:44:22,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-10 07:44:22,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-10 07:44:22,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-10 07:44:22,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-10 07:44:22,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 07:44:22,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 07:44:22,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 07:44:22,756 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-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-10 07:44:22,773 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 07:44:22,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 07:44:22,773 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 07:44:22,773 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 07:44:22,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 07:44:22,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 07:44:22,774 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 07:44:22,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 07:44:22,775 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 07:44:22,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 07:44:22,775 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 07:44:22,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 07:44:22,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 07:44:22,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 07:44:22,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 07:44:22,786 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 07:44:22,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 07:44:22,786 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 07:44:22,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 07:44:22,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 07:44:22,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 07:44:22,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 07:44:22,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 07:44:22,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 07:44:22,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 07:44:22,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 07:44:22,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 07:44:22,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 07:44:22,787 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-10 07:44:22,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 07:44:22,787 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 07:44:22,787 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 07:44:22,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 07:44:22,788 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 07:44:22,788 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 07:44:22,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 07:44:23,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 07:44:23,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 07:44:23,004 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 07:44:23,005 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 07:44:23,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe028_pso.oepc.i [2021-07-10 07:44:23,043 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe2b4ed5f/f90009b6f77f48d9aa43e2d91f716394/FLAGe476b02b7 [2021-07-10 07:44:23,481 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 07:44:23,481 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_pso.oepc.i [2021-07-10 07:44:23,495 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe2b4ed5f/f90009b6f77f48d9aa43e2d91f716394/FLAGe476b02b7 [2021-07-10 07:44:23,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe2b4ed5f/f90009b6f77f48d9aa43e2d91f716394 [2021-07-10 07:44:23,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 07:44:23,834 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 07:44:23,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 07:44:23,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 07:44:23,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 07:44:23,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:44:23" (1/1) ... [2021-07-10 07:44:23,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41eb9882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:23, skipping insertion in model container [2021-07-10 07:44:23,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:44:23" (1/1) ... [2021-07-10 07:44:23,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 07:44:23,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 07:44:23,969 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/safe028_pso.oepc.i[950,963] [2021-07-10 07:44:24,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:44:24,097 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 07:44:24,105 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/safe028_pso.oepc.i[950,963] [2021-07-10 07:44:24,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:44:24,172 INFO L208 MainTranslator]: Completed translation [2021-07-10 07:44:24,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24 WrapperNode [2021-07-10 07:44:24,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 07:44:24,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 07:44:24,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 07:44:24,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 07:44:24,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24" (1/1) ... [2021-07-10 07:44:24,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24" (1/1) ... [2021-07-10 07:44:24,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 07:44:24,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 07:44:24,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 07:44:24,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 07:44:24,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24" (1/1) ... [2021-07-10 07:44:24,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24" (1/1) ... [2021-07-10 07:44:24,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24" (1/1) ... [2021-07-10 07:44:24,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24" (1/1) ... [2021-07-10 07:44:24,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24" (1/1) ... [2021-07-10 07:44:24,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24" (1/1) ... [2021-07-10 07:44:24,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24" (1/1) ... [2021-07-10 07:44:24,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 07:44:24,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 07:44:24,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 07:44:24,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 07:44:24,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24" (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 [2021-07-10 07:44:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 07:44:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 07:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 07:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 07:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 07:44:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 07:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 07:44:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 07:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 07:44:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 07:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 07:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 07:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 07:44:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 07:44:24,284 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 07:44:24,621 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 07:44:24,621 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 07:44:24,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:44:24 BoogieIcfgContainer [2021-07-10 07:44:24,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 07:44:24,625 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 07:44:24,625 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 07:44:24,627 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 07:44:24,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 07:44:23" (1/3) ... [2021-07-10 07:44:24,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28a6cb87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:44:24, skipping insertion in model container [2021-07-10 07:44:24,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:24" (2/3) ... [2021-07-10 07:44:24,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28a6cb87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:44:24, skipping insertion in model container [2021-07-10 07:44:24,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:44:24" (3/3) ... [2021-07-10 07:44:24,629 INFO L111 eAbstractionObserver]: Analyzing ICFG safe028_pso.oepc.i [2021-07-10 07:44:24,635 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 07:44:24,635 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 07:44:24,635 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 07:44:24,636 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 07:44:24,662 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,662 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,662 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,662 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,662 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,662 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,663 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,663 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,663 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,663 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,663 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,663 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,665 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,665 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,666 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,666 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,667 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,667 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,667 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,667 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,668 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,668 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,668 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,668 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,671 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,671 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,671 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,671 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,672 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,672 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,675 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,675 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,675 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,675 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,679 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,680 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,681 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,681 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,681 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:24,684 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 07:44:24,700 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 [2021-07-10 07:44:24,759 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 07:44:24,759 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 07:44:24,759 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 07:44:24,759 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 07:44:24,759 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 07:44:24,760 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 07:44:24,760 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 07:44:24,760 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 07:44:24,891 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:24,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:24,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1049832938, now seen corresponding path program 1 times [2021-07-10 07:44:24,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:24,900 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390697578] [2021-07-10 07:44:24,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:25,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:44:25,039 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:25,039 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390697578] [2021-07-10 07:44:25,040 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390697578] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:25,040 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:25,040 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 07:44:25,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085288954] [2021-07-10 07:44:25,045 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 07:44:25,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:25,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 07:44:25,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 07:44:25,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,061 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:25,064 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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) [2021-07-10 07:44:25,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,084 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 07:44:25,084 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:25,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:25,086 INFO L82 PathProgramCache]: Analyzing trace with hash 2098465580, now seen corresponding path program 1 times [2021-07-10 07:44:25,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:25,087 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874514734] [2021-07-10 07:44:25,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:25,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:44:25,234 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:25,234 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874514734] [2021-07-10 07:44:25,234 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874514734] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:25,234 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:25,234 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 07:44:25,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074111992] [2021-07-10 07:44:25,235 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 07:44:25,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:25,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 07:44:25,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 07:44:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,236 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:25,236 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 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) [2021-07-10 07:44:25,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:25,373 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 07:44:25,373 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:25,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:25,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1262026976, now seen corresponding path program 1 times [2021-07-10 07:44:25,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:25,379 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762573305] [2021-07-10 07:44:25,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:25,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:44:25,464 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:25,465 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762573305] [2021-07-10 07:44:25,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762573305] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:25,465 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:25,465 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:44:25,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017095408] [2021-07-10 07:44:25,467 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:44:25,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:25,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:44:25,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:44:25,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,468 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:25,468 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 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) [2021-07-10 07:44:25,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:25,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:25,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:25,628 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 07:44:25,628 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:25,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:25,629 INFO L82 PathProgramCache]: Analyzing trace with hash 442772233, now seen corresponding path program 1 times [2021-07-10 07:44:25,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:25,629 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76069693] [2021-07-10 07:44:25,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:25,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:44:25,730 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:25,730 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76069693] [2021-07-10 07:44:25,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76069693] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:25,730 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:25,730 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:44:25,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205967711] [2021-07-10 07:44:25,731 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:44:25,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:25,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:44:25,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:44:25,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,732 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:25,732 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 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) [2021-07-10 07:44:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:25,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:25,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:25,852 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 07:44:25,852 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:25,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:25,852 INFO L82 PathProgramCache]: Analyzing trace with hash -1635422473, now seen corresponding path program 1 times [2021-07-10 07:44:25,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:25,852 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705196341] [2021-07-10 07:44:25,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:25,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:25,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:44:25,940 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:25,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705196341] [2021-07-10 07:44:25,940 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705196341] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:25,940 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:25,940 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:44:25,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737250851] [2021-07-10 07:44:25,941 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:44:25,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:25,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:44:25,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:44:25,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,942 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:25,942 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 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) [2021-07-10 07:44:25,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:25,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:25,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:25,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:25,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:26,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:26,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:26,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:26,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:44:26,123 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 07:44:26,123 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:26,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:26,123 INFO L82 PathProgramCache]: Analyzing trace with hash -110049375, now seen corresponding path program 2 times [2021-07-10 07:44:26,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:26,124 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862865771] [2021-07-10 07:44:26,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:26,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:44:26,244 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:26,244 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862865771] [2021-07-10 07:44:26,245 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862865771] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:26,245 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:26,245 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:44:26,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421726094] [2021-07-10 07:44:26,245 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:44:26,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:26,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:44:26,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:44:26,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:26,246 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:26,247 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 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) [2021-07-10 07:44:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:26,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:26,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:26,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:26,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:44:26,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:26,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:26,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:26,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:26,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:44:26,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:44:26,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:44:26,398 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 07:44:26,414 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 07:44:26,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 07:44:26 BasicIcfg [2021-07-10 07:44:26,415 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 07:44:26,416 INFO L168 Benchmark]: Toolchain (without parser) took 2582.35 ms. Allocated memory was 204.5 MB in the beginning and 245.4 MB in the end (delta: 40.9 MB). Free memory was 167.8 MB in the beginning and 131.4 MB in the end (delta: 36.4 MB). Peak memory consumption was 77.6 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:26,416 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 204.5 MB. Free memory is still 185.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 07:44:26,416 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.39 ms. Allocated memory is still 204.5 MB. Free memory was 167.6 MB in the beginning and 177.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:26,416 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.17 ms. Allocated memory is still 204.5 MB. Free memory was 177.6 MB in the beginning and 175.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:26,417 INFO L168 Benchmark]: Boogie Preprocessor took 12.83 ms. Allocated memory is still 204.5 MB. Free memory was 175.9 MB in the beginning and 174.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:26,417 INFO L168 Benchmark]: RCFGBuilder took 390.72 ms. Allocated memory is still 204.5 MB. Free memory was 174.5 MB in the beginning and 151.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:26,417 INFO L168 Benchmark]: TraceAbstraction took 1790.06 ms. Allocated memory was 204.5 MB in the beginning and 245.4 MB in the end (delta: 40.9 MB). Free memory was 150.7 MB in the beginning and 131.4 MB in the end (delta: 19.3 MB). Peak memory consumption was 60.6 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:26,418 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 204.5 MB. Free memory is still 185.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 341.39 ms. Allocated memory is still 204.5 MB. Free memory was 167.6 MB in the beginning and 177.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 43.17 ms. Allocated memory is still 204.5 MB. Free memory was 177.6 MB in the beginning and 175.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.83 ms. Allocated memory is still 204.5 MB. Free memory was 175.9 MB in the beginning and 174.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 390.72 ms. Allocated memory is still 204.5 MB. Free memory was 174.5 MB in the beginning and 151.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1790.06 ms. Allocated memory was 204.5 MB in the beginning and 245.4 MB in the end (delta: 40.9 MB). Free memory was 150.7 MB in the beginning and 131.4 MB in the end (delta: 19.3 MB). Peak memory consumption was 60.6 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: 10595, positive: 10338, positive conditional: 5483, positive unconditional: 4855, negative: 257, negative conditional: 218, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10533, positive: 10338, positive conditional: 5483, positive unconditional: 4855, negative: 195, negative conditional: 156, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10533, positive: 10161, positive conditional: 0, positive unconditional: 10161, negative: 372, negative conditional: 0, negative unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1095, positive: 1075, positive conditional: 0, positive unconditional: 1075, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1095, positive: 1069, positive conditional: 0, positive unconditional: 1069, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10533, positive: 9086, positive conditional: 0, positive unconditional: 9086, negative: 352, negative conditional: 0, negative unconditional: 352, unknown: 1095, unknown conditional: 0, unknown unconditional: 1095] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872 ], Maximal queried relation: 6, Independence queries for same thread: 62 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 155, Number of persistent set computation: 270, Number of trivial persistent sets: 72, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10595, positive: 10338, positive conditional: 5483, positive unconditional: 4855, negative: 257, negative conditional: 218, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10533, positive: 10338, positive conditional: 5483, positive unconditional: 4855, negative: 195, negative conditional: 156, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10533, positive: 10161, positive conditional: 0, positive unconditional: 10161, negative: 372, negative conditional: 0, negative unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1095, positive: 1075, positive conditional: 0, positive unconditional: 1075, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1095, positive: 1069, positive conditional: 0, positive unconditional: 1069, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10533, positive: 9086, positive conditional: 0, positive unconditional: 9086, negative: 352, negative conditional: 0, negative unconditional: 352, unknown: 1095, unknown conditional: 0, unknown unconditional: 1095] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872, SemanticConditionEliminator.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1120, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 943, negative conditional: 43, negative unconditional: 900, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 46, positive conditional: 34, positive unconditional: 12, negative: 78, negative conditional: 11, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1120, positive: 167, positive conditional: 167, positive unconditional: 0, negative: 934, negative conditional: 34, negative unconditional: 900, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1085, Positive conditional cache size: 10, Positive unconditional cache size: 1075, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 872 ], Maximal queried relation: 6, Independence queries for same thread: 62 - 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, 105 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1693.6ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.8ms, PartialOrderReductionTime: 882.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 44, 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: 19.0ms SsaConstructionTime, 108.1ms SatisfiabilityAnalysisTime, 466.3ms InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 339 ConstructedInterpolants, 0 QuantifiedInterpolants, 767 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...