/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/goblint-regression/28-race_reach_46-escape_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 12:57:00,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 12:57:00,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 12:57:00,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-10 12:57:00,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-10 12:57:00,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-10 12:57:00,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-10 12:57:00,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-10 12:57:00,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-10 12:57:00,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-10 12:57:00,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-10 12:57:00,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-10 12:57:00,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-10 12:57:00,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-10 12:57:00,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-10 12:57:00,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-10 12:57:00,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-10 12:57:00,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-10 12:57:00,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-10 12:57:00,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-10 12:57:00,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-10 12:57:00,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-10 12:57:00,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-10 12:57:00,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-10 12:57:00,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-10 12:57:00,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-10 12:57:00,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-10 12:57:00,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-10 12:57:00,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-10 12:57:00,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-10 12:57:00,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-10 12:57:00,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-10 12:57:00,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-10 12:57:00,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-10 12:57:00,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-10 12:57:00,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-10 12:57:00,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-10 12:57:00,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-10 12:57:00,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 12:57:00,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 12:57:00,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 12:57:00,609 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 [2021-07-10 12:57:00,627 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 12:57:00,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 12:57:00,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 12:57:00,627 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 12:57:00,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 12:57:00,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 12:57:00,628 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 12:57:00,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 12:57:00,629 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 12:57:00,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 12:57:00,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 12:57:00,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 12:57:00,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 12:57:00,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 12:57:00,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 12:57:00,629 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 12:57:00,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 12:57:00,629 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 12:57:00,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 12:57:00,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 12:57:00,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 12:57:00,630 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 12:57:00,630 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 12:57:00,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 12:57:00,630 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 12:57:00,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 12:57:00,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 12:57:00,631 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 12:57:00,631 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-10 12:57:00,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 12:57:00,631 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 12:57:00,631 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 12:57:00,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 12:57:00,631 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 12:57:00,631 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 12:57:00,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 12:57:00,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 12:57:00,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 12:57:00,899 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 12:57:00,899 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 12:57:00,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i [2021-07-10 12:57:00,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/253f9a3d3/076f3208676f4a54ba3038c64f03ba58/FLAGb209003f3 [2021-07-10 12:57:01,343 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 12:57:01,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i [2021-07-10 12:57:01,355 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/253f9a3d3/076f3208676f4a54ba3038c64f03ba58/FLAGb209003f3 [2021-07-10 12:57:01,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/253f9a3d3/076f3208676f4a54ba3038c64f03ba58 [2021-07-10 12:57:01,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 12:57:01,735 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 12:57:01,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 12:57:01,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 12:57:01,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 12:57:01,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:57:01" (1/1) ... [2021-07-10 12:57:01,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726cc505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:01, skipping insertion in model container [2021-07-10 12:57:01,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:57:01" (1/1) ... [2021-07-10 12:57:01,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 12:57:01,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 12:57:02,007 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i[29913,29926] [2021-07-10 12:57:02,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 12:57:02,033 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 12:57:02,066 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i[29913,29926] [2021-07-10 12:57:02,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 12:57:02,098 INFO L208 MainTranslator]: Completed translation [2021-07-10 12:57:02,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02 WrapperNode [2021-07-10 12:57:02,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 12:57:02,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 12:57:02,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 12:57:02,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 12:57:02,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02" (1/1) ... [2021-07-10 12:57:02,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02" (1/1) ... [2021-07-10 12:57:02,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 12:57:02,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 12:57:02,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 12:57:02,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 12:57:02,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02" (1/1) ... [2021-07-10 12:57:02,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02" (1/1) ... [2021-07-10 12:57:02,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02" (1/1) ... [2021-07-10 12:57:02,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02" (1/1) ... [2021-07-10 12:57:02,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02" (1/1) ... [2021-07-10 12:57:02,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02" (1/1) ... [2021-07-10 12:57:02,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02" (1/1) ... [2021-07-10 12:57:02,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 12:57:02,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 12:57:02,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 12:57:02,181 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 12:57:02,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02" (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 12:57:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-10 12:57:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 12:57:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-07-10 12:57:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 12:57:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-07-10 12:57:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-07-10 12:57:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 12:57:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 12:57:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 12:57:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 12:57:02,248 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 12:57:02,633 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 12:57:02,634 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-07-10 12:57:02,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:57:02 BoogieIcfgContainer [2021-07-10 12:57:02,636 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 12:57:02,637 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 12:57:02,637 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 12:57:02,639 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 12:57:02,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 12:57:01" (1/3) ... [2021-07-10 12:57:02,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130e272b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:57:02, skipping insertion in model container [2021-07-10 12:57:02,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:57:02" (2/3) ... [2021-07-10 12:57:02,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130e272b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:57:02, skipping insertion in model container [2021-07-10 12:57:02,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:57:02" (3/3) ... [2021-07-10 12:57:02,642 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_46-escape_racefree.i [2021-07-10 12:57:02,646 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 12:57:02,647 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 12:57:02,647 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 12:57:02,647 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 12:57:02,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,679 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,679 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,680 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,680 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,680 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,681 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,681 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,681 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,682 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,682 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,682 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,682 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,682 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,682 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,683 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 12:57:02,694 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-07-10 12:57:02,712 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 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 12:57:02,803 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 12:57:02,803 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 12:57:02,803 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 12:57:02,803 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 12:57:02,803 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 12:57:02,804 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 12:57:02,805 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 12:57:02,805 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 12:57:02,981 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 12:57:02,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 12:57:02,985 INFO L82 PathProgramCache]: Analyzing trace with hash 922679755, now seen corresponding path program 1 times [2021-07-10 12:57:02,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 12:57:02,991 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430592526] [2021-07-10 12:57:02,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 12:57:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 12:57:03,150 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 12:57:03,150 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 12:57:03,150 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430592526] [2021-07-10 12:57:03,150 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430592526] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 12:57:03,151 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 12:57:03,151 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-10 12:57:03,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593468467] [2021-07-10 12:57:03,154 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-10 12:57:03,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 12:57:03,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-10 12:57:03,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-10 12:57:03,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 12:57:03,163 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 12:57:03,164 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 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 12:57:03,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 12:57:03,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:03,242 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 12:57:03,242 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 12:57:03,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 12:57:03,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1703649568, now seen corresponding path program 1 times [2021-07-10 12:57:03,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 12:57:03,244 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598043722] [2021-07-10 12:57:03,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 12:57:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 12:57:03,348 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 12:57:03,348 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 12:57:03,348 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598043722] [2021-07-10 12:57:03,348 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598043722] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 12:57:03,348 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 12:57:03,348 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-10 12:57:03,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462624317] [2021-07-10 12:57:03,349 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-10 12:57:03,349 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 12:57:03,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-10 12:57:03,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-10 12:57:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 12:57:03,350 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 12:57:03,350 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 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 12:57:03,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:03,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 12:57:03,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:03,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:03,422 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 12:57:03,422 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 12:57:03,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 12:57:03,422 INFO L82 PathProgramCache]: Analyzing trace with hash -429983249, now seen corresponding path program 1 times [2021-07-10 12:57:03,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 12:57:03,423 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116526556] [2021-07-10 12:57:03,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 12:57:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 12:57:03,602 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 12:57:03,602 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 12:57:03,603 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116526556] [2021-07-10 12:57:03,603 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116526556] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 12:57:03,603 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 12:57:03,603 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 12:57:03,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962438500] [2021-07-10 12:57:03,603 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 12:57:03,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 12:57:03,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 12:57:03,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-07-10 12:57:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 12:57:03,604 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 12:57:03,604 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 12:57:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 12:57:03,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:03,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:03,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 12:57:03,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 12:57:03,711 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 12:57:03,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 12:57:03,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1500394545, now seen corresponding path program 2 times [2021-07-10 12:57:03,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 12:57:03,712 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416736266] [2021-07-10 12:57:03,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 12:57:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 12:57:03,978 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 12:57:03,978 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 12:57:03,978 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416736266] [2021-07-10 12:57:03,978 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416736266] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 12:57:03,978 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 12:57:03,978 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-07-10 12:57:03,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310072345] [2021-07-10 12:57:03,979 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-10 12:57:03,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 12:57:03,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-10 12:57:03,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2021-07-10 12:57:03,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 12:57:03,980 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 12:57:03,980 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.470588235294118) internal successors, (76), 17 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 12:57:03,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:03,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:03,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 12:57:03,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 12:57:04,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:04,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 12:57:04,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 12:57:04,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 12:57:04,975 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 12:57:04,995 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 12:57:04,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 12:57:04 BasicIcfg [2021-07-10 12:57:04,998 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 12:57:04,998 INFO L168 Benchmark]: Toolchain (without parser) took 3262.78 ms. Allocated memory was 202.4 MB in the beginning and 264.2 MB in the end (delta: 61.9 MB). Free memory was 165.6 MB in the beginning and 225.6 MB in the end (delta: -60.1 MB). Peak memory consumption was 2.8 MB. Max. memory is 8.0 GB. [2021-07-10 12:57:04,998 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 202.4 MB. Free memory is still 184.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 12:57:04,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.03 ms. Allocated memory is still 202.4 MB. Free memory was 165.3 MB in the beginning and 175.5 MB in the end (delta: -10.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-10 12:57:04,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.67 ms. Allocated memory is still 202.4 MB. Free memory was 175.5 MB in the beginning and 173.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 12:57:04,999 INFO L168 Benchmark]: Boogie Preprocessor took 30.40 ms. Allocated memory is still 202.4 MB. Free memory was 173.8 MB in the beginning and 172.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 12:57:04,999 INFO L168 Benchmark]: RCFGBuilder took 455.03 ms. Allocated memory is still 202.4 MB. Free memory was 171.8 MB in the beginning and 145.1 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-07-10 12:57:04,999 INFO L168 Benchmark]: TraceAbstraction took 2360.54 ms. Allocated memory was 202.4 MB in the beginning and 264.2 MB in the end (delta: 61.9 MB). Free memory was 144.6 MB in the beginning and 225.6 MB in the end (delta: -81.1 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 12:57:05,002 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 202.4 MB. Free memory is still 184.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 361.03 ms. Allocated memory is still 202.4 MB. Free memory was 165.3 MB in the beginning and 175.5 MB in the end (delta: -10.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 49.67 ms. Allocated memory is still 202.4 MB. Free memory was 175.5 MB in the beginning and 173.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 30.40 ms. Allocated memory is still 202.4 MB. Free memory was 173.8 MB in the beginning and 172.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 455.03 ms. Allocated memory is still 202.4 MB. Free memory was 171.8 MB in the beginning and 145.1 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2360.54 ms. Allocated memory was 202.4 MB in the beginning and 264.2 MB in the end (delta: 61.9 MB). Free memory was 144.6 MB in the beginning and 225.6 MB in the end (delta: -81.1 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3470, positive: 3345, positive conditional: 245, positive unconditional: 3100, negative: 125, negative conditional: 49, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3426, positive: 3345, positive conditional: 245, positive unconditional: 3100, negative: 81, negative conditional: 5, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3426, positive: 3340, positive conditional: 0, positive unconditional: 3340, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1190, positive: 1166, positive conditional: 0, positive unconditional: 1166, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1190, positive: 1150, positive conditional: 0, positive unconditional: 1150, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 19, positive conditional: 3, positive unconditional: 16, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, positive: 73, positive conditional: 7, positive unconditional: 67, negative: 95, negative conditional: 17, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3426, positive: 2174, positive conditional: 0, positive unconditional: 2174, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 1190, unknown conditional: 0, unknown unconditional: 1190] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 3, Positive unconditional cache size: 1166, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, SemanticConditionEliminator.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 19, positive conditional: 3, positive unconditional: 16, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, positive: 73, positive conditional: 7, positive unconditional: 67, negative: 95, negative conditional: 17, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 167, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 154, negative conditional: 7, negative unconditional: 147, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 3, Positive unconditional cache size: 1166, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 7, SemanticConditionEliminator.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 19, positive conditional: 3, positive unconditional: 16, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, positive: 73, positive conditional: 7, positive unconditional: 67, negative: 95, negative conditional: 17, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 167, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 154, negative conditional: 7, negative unconditional: 147, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 3, Positive unconditional cache size: 1166, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 7, SemanticConditionEliminator.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 19, positive conditional: 3, positive unconditional: 16, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, positive: 73, positive conditional: 7, positive unconditional: 67, negative: 95, negative conditional: 17, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 167, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 154, negative conditional: 7, negative unconditional: 147, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 3, Positive unconditional cache size: 1166, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 7, SemanticConditionEliminator.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 19, positive conditional: 3, positive unconditional: 16, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, positive: 73, positive conditional: 7, positive unconditional: 67, negative: 95, negative conditional: 17, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 167, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 154, negative conditional: 7, negative unconditional: 147, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 3, Positive unconditional cache size: 1166, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 7 ], Maximal queried relation: 4, Independence queries for same thread: 44 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 211, Number of persistent set computation: 180, Number of trivial persistent sets: 160, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3470, positive: 3345, positive conditional: 245, positive unconditional: 3100, negative: 125, negative conditional: 49, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3426, positive: 3345, positive conditional: 245, positive unconditional: 3100, negative: 81, negative conditional: 5, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3426, positive: 3340, positive conditional: 0, positive unconditional: 3340, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1190, positive: 1166, positive conditional: 0, positive unconditional: 1166, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1190, positive: 1150, positive conditional: 0, positive unconditional: 1150, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 19, positive conditional: 3, positive unconditional: 16, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, positive: 73, positive conditional: 7, positive unconditional: 67, negative: 95, negative conditional: 17, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3426, positive: 2174, positive conditional: 0, positive unconditional: 2174, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 1190, unknown conditional: 0, unknown unconditional: 1190] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 3, Positive unconditional cache size: 1166, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, SemanticConditionEliminator.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 19, positive conditional: 3, positive unconditional: 16, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, positive: 73, positive conditional: 7, positive unconditional: 67, negative: 95, negative conditional: 17, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 167, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 154, negative conditional: 7, negative unconditional: 147, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 3, Positive unconditional cache size: 1166, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 7, SemanticConditionEliminator.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 19, positive conditional: 3, positive unconditional: 16, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, positive: 73, positive conditional: 7, positive unconditional: 67, negative: 95, negative conditional: 17, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 167, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 154, negative conditional: 7, negative unconditional: 147, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 3, Positive unconditional cache size: 1166, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 7, SemanticConditionEliminator.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 19, positive conditional: 3, positive unconditional: 16, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, positive: 73, positive conditional: 7, positive unconditional: 67, negative: 95, negative conditional: 17, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 167, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 154, negative conditional: 7, negative unconditional: 147, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 3, Positive unconditional cache size: 1166, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 7, SemanticConditionEliminator.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 162, negative conditional: 15, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 19, positive conditional: 3, positive unconditional: 16, negative: 32, negative conditional: 8, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, positive: 73, positive conditional: 7, positive unconditional: 67, negative: 95, negative conditional: 17, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 167, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 154, negative conditional: 7, negative unconditional: 147, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1201, Positive cache size: 1169, Positive conditional cache size: 3, Positive unconditional cache size: 1166, Negative cache size: 32, Negative conditional cache size: 8, Negative unconditional cache size: 24, Eliminated conditions: 7 ], Maximal queried relation: 4, Independence queries for same thread: 44 - PositiveResult [Line: 684]: 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 3 procedures, 123 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2263.0ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.7ms, PartialOrderReductionTime: 1407.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 45, 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: 19.3ms SsaConstructionTime, 113.3ms SatisfiabilityAnalysisTime, 494.7ms InterpolantComputationTime, 282 NumberOfCodeBlocks, 282 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 278 ConstructedInterpolants, 0 QuantifiedInterpolants, 983 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...