/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-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_45-escape_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 15:21:29,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 15:21:29,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 15:21:29,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-10 15:21:29,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-10 15:21:29,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-10 15:21:29,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-10 15:21:29,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-10 15:21:29,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-10 15:21:29,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-10 15:21:29,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-10 15:21:29,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-10 15:21:29,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-10 15:21:29,094 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-10 15:21:29,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-10 15:21:29,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-10 15:21:29,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-10 15:21:29,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-10 15:21:29,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-10 15:21:29,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-10 15:21:29,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-10 15:21:29,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-10 15:21:29,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-10 15:21:29,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-10 15:21:29,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-10 15:21:29,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-10 15:21:29,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-10 15:21:29,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-10 15:21:29,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-10 15:21:29,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-10 15:21:29,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-10 15:21:29,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-10 15:21:29,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-10 15:21:29,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-10 15:21:29,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-10 15:21:29,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-10 15:21:29,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-10 15:21:29,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-10 15:21:29,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 15:21:29,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 15:21:29,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 15:21:29,132 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-Random7777.epf [2021-07-10 15:21:29,161 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 15:21:29,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 15:21:29,162 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 15:21:29,162 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 15:21:29,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 15:21:29,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 15:21:29,164 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 15:21:29,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 15:21:29,165 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 15:21:29,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 15:21:29,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 15:21:29,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 15:21:29,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 15:21:29,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 15:21:29,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 15:21:29,166 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 15:21:29,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 15:21:29,166 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 15:21:29,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 15:21:29,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 15:21:29,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 15:21:29,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 15:21:29,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 15:21:29,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 15:21:29,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 15:21:29,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 15:21:29,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 15:21:29,167 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 15:21:29,167 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-10 15:21:29,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 15:21:29,167 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 15:21:29,168 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 15:21:29,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 15:21:29,168 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 15:21:29,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-10 15:21:29,168 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 15:21:29,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 15:21:29,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 15:21:29,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 15:21:29,416 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 15:21:29,416 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 15:21:29,417 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_45-escape_racing.i [2021-07-10 15:21:29,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a779627b7/b17eef7f79b04f46b6cf40a84f62e42d/FLAG25dd7eb54 [2021-07-10 15:21:29,855 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 15:21:29,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_45-escape_racing.i [2021-07-10 15:21:29,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a779627b7/b17eef7f79b04f46b6cf40a84f62e42d/FLAG25dd7eb54 [2021-07-10 15:21:29,878 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a779627b7/b17eef7f79b04f46b6cf40a84f62e42d [2021-07-10 15:21:29,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 15:21:29,881 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 15:21:29,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 15:21:29,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 15:21:29,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 15:21:29,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 03:21:29" (1/1) ... [2021-07-10 15:21:29,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46b28c81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:29, skipping insertion in model container [2021-07-10 15:21:29,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 03:21:29" (1/1) ... [2021-07-10 15:21:29,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 15:21:29,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 15:21:30,152 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_45-escape_racing.i[29913,29926] [2021-07-10 15:21:30,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 15:21:30,196 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 15:21:30,224 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_45-escape_racing.i[29913,29926] [2021-07-10 15:21:30,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 15:21:30,250 INFO L208 MainTranslator]: Completed translation [2021-07-10 15:21:30,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30 WrapperNode [2021-07-10 15:21:30,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 15:21:30,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 15:21:30,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 15:21:30,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 15:21:30,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30" (1/1) ... [2021-07-10 15:21:30,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30" (1/1) ... [2021-07-10 15:21:30,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 15:21:30,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 15:21:30,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 15:21:30,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 15:21:30,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30" (1/1) ... [2021-07-10 15:21:30,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30" (1/1) ... [2021-07-10 15:21:30,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30" (1/1) ... [2021-07-10 15:21:30,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30" (1/1) ... [2021-07-10 15:21:30,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30" (1/1) ... [2021-07-10 15:21:30,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30" (1/1) ... [2021-07-10 15:21:30,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30" (1/1) ... [2021-07-10 15:21:30,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 15:21:30,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 15:21:30,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 15:21:30,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 15:21:30,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30" (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 15:21:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-10 15:21:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 15:21:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-07-10 15:21:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 15:21:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-07-10 15:21:30,344 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-07-10 15:21:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 15:21:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 15:21:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 15:21:30,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 15:21:30,345 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 15:21:30,733 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 15:21:30,733 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-07-10 15:21:30,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:21:30 BoogieIcfgContainer [2021-07-10 15:21:30,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 15:21:30,737 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 15:21:30,737 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 15:21:30,739 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 15:21:30,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 03:21:29" (1/3) ... [2021-07-10 15:21:30,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ea8a5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 03:21:30, skipping insertion in model container [2021-07-10 15:21:30,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 03:21:30" (2/3) ... [2021-07-10 15:21:30,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ea8a5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 03:21:30, skipping insertion in model container [2021-07-10 15:21:30,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 03:21:30" (3/3) ... [2021-07-10 15:21:30,741 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_45-escape_racing.i [2021-07-10 15:21:30,746 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 15:21:30,747 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 15:21:30,747 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 15:21:30,747 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 15:21:30,781 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,781 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,781 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,782 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,782 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,782 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,782 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,782 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,783 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,783 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,783 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,783 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,783 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,783 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,784 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,784 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,786 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,787 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,787 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,789 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,789 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,790 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,790 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,790 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,790 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,790 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,790 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,790 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,790 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,791 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,791 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,791 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,791 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,791 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,792 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,792 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,793 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,793 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,798 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 15:21:30,805 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-07-10 15:21:30,824 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 15:21:30,869 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 15:21:30,870 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 15:21:30,870 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 15:21:30,870 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 15:21:30,871 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 15:21:30,871 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 15:21:30,871 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 15:21:30,873 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 15:21:31,138 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 15:21:31,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:21:31,144 INFO L82 PathProgramCache]: Analyzing trace with hash -85910390, now seen corresponding path program 1 times [2021-07-10 15:21:31,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:21:31,150 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238191022] [2021-07-10 15:21:31,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:21:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:21:31,327 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-07-10 15:21:31,328 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:21:31,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238191022] [2021-07-10 15:21:31,328 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238191022] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 15:21:31,329 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 15:21:31,329 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 15:21:31,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497237803] [2021-07-10 15:21:31,335 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 15:21:31,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:21:31,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 15:21:31,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 15:21:31,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:21:31,350 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:21:31,351 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 41.0) internal successors, (82), 2 states have internal predecessors, (82), 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 15:21:31,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:21:31,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:21:31,373 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 15:21:31,373 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 15:21:31,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:21:31,375 INFO L82 PathProgramCache]: Analyzing trace with hash 148927336, now seen corresponding path program 1 times [2021-07-10 15:21:31,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:21:31,375 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228165379] [2021-07-10 15:21:31,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:21:31,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:21:31,445 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 15:21:31,445 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:21:31,445 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228165379] [2021-07-10 15:21:31,445 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228165379] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 15:21:31,446 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 15:21:31,446 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-10 15:21:31,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575004621] [2021-07-10 15:21:31,447 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-10 15:21:31,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:21:31,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-10 15:21:31,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-10 15:21:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:21:31,448 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:21:31,448 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 15:21:31,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:21:31,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:21:31,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:21:31,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:21:31,497 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 15:21:31,497 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 15:21:31,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:21:31,498 INFO L82 PathProgramCache]: Analyzing trace with hash 517934211, now seen corresponding path program 1 times [2021-07-10 15:21:31,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:21:31,498 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628069939] [2021-07-10 15:21:31,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:21:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 15:21:31,885 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 15:21:31,885 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 15:21:31,885 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628069939] [2021-07-10 15:21:31,885 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628069939] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 15:21:31,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 15:21:31,886 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-07-10 15:21:31,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665633464] [2021-07-10 15:21:31,886 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-10 15:21:31,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 15:21:31,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-10 15:21:31,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2021-07-10 15:21:31,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:21:31,887 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 15:21:31,887 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.117647058823529) internal successors, (70), 17 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 15:21:31,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:21:31,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:21:31,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:21:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 15:21:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 15:21:32,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 15:21:32,906 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 15:21:32,906 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 15:21:32,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 15:21:32,907 INFO L82 PathProgramCache]: Analyzing trace with hash -1490650310, now seen corresponding path program 1 times [2021-07-10 15:21:32,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 15:21:32,907 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821493466] [2021-07-10 15:21:32,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 15:21:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-10 15:21:32,924 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-10 15:21:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-10 15:21:32,937 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-10 15:21:32,958 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-10 15:21:32,959 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-10 15:21:32,959 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 15:21:32,966 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 15:21:33,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 03:21:33 BasicIcfg [2021-07-10 15:21:33,003 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 15:21:33,004 INFO L168 Benchmark]: Toolchain (without parser) took 3123.03 ms. Allocated memory was 187.7 MB in the beginning and 282.1 MB in the end (delta: 94.4 MB). Free memory was 151.9 MB in the beginning and 178.8 MB in the end (delta: -26.9 MB). Peak memory consumption was 68.2 MB. Max. memory is 8.0 GB. [2021-07-10 15:21:33,004 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 187.7 MB. Free memory is still 170.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 15:21:33,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.74 ms. Allocated memory is still 187.7 MB. Free memory was 151.7 MB in the beginning and 162.6 MB in the end (delta: -11.0 MB). Peak memory consumption was 14.1 MB. Max. memory is 8.0 GB. [2021-07-10 15:21:33,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.78 ms. Allocated memory is still 187.7 MB. Free memory was 162.6 MB in the beginning and 160.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 15:21:33,005 INFO L168 Benchmark]: Boogie Preprocessor took 15.36 ms. Allocated memory is still 187.7 MB. Free memory was 160.5 MB in the beginning and 159.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 15:21:33,005 INFO L168 Benchmark]: RCFGBuilder took 443.08 ms. Allocated memory is still 187.7 MB. Free memory was 159.0 MB in the beginning and 132.2 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-07-10 15:21:33,006 INFO L168 Benchmark]: TraceAbstraction took 2266.82 ms. Allocated memory was 187.7 MB in the beginning and 282.1 MB in the end (delta: 94.4 MB). Free memory was 131.7 MB in the beginning and 178.8 MB in the end (delta: -47.1 MB). Peak memory consumption was 47.8 MB. Max. memory is 8.0 GB. [2021-07-10 15:21:33,007 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 187.7 MB. Free memory is still 170.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 368.74 ms. Allocated memory is still 187.7 MB. Free memory was 151.7 MB in the beginning and 162.6 MB in the end (delta: -11.0 MB). Peak memory consumption was 14.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.78 ms. Allocated memory is still 187.7 MB. Free memory was 162.6 MB in the beginning and 160.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.36 ms. Allocated memory is still 187.7 MB. Free memory was 160.5 MB in the beginning and 159.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 443.08 ms. Allocated memory is still 187.7 MB. Free memory was 159.0 MB in the beginning and 132.2 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2266.82 ms. Allocated memory was 187.7 MB in the beginning and 282.1 MB in the end (delta: 94.4 MB). Free memory was 131.7 MB in the beginning and 178.8 MB in the end (delta: -47.1 MB). Peak memory consumption was 47.8 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: 4111, positive: 3947, positive conditional: 379, positive unconditional: 3568, negative: 164, negative conditional: 103, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4018, positive: 3947, positive conditional: 379, positive unconditional: 3568, negative: 71, negative conditional: 10, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4018, positive: 3947, positive conditional: 0, positive unconditional: 3947, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1115, positive: 1094, positive conditional: 0, positive unconditional: 1094, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1115, positive: 1077, positive conditional: 0, positive unconditional: 1077, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 61, negative conditional: 6, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4018, positive: 2853, positive conditional: 0, positive unconditional: 2853, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 1115, unknown conditional: 0, unknown unconditional: 1115] , Statistics on independence cache: Total cache size (in pairs): 1118, Positive cache size: 1094, Positive conditional cache size: 0, Positive unconditional cache size: 1094, Negative cache size: 24, Negative conditional cache size: 3, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 61, negative conditional: 6, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 40, negative conditional: 2, negative unconditional: 38, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1118, Positive cache size: 1094, Positive conditional cache size: 0, Positive unconditional cache size: 1094, Negative cache size: 24, Negative conditional cache size: 3, Negative unconditional cache size: 21, Eliminated conditions: 11, SemanticConditionEliminator.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 61, negative conditional: 6, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 40, negative conditional: 2, negative unconditional: 38, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1118, Positive cache size: 1094, Positive conditional cache size: 0, Positive unconditional cache size: 1094, Negative cache size: 24, Negative conditional cache size: 3, Negative unconditional cache size: 21, Eliminated conditions: 11, SemanticConditionEliminator.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 61, negative conditional: 6, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 40, negative conditional: 2, negative unconditional: 38, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1118, Positive cache size: 1094, Positive conditional cache size: 0, Positive unconditional cache size: 1094, Negative cache size: 24, Negative conditional cache size: 3, Negative unconditional cache size: 21, Eliminated conditions: 11 ], Maximal queried relation: 3, Independence queries for same thread: 93 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 210, Number of persistent set computation: 183, Number of trivial persistent sets: 143, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4111, positive: 3947, positive conditional: 379, positive unconditional: 3568, negative: 164, negative conditional: 103, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4018, positive: 3947, positive conditional: 379, positive unconditional: 3568, negative: 71, negative conditional: 10, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4018, positive: 3947, positive conditional: 0, positive unconditional: 3947, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1115, positive: 1094, positive conditional: 0, positive unconditional: 1094, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1115, positive: 1077, positive conditional: 0, positive unconditional: 1077, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 61, negative conditional: 6, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4018, positive: 2853, positive conditional: 0, positive unconditional: 2853, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 1115, unknown conditional: 0, unknown unconditional: 1115] , Statistics on independence cache: Total cache size (in pairs): 1118, Positive cache size: 1094, Positive conditional cache size: 0, Positive unconditional cache size: 1094, Negative cache size: 24, Negative conditional cache size: 3, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 61, negative conditional: 6, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 40, negative conditional: 2, negative unconditional: 38, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1118, Positive cache size: 1094, Positive conditional cache size: 0, Positive unconditional cache size: 1094, Negative cache size: 24, Negative conditional cache size: 3, Negative unconditional cache size: 21, Eliminated conditions: 11, SemanticConditionEliminator.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 61, negative conditional: 6, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 40, negative conditional: 2, negative unconditional: 38, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1118, Positive cache size: 1094, Positive conditional cache size: 0, Positive unconditional cache size: 1094, Negative cache size: 24, Negative conditional cache size: 3, Negative unconditional cache size: 21, Eliminated conditions: 11, SemanticConditionEliminator.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 43, negative conditional: 5, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 61, negative conditional: 6, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 40, negative conditional: 2, negative unconditional: 38, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1118, Positive cache size: 1094, Positive conditional cache size: 0, Positive unconditional cache size: 1094, Negative cache size: 24, Negative conditional cache size: 3, Negative unconditional cache size: 21, Eliminated conditions: 11 ], Maximal queried relation: 3, Independence queries for same thread: 93 - CounterExampleResult [Line: 684]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L689] 0 pthread_mutex_t __global_lock = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [__global_lock={7:0}] [L690] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [__global_lock={7:0}, mutex1={9:0}] [L691] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [__global_lock={7:0}, mutex1={9:0}, mutex2={10:0}] [L700] 0 pthread_t id; VAL [__global_lock={7:0}, mutex1={9:0}, mutex2={10:0}] [L701] 0 int i = 0; VAL [__global_lock={7:0}, mutex1={9:0}, mutex2={10:0}] [L702] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, (void *) &i) VAL [__global_lock={7:0}, arg={3:0}, mutex1={9:0}, mutex2={10:0}] [L693] 1 int *p = (int *) arg; VAL [__global_lock={7:0}, arg={3:0}, arg={3:0}, mutex1={9:0}, mutex2={10:0}, p={3:0}] [L695] EXPR 1 \read(*p) VAL [\read(*p)=0, __global_lock={7:0}, arg={3:0}, arg={3:0}, mutex1={9:0}, mutex2={10:0}, p={3:0}] [L695] 1 (*p)++ VAL [\read(*p)=0, __global_lock={7:0}, arg={3:0}, arg={3:0}, mutex1={9:0}, mutex2={10:0}, p={3:0}] [L704] 0 \read(i) VAL [__global_lock={7:0}, arg={3:0}, arg={3:0}, mutex1={9:0}, mutex2={10:0}, p={3:0}] [L684] COND TRUE 0 !(cond) VAL [__global_lock={7:0}, arg={3:0}, arg={3:0}, mutex1={9:0}, mutex2={10:0}, p={3:0}] [L684] 0 reach_error() VAL [__global_lock={7:0}, arg={3:0}, arg={3:0}, mutex1={9:0}, mutex2={10:0}, p={3:0}] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 120 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2129.5ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.2ms, PartialOrderReductionTime: 1337.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 28, 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: 14.5ms SsaConstructionTime, 96.7ms SatisfiabilityAnalysisTime, 466.2ms InterpolantComputationTime, 326 NumberOfCodeBlocks, 326 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 263 ConstructedInterpolants, 0 QuantifiedInterpolants, 675 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 115/115 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 RESULT: Ultimate proved your program to be incorrect! Received shutdown request...