/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-MCRwithDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/06-symbeq_23-idxsense_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 23:01:07,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 23:01:07,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 23:01:07,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-09 23:01:07,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-09 23:01:07,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-09 23:01:07,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-09 23:01:07,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-09 23:01:07,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-09 23:01:07,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-09 23:01:07,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-09 23:01:07,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-09 23:01:07,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 23:01:07,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 23:01:07,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 23:01:07,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 23:01:07,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 23:01:07,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 23:01:07,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 23:01:07,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 23:01:07,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 23:01:07,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 23:01:07,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 23:01:07,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 23:01:07,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-09 23:01:07,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-09 23:01:07,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-09 23:01:07,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-09 23:01:07,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-09 23:01:07,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-09 23:01:07,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-09 23:01:07,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-09 23:01:07,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-09 23:01:07,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-09 23:01:07,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-09 23:01:07,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-09 23:01:07,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-09 23:01:07,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-09 23:01:07,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 23:01:07,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 23:01:07,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 23:01:07,504 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-MCRwithDepranks-Lazy.epf [2022-02-09 23:01:07,523 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 23:01:07,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 23:01:07,523 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 23:01:07,523 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 23:01:07,524 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 23:01:07,524 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 23:01:07,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 23:01:07,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 23:01:07,524 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 23:01:07,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 23:01:07,524 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 23:01:07,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 23:01:07,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 23:01:07,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 23:01:07,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 23:01:07,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 23:01:07,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 23:01:07,525 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 23:01:07,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 23:01:07,525 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 23:01:07,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 23:01:07,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 23:01:07,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 23:01:07,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 23:01:07,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 23:01:07,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 23:01:07,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 23:01:07,526 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 23:01:07,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 23:01:07,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 23:01:07,527 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 23:01:07,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 23:01:07,527 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 23:01:07,527 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 23:01:07,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 23:01:07,527 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-09 23:01:07,528 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-09 23:01:07,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 23:01:07,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 23:01:07,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 23:01:07,716 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 23:01:07,717 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 23:01:07,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_23-idxsense_nr.i [2022-02-09 23:01:07,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d007a960/960cf4bcfb704a3b9d093bb6a32e17b4/FLAG0afc40e5c [2022-02-09 23:01:08,133 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 23:01:08,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_23-idxsense_nr.i [2022-02-09 23:01:08,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d007a960/960cf4bcfb704a3b9d093bb6a32e17b4/FLAG0afc40e5c [2022-02-09 23:01:08,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d007a960/960cf4bcfb704a3b9d093bb6a32e17b4 [2022-02-09 23:01:08,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 23:01:08,521 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 23:01:08,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 23:01:08,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 23:01:08,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 23:01:08,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 11:01:08" (1/1) ... [2022-02-09 23:01:08,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b74a49a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:08, skipping insertion in model container [2022-02-09 23:01:08,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 11:01:08" (1/1) ... [2022-02-09 23:01:08,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 23:01:08,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 23:01:08,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 23:01:08,973 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 23:01:09,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 23:01:09,045 INFO L208 MainTranslator]: Completed translation [2022-02-09 23:01:09,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09 WrapperNode [2022-02-09 23:01:09,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 23:01:09,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 23:01:09,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 23:01:09,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 23:01:09,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09" (1/1) ... [2022-02-09 23:01:09,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09" (1/1) ... [2022-02-09 23:01:09,100 INFO L137 Inliner]: procedures = 161, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 73 [2022-02-09 23:01:09,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 23:01:09,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 23:01:09,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 23:01:09,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 23:01:09,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09" (1/1) ... [2022-02-09 23:01:09,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09" (1/1) ... [2022-02-09 23:01:09,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09" (1/1) ... [2022-02-09 23:01:09,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09" (1/1) ... [2022-02-09 23:01:09,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09" (1/1) ... [2022-02-09 23:01:09,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09" (1/1) ... [2022-02-09 23:01:09,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09" (1/1) ... [2022-02-09 23:01:09,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 23:01:09,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 23:01:09,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 23:01:09,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 23:01:09,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09" (1/1) ... [2022-02-09 23:01:09,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 23:01:09,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 23:01:09,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-09 23:01:09,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-09 23:01:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-09 23:01:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 23:01:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-09 23:01:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-09 23:01:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 23:01:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-09 23:01:09,212 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-09 23:01:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 23:01:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 23:01:09,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 23:01:09,213 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 23:01:09,285 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 23:01:09,286 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 23:01:09,479 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 23:01:09,484 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 23:01:09,484 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-09 23:01:09,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:01:09 BoogieIcfgContainer [2022-02-09 23:01:09,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 23:01:09,487 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 23:01:09,487 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 23:01:09,489 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 23:01:09,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 11:01:08" (1/3) ... [2022-02-09 23:01:09,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@535e54b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 11:01:09, skipping insertion in model container [2022-02-09 23:01:09,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:01:09" (2/3) ... [2022-02-09 23:01:09,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@535e54b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 11:01:09, skipping insertion in model container [2022-02-09 23:01:09,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:01:09" (3/3) ... [2022-02-09 23:01:09,491 INFO L111 eAbstractionObserver]: Analyzing ICFG 06-symbeq_23-idxsense_nr.i [2022-02-09 23:01:09,494 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 23:01:09,494 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 23:01:09,495 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-02-09 23:01:09,495 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 23:01:09,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,525 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,525 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,526 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,526 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,530 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,537 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,537 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 23:01:09,539 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-09 23:01:09,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 23:01:09,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 23:01:09,582 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-09 23:01:09,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-09 23:01:09,602 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 23:01:09,614 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-09 23:01:09,614 INFO L340 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2022-02-09 23:01:09,660 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 44 transitions and produced 45 states. [2022-02-09 23:01:09,662 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-02-09 23:01:09,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:01:09,665 INFO L85 PathProgramCache]: Analyzing trace with hash -378500359, now seen corresponding path program 1 times [2022-02-09 23:01:09,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:01:09,672 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650746436] [2022-02-09 23:01:09,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:09,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:01:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:09,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 23:01:09,826 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650746436] [2022-02-09 23:01:09,826 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650746436] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 23:01:09,826 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 23:01:09,826 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 23:01:09,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973384439] [2022-02-09 23:01:09,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 23:01:09,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-09 23:01:09,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 23:01:09,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-09 23:01:09,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-09 23:01:09,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:09,853 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 23:01:09,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 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) [2022-02-09 23:01:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:09,870 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 44 transitions and produced 45 states. [2022-02-09 23:01:09,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:09,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 23:01:09,871 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-02-09 23:01:09,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:01:09,873 INFO L85 PathProgramCache]: Analyzing trace with hash -889034536, now seen corresponding path program 1 times [2022-02-09 23:01:09,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:01:09,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689058690] [2022-02-09 23:01:09,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:09,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:01:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:09,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:09,943 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 23:01:09,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689058690] [2022-02-09 23:01:09,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689058690] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 23:01:09,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 23:01:09,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-09 23:01:09,944 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660281417] [2022-02-09 23:01:09,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 23:01:09,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 23:01:09,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 23:01:09,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 23:01:09,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 23:01:09,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:09,946 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 23:01:09,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2022-02-09 23:01:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:09,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:09,977 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 51 transitions and produced 52 states. [2022-02-09 23:01:09,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:09,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:09,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 23:01:09,978 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-02-09 23:01:09,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:01:09,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1592715442, now seen corresponding path program 1 times [2022-02-09 23:01:09,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:01:09,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622828428] [2022-02-09 23:01:09,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:09,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:01:10,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:10,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:10,084 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 23:01:10,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622828428] [2022-02-09 23:01:10,085 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622828428] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 23:01:10,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [76563450] [2022-02-09 23:01:10,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:10,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 23:01:10,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 23:01:10,087 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 23:01:10,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-09 23:01:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:10,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-09 23:01:10,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 23:01:10,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:10,292 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 23:01:10,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:10,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [76563450] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 23:01:10,404 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 23:01:10,405 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-09 23:01:10,405 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791544824] [2022-02-09 23:01:10,405 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 23:01:10,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-09 23:01:10,405 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 23:01:10,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-09 23:01:10,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-09 23:01:10,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:10,406 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 23:01:10,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 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) [2022-02-09 23:01:10,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:10,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:10,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:10,488 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 65 transitions and produced 66 states. [2022-02-09 23:01:10,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:10,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:10,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:10,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-02-09 23:01:10,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-02-09 23:01:10,704 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-02-09 23:01:10,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:01:10,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1716795506, now seen corresponding path program 2 times [2022-02-09 23:01:10,705 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:01:10,705 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402075555] [2022-02-09 23:01:10,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:10,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:01:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:10,869 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:10,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 23:01:10,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402075555] [2022-02-09 23:01:10,871 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402075555] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 23:01:10,871 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310238377] [2022-02-09 23:01:10,871 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 23:01:10,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 23:01:10,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 23:01:10,883 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 23:01:10,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-09 23:01:10,996 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-09 23:01:10,996 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 23:01:10,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 17 conjunts are in the unsatisfiable core [2022-02-09 23:01:10,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 23:01:11,082 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-09 23:01:11,109 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-02-09 23:01:11,110 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-02-09 23:01:11,146 INFO L353 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2022-02-09 23:01:11,147 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2022-02-09 23:01:11,194 INFO L353 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2022-02-09 23:01:11,195 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2022-02-09 23:01:11,219 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-02-09 23:01:11,220 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-09 23:01:11,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1310238377] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 23:01:11,220 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-09 23:01:11,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2022-02-09 23:01:11,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820717627] [2022-02-09 23:01:11,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 23:01:11,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 23:01:11,221 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 23:01:11,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 23:01:11,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-02-09 23:01:11,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:11,222 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 23:01:11,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.2) internal successors, (36), 6 states have internal predecessors, (36), 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) [2022-02-09 23:01:11,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:11,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:11,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:11,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:11,267 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 82 transitions and produced 83 states. [2022-02-09 23:01:11,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:11,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:11,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:11,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:11,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-09 23:01:11,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 23:01:11,476 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-02-09 23:01:11,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:01:11,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1651936203, now seen corresponding path program 1 times [2022-02-09 23:01:11,476 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:01:11,476 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34362634] [2022-02-09 23:01:11,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:11,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:01:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:11,566 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:11,566 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 23:01:11,566 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34362634] [2022-02-09 23:01:11,567 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34362634] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 23:01:11,567 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90103165] [2022-02-09 23:01:11,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:11,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 23:01:11,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 23:01:11,584 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 23:01:11,604 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-09 23:01:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:11,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-09 23:01:11,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 23:01:11,762 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:11,762 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 23:01:11,862 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:11,862 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90103165] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 23:01:11,863 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 23:01:11,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-02-09 23:01:11,863 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784512272] [2022-02-09 23:01:11,863 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 23:01:11,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-09 23:01:11,863 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 23:01:11,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-09 23:01:11,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-02-09 23:01:11,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:11,864 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 23:01:11,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.222222222222222) internal successors, (76), 18 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) [2022-02-09 23:01:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:11,976 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 110 transitions and produced 105 states. [2022-02-09 23:01:11,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:11,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:11,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:11,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:11,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:11,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-09 23:01:12,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 23:01:12,178 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-02-09 23:01:12,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:01:12,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1608751947, now seen corresponding path program 2 times [2022-02-09 23:01:12,179 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:01:12,179 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501837614] [2022-02-09 23:01:12,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:12,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:01:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:12,329 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:12,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 23:01:12,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501837614] [2022-02-09 23:01:12,329 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501837614] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 23:01:12,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [91095456] [2022-02-09 23:01:12,329 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 23:01:12,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 23:01:12,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 23:01:12,331 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 23:01:12,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-09 23:01:12,395 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-09 23:01:12,396 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 23:01:12,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 17 conjunts are in the unsatisfiable core [2022-02-09 23:01:12,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 23:01:12,462 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-09 23:01:12,482 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-02-09 23:01:12,483 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-02-09 23:01:12,517 INFO L353 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2022-02-09 23:01:12,518 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2022-02-09 23:01:12,558 INFO L353 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2022-02-09 23:01:12,558 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2022-02-09 23:01:12,577 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-02-09 23:01:12,577 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-09 23:01:12,578 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [91095456] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 23:01:12,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-09 23:01:12,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2022-02-09 23:01:12,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906236659] [2022-02-09 23:01:12,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 23:01:12,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 23:01:12,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 23:01:12,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 23:01:12,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-02-09 23:01:12,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:12,583 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 23:01:12,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 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) [2022-02-09 23:01:12,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:12,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:12,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:12,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:12,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:12,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:12,654 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 135 transitions and produced 130 states. [2022-02-09 23:01:12,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:12,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:12,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:12,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:12,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:12,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:12,674 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-09 23:01:12,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 23:01:12,872 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-02-09 23:01:12,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:01:12,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1113931187, now seen corresponding path program 1 times [2022-02-09 23:01:12,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:01:12,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644944945] [2022-02-09 23:01:12,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:12,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:01:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:13,048 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:13,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 23:01:13,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644944945] [2022-02-09 23:01:13,049 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644944945] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 23:01:13,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164097218] [2022-02-09 23:01:13,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:13,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 23:01:13,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 23:01:13,050 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 23:01:13,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-09 23:01:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:13,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 16 conjunts are in the unsatisfiable core [2022-02-09 23:01:13,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 23:01:13,288 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:13,288 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 23:01:13,462 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 23:01:13,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164097218] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 23:01:13,463 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 23:01:13,463 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-02-09 23:01:13,463 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727467412] [2022-02-09 23:01:13,463 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 23:01:13,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-09 23:01:13,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 23:01:13,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-09 23:01:13,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-02-09 23:01:13,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:13,480 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 23:01:13,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.478260869565218) internal successors, (103), 23 states have internal predecessors, (103), 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) [2022-02-09 23:01:13,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:13,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:13,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:13,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:13,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:13,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:13,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:13,707 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 156 transitions and produced 146 states. [2022-02-09 23:01:13,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:13,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:13,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:13,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:13,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:13,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:13,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 23:01:13,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-09 23:01:13,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 23:01:13,915 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-02-09 23:01:13,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:01:13,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1562776205, now seen corresponding path program 2 times [2022-02-09 23:01:13,916 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:01:13,916 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429752549] [2022-02-09 23:01:13,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:13,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:01:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:14,004 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-09 23:01:14,004 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 23:01:14,004 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429752549] [2022-02-09 23:01:14,004 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429752549] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 23:01:14,004 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 23:01:14,005 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 23:01:14,005 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776324558] [2022-02-09 23:01:14,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 23:01:14,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 23:01:14,005 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 23:01:14,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 23:01:14,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 23:01:14,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,006 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 23:01:14,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 23:01:14,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:14,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:14,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:14,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-09 23:01:14,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,057 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 173 transitions and produced 163 states. [2022-02-09 23:01:14,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:14,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:14,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:14,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 23:01:14,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-09 23:01:14,058 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-02-09 23:01:14,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:01:14,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1985777840, now seen corresponding path program 1 times [2022-02-09 23:01:14,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:01:14,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958981425] [2022-02-09 23:01:14,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:14,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:01:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:14,127 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-09 23:01:14,127 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 23:01:14,127 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958981425] [2022-02-09 23:01:14,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958981425] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 23:01:14,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 23:01:14,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 23:01:14,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273376373] [2022-02-09 23:01:14,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 23:01:14,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 23:01:14,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 23:01:14,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 23:01:14,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 23:01:14,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,129 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 23:01:14,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 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) [2022-02-09 23:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-09 23:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,238 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 211 transitions and produced 201 states. [2022-02-09 23:01:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 23:01:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-09 23:01:14,240 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-02-09 23:01:14,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:01:14,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1386871103, now seen corresponding path program 1 times [2022-02-09 23:01:14,240 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:01:14,240 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607199836] [2022-02-09 23:01:14,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:14,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:01:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:14,332 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-09 23:01:14,332 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 23:01:14,332 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607199836] [2022-02-09 23:01:14,333 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607199836] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 23:01:14,333 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 23:01:14,333 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 23:01:14,333 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124380391] [2022-02-09 23:01:14,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 23:01:14,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 23:01:14,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 23:01:14,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 23:01:14,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 23:01:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,334 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 23:01:14,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 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) [2022-02-09 23:01:14,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:14,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:14,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:14,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-09 23:01:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,502 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1042 transitions and produced 663 states. [2022-02-09 23:01:14,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:14,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:14,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:14,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 23:01:14,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-09 23:01:14,503 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-02-09 23:01:14,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:01:14,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1378466175, now seen corresponding path program 1 times [2022-02-09 23:01:14,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:01:14,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479209136] [2022-02-09 23:01:14,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:01:14,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:01:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 23:01:14,538 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-09 23:01:14,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 23:01:14,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479209136] [2022-02-09 23:01:14,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479209136] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 23:01:14,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 23:01:14,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-09 23:01:14,538 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467796411] [2022-02-09 23:01:14,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 23:01:14,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 23:01:14,539 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 23:01:14,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 23:01:14,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 23:01:14,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,539 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 23:01:14,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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) [2022-02-09 23:01:14,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:14,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:14,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:14,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:14,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-09 23:01:14,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:14,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:22,008 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 262949 transitions and produced 136867 states. [2022-02-09 23:01:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 23:01:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:22,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 23:01:22,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:22,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 23:01:22,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:22,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 23:01:22,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:22,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:22,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 23:01:22,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 23:01:22,015 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (8 of 9 remaining) [2022-02-09 23:01:22,015 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (7 of 9 remaining) [2022-02-09 23:01:22,018 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (6 of 9 remaining) [2022-02-09 23:01:22,018 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (5 of 9 remaining) [2022-02-09 23:01:22,018 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 9 remaining) [2022-02-09 23:01:22,023 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 9 remaining) [2022-02-09 23:01:22,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 9 remaining) [2022-02-09 23:01:22,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 9 remaining) [2022-02-09 23:01:22,024 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 9 remaining) [2022-02-09 23:01:22,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-09 23:01:22,033 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1] [2022-02-09 23:01:22,037 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 23:01:22,037 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 23:01:22,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 11:01:22 BasicIcfg [2022-02-09 23:01:22,041 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 23:01:22,042 INFO L158 Benchmark]: Toolchain (without parser) took 13521.12ms. Allocated memory was 181.4MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 122.5MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 903.2MB. Max. memory is 8.0GB. [2022-02-09 23:01:22,042 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 181.4MB. Free memory is still 140.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 23:01:22,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.41ms. Allocated memory was 181.4MB in the beginning and 231.7MB in the end (delta: 50.3MB). Free memory was 122.3MB in the beginning and 196.2MB in the end (delta: -73.9MB). Peak memory consumption was 17.9MB. Max. memory is 8.0GB. [2022-02-09 23:01:22,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.81ms. Allocated memory is still 231.7MB. Free memory was 196.2MB in the beginning and 194.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 23:01:22,043 INFO L158 Benchmark]: Boogie Preprocessor took 48.11ms. Allocated memory is still 231.7MB. Free memory was 194.1MB in the beginning and 192.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 23:01:22,043 INFO L158 Benchmark]: RCFGBuilder took 335.72ms. Allocated memory is still 231.7MB. Free memory was 192.0MB in the beginning and 177.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-02-09 23:01:22,044 INFO L158 Benchmark]: TraceAbstraction took 12554.71ms. Allocated memory was 231.7MB in the beginning and 3.0GB in the end (delta: 2.7GB). Free memory was 176.8MB in the beginning and 2.3GB in the end (delta: -2.1GB). Peak memory consumption was 906.8MB. Max. memory is 8.0GB. [2022-02-09 23:01:22,045 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 181.4MB. Free memory is still 140.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 521.41ms. Allocated memory was 181.4MB in the beginning and 231.7MB in the end (delta: 50.3MB). Free memory was 122.3MB in the beginning and 196.2MB in the end (delta: -73.9MB). Peak memory consumption was 17.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.81ms. Allocated memory is still 231.7MB. Free memory was 196.2MB in the beginning and 194.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.11ms. Allocated memory is still 231.7MB. Free memory was 194.1MB in the beginning and 192.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 335.72ms. Allocated memory is still 231.7MB. Free memory was 192.0MB in the beginning and 177.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 12554.71ms. Allocated memory was 231.7MB in the beginning and 3.0GB in the end (delta: 2.7GB). Free memory was 176.8MB in the beginning and 2.3GB in the end (delta: -2.1GB). Peak memory consumption was 906.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 693]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 693]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 696]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 696]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 683]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 683]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 131 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 12.5s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 8.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 98, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1114 NumberOfCodeBlocks, 1064 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1271 ConstructedInterpolants, 0 QuantifiedInterpolants, 2298 SizeOfPredicates, 22 NumberOfNonLiveVariables, 720 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 19 InterpolantComputations, 8 PerfectInterpolantSequences, 1070/1593 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 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-09 23:01:22,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-09 23:01:22,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...