/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-NoForkJoinOpt.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_10-equ_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-19 15:06:13,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-19 15:06:13,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-19 15:06:13,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-19 15:06:13,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-19 15:06:13,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-19 15:06:13,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-19 15:06:13,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-19 15:06:13,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-19 15:06:13,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-19 15:06:13,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-19 15:06:13,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-19 15:06:13,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-19 15:06:13,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-19 15:06:13,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-19 15:06:13,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-19 15:06:13,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-19 15:06:13,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-19 15:06:13,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-19 15:06:13,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-19 15:06:13,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-19 15:06:13,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-19 15:06:13,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-19 15:06:13,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-19 15:06:13,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-19 15:06:13,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-19 15:06:13,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-19 15:06:13,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-19 15:06:13,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-19 15:06:13,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-19 15:06:13,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-19 15:06:13,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-19 15:06:13,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-19 15:06:13,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-19 15:06:13,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-19 15:06:13,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-19 15:06:13,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-19 15:06:13,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-19 15:06:13,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-19 15:06:13,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-19 15:06:13,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-19 15:06:13,295 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-NoForkJoinOpt.epf [2022-02-19 15:06:13,310 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-19 15:06:13,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-19 15:06:13,311 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-19 15:06:13,311 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-19 15:06:13,312 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-19 15:06:13,312 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-19 15:06:13,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-19 15:06:13,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-19 15:06:13,312 INFO L138 SettingsManager]: * Use SBE=true [2022-02-19 15:06:13,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-19 15:06:13,313 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-19 15:06:13,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-19 15:06:13,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-19 15:06:13,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-19 15:06:13,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-19 15:06:13,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-19 15:06:13,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-19 15:06:13,314 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-19 15:06:13,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-19 15:06:13,314 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-19 15:06:13,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-19 15:06:13,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-19 15:06:13,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-19 15:06:13,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-19 15:06:13,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-19 15:06:13,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 15:06:13,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-19 15:06:13,316 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-19 15:06:13,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-19 15:06:13,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-19 15:06:13,316 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-19 15:06:13,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-19 15:06:13,317 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-19 15:06:13,317 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-19 15:06:13,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-19 15:06:13,317 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-19 15:06:13,317 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-02-19 15:06:13,317 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-19 15:06:13,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-19 15:06:13,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-19 15:06:13,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-19 15:06:13,549 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-19 15:06:13,551 INFO L275 PluginConnector]: CDTParser initialized [2022-02-19 15:06:13,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_10-equ_rc.i [2022-02-19 15:06:13,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd74f0d06/12f601f1260d4e9c808bdbaee4103118/FLAG30e12699e [2022-02-19 15:06:14,014 INFO L306 CDTParser]: Found 1 translation units. [2022-02-19 15:06:14,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_10-equ_rc.i [2022-02-19 15:06:14,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd74f0d06/12f601f1260d4e9c808bdbaee4103118/FLAG30e12699e [2022-02-19 15:06:14,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd74f0d06/12f601f1260d4e9c808bdbaee4103118 [2022-02-19 15:06:14,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-19 15:06:14,054 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-19 15:06:14,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-19 15:06:14,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-19 15:06:14,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-19 15:06:14,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54fc9229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14, skipping insertion in model container [2022-02-19 15:06:14,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-19 15:06:14,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-19 15:06:14,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 15:06:14,409 INFO L203 MainTranslator]: Completed pre-run [2022-02-19 15:06:14,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 15:06:14,488 INFO L208 MainTranslator]: Completed translation [2022-02-19 15:06:14,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14 WrapperNode [2022-02-19 15:06:14,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-19 15:06:14,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-19 15:06:14,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-19 15:06:14,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-19 15:06:14,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,537 INFO L137 Inliner]: procedures = 265, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 68 [2022-02-19 15:06:14,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-19 15:06:14,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-19 15:06:14,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-19 15:06:14,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-19 15:06:14,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-19 15:06:14,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-19 15:06:14,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-19 15:06:14,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-19 15:06:14,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14" (1/1) ... [2022-02-19 15:06:14,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 15:06:14,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 15:06:14,583 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) [2022-02-19 15:06:14,616 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 [2022-02-19 15:06:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-19 15:06:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-19 15:06:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-19 15:06:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-19 15:06:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-19 15:06:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-19 15:06:14,647 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-19 15:06:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-19 15:06:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-19 15:06:14,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-19 15:06:14,648 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-19 15:06:14,740 INFO L234 CfgBuilder]: Building ICFG [2022-02-19 15:06:14,741 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-19 15:06:14,903 INFO L275 CfgBuilder]: Performing block encoding [2022-02-19 15:06:14,909 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-19 15:06:14,909 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-19 15:06:14,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 03:06:14 BoogieIcfgContainer [2022-02-19 15:06:14,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-19 15:06:14,911 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-19 15:06:14,911 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-19 15:06:14,914 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-19 15:06:14,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 03:06:14" (1/3) ... [2022-02-19 15:06:14,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@553c3d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 03:06:14, skipping insertion in model container [2022-02-19 15:06:14,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 03:06:14" (2/3) ... [2022-02-19 15:06:14,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@553c3d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 03:06:14, skipping insertion in model container [2022-02-19 15:06:14,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 03:06:14" (3/3) ... [2022-02-19 15:06:14,916 INFO L111 eAbstractionObserver]: Analyzing ICFG 06-symbeq_10-equ_rc.i [2022-02-19 15:06:14,919 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-19 15:06:14,919 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-19 15:06:14,919 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-19 15:06:14,919 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-19 15:06:14,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,949 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,949 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,950 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,950 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,962 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,962 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 15:06:14,964 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-19 15:06:14,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-19 15:06:14,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 15:06:14,995 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) [2022-02-19 15:06:14,996 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 [2022-02-19 15:06:15,019 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-19 15:06:15,025 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, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=true [2022-02-19 15:06:15,026 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-19 15:06:15,082 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 72 transitions and produced 73 states. [2022-02-19 15:06:15,084 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 15:06:15,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:06:15,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1424353823, now seen corresponding path program 1 times [2022-02-19 15:06:15,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:06:15,094 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933114903] [2022-02-19 15:06:15,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:06:15,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:06:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:06:15,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:06:15,398 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:06:15,398 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933114903] [2022-02-19 15:06:15,399 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933114903] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:06:15,399 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:06:15,400 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-19 15:06:15,401 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728845390] [2022-02-19 15:06:15,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:06:15,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 15:06:15,410 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:06:15,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 15:06:15,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-19 15:06:15,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:06:15,429 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:06:15,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.8) internal successors, (59), 6 states have internal predecessors, (59), 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) [2022-02-19 15:06:15,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:06:15,511 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 98 transitions and produced 99 states. [2022-02-19 15:06:15,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:15,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-19 15:06:15,513 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 15:06:15,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:06:15,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1184542089, now seen corresponding path program 1 times [2022-02-19 15:06:15,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:06:15,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206225442] [2022-02-19 15:06:15,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:06:15,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:06:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:06:15,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:06:15,650 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:06:15,650 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206225442] [2022-02-19 15:06:15,650 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206225442] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:06:15,651 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:06:15,651 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-19 15:06:15,651 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718660623] [2022-02-19 15:06:15,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:06:15,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 15:06:15,652 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:06:15,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 15:06:15,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-19 15:06:15,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:06:15,653 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:06:15,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.4) internal successors, (77), 6 states have internal predecessors, (77), 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) [2022-02-19 15:06:15,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:15,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:06:15,750 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 364 transitions and produced 242 states. [2022-02-19 15:06:15,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:15,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:15,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-19 15:06:15,752 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 15:06:15,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:06:15,755 INFO L85 PathProgramCache]: Analyzing trace with hash -2130622916, now seen corresponding path program 1 times [2022-02-19 15:06:15,755 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:06:15,755 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871138396] [2022-02-19 15:06:15,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:06:15,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:06:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:06:16,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:06:16,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:06:16,100 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871138396] [2022-02-19 15:06:16,100 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871138396] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:06:16,100 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:06:16,100 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-19 15:06:16,100 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105784134] [2022-02-19 15:06:16,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:06:16,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-19 15:06:16,101 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:06:16,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-19 15:06:16,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-02-19 15:06:16,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:06:16,103 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:06:16,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.5) internal successors, (65), 11 states have internal predecessors, (65), 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) [2022-02-19 15:06:16,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:16,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:16,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:06:16,360 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 588 transitions and produced 408 states. [2022-02-19 15:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:16,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:16,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-19 15:06:16,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-19 15:06:16,361 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 15:06:16,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:06:16,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1212278839, now seen corresponding path program 2 times [2022-02-19 15:06:16,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:06:16,362 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158388215] [2022-02-19 15:06:16,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:06:16,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:06:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 15:06:16,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 15:06:16,577 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 15:06:16,577 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158388215] [2022-02-19 15:06:16,577 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158388215] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 15:06:16,577 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 15:06:16,577 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-19 15:06:16,578 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553951245] [2022-02-19 15:06:16,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 15:06:16,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-19 15:06:16,578 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 15:06:16,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-19 15:06:16,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-02-19 15:06:16,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:06:16,579 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 15:06:16,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.7) internal successors, (77), 11 states have internal predecessors, (77), 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) [2022-02-19 15:06:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-19 15:06:16,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 15:06:17,144 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 6468 transitions and produced 4041 states. [2022-02-19 15:06:17,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:17,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-19 15:06:17,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-19 15:06:17,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-19 15:06:17,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-19 15:06:17,145 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2022-02-19 15:06:17,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 15:06:17,147 INFO L85 PathProgramCache]: Analyzing trace with hash 299314347, now seen corresponding path program 1 times [2022-02-19 15:06:17,147 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 15:06:17,147 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915244153] [2022-02-19 15:06:17,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 15:06:17,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 15:06:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-19 15:06:17,172 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-19 15:06:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-19 15:06:17,208 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-19 15:06:17,208 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-19 15:06:17,209 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2022-02-19 15:06:17,210 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-02-19 15:06:17,210 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 4 remaining) [2022-02-19 15:06:17,210 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 4 remaining) [2022-02-19 15:06:17,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-19 15:06:17,215 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2022-02-19 15:06:17,219 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-19 15:06:17,219 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-19 15:06:17,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 03:06:17 BasicIcfg [2022-02-19 15:06:17,245 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-19 15:06:17,246 INFO L158 Benchmark]: Toolchain (without parser) took 3191.26ms. Allocated memory was 223.3MB in the beginning and 268.4MB in the end (delta: 45.1MB). Free memory was 196.6MB in the beginning and 161.0MB in the end (delta: 35.6MB). Peak memory consumption was 80.7MB. Max. memory is 8.0GB. [2022-02-19 15:06:17,246 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 223.3MB. Free memory is still 186.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-19 15:06:17,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.56ms. Allocated memory is still 223.3MB. Free memory was 196.4MB in the beginning and 178.7MB in the end (delta: 17.7MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-02-19 15:06:17,246 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.60ms. Allocated memory is still 223.3MB. Free memory was 178.7MB in the beginning and 176.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-19 15:06:17,247 INFO L158 Benchmark]: Boogie Preprocessor took 17.28ms. Allocated memory is still 223.3MB. Free memory was 176.1MB in the beginning and 174.8MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-19 15:06:17,247 INFO L158 Benchmark]: RCFGBuilder took 354.19ms. Allocated memory is still 223.3MB. Free memory was 174.6MB in the beginning and 161.4MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-02-19 15:06:17,247 INFO L158 Benchmark]: TraceAbstraction took 2333.69ms. Allocated memory was 223.3MB in the beginning and 268.4MB in the end (delta: 45.1MB). Free memory was 160.9MB in the beginning and 161.0MB in the end (delta: -93.8kB). Peak memory consumption was 44.2MB. Max. memory is 8.0GB. [2022-02-19 15:06:17,253 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 223.3MB. Free memory is still 186.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 433.56ms. Allocated memory is still 223.3MB. Free memory was 196.4MB in the beginning and 178.7MB in the end (delta: 17.7MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.60ms. Allocated memory is still 223.3MB. Free memory was 178.7MB in the beginning and 176.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.28ms. Allocated memory is still 223.3MB. Free memory was 176.1MB in the beginning and 174.8MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 354.19ms. Allocated memory is still 223.3MB. Free memory was 174.6MB in the beginning and 161.4MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 2333.69ms. Allocated memory was 223.3MB in the beginning and 268.4MB in the end (delta: 45.1MB). Free memory was 160.9MB in the beginning and 161.0MB in the end (delta: -93.8kB). Peak memory consumption was 44.2MB. 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 - DataRaceFoundResult [Line: 1019]: Data race detected Data race detected The following path leads to a data race: [L989-L993] 0 struct s { int datum; struct q inside; pthread_mutex_t mutex; } A, B; VAL [A={1:0}, B={2:0}] [L1003] 0 int x = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=0, A={1:0}, B={2:0}, x=0] [L1004] 0 pthread_t id; VAL [A={1:0}, B={2:0}, id={6:0}, x=0] [L1005] 0 struct s *s; VAL [A={1:0}, B={2:0}, id={6:0}, x=0] [L1006] 0 int *d; VAL [A={1:0}, B={2:0}, id={6:0}, x=0] [L1007] 0 pthread_mutex_t *m; VAL [A={1:0}, B={2:0}, id={6:0}, x=0] [L1008] COND FALSE 0 !(\read(x)) VAL [A={1:0}, B={2:0}, id={6:0}, x=0] [L1012] 0 s = &B VAL [A={1:0}, B={2:0}, id={6:0}, s={2:0}, x=0] [L1013] 0 x++ VAL [A={1:0}, B={2:0}, id={6:0}, s={2:0}, x=1] [L1015] 0 m = &s->mutex VAL [A={1:0}, B={2:0}, id={6:0}, m={2:12}, s={2:0}, x=1] [L1016] 0 d = &s->datum VAL [A={1:0}, B={2:0}, d={2:0}, id={6:0}, m={2:12}, s={2:0}, x=1] [L1017] FCALL, FORK 0 pthread_create(&id,((void *)0),t_fun,((void *)0)) VAL [A={1:0}, arg={0:0}, B={2:0}, d={2:0}, id={6:0}, m={2:12}, pthread_create(&id,((void *)0),t_fun,((void *)0))=-1, s={2:0}, x=1] [L1019] 0 *d = 8 VAL [*d = 8=38, A={1:0}, arg={0:0}, B={2:0}, d={2:0}, id={6:0}, m={2:12}, s={2:0}, x=1] [L996] 1 B.datum = 5 VAL [A={1:0}, arg={0:0}, arg={0:0}, B={2:0}, B.datum = 5=37] [L1019] 0 *d = 8 VAL [*d = 8=38, A={1:0}, arg={0:0}, arg={0:0}, B={2:0}, B.datum = 5=37, d={2:0}, id={6:0}, m={2:12}, s={2:0}, x=1] Now there is a data race (on the heap) between C: B.datum = 5 [996] and C: *d = 8 [1019] - UnprovableResult [Line: 1017]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 996]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 106 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 37, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 343 NumberOfCodeBlocks, 343 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 274 ConstructedInterpolants, 0 QuantifiedInterpolants, 1248 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-02-19 15:06:17,329 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-02-19 15:06:17,539 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...