/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/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por LOOP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 17:03:21,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 17:03:21,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 17:03:21,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 17:03:21,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 17:03:21,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 17:03:21,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 17:03:21,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 17:03:21,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 17:03:21,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 17:03:21,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 17:03:21,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 17:03:21,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 17:03:21,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 17:03:21,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 17:03:21,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 17:03:21,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 17:03:21,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 17:03:21,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 17:03:21,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 17:03:21,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 17:03:21,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 17:03:21,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 17:03:21,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 17:03:21,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 17:03:21,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 17:03:21,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 17:03:21,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 17:03:21,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 17:03:21,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 17:03:21,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 17:03:21,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 17:03:21,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 17:03:21,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 17:03:21,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 17:03:21,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 17:03:21,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 17:03:21,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 17:03:21,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 17:03:21,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 17:03:21,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 17:03:21,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 17:03:21,512 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 17:03:21,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 17:03:21,513 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 17:03:21,513 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 17:03:21,514 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 17:03:21,514 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 17:03:21,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 17:03:21,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 17:03:21,515 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 17:03:21,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 17:03:21,516 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 17:03:21,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 17:03:21,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 17:03:21,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 17:03:21,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 17:03:21,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 17:03:21,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 17:03:21,517 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 17:03:21,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 17:03:21,517 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 17:03:21,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 17:03:21,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 17:03:21,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 17:03:21,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 17:03:21,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 17:03:21,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 17:03:21,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 17:03:21,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 17:03:21,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 17:03:21,520 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 17:03:21,520 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 17:03:21,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 17:03:21,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 17:03:21,521 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 17:03:21,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 17:03:21,521 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 17:03:21,521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-20 17:03:21,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 17:03:21,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 17:03:21,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 17:03:21,763 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 17:03:21,764 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 17:03:21,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c [2023-05-20 17:03:21,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/361997033/ed0ddea4700a464f86634ef756a81c7d/FLAG1f264a974 [2023-05-20 17:03:22,337 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 17:03:22,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c [2023-05-20 17:03:22,344 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/361997033/ed0ddea4700a464f86634ef756a81c7d/FLAG1f264a974 [2023-05-20 17:03:22,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/361997033/ed0ddea4700a464f86634ef756a81c7d [2023-05-20 17:03:22,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 17:03:22,841 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 17:03:22,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 17:03:22,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 17:03:22,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 17:03:22,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 05:03:22" (1/1) ... [2023-05-20 17:03:22,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e798be8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:22, skipping insertion in model container [2023-05-20 17:03:22,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 05:03:22" (1/1) ... [2023-05-20 17:03:22,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 17:03:22,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 17:03:23,071 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c[5938,5951] [2023-05-20 17:03:23,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 17:03:23,080 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 17:03:23,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier-loop.wvr.c[5938,5951] [2023-05-20 17:03:23,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 17:03:23,119 INFO L208 MainTranslator]: Completed translation [2023-05-20 17:03:23,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23 WrapperNode [2023-05-20 17:03:23,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 17:03:23,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 17:03:23,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 17:03:23,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 17:03:23,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (1/1) ... [2023-05-20 17:03:23,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (1/1) ... [2023-05-20 17:03:23,183 INFO L138 Inliner]: procedures = 25, calls = 120, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 248 [2023-05-20 17:03:23,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 17:03:23,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 17:03:23,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 17:03:23,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 17:03:23,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (1/1) ... [2023-05-20 17:03:23,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (1/1) ... [2023-05-20 17:03:23,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (1/1) ... [2023-05-20 17:03:23,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (1/1) ... [2023-05-20 17:03:23,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (1/1) ... [2023-05-20 17:03:23,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (1/1) ... [2023-05-20 17:03:23,209 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (1/1) ... [2023-05-20 17:03:23,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (1/1) ... [2023-05-20 17:03:23,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 17:03:23,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 17:03:23,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 17:03:23,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 17:03:23,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (1/1) ... [2023-05-20 17:03:23,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 17:03:23,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:03:23,266 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) [2023-05-20 17:03:23,289 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 [2023-05-20 17:03:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 17:03:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 17:03:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 17:03:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 17:03:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 17:03:23,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 17:03:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 17:03:23,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 17:03:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-20 17:03:23,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-20 17:03:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-20 17:03:23,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-20 17:03:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 17:03:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-20 17:03:23,311 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-20 17:03:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-20 17:03:23,311 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-20 17:03:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-20 17:03:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-20 17:03:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 17:03:23,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 17:03:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 17:03:23,313 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-20 17:03:23,425 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 17:03:23,427 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 17:03:23,882 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 17:03:23,946 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 17:03:23,947 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2023-05-20 17:03:23,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 05:03:23 BoogieIcfgContainer [2023-05-20 17:03:23,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 17:03:23,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 17:03:23,952 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 17:03:23,957 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 17:03:23,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 05:03:22" (1/3) ... [2023-05-20 17:03:23,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76b08717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 05:03:23, skipping insertion in model container [2023-05-20 17:03:23,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:03:23" (2/3) ... [2023-05-20 17:03:23,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76b08717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 05:03:23, skipping insertion in model container [2023-05-20 17:03:23,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 05:03:23" (3/3) ... [2023-05-20 17:03:23,959 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-barrier-loop.wvr.c [2023-05-20 17:03:23,966 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 17:03:23,974 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 17:03:23,974 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 17:03:23,975 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 17:03:24,131 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-05-20 17:03:24,202 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:03:24,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 17:03:24,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:03:24,209 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) [2023-05-20 17:03:24,213 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 [2023-05-20 17:03:24,254 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 17:03:24,282 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork0 ======== [2023-05-20 17:03:24,291 INFO L357 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, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2ac98bb3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:03:24,291 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-05-20 17:04:37,002 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork0Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2023-05-20 17:04:37,003 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork0Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2023-05-20 17:04:37,010 INFO L444 BasicCegarLoop]: Path program histogram: [] [2023-05-20 17:04:37,012 INFO L307 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork0 was SAFE,SAFE (1/3) [2023-05-20 17:04:37,019 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:04:37,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 17:04:37,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:04:37,025 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-20 17:04:37,059 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 17:04:37,061 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 17:04:37,062 INFO L357 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, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2ac98bb3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:04:37,062 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 17:04:37,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-05-20 17:04:37,442 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:04:37,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:04:37,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1297280244, now seen corresponding path program 1 times [2023-05-20 17:04:37,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:04:37,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966728296] [2023-05-20 17:04:37,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:04:37,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:04:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:04:37,799 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-05-20 17:04:37,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:04:37,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966728296] [2023-05-20 17:04:37,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966728296] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:04:37,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:04:37,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 17:04:37,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131894996] [2023-05-20 17:04:37,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:04:37,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 17:04:37,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:04:37,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 17:04:37,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 17:04:37,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:37,837 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:04:37,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 91.5) internal successors, (183), 2 states have internal predecessors, (183), 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) [2023-05-20 17:04:37,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:37,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:37,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 17:04:37,897 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:04:37,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:04:37,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1578023328, now seen corresponding path program 1 times [2023-05-20 17:04:37,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:04:37,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490059046] [2023-05-20 17:04:37,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:04:37,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:04:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:04:39,176 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-05-20 17:04:39,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:04:39,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490059046] [2023-05-20 17:04:39,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490059046] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:04:39,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:04:39,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-20 17:04:39,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11090442] [2023-05-20 17:04:39,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:04:39,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 17:04:39,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:04:39,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 17:04:39,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-20 17:04:39,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:39,193 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:04:39,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 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) [2023-05-20 17:04:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:39,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:40,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:40,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:40,530 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 17:04:40,530 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:04:40,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:04:40,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1350966064, now seen corresponding path program 1 times [2023-05-20 17:04:40,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:04:40,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149609301] [2023-05-20 17:04:40,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:04:40,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:04:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:04:40,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-20 17:04:40,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:04:40,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149609301] [2023-05-20 17:04:40,928 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149609301] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:04:40,928 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:04:40,928 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-20 17:04:40,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676310137] [2023-05-20 17:04:40,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:04:40,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 17:04:40,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:04:40,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 17:04:40,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-20 17:04:40,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:40,930 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:04:40,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 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) [2023-05-20 17:04:40,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:40,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:40,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:41,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:41,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:41,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:41,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 17:04:41,595 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:04:41,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:04:41,596 INFO L85 PathProgramCache]: Analyzing trace with hash -641255245, now seen corresponding path program 1 times [2023-05-20 17:04:41,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:04:41,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124200765] [2023-05-20 17:04:41,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:04:41,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:04:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:04:42,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:04:42,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:04:42,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124200765] [2023-05-20 17:04:42,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124200765] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:04:42,203 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:04:42,203 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-20 17:04:42,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897117356] [2023-05-20 17:04:42,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:04:42,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-20 17:04:42,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:04:42,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-20 17:04:42,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-05-20 17:04:42,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:42,209 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:04:42,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 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) [2023-05-20 17:04:42,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:42,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:42,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:42,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:52,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:52,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:52,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:52,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 17:04:52,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 17:04:52,625 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:04:52,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:04:52,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1002593466, now seen corresponding path program 1 times [2023-05-20 17:04:52,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:04:52,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069266085] [2023-05-20 17:04:52,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:04:52,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:04:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:04:52,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:04:52,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:04:52,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069266085] [2023-05-20 17:04:52,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069266085] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:04:52,848 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:04:52,848 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-20 17:04:52,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179844219] [2023-05-20 17:04:52,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:04:52,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 17:04:52,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:04:52,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 17:04:52,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-20 17:04:52,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:52,850 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:04:52,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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) [2023-05-20 17:04:52,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:52,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:52,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:52,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 17:04:52,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:56,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:56,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:56,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:56,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 17:04:56,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:56,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-20 17:04:56,376 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:04:56,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:04:56,376 INFO L85 PathProgramCache]: Analyzing trace with hash 731989178, now seen corresponding path program 1 times [2023-05-20 17:04:56,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:04:56,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507842947] [2023-05-20 17:04:56,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:04:56,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:04:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:04:56,645 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-05-20 17:04:56,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:04:56,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507842947] [2023-05-20 17:04:56,646 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507842947] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:04:56,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:04:56,646 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-20 17:04:56,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520438670] [2023-05-20 17:04:56,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:04:56,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 17:04:56,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:04:56,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 17:04:56,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-20 17:04:56,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:56,648 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:04:56,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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) [2023-05-20 17:04:56,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:56,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:56,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:56,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 17:04:56,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:56,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:59,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:04:59,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:59,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:59,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 17:04:59,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:59,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:04:59,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-20 17:04:59,917 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:04:59,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:04:59,918 INFO L85 PathProgramCache]: Analyzing trace with hash 994692251, now seen corresponding path program 1 times [2023-05-20 17:04:59,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:04:59,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429914585] [2023-05-20 17:04:59,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:04:59,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:04:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:05:00,179 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-05-20 17:05:00,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:05:00,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429914585] [2023-05-20 17:05:00,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429914585] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:05:00,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:05:00,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-20 17:05:00,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011393430] [2023-05-20 17:05:00,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:05:00,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 17:05:00,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:05:00,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 17:05:00,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-20 17:05:00,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:05:00,182 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:05:00,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 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) [2023-05-20 17:05:00,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:05:00,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:05:00,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:05:00,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 17:05:00,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:05:00,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:05:00,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:05:02,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:05:02,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:05:02,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:05:02,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 17:05:02,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:05:02,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:05:02,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 17:05:02,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-20 17:05:02,178 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:05:02,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:05:02,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1262153154, now seen corresponding path program 2 times [2023-05-20 17:05:02,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:05:02,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131246363] [2023-05-20 17:05:02,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:05:02,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:05:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-20 17:05:02,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-05-20 17:05:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-20 17:05:02,383 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-05-20 17:05:02,384 INFO L359 BasicCegarLoop]: Counterexample is feasible [2023-05-20 17:05:02,384 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-20 17:05:02,384 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-20 17:05:02,384 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-20 17:05:02,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-20 17:05:02,386 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1] [2023-05-20 17:05:02,387 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (2/3) [2023-05-20 17:05:02,389 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 17:05:02,389 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 17:05:02,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 05:05:02 BasicIcfg [2023-05-20 17:05:02,547 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 17:05:02,548 INFO L158 Benchmark]: Toolchain (without parser) took 99707.34ms. Allocated memory was 180.4MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 151.3MB in the beginning and 6.2GB in the end (delta: -6.0GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2023-05-20 17:05:02,548 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 180.4MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 17:05:02,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.16ms. Allocated memory is still 180.4MB. Free memory was 151.0MB in the beginning and 150.8MB in the end (delta: 243.5kB). Peak memory consumption was 6.5MB. Max. memory is 8.0GB. [2023-05-20 17:05:02,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.94ms. Allocated memory is still 180.4MB. Free memory was 150.6MB in the beginning and 148.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 17:05:02,549 INFO L158 Benchmark]: Boogie Preprocessor took 31.99ms. Allocated memory is still 180.4MB. Free memory was 148.5MB in the beginning and 146.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 17:05:02,549 INFO L158 Benchmark]: RCFGBuilder took 732.41ms. Allocated memory is still 180.4MB. Free memory was 146.6MB in the beginning and 119.0MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-05-20 17:05:02,549 INFO L158 Benchmark]: TraceAbstraction took 98595.56ms. Allocated memory was 180.4MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 117.8MB in the beginning and 6.2GB in the end (delta: -6.1GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2023-05-20 17:05:02,551 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 180.4MB. Free memory is still 138.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 278.16ms. Allocated memory is still 180.4MB. Free memory was 151.0MB in the beginning and 150.8MB in the end (delta: 243.5kB). Peak memory consumption was 6.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 62.94ms. Allocated memory is still 180.4MB. Free memory was 150.6MB in the beginning and 148.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.99ms. Allocated memory is still 180.4MB. Free memory was 148.5MB in the beginning and 146.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 732.41ms. Allocated memory is still 180.4MB. Free memory was 146.6MB in the beginning and 119.0MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 98595.56ms. Allocated memory was 180.4MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 117.8MB in the beginning and 6.2GB in the end (delta: -6.1GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6498425, independent: 6289165, independent conditional: 6272199, independent unconditional: 16966, dependent: 209260, dependent conditional: 209122, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6360529, independent: 6289165, independent conditional: 6272199, independent unconditional: 16966, dependent: 71364, dependent conditional: 71226, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6360529, independent: 6289165, independent conditional: 6272199, independent unconditional: 16966, dependent: 71364, dependent conditional: 71226, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6360529, independent: 6289165, independent conditional: 0, independent unconditional: 6289165, dependent: 71364, dependent conditional: 0, dependent unconditional: 71364, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6360529, independent: 6289165, independent conditional: 0, independent unconditional: 6289165, dependent: 71364, dependent conditional: 0, dependent unconditional: 71364, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6360529, independent: 6289165, independent conditional: 0, independent unconditional: 6289165, dependent: 71364, dependent conditional: 0, dependent unconditional: 71364, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15058, independent: 14920, independent conditional: 0, independent unconditional: 14920, dependent: 138, dependent conditional: 0, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15058, independent: 14888, independent conditional: 0, independent unconditional: 14888, dependent: 170, dependent conditional: 0, dependent unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 170, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 138, dependent conditional: 0, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 170, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 138, dependent conditional: 0, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 470, independent: 117, independent conditional: 0, independent unconditional: 117, dependent: 353, dependent conditional: 0, dependent unconditional: 353, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6360529, independent: 6274245, independent conditional: 0, independent unconditional: 6274245, dependent: 71226, dependent conditional: 0, dependent unconditional: 71226, unknown: 15058, unknown conditional: 0, unknown unconditional: 15058] , Statistics on independence cache: Total cache size (in pairs): 15058, Positive cache size: 14920, Positive conditional cache size: 0, Positive unconditional cache size: 14920, Negative cache size: 138, Negative conditional cache size: 0, Negative unconditional cache size: 138, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 137896 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 21.9s, Number of persistent set computation: 465745, Number of trivial persistent sets: 331038, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17104, independent: 16966, independent conditional: 0, independent unconditional: 16966, dependent: 138, dependent conditional: 0, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6498425, independent: 6289165, independent conditional: 6272199, independent unconditional: 16966, dependent: 209260, dependent conditional: 209122, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6360529, independent: 6289165, independent conditional: 6272199, independent unconditional: 16966, dependent: 71364, dependent conditional: 71226, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6360529, independent: 6289165, independent conditional: 6272199, independent unconditional: 16966, dependent: 71364, dependent conditional: 71226, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6360529, independent: 6289165, independent conditional: 0, independent unconditional: 6289165, dependent: 71364, dependent conditional: 0, dependent unconditional: 71364, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6360529, independent: 6289165, independent conditional: 0, independent unconditional: 6289165, dependent: 71364, dependent conditional: 0, dependent unconditional: 71364, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6360529, independent: 6289165, independent conditional: 0, independent unconditional: 6289165, dependent: 71364, dependent conditional: 0, dependent unconditional: 71364, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15058, independent: 14920, independent conditional: 0, independent unconditional: 14920, dependent: 138, dependent conditional: 0, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15058, independent: 14888, independent conditional: 0, independent unconditional: 14888, dependent: 170, dependent conditional: 0, dependent unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 170, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 138, dependent conditional: 0, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 170, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 138, dependent conditional: 0, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 470, independent: 117, independent conditional: 0, independent unconditional: 117, dependent: 353, dependent conditional: 0, dependent unconditional: 353, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6360529, independent: 6274245, independent conditional: 0, independent unconditional: 6274245, dependent: 71226, dependent conditional: 0, dependent unconditional: 71226, unknown: 15058, unknown conditional: 0, unknown unconditional: 15058] , Statistics on independence cache: Total cache size (in pairs): 15058, Positive cache size: 14920, Positive conditional cache size: 0, Positive unconditional cache size: 14920, Negative cache size: 138, Negative conditional cache size: 0, Negative unconditional cache size: 138, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 137896 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1654482, independent: 1589464, independent conditional: 1571656, independent unconditional: 17808, dependent: 65018, dependent conditional: 64907, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1597342, independent: 1589464, independent conditional: 1571656, independent unconditional: 17808, dependent: 7878, dependent conditional: 7767, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1597342, independent: 1589464, independent conditional: 1571656, independent unconditional: 17808, dependent: 7878, dependent conditional: 7767, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1613598, independent: 1589464, independent conditional: 872, independent unconditional: 1588592, dependent: 24134, dependent conditional: 15384, dependent unconditional: 8750, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1613598, independent: 1589464, independent conditional: 872, independent unconditional: 1588592, dependent: 24134, dependent conditional: 1535, dependent unconditional: 22599, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1613598, independent: 1589464, independent conditional: 872, independent unconditional: 1588592, dependent: 24134, dependent conditional: 1535, dependent unconditional: 22599, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16045, independent: 15929, independent conditional: 2, independent unconditional: 15927, dependent: 116, dependent conditional: 5, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16045, independent: 15903, independent conditional: 0, independent unconditional: 15903, dependent: 142, dependent conditional: 0, dependent unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 142, independent: 26, independent conditional: 2, independent unconditional: 24, dependent: 116, dependent conditional: 5, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, independent: 26, independent conditional: 2, independent unconditional: 24, dependent: 116, dependent conditional: 5, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 278, independent: 55, independent conditional: 3, independent unconditional: 52, dependent: 223, dependent conditional: 10, dependent unconditional: 213, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1613598, independent: 1573535, independent conditional: 870, independent unconditional: 1572665, dependent: 24018, dependent conditional: 1530, dependent unconditional: 22488, unknown: 16045, unknown conditional: 7, unknown unconditional: 16038] , Statistics on independence cache: Total cache size (in pairs): 16045, Positive cache size: 15929, Positive conditional cache size: 2, Positive unconditional cache size: 15927, Negative cache size: 116, Negative conditional cache size: 5, Negative unconditional cache size: 111, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13849, Maximal queried relation: 4, Independence queries for same thread: 57140 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 4.3s, Number of persistent set computation: 105655, Number of trivial persistent sets: 105613, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17919, independent: 17808, independent conditional: 0, independent unconditional: 17808, dependent: 111, dependent conditional: 0, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1654482, independent: 1589464, independent conditional: 1571656, independent unconditional: 17808, dependent: 65018, dependent conditional: 64907, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1597342, independent: 1589464, independent conditional: 1571656, independent unconditional: 17808, dependent: 7878, dependent conditional: 7767, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1597342, independent: 1589464, independent conditional: 1571656, independent unconditional: 17808, dependent: 7878, dependent conditional: 7767, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1613598, independent: 1589464, independent conditional: 872, independent unconditional: 1588592, dependent: 24134, dependent conditional: 15384, dependent unconditional: 8750, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1613598, independent: 1589464, independent conditional: 872, independent unconditional: 1588592, dependent: 24134, dependent conditional: 1535, dependent unconditional: 22599, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1613598, independent: 1589464, independent conditional: 872, independent unconditional: 1588592, dependent: 24134, dependent conditional: 1535, dependent unconditional: 22599, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16045, independent: 15929, independent conditional: 2, independent unconditional: 15927, dependent: 116, dependent conditional: 5, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16045, independent: 15903, independent conditional: 0, independent unconditional: 15903, dependent: 142, dependent conditional: 0, dependent unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 142, independent: 26, independent conditional: 2, independent unconditional: 24, dependent: 116, dependent conditional: 5, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, independent: 26, independent conditional: 2, independent unconditional: 24, dependent: 116, dependent conditional: 5, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 278, independent: 55, independent conditional: 3, independent unconditional: 52, dependent: 223, dependent conditional: 10, dependent unconditional: 213, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1613598, independent: 1573535, independent conditional: 870, independent unconditional: 1572665, dependent: 24018, dependent conditional: 1530, dependent unconditional: 22488, unknown: 16045, unknown conditional: 7, unknown unconditional: 16038] , Statistics on independence cache: Total cache size (in pairs): 16045, Positive cache size: 15929, Positive conditional cache size: 2, Positive unconditional cache size: 15927, Negative cache size: 116, Negative conditional cache size: 5, Negative unconditional cache size: 111, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13849, Maximal queried relation: 4, Independence queries for same thread: 57140 - CounterExampleResult [Line: 241]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L39] 0 _Bool f1_2, f2_3, f1_10, f2_11; VAL [f1_10=0, f2_11=0] [L38] 0 unsigned int x_0, y_1, x_8, y_9; VAL [f1_10=0, f2_11=0, x_0=0, y_1=0] [L40] 0 unsigned int temp_4, temp_5, temp_6, temp_7, temp_12, temp_13, temp_14, temp_15; VAL [f1_10=0, f2_11=0, temp_12=0, temp_13=0, temp_14=0, x_0=0, y_1=0] [L39] 0 _Bool f1_2, f2_3, f1_10, f2_11; VAL [f1_10=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, x_0=0, y_1=0] [L40] 0 unsigned int temp_4, temp_5, temp_6, temp_7, temp_12, temp_13, temp_14, temp_15; VAL [f1_10=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, x_0=0, y_1=0] [L38] 0 unsigned int x_0, y_1, x_8, y_9; VAL [f1_10=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, x_0=0, x_8=0, y_1=0] [L39] 0 _Bool f1_2, f2_3, f1_10, f2_11; VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, x_0=0, x_8=0, y_1=0] [L38] 0 unsigned int x_0, y_1, x_8, y_9; VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, x_0=0, x_8=0, y_1=0, y_9=0] [L40] 0 unsigned int temp_4, temp_5, temp_6, temp_7, temp_12, temp_13, temp_14, temp_15; VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=0, x_8=0, y_1=0, y_9=0] [L212] 0 pthread_t t1, t4; VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=0, x_8=0, y_1=0, y_9=0] [L215] 0 x_0 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=5, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=5, x_8=0, y_1=0, y_9=0] [L216] 0 y_1 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=6, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=5, x_8=0, y_1=6, y_9=0] [L217] 0 x_8 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294967301, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=5, x_8=4294967301, y_1=6, y_9=0] [L218] 0 y_9 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294967302, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=0, temp_5=0, temp_6=0, temp_7=0, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L219] 0 temp_4 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294967312, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967312, temp_5=0, temp_6=0, temp_7=0, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L220] 0 temp_5 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294967315, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967312, temp_5=4294967315, temp_6=0, temp_7=0, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L221] 0 temp_6 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294967313, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=0, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L222] 0 temp_7 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294967314, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=0, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L223] 0 temp_12 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294967309, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=4294967309, temp_13=0, temp_14=0, temp_15=0, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L224] 0 temp_13 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294967305, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=4294967309, temp_13=4294967305, temp_14=0, temp_15=0, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L225] 0 temp_14 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294967306, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=0, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L226] 0 temp_15 = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294967308, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L227] 0 f1_2 = __VERIFIER_nondet_bool() VAL [__VERIFIER_nondet_bool()=4294967316, f1_10=0, f1_2=4294967316, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L228] 0 f2_3 = __VERIFIER_nondet_bool() VAL [__VERIFIER_nondet_bool()=4294967310, f1_10=0, f1_2=4294967316, f2_11=0, f2_3=4294967310, t1={9:0}, t4={10:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L229] 0 f1_10 = __VERIFIER_nondet_bool() VAL [__VERIFIER_nondet_bool()=4294967311, f1_10=4294967311, f1_2=4294967316, f2_11=0, f2_3=4294967310, t1={9:0}, t4={10:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L230] 0 f2_11 = __VERIFIER_nondet_bool() VAL [__VERIFIER_nondet_bool()=4294967307, f1_10=4294967311, f1_2=4294967316, f2_11=4294967307, f2_3=4294967310, t1={9:0}, t4={10:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L233] CALL 0 assume_abort_if_not( ( x_0 == x_8 ) && ( y_1 == y_9 ) ) [L35] COND FALSE 0 !(!cond) VAL [\old(cond)=1, cond=1, f1_10=4294967311, f1_2=4294967316, f2_11=4294967307, f2_3=4294967310, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L233] RET 0 assume_abort_if_not( ( x_0 == x_8 ) && ( y_1 == y_9 ) ) [L235] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [f1_10=4294967311, f1_2=4294967316, f2_11=4294967307, f2_3=4294967310, pthread_create(&t1, 0, thread1, 0)=-2, t1={9:0}, t4={10:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L236] FCALL, FORK 0 pthread_create(&t4, 0, thread4, 0) VAL [f1_10=4294967311, f1_2=4294967316, f2_11=4294967307, f2_3=4294967310, pthread_create(&t4, 0, thread4, 0)=-1, t1={9:0}, t4={10:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L237] 0 \read(t1) VAL [\read(t1)=-2, f1_10=4294967311, f1_2=4294967316, f2_11=4294967307, f2_3=4294967310, t1={9:0}, t4={10:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L112] 1 pthread_t t2, t3; VAL [f1_10=4294967311, f1_2=4294967316, f2_11=4294967307, f2_3=4294967310, t2={13:0}, t3={14:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L115] 1 f1_2 = 0 [L116] 1 f2_3 = 0 VAL [f1_10=4294967311, f1_2=0, f2_11=4294967307, f2_3=0, t2={13:0}, t3={14:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L119] FCALL, FORK 1 pthread_create(&t2, 0, thread2, 0) VAL [f1_10=4294967311, f1_2=0, f2_11=4294967307, f2_3=0, pthread_create(&t2, 0, thread2, 0)=0, t2={13:0}, t3={14:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L44] COND FALSE 3 !(__VERIFIER_nondet_bool()) VAL [__VERIFIER_nondet_bool()=0, f1_10=4294967311, f1_2=0, f2_11=4294967307, f2_3=0, pthread_create(&t2, 0, thread2, 0)=0, t2={13:0}, t3={14:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L74] 3 return 0; VAL [\result={0:0}, f1_10=4294967311, f1_2=0, f2_11=4294967307, f2_3=0, pthread_create(&t2, 0, thread2, 0)=0, t2={13:0}, t3={14:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L196] 2 pthread_t t5, t6; VAL [f1_10=4294967311, f1_2=0, f2_11=4294967307, f2_3=0, pthread_create(&t2, 0, thread2, 0)=0, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L199] 2 f1_10 = 0 [L200] 2 f2_11 = 0 VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t2, 0, thread2, 0)=0, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L203] FCALL, FORK 2 pthread_create(&t5, 0, thread5, 0) VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t2, 0, thread2, 0)=0, pthread_create(&t5, 0, thread5, 0)=1, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L128] COND TRUE 4 __VERIFIER_nondet_bool() VAL [__VERIFIER_nondet_bool()=1, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t2, 0, thread2, 0)=0, pthread_create(&t5, 0, thread5, 0)=1, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967309, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L130] 4 temp_12 = x_8 VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t2, 0, thread2, 0)=0, pthread_create(&t5, 0, thread5, 0)=1, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967301, y_1=6, y_9=4294967302] [L133] 4 x_8 = temp_12 + 1 VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t2, 0, thread2, 0)=0, pthread_create(&t5, 0, thread5, 0)=1, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967302] [L137] 4 f1_10 = 1 VAL [f1_10=1, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t2, 0, thread2, 0)=0, pthread_create(&t5, 0, thread5, 0)=1, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967302] [L120] FCALL, FORK 1 pthread_create(&t3, 0, thread3, 0) VAL [f1_10=1, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t5, 0, thread5, 0)=1, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967302] [L78] COND FALSE 5 !(__VERIFIER_nondet_bool()) VAL [__VERIFIER_nondet_bool()=0, f1_10=1, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t5, 0, thread5, 0)=1, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967302] [L108] 5 return 0; VAL [\result={0:0}, f1_10=1, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t5, 0, thread5, 0)=1, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967302] [L204] FCALL, FORK 2 pthread_create(&t6, 0, thread6, 0) VAL [f1_10=1, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967302] [L162] COND TRUE 6 __VERIFIER_nondet_bool() VAL [__VERIFIER_nondet_bool()=1, f1_10=1, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967305, temp_14=4294967306, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967302] [L164] 6 temp_14 = y_9 VAL [f1_10=1, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967305, temp_14=4294967302, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967302] [L167] 6 y_9 = temp_14 + 1 VAL [f1_10=1, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967305, temp_14=4294967302, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967303] [L171] 6 f2_11 = 1 VAL [f1_10=1, f1_2=0, f2_11=1, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967305, temp_14=4294967302, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967303] [L140] CALL 4 assume_abort_if_not(f2_11) [L35] COND FALSE 4 !(!cond) [L140] RET 4 assume_abort_if_not(f2_11) [L144] 4 temp_13 = y_9 VAL [f1_10=1, f1_2=0, f2_11=1, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967303] [L147] 4 y_9 = temp_13 + 1 VAL [f1_10=1, f1_2=0, f2_11=1, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967304] [L174] CALL 6 assume_abort_if_not(f1_10) [L35] COND FALSE 6 !(!cond) [L174] RET 6 assume_abort_if_not(f1_10) [L151] 4 f1_10 = 0 VAL [f1_10=0, f1_2=0, f2_11=1, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967308, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967304] [L178] 6 temp_15 = x_8 VAL [f1_10=0, f1_2=0, f2_11=1, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967302, y_1=6, y_9=4294967304] [L181] 6 x_8 = temp_15 + 1 VAL [f1_10=0, f1_2=0, f2_11=1, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L185] 6 f2_11 = 0 VAL [f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t3, 0, thread3, 0)=2, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L154] CALL 4 assume_abort_if_not(!f2_11) [L35] COND FALSE 4 !(!cond) [L154] RET 4 assume_abort_if_not(!f2_11) [L188] CALL 6 assume_abort_if_not(!f1_10) [L35] COND FALSE 6 !(!cond) [L188] RET 6 assume_abort_if_not(!f1_10) [L121] 1 \read(t2) VAL [\read(t2)=0, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L121] FCALL, JOIN 3 pthread_join(t2, 0) VAL [\read(t2)=0, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L122] 1 \read(t3) VAL [\read(t3)=2, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L122] FCALL, JOIN 5 pthread_join(t3, 0) VAL [\read(t3)=2, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L124] 1 return 0; VAL [\result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t6, 0, thread6, 0)=3, t2={13:0}, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L124] 1 return 0; VAL [\result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t6, 0, thread6, 0)=3, t3={14:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L124] 1 return 0; VAL [\result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t6, 0, thread6, 0)=3, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L237] FCALL, JOIN 1 pthread_join(t1, 0) VAL [\read(t1)=-2, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t6, 0, thread6, 0)=3, t1={9:0}, t4={10:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L238] 0 \read(t4) VAL [\read(t4)=-1, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, pthread_create(&t6, 0, thread6, 0)=3, t1={9:0}, t4={10:0}, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L205] 2 \read(t5) VAL [\read(t5)=1, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L128] COND FALSE 4 !(__VERIFIER_nondet_bool()) VAL [\read(t5)=1, \result={0:0}, __VERIFIER_nondet_bool()=0, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L158] 4 return 0; VAL [\read(t5)=1, \result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L205] FCALL, JOIN 4 pthread_join(t5, 0) VAL [\read(t5)=1, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L206] 2 \read(t6) VAL [\read(t6)=3, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L162] COND FALSE 6 !(__VERIFIER_nondet_bool()) VAL [\read(t6)=3, \result={0:0}, __VERIFIER_nondet_bool()=0, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L192] 6 return 0; VAL [\read(t6)=3, \result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L206] FCALL, JOIN 6 pthread_join(t6, 0) VAL [\read(t6)=3, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L208] 2 return 0; VAL [\result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t5={15:0}, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L208] 2 return 0; VAL [\result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t6={7:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L208] 2 return 0; VAL [\result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L238] FCALL, JOIN 2 pthread_join(t4, 0) VAL [\read(t4)=-1, \result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L240] CALL 0 assume_abort_if_not( !( ( x_0 == x_8 ) && ( y_1 == y_9 ) ) ) [L35] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \old(cond)=1, \old(cond)=1, \result={0:0}, \result={0:0}, cond=1, cond=1, cond=1, f1_10=0, f1_2=0, f2_11=0, f2_3=0, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] [L240] RET 0 assume_abort_if_not( !( ( x_0 == x_8 ) && ( y_1 == y_9 ) ) ) [L241] 0 reach_error() VAL [\result={0:0}, \result={0:0}, f1_10=0, f1_2=0, f2_11=0, f2_3=0, t1={9:0}, t4={10:0}, temp_12=4294967301, temp_13=4294967303, temp_14=4294967302, temp_15=4294967302, temp_4=4294967312, temp_5=4294967315, temp_6=4294967313, temp_7=4294967314, x_0=5, x_8=4294967303, y_1=6, y_9=4294967304] - UnprovableResult [Line: 235]: 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: 236]: 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. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread4Thread1of1ForFork0 with 1 thread instances CFG has 13 procedures, 339 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 72.8s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 72.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 339 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 25.3s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 21.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 26, 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, 0.5s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1534 NumberOfCodeBlocks, 1534 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1344 ConstructedInterpolants, 0 QuantifiedInterpolants, 4358 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 151/151 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-05-20 17:05:02,584 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2023-05-20 17:05:02,796 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 [2023-05-20 17:05:02,996 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...