/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-parallel-sum-1-dsl.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 17:07:49,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 17:07:49,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 17:07:49,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 17:07:49,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 17:07:49,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 17:07:49,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 17:07:49,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 17:07:49,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 17:07:49,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 17:07:49,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 17:07:49,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 17:07:49,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 17:07:49,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 17:07:49,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 17:07:49,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 17:07:49,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 17:07:49,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 17:07:49,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 17:07:49,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 17:07:49,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 17:07:49,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 17:07:49,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 17:07:49,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 17:07:49,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 17:07:49,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 17:07:49,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 17:07:49,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 17:07:49,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 17:07:49,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 17:07:49,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 17:07:49,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 17:07:49,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 17:07:49,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 17:07:49,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 17:07:49,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 17:07:49,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 17:07:49,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 17:07:49,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 17:07:49,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 17:07:49,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 17:07:49,923 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 17:07:49,954 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 17:07:49,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 17:07:49,955 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 17:07:49,955 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 17:07:49,956 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 17:07:49,956 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 17:07:49,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 17:07:49,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 17:07:49,957 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 17:07:49,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 17:07:49,958 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 17:07:49,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 17:07:49,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 17:07:49,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 17:07:49,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 17:07:49,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 17:07:49,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 17:07:49,959 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 17:07:49,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 17:07:49,959 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 17:07:49,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 17:07:49,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 17:07:49,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 17:07:49,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 17:07:49,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 17:07:49,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 17:07:49,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 17:07:49,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 17:07:49,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 17:07:49,961 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 17:07:49,961 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 17:07:49,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 17:07:49,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 17:07:49,962 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 17:07:49,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 17:07:49,962 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 17:07:49,962 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-20 17:07:50,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 17:07:50,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 17:07:50,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 17:07:50,185 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 17:07:50,187 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 17:07:50,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2023-05-20 17:07:50,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d05da8c93/302df2252ab644cda330ffaa61e94f66/FLAG75d541c6b [2023-05-20 17:07:50,565 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 17:07:50,566 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2023-05-20 17:07:50,573 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d05da8c93/302df2252ab644cda330ffaa61e94f66/FLAG75d541c6b [2023-05-20 17:07:50,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d05da8c93/302df2252ab644cda330ffaa61e94f66 [2023-05-20 17:07:50,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 17:07:50,977 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 17:07:50,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 17:07:50,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 17:07:50,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 17:07:50,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 05:07:50" (1/1) ... [2023-05-20 17:07:50,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bd8a9a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:50, skipping insertion in model container [2023-05-20 17:07:50,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 05:07:50" (1/1) ... [2023-05-20 17:07:50,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 17:07:51,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 17:07:51,175 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-parallel-sum-1-dsl.wvr.c[4372,4385] [2023-05-20 17:07:51,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 17:07:51,190 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 17:07:51,216 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-parallel-sum-1-dsl.wvr.c[4372,4385] [2023-05-20 17:07:51,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 17:07:51,241 INFO L208 MainTranslator]: Completed translation [2023-05-20 17:07:51,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51 WrapperNode [2023-05-20 17:07:51,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 17:07:51,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 17:07:51,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 17:07:51,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 17:07:51,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (1/1) ... [2023-05-20 17:07:51,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (1/1) ... [2023-05-20 17:07:51,286 INFO L138 Inliner]: procedures = 29, calls = 95, calls flagged for inlining = 21, calls inlined = 27, statements flattened = 289 [2023-05-20 17:07:51,287 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 17:07:51,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 17:07:51,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 17:07:51,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 17:07:51,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (1/1) ... [2023-05-20 17:07:51,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (1/1) ... [2023-05-20 17:07:51,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (1/1) ... [2023-05-20 17:07:51,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (1/1) ... [2023-05-20 17:07:51,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (1/1) ... [2023-05-20 17:07:51,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (1/1) ... [2023-05-20 17:07:51,320 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (1/1) ... [2023-05-20 17:07:51,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (1/1) ... [2023-05-20 17:07:51,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 17:07:51,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 17:07:51,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 17:07:51,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 17:07:51,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (1/1) ... [2023-05-20 17:07:51,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 17:07:51,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:07:51,369 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 17:07:51,377 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 17:07:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 17:07:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 17:07:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 17:07:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 17:07:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 17:07:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 17:07:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 17:07:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 17:07:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-20 17:07:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-20 17:07:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-20 17:07:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-20 17:07:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 17:07:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-20 17:07:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-20 17:07:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-20 17:07:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-20 17:07:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-20 17:07:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-20 17:07:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-20 17:07:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 17:07:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 17:07:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 17:07:51,403 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 17:07:51,533 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 17:07:51,535 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 17:07:51,917 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 17:07:52,100 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 17:07:52,100 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2023-05-20 17:07:52,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 05:07:52 BoogieIcfgContainer [2023-05-20 17:07:52,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 17:07:52,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 17:07:52,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 17:07:52,110 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 17:07:52,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 05:07:50" (1/3) ... [2023-05-20 17:07:52,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cff8e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 05:07:52, skipping insertion in model container [2023-05-20 17:07:52,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:07:51" (2/3) ... [2023-05-20 17:07:52,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cff8e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 05:07:52, skipping insertion in model container [2023-05-20 17:07:52,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 05:07:52" (3/3) ... [2023-05-20 17:07:52,113 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2023-05-20 17:07:52,124 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 17:07:52,133 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 17:07:52,133 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 17:07:52,133 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 17:07:52,279 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-05-20 17:07:52,335 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:07:52,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 17:07:52,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:07:52,341 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 17:07:52,351 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 17:07:52,388 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 17:07:52,409 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork0 ======== [2023-05-20 17:07:52,415 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;@1e1f021, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:07:52,415 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-05-20 17:08:24,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork0Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2023-05-20 17:08:24,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork0Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2023-05-20 17:08:24,352 INFO L444 BasicCegarLoop]: Path program histogram: [] [2023-05-20 17:08:24,355 INFO L307 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork0 was SAFE,SAFE (1/3) [2023-05-20 17:08:24,367 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:08:24,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 17:08:24,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:08:24,369 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 17:08:24,370 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 17:08:24,411 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 17:08:24,418 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 17:08:24,419 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;@1e1f021, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:08:24,419 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 17:08:24,685 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:08:24,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:08:24,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1578739181, now seen corresponding path program 1 times [2023-05-20 17:08:24,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:08:24,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041333403] [2023-05-20 17:08:24,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:08:24,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:08:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:08:25,007 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-05-20 17:08:25,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:08:25,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041333403] [2023-05-20 17:08:25,009 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041333403] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:08:25,009 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:08:25,009 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 17:08:25,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582078668] [2023-05-20 17:08:25,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:08:25,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 17:08:25,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:08:25,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 17:08:25,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 17:08:25,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:25,046 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:08:25,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 96.5) internal successors, (193), 2 states have internal predecessors, (193), 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 17:08:25,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:25,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:25,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 17:08:25,122 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:08:25,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:08:25,123 INFO L85 PathProgramCache]: Analyzing trace with hash 670959456, now seen corresponding path program 1 times [2023-05-20 17:08:25,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:08:25,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128379632] [2023-05-20 17:08:25,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:08:25,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:08:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:08:25,832 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-20 17:08:25,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:08:25,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128379632] [2023-05-20 17:08:25,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128379632] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:08:25,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:08:25,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-20 17:08:25,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381724028] [2023-05-20 17:08:25,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:08:25,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-20 17:08:25,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:08:25,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-20 17:08:25,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-05-20 17:08:25,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:25,839 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:08:25,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 27.714285714285715) internal successors, (194), 7 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 17:08:25,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:25,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:26,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:26,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 17:08:26,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 17:08:26,014 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:08:26,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:08:26,019 INFO L85 PathProgramCache]: Analyzing trace with hash -702060155, now seen corresponding path program 1 times [2023-05-20 17:08:26,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:08:26,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238571693] [2023-05-20 17:08:26,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:08:26,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:08:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:08:26,608 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-20 17:08:26,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:08:26,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238571693] [2023-05-20 17:08:26,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238571693] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 17:08:26,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [858895365] [2023-05-20 17:08:26,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:08:26,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:08:26,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:08:26,611 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 17:08:26,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-20 17:08:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:08:26,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 13 conjunts are in the unsatisfiable core [2023-05-20 17:08:26,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 17:08:27,197 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:08:27,197 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 17:08:27,477 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:08:27,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [858895365] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 17:08:27,478 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 17:08:27,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 22 [2023-05-20 17:08:27,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710625577] [2023-05-20 17:08:27,478 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 17:08:27,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-05-20 17:08:27,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:08:27,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-05-20 17:08:27,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2023-05-20 17:08:27,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:27,482 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:08:27,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 17.136363636363637) internal successors, (377), 22 states have internal predecessors, (377), 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 17:08:27,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:27,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 17:08:27,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:30,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:30,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 17:08:30,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 17:08:30,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-20 17:08:30,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:08:30,537 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:08:30,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:08:30,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1685604192, now seen corresponding path program 1 times [2023-05-20 17:08:30,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:08:30,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860306992] [2023-05-20 17:08:30,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:08:30,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:08:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:08:31,276 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-05-20 17:08:31,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:08:31,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860306992] [2023-05-20 17:08:31,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860306992] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 17:08:31,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691978135] [2023-05-20 17:08:31,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:08:31,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:08:31,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:08:31,283 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 17:08:31,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-20 17:08:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:08:31,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 16 conjunts are in the unsatisfiable core [2023-05-20 17:08:31,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 17:08:31,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 17:08:31,793 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 17:08:32,114 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 17:08:32,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [691978135] provided 1 perfect and 1 imperfect interpolant sequences [2023-05-20 17:08:32,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-05-20 17:08:32,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11, 11] total 25 [2023-05-20 17:08:32,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275582289] [2023-05-20 17:08:32,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:08:32,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-05-20 17:08:32,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:08:32,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-05-20 17:08:32,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=473, Unknown=0, NotChecked=0, Total=600 [2023-05-20 17:08:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:32,117 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:08:32,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 19.272727272727273) internal successors, (212), 11 states have internal predecessors, (212), 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 17:08:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 17:08:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 17:08:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:32,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:32,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 17:08:32,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 17:08:32,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 17:08:32,538 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-20 17:08:32,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:08:32,733 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:08:32,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:08:32,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1673178587, now seen corresponding path program 1 times [2023-05-20 17:08:32,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:08:32,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093106856] [2023-05-20 17:08:32,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:08:32,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:08:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:08:33,246 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 17:08:33,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:08:33,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093106856] [2023-05-20 17:08:33,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093106856] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 17:08:33,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [537354160] [2023-05-20 17:08:33,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:08:33,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:08:33,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:08:33,248 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 17:08:33,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-20 17:08:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:08:33,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 17 conjunts are in the unsatisfiable core [2023-05-20 17:08:33,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 17:08:33,752 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 11 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:08:33,752 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 17:08:34,032 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:08:34,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [537354160] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 17:08:34,033 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 17:08:34,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 27 [2023-05-20 17:08:34,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487019124] [2023-05-20 17:08:34,033 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 17:08:34,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-05-20 17:08:34,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:08:34,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-05-20 17:08:34,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=562, Unknown=0, NotChecked=0, Total=702 [2023-05-20 17:08:34,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:34,039 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:08:34,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 14.62962962962963) internal successors, (395), 27 states have internal predecessors, (395), 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 17:08:34,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:34,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 17:08:34,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 17:08:34,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 17:08:34,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:34,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:08:34,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 17:08:34,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 17:08:34,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 17:08:34,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 17:08:34,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-05-20 17:08:34,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:08:34,621 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:08:34,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:08:34,622 INFO L85 PathProgramCache]: Analyzing trace with hash -967866737, now seen corresponding path program 2 times [2023-05-20 17:08:34,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:08:34,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231500918] [2023-05-20 17:08:34,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:08:34,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:08:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:08:38,130 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:08:38,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:08:38,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231500918] [2023-05-20 17:08:38,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231500918] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 17:08:38,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [998272631] [2023-05-20 17:08:38,131 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-20 17:08:38,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:08:38,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:08:38,132 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 17:08:38,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-20 17:08:38,334 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-20 17:08:38,335 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 17:08:38,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 118 conjunts are in the unsatisfiable core [2023-05-20 17:08:38,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 17:08:38,795 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-05-20 17:08:38,917 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-05-20 17:08:39,084 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-05-20 17:08:39,274 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-05-20 17:08:39,387 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-05-20 17:08:39,618 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-05-20 17:08:39,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-20 17:08:39,934 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2023-05-20 17:08:40,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-20 17:08:40,188 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 29 [2023-05-20 17:08:40,456 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:08:40,457 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 12 [2023-05-20 17:08:40,663 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:08:40,664 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 17:08:41,379 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse5 (* 4 c_~i_3~0))) (let ((.cse3 (+ c_~X_0~0.offset 4 (* 4 c_~i_7~0))) (.cse1 (+ 8 c_~X_0~0.offset .cse5)) (.cse2 (select (select |c_#memory_int| c_~X_0~0.base) (+ c_~X_0~0.offset 4 .cse5)))) (and (forall ((v_ArrVal_350 (Array Int Int))) (let ((.cse0 (select (store |c_#memory_int| |c_thread4Thread1of1ForFork0_~#t6~0.base| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select .cse0 .cse1) .cse2 c_~s_2~0) (+ c_~s_6~0 (select .cse0 .cse3))))) (forall ((v_ArrVal_350 (Array Int Int))) (let ((.cse4 (select (store |c_#memory_int| |c_thread4Thread1of1ForFork0_~#t6~0.base| v_ArrVal_350) c_~X_0~0.base))) (<= (+ c_~s_6~0 (select .cse4 .cse3)) (+ (select .cse4 .cse1) .cse2 c_~s_2~0))))))) is different from false [2023-05-20 17:08:41,494 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse7 (* 4 c_~i_3~0))) (let ((.cse2 (+ 8 c_~X_0~0.offset .cse7)) (.cse4 (+ c_~X_0~0.offset 4 .cse7)) (.cse1 (+ c_~X_0~0.offset 4 (* 4 c_~i_7~0)))) (and (forall ((v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse3 (store |c_#memory_int| |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse0 (select (store .cse3 |c_thread4Thread1of1ForFork0_~#t6~0.base| v_ArrVal_350) c_~X_0~0.base))) (<= (+ c_~s_6~0 (select .cse0 .cse1)) (+ (select .cse0 .cse2) (select (select .cse3 c_~X_0~0.base) .cse4) c_~s_2~0))))) (forall ((v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse6 (store |c_#memory_int| |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse5 (select (store .cse6 |c_thread4Thread1of1ForFork0_~#t6~0.base| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select .cse5 .cse2) (select (select .cse6 c_~X_0~0.base) .cse4) c_~s_2~0) (+ c_~s_6~0 (select .cse5 .cse1))))))))) is different from false [2023-05-20 17:08:41,610 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse7 (* 4 c_~i_3~0))) (let ((.cse2 (+ 8 c_~X_0~0.offset .cse7)) (.cse4 (+ c_~X_0~0.offset 4 .cse7)) (.cse1 (+ c_~X_0~0.offset 4 (* 4 c_~i_7~0)))) (and (forall ((v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse3 (store |c_#memory_int| |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse0 (select (store .cse3 |c_thread4Thread1of1ForFork0_~#t6~0.base| v_ArrVal_350) c_~X_0~0.base))) (<= (+ c_~s_6~0 (select .cse0 .cse1) c_~t_8~0) (+ (select .cse0 .cse2) (select (select .cse3 c_~X_0~0.base) .cse4) c_~s_2~0))))) (forall ((v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse6 (store |c_#memory_int| |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse5 (select (store .cse6 |c_thread4Thread1of1ForFork0_~#t6~0.base| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select .cse5 .cse2) (select (select .cse6 c_~X_0~0.base) .cse4) c_~s_2~0) (+ c_~s_6~0 (select .cse5 .cse1) c_~t_8~0)))))))) is different from false [2023-05-20 17:08:41,822 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse10 (* 4 c_~i_3~0)) (.cse11 (* 4 c_~i_7~0))) (let ((.cse4 (+ 8 c_~X_0~0.offset .cse11)) (.cse6 (+ c_~X_0~0.offset 4 .cse11)) (.cse1 (+ 8 c_~X_0~0.offset .cse10)) (.cse3 (+ c_~X_0~0.offset 4 .cse10))) (and (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse5 (store |c_#memory_int| |c_thread4Thread1of1ForFork0_~#t5~0.base| v_ArrVal_348))) (let ((.cse2 (store .cse5 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse0 (select (store .cse2 |c_thread4Thread1of1ForFork0_~#t6~0.base| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select .cse0 .cse1) (select (select .cse2 c_~X_0~0.base) .cse3) c_~s_2~0) (+ c_~s_6~0 (select .cse0 .cse4) (select (select .cse5 c_~X_0~0.base) .cse6))))))) (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse8 (store |c_#memory_int| |c_thread4Thread1of1ForFork0_~#t5~0.base| v_ArrVal_348))) (let ((.cse9 (store .cse8 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse7 (select (store .cse9 |c_thread4Thread1of1ForFork0_~#t6~0.base| v_ArrVal_350) c_~X_0~0.base))) (<= (+ c_~s_6~0 (select .cse7 .cse4) (select (select .cse8 c_~X_0~0.base) .cse6)) (+ (select .cse7 .cse1) (select (select .cse9 c_~X_0~0.base) .cse3) c_~s_2~0))))))))) is different from false [2023-05-20 17:08:41,854 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse10 (* 4 c_~i_3~0))) (let ((.cse5 (+ c_~X_0~0.offset 4)) (.cse6 (+ 8 c_~X_0~0.offset)) (.cse1 (+ 8 c_~X_0~0.offset .cse10)) (.cse3 (+ c_~X_0~0.offset 4 .cse10))) (and (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse4 (store |c_#memory_int| |c_thread4Thread1of1ForFork0_~#t5~0.base| v_ArrVal_348))) (let ((.cse2 (store .cse4 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse0 (select (store .cse2 |c_thread4Thread1of1ForFork0_~#t6~0.base| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select .cse0 .cse1) (select (select .cse2 c_~X_0~0.base) .cse3) c_~s_2~0) (+ (select (select .cse4 c_~X_0~0.base) .cse5) (select .cse0 .cse6))))))) (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse7 (store |c_#memory_int| |c_thread4Thread1of1ForFork0_~#t5~0.base| v_ArrVal_348))) (let ((.cse9 (store .cse7 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse8 (select (store .cse9 |c_thread4Thread1of1ForFork0_~#t6~0.base| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select (select .cse7 c_~X_0~0.base) .cse5) (select .cse8 .cse6)) (+ (select .cse8 .cse1) (select (select .cse9 c_~X_0~0.base) .cse3) c_~s_2~0))))))))) is different from false [2023-05-20 17:08:41,885 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse10 (* 4 c_~i_3~0))) (let ((.cse5 (+ c_~X_0~0.offset 4 .cse10)) (.cse6 (+ 8 c_~X_0~0.offset .cse10)) (.cse1 (+ c_~X_0~0.offset 4)) (.cse3 (+ 8 c_~X_0~0.offset))) (and (forall ((|v_thread4Thread1of1ForFork0_~#t6~0.base_23| Int)) (or (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t6~0.base_23|)) (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse0 (store |c_#memory_int| |c_thread4Thread1of1ForFork0_~#t5~0.base| v_ArrVal_348))) (let ((.cse4 (store .cse0 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse2 (select (store .cse4 |v_thread4Thread1of1ForFork0_~#t6~0.base_23| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select (select .cse0 c_~X_0~0.base) .cse1) (select .cse2 .cse3)) (+ (select (select .cse4 c_~X_0~0.base) .cse5) (select .cse2 .cse6) c_~s_2~0)))))))) (forall ((|v_thread4Thread1of1ForFork0_~#t6~0.base_23| Int)) (or (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t6~0.base_23|)) (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse9 (store |c_#memory_int| |c_thread4Thread1of1ForFork0_~#t5~0.base| v_ArrVal_348))) (let ((.cse7 (store .cse9 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse8 (select (store .cse7 |v_thread4Thread1of1ForFork0_~#t6~0.base_23| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select (select .cse7 c_~X_0~0.base) .cse5) (select .cse8 .cse6) c_~s_2~0) (+ (select (select .cse9 c_~X_0~0.base) .cse1) (select .cse8 .cse3)))))))))))) is different from false [2023-05-20 17:08:43,929 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse10 (* 4 c_~i_3~0))) (let ((.cse4 (+ 8 c_~X_0~0.offset)) (.cse6 (+ c_~X_0~0.offset 4)) (.cse1 (+ c_~X_0~0.offset 4 .cse10)) (.cse3 (+ 8 c_~X_0~0.offset .cse10))) (and (forall ((|v_thread4Thread1of1ForFork0_~#t5~0.base_23| Int)) (or (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t5~0.base_23|)) (forall ((|v_thread4Thread1of1ForFork0_~#t6~0.base_23| Int)) (or (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse5 (store |c_#memory_int| |v_thread4Thread1of1ForFork0_~#t5~0.base_23| v_ArrVal_348))) (let ((.cse0 (store .cse5 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse2 (select (store .cse0 |v_thread4Thread1of1ForFork0_~#t6~0.base_23| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select (select .cse0 c_~X_0~0.base) .cse1) (select .cse2 .cse3) c_~s_2~0) (+ (select .cse2 .cse4) (select (select .cse5 c_~X_0~0.base) .cse6))))))) (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t6~0.base_23|)))))) (forall ((|v_thread4Thread1of1ForFork0_~#t5~0.base_23| Int)) (or (forall ((|v_thread4Thread1of1ForFork0_~#t6~0.base_23| Int)) (or (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse8 (store |c_#memory_int| |v_thread4Thread1of1ForFork0_~#t5~0.base_23| v_ArrVal_348))) (let ((.cse9 (store .cse8 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse7 (select (store .cse9 |v_thread4Thread1of1ForFork0_~#t6~0.base_23| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select .cse7 .cse4) (select (select .cse8 c_~X_0~0.base) .cse6)) (+ (select (select .cse9 c_~X_0~0.base) .cse1) (select .cse7 .cse3) c_~s_2~0)))))) (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t6~0.base_23|)))) (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t5~0.base_23|))))))) is different from false [2023-05-20 17:08:44,019 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse10 (* 4 c_~i_3~0))) (let ((.cse5 (+ c_~X_0~0.offset 4)) (.cse6 (+ 8 c_~X_0~0.offset)) (.cse1 (+ 8 c_~X_0~0.offset .cse10)) (.cse3 (+ c_~X_0~0.offset 4 .cse10))) (and (forall ((|v_thread4Thread1of1ForFork0_~#t5~0.base_23| Int) (v_ArrVal_347 (Array Int Int))) (or (forall ((|v_thread4Thread1of1ForFork0_~#t6~0.base_23| Int)) (or (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t6~0.base_23|)) (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse4 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_347) |v_thread4Thread1of1ForFork0_~#t5~0.base_23| v_ArrVal_348))) (let ((.cse2 (store .cse4 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse0 (select (store .cse2 |v_thread4Thread1of1ForFork0_~#t6~0.base_23| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select .cse0 .cse1) (select (select .cse2 c_~X_0~0.base) .cse3) c_~s_2~0) (+ (select (select .cse4 c_~X_0~0.base) .cse5) (select .cse0 .cse6))))))))) (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t5~0.base_23|)))) (forall ((|v_thread4Thread1of1ForFork0_~#t5~0.base_23| Int) (v_ArrVal_347 (Array Int Int))) (or (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t5~0.base_23|)) (forall ((|v_thread4Thread1of1ForFork0_~#t6~0.base_23| Int)) (or (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse7 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_347) |v_thread4Thread1of1ForFork0_~#t5~0.base_23| v_ArrVal_348))) (let ((.cse9 (store .cse7 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse8 (select (store .cse9 |v_thread4Thread1of1ForFork0_~#t6~0.base_23| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select (select .cse7 c_~X_0~0.base) .cse5) (select .cse8 .cse6)) (+ (select .cse8 .cse1) (select (select .cse9 c_~X_0~0.base) .cse3) c_~s_2~0)))))) (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t6~0.base_23|))))))))) is different from false [2023-05-20 17:08:44,382 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse10 (* 4 c_~i_3~0))) (let ((.cse4 (+ 8 c_~X_0~0.offset)) (.cse6 (+ c_~X_0~0.offset 4)) (.cse1 (+ 8 c_~X_0~0.offset .cse10)) (.cse3 (+ c_~X_0~0.offset 4 .cse10))) (and (forall ((|v_thread4Thread1of1ForFork0_~#t5~0.base_23| Int) (v_ArrVal_347 (Array Int Int)) (v_ArrVal_346 (Array Int Int))) (or (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t5~0.base_23|)) (forall ((|v_thread4Thread1of1ForFork0_~#t6~0.base_23| Int)) (or (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse5 (store (store (store |c_#memory_int| |c_thread1Thread1of1ForFork3_~#t2~0.base| v_ArrVal_346) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_347) |v_thread4Thread1of1ForFork0_~#t5~0.base_23| v_ArrVal_348))) (let ((.cse2 (store .cse5 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse0 (select (store .cse2 |v_thread4Thread1of1ForFork0_~#t6~0.base_23| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select .cse0 .cse1) (select (select .cse2 c_~X_0~0.base) .cse3) c_~s_2~0) (+ (select .cse0 .cse4) (select (select .cse5 c_~X_0~0.base) .cse6))))))) (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t6~0.base_23|)))))) (forall ((|v_thread4Thread1of1ForFork0_~#t5~0.base_23| Int) (v_ArrVal_347 (Array Int Int)) (v_ArrVal_346 (Array Int Int))) (or (forall ((|v_thread4Thread1of1ForFork0_~#t6~0.base_23| Int)) (or (forall ((v_ArrVal_348 (Array Int Int)) (v_ArrVal_349 (Array Int Int)) (v_ArrVal_350 (Array Int Int))) (let ((.cse8 (store (store (store |c_#memory_int| |c_thread1Thread1of1ForFork3_~#t2~0.base| v_ArrVal_346) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_347) |v_thread4Thread1of1ForFork0_~#t5~0.base_23| v_ArrVal_348))) (let ((.cse9 (store .cse8 |c_thread1Thread1of1ForFork3_~#t3~0.base| v_ArrVal_349))) (let ((.cse7 (select (store .cse9 |v_thread4Thread1of1ForFork0_~#t6~0.base_23| v_ArrVal_350) c_~X_0~0.base))) (<= (+ (select .cse7 .cse4) (select (select .cse8 c_~X_0~0.base) .cse6)) (+ (select .cse7 .cse1) (select (select .cse9 c_~X_0~0.base) .cse3) c_~s_2~0)))))) (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t6~0.base_23|)))) (not (< |c_#StackHeapBarrier| |v_thread4Thread1of1ForFork0_~#t5~0.base_23|))))))) is different from false [2023-05-20 17:09:51,317 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:09:51,317 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 68 [2023-05-20 17:09:51,337 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2511862 treesize of output 2441206 [2023-05-20 17:12:08,120 WARN L233 SmtUtils]: Spent 2.28m on a formula simplification. DAG size of input: 833 DAG size of output: 829 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-20 17:12:08,183 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2336758 treesize of output 2289654 [2023-05-20 17:12:14,109 WARN L233 SmtUtils]: Spent 5.92s on a formula simplification that was a NOOP. DAG size: 828 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-20 17:12:14,151 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2289654 treesize of output 2125814 [2023-05-20 17:12:20,122 WARN L233 SmtUtils]: Spent 5.97s on a formula simplification that was a NOOP. DAG size: 827 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-20 17:12:20,162 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2125814 treesize of output 1863670 [2023-05-20 17:12:26,210 WARN L233 SmtUtils]: Spent 6.05s on a formula simplification that was a NOOP. DAG size: 826 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-20 17:12:26,260 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1863670 treesize of output 1601526 [2023-05-20 17:12:32,155 WARN L233 SmtUtils]: Spent 5.89s on a formula simplification that was a NOOP. DAG size: 825 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-20 17:12:32,208 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1601526 treesize of output 1511414 [2023-05-20 17:12:38,058 WARN L233 SmtUtils]: Spent 5.85s on a formula simplification that was a NOOP. DAG size: 821 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-20 17:13:19,380 WARN L233 SmtUtils]: Spent 29.73s on a formula simplification. DAG size of input: 816 DAG size of output: 816 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-20 17:13:44,974 WARN L233 SmtUtils]: Spent 19.48s on a formula simplification. DAG size of input: 814 DAG size of output: 814 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-20 17:13:59,161 WARN L233 SmtUtils]: Spent 11.22s on a formula simplification. DAG size of input: 468 DAG size of output: 468 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-20 17:14:13,737 WARN L233 SmtUtils]: Spent 13.14s on a formula simplification. DAG size of input: 466 DAG size of output: 466 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-20 17:14:29,344 WARN L233 SmtUtils]: Spent 14.15s on a formula simplification. DAG size of input: 464 DAG size of output: 464 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) Received shutdown request... [2023-05-20 17:21:57,205 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-20 17:21:57,209 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 17:21:57,209 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 17:21:57,209 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 17:21:57,209 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 17:21:57,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-20 17:21:57,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:21:57,411 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 221 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. [2023-05-20 17:21:57,412 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-20 17:21:57,412 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-20 17:21:57,413 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2023-05-20 17:21:57,414 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was TIMEOUT,TIMEOUT,TIMEOUT (2/3) [2023-05-20 17:21:57,415 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 17:21:57,415 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 17:21:57,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 05:21:57 BasicIcfg [2023-05-20 17:21:57,417 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 17:21:57,418 INFO L158 Benchmark]: Toolchain (without parser) took 846441.25ms. Allocated memory was 223.3MB in the beginning and 6.9GB in the end (delta: 6.7GB). Free memory was 170.5MB in the beginning and 3.2GB in the end (delta: -3.0GB). Peak memory consumption was 4.6GB. Max. memory is 8.0GB. [2023-05-20 17:21:57,418 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 223.3MB. Free memory is still 187.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 17:21:57,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.75ms. Allocated memory is still 223.3MB. Free memory was 170.3MB in the beginning and 198.0MB in the end (delta: -27.7MB). Peak memory consumption was 12.8MB. Max. memory is 8.0GB. [2023-05-20 17:21:57,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.52ms. Allocated memory is still 223.3MB. Free memory was 198.0MB in the beginning and 195.3MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-20 17:21:57,419 INFO L158 Benchmark]: Boogie Preprocessor took 48.42ms. Allocated memory is still 223.3MB. Free memory was 195.3MB in the beginning and 193.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 17:21:57,419 INFO L158 Benchmark]: RCFGBuilder took 767.73ms. Allocated memory is still 223.3MB. Free memory was 193.2MB in the beginning and 139.3MB in the end (delta: 53.9MB). Peak memory consumption was 53.5MB. Max. memory is 8.0GB. [2023-05-20 17:21:57,420 INFO L158 Benchmark]: TraceAbstraction took 845310.62ms. Allocated memory was 223.3MB in the beginning and 6.9GB in the end (delta: 6.7GB). Free memory was 138.0MB in the beginning and 3.2GB in the end (delta: -3.1GB). Peak memory consumption was 4.6GB. Max. memory is 8.0GB. [2023-05-20 17:21:57,424 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 223.3MB. Free memory is still 187.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 263.75ms. Allocated memory is still 223.3MB. Free memory was 170.3MB in the beginning and 198.0MB in the end (delta: -27.7MB). Peak memory consumption was 12.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.52ms. Allocated memory is still 223.3MB. Free memory was 198.0MB in the beginning and 195.3MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.42ms. Allocated memory is still 223.3MB. Free memory was 195.3MB in the beginning and 193.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 767.73ms. Allocated memory is still 223.3MB. Free memory was 193.2MB in the beginning and 139.3MB in the end (delta: 53.9MB). Peak memory consumption was 53.5MB. Max. memory is 8.0GB. * TraceAbstraction took 845310.62ms. Allocated memory was 223.3MB in the beginning and 6.9GB in the end (delta: 6.7GB). Free memory was 138.0MB in the beginning and 3.2GB in the end (delta: -3.1GB). Peak memory consumption was 4.6GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3563901, independent: 3434589, independent conditional: 3422788, independent unconditional: 11801, dependent: 129312, dependent conditional: 129168, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3493383, independent: 3434589, independent conditional: 3422788, independent unconditional: 11801, dependent: 58794, dependent conditional: 58650, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3493383, independent: 3434589, independent conditional: 3422788, independent unconditional: 11801, dependent: 58794, dependent conditional: 58650, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3493383, independent: 3434589, independent conditional: 0, independent unconditional: 3434589, dependent: 58794, dependent conditional: 0, dependent unconditional: 58794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3493383, independent: 3434589, independent conditional: 0, independent unconditional: 3434589, dependent: 58794, dependent conditional: 0, dependent unconditional: 58794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3493383, independent: 3434589, independent conditional: 0, independent unconditional: 3434589, dependent: 58794, dependent conditional: 0, dependent unconditional: 58794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11342, independent: 11198, independent conditional: 0, independent unconditional: 11198, dependent: 144, dependent conditional: 0, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11342, independent: 11171, independent conditional: 0, independent unconditional: 11171, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 144, dependent conditional: 0, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 144, dependent conditional: 0, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 423, independent: 71, independent conditional: 0, independent unconditional: 71, dependent: 352, dependent conditional: 0, dependent unconditional: 352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3493383, independent: 3423391, independent conditional: 0, independent unconditional: 3423391, dependent: 58650, dependent conditional: 0, dependent unconditional: 58650, unknown: 11342, unknown conditional: 0, unknown unconditional: 11342] , Statistics on independence cache: Total cache size (in pairs): 11342, Positive cache size: 11198, Positive conditional cache size: 0, Positive unconditional cache size: 11198, Negative cache size: 144, Negative conditional cache size: 0, Negative unconditional cache size: 144, 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: 70518 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 9.8s, Number of persistent set computation: 217696, Number of trivial persistent sets: 153635, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11945, independent: 11801, independent conditional: 0, independent unconditional: 11801, dependent: 144, dependent conditional: 0, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3563901, independent: 3434589, independent conditional: 3422788, independent unconditional: 11801, dependent: 129312, dependent conditional: 129168, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3493383, independent: 3434589, independent conditional: 3422788, independent unconditional: 11801, dependent: 58794, dependent conditional: 58650, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3493383, independent: 3434589, independent conditional: 3422788, independent unconditional: 11801, dependent: 58794, dependent conditional: 58650, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3493383, independent: 3434589, independent conditional: 0, independent unconditional: 3434589, dependent: 58794, dependent conditional: 0, dependent unconditional: 58794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3493383, independent: 3434589, independent conditional: 0, independent unconditional: 3434589, dependent: 58794, dependent conditional: 0, dependent unconditional: 58794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3493383, independent: 3434589, independent conditional: 0, independent unconditional: 3434589, dependent: 58794, dependent conditional: 0, dependent unconditional: 58794, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11342, independent: 11198, independent conditional: 0, independent unconditional: 11198, dependent: 144, dependent conditional: 0, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11342, independent: 11171, independent conditional: 0, independent unconditional: 11171, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 144, dependent conditional: 0, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 144, dependent conditional: 0, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 423, independent: 71, independent conditional: 0, independent unconditional: 71, dependent: 352, dependent conditional: 0, dependent unconditional: 352, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3493383, independent: 3423391, independent conditional: 0, independent unconditional: 3423391, dependent: 58650, dependent conditional: 0, dependent unconditional: 58650, unknown: 11342, unknown conditional: 0, unknown unconditional: 11342] , Statistics on independence cache: Total cache size (in pairs): 11342, Positive cache size: 11198, Positive conditional cache size: 0, Positive unconditional cache size: 11198, Negative cache size: 144, Negative conditional cache size: 0, Negative unconditional cache size: 144, 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: 70518 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 130928, independent: 126598, independent conditional: 114850, independent unconditional: 11748, dependent: 4330, dependent conditional: 4234, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 127264, independent: 126598, independent conditional: 114850, independent unconditional: 11748, dependent: 666, dependent conditional: 570, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 127264, independent: 126598, independent conditional: 114850, independent unconditional: 11748, dependent: 666, dependent conditional: 570, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 128448, independent: 126598, independent conditional: 41, independent unconditional: 126557, dependent: 1850, dependent conditional: 1143, dependent unconditional: 707, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 128448, independent: 126598, independent conditional: 41, independent unconditional: 126557, dependent: 1850, dependent conditional: 547, dependent unconditional: 1303, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 128448, independent: 126598, independent conditional: 41, independent unconditional: 126557, dependent: 1850, dependent conditional: 547, dependent unconditional: 1303, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11423, independent: 11309, independent conditional: 2, independent unconditional: 11307, dependent: 114, dependent conditional: 18, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11423, independent: 11289, independent conditional: 0, independent unconditional: 11289, dependent: 134, dependent conditional: 0, dependent unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 134, independent: 20, independent conditional: 2, independent unconditional: 18, dependent: 114, dependent conditional: 18, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 134, independent: 20, independent conditional: 2, independent unconditional: 18, dependent: 114, dependent conditional: 18, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 280, independent: 40, independent conditional: 7, independent unconditional: 33, dependent: 240, dependent conditional: 52, dependent unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 128448, independent: 115289, independent conditional: 39, independent unconditional: 115250, dependent: 1736, dependent conditional: 529, dependent unconditional: 1207, unknown: 11423, unknown conditional: 20, unknown unconditional: 11403] , Statistics on independence cache: Total cache size (in pairs): 11423, Positive cache size: 11309, Positive conditional cache size: 2, Positive unconditional cache size: 11307, Negative cache size: 114, Negative conditional cache size: 18, Negative unconditional cache size: 96, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 596, Maximal queried relation: 4, Independence queries for same thread: 3664 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.0s, Number of persistent set computation: 16923, Number of trivial persistent sets: 16906, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11844, independent: 11748, independent conditional: 0, independent unconditional: 11748, dependent: 96, dependent conditional: 0, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 130928, independent: 126598, independent conditional: 114850, independent unconditional: 11748, dependent: 4330, dependent conditional: 4234, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 127264, independent: 126598, independent conditional: 114850, independent unconditional: 11748, dependent: 666, dependent conditional: 570, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 127264, independent: 126598, independent conditional: 114850, independent unconditional: 11748, dependent: 666, dependent conditional: 570, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 128448, independent: 126598, independent conditional: 41, independent unconditional: 126557, dependent: 1850, dependent conditional: 1143, dependent unconditional: 707, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 128448, independent: 126598, independent conditional: 41, independent unconditional: 126557, dependent: 1850, dependent conditional: 547, dependent unconditional: 1303, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 128448, independent: 126598, independent conditional: 41, independent unconditional: 126557, dependent: 1850, dependent conditional: 547, dependent unconditional: 1303, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11423, independent: 11309, independent conditional: 2, independent unconditional: 11307, dependent: 114, dependent conditional: 18, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11423, independent: 11289, independent conditional: 0, independent unconditional: 11289, dependent: 134, dependent conditional: 0, dependent unconditional: 134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 134, independent: 20, independent conditional: 2, independent unconditional: 18, dependent: 114, dependent conditional: 18, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 134, independent: 20, independent conditional: 2, independent unconditional: 18, dependent: 114, dependent conditional: 18, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 280, independent: 40, independent conditional: 7, independent unconditional: 33, dependent: 240, dependent conditional: 52, dependent unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 128448, independent: 115289, independent conditional: 39, independent unconditional: 115250, dependent: 1736, dependent conditional: 529, dependent unconditional: 1207, unknown: 11423, unknown conditional: 20, unknown unconditional: 11403] , Statistics on independence cache: Total cache size (in pairs): 11423, Positive cache size: 11309, Positive conditional cache size: 2, Positive unconditional cache size: 11307, Negative cache size: 114, Negative conditional cache size: 18, Negative unconditional cache size: 96, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 596, Maximal queried relation: 4, Independence queries for same thread: 3664 - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 221 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 168]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 221 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 169]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 221 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ATOM-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread4Thread1of1ForFork0 with 1 thread instances CFG has 13 procedures, 323 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 32.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 31.9s, 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, 323 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 813.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 4.1s, 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: 56, 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: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 1668 NumberOfCodeBlocks, 1668 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2291 ConstructedInterpolants, 0 QuantifiedInterpolants, 6304 SizeOfPredicates, 32 NumberOfNonLiveVariables, 1903 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 159/246 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown