/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.partial.order.reduction.in.concurrent.analysis DPOR_SLEEP_NEW_STATES -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dpor-99e0210 [2023-03-23 22:12:01,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-23 22:12:01,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-23 22:12:01,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-23 22:12:01,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-23 22:12:01,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-23 22:12:01,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-23 22:12:01,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-23 22:12:01,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-23 22:12:01,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-23 22:12:01,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-23 22:12:01,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-23 22:12:01,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-23 22:12:01,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-23 22:12:01,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-23 22:12:01,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-23 22:12:01,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-23 22:12:01,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-23 22:12:01,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-23 22:12:01,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-23 22:12:01,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-23 22:12:01,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-23 22:12:01,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-23 22:12:01,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-23 22:12:01,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-23 22:12:01,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-23 22:12:01,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-23 22:12:01,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-23 22:12:01,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-23 22:12:01,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-23 22:12:01,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-23 22:12:01,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-23 22:12:01,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-23 22:12:01,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-23 22:12:01,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-23 22:12:01,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-23 22:12:01,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-23 22:12:01,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-23 22:12:01,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-23 22:12:01,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-23 22:12:01,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-23 22:12:01,321 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-03-23 22:12:01,335 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-23 22:12:01,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-23 22:12:01,335 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-23 22:12:01,335 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-23 22:12:01,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-23 22:12:01,336 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-23 22:12:01,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-23 22:12:01,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-23 22:12:01,336 INFO L138 SettingsManager]: * Use SBE=true [2023-03-23 22:12:01,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-23 22:12:01,338 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-23 22:12:01,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-23 22:12:01,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-23 22:12:01,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-23 22:12:01,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-23 22:12:01,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-23 22:12:01,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-23 22:12:01,338 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-23 22:12:01,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-23 22:12:01,339 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-23 22:12:01,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-23 22:12:01,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-23 22:12:01,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-23 22:12:01,339 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-03-23 22:12:01,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-23 22:12:01,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 22:12:01,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-23 22:12:01,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-23 22:12:01,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-23 22:12:01,340 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-23 22:12:01,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-23 22:12:01,340 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-03-23 22:12:01,340 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-03-23 22:12:01,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-23 22:12:01,340 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-03-23 22:12:01,340 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-03-23 22:12:01,340 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Partial Order Reduction in concurrent analysis -> DPOR_SLEEP_NEW_STATES [2023-03-23 22:12:01,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-23 22:12:01,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-23 22:12:01,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-23 22:12:01,545 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-23 22:12:01,545 INFO L275 PluginConnector]: CDTParser initialized [2023-03-23 22:12:01,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c [2023-03-23 22:12:02,497 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-23 22:12:02,679 INFO L351 CDTParser]: Found 1 translation units. [2023-03-23 22:12:02,679 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c [2023-03-23 22:12:02,684 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6455441b0/199841ad595e4438aa3c5624ad464818/FLAG513cbd895 [2023-03-23 22:12:02,694 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6455441b0/199841ad595e4438aa3c5624ad464818 [2023-03-23 22:12:02,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-23 22:12:02,696 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-03-23 22:12:02,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-23 22:12:02,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-23 22:12:02,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-23 22:12:02,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2961f2ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02, skipping insertion in model container [2023-03-23 22:12:02,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-23 22:12:02,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-23 22:12:02,874 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c[2975,2988] [2023-03-23 22:12:02,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 22:12:02,889 INFO L203 MainTranslator]: Completed pre-run [2023-03-23 22:12:02,914 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c[2975,2988] [2023-03-23 22:12:02,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 22:12:02,925 INFO L208 MainTranslator]: Completed translation [2023-03-23 22:12:02,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02 WrapperNode [2023-03-23 22:12:02,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-23 22:12:02,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-03-23 22:12:02,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-03-23 22:12:02,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-03-23 22:12:02,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,958 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 207 [2023-03-23 22:12:02,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-03-23 22:12:02,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-23 22:12:02,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-23 22:12:02,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-23 22:12:02,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,974 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-23 22:12:02,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-23 22:12:02,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-23 22:12:02,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-23 22:12:02,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (1/1) ... [2023-03-23 22:12:02,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 22:12:02,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 22:12:03,003 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) [2023-03-23 22:12:03,013 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 [2023-03-23 22:12:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-23 22:12:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-03-23 22:12:03,031 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-03-23 22:12:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-03-23 22:12:03,031 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-03-23 22:12:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-23 22:12:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-23 22:12:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-23 22:12:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-23 22:12:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-23 22:12:03,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-23 22:12:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-23 22:12:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-23 22:12:03,032 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-03-23 22:12:03,120 INFO L236 CfgBuilder]: Building ICFG [2023-03-23 22:12:03,121 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-23 22:12:03,356 INFO L277 CfgBuilder]: Performing block encoding [2023-03-23 22:12:03,362 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-23 22:12:03,362 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-03-23 22:12:03,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 10:12:03 BoogieIcfgContainer [2023-03-23 22:12:03,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-23 22:12:03,365 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-23 22:12:03,365 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-23 22:12:03,367 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-23 22:12:03,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.03 10:12:02" (1/3) ... [2023-03-23 22:12:03,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40eb93ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.03 10:12:03, skipping insertion in model container [2023-03-23 22:12:03,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 10:12:02" (2/3) ... [2023-03-23 22:12:03,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40eb93ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.03 10:12:03, skipping insertion in model container [2023-03-23 22:12:03,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 10:12:03" (3/3) ... [2023-03-23 22:12:03,369 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-5.wvr.c [2023-03-23 22:12:03,374 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-03-23 22:12:03,380 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-23 22:12:03,380 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-23 22:12:03,380 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-03-23 22:12:03,458 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-03-23 22:12:03,488 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-23 22:12:03,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-03-23 22:12:03,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 22:12:03,489 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) [2023-03-23 22:12:03,492 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 [2023-03-23 22:12:03,513 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-03-23 22:12:03,518 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-03-23 22:12:03,522 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;@42d94bb6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-23 22:12:03,522 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-03-23 22:12:11,755 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-03-23 22:12:11,760 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 22:12:11,760 INFO L85 PathProgramCache]: Analyzing trace with hash -1890138729, now seen corresponding path program 1 times [2023-03-23 22:12:11,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 22:12:11,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624697202] [2023-03-23 22:12:11,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:12:11,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 22:12:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:12:11,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 22:12:11,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 22:12:11,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624697202] [2023-03-23 22:12:11,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624697202] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-23 22:12:11,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-23 22:12:11,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-03-23 22:12:11,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014265771] [2023-03-23 22:12:11,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-23 22:12:11,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-03-23 22:12:11,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 22:12:12,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-03-23 22:12:12,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-03-23 22:12:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:12,015 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 22:12:12,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 68.5) internal successors, (137), 2 states have internal predecessors, (137), 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) [2023-03-23 22:12:12,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:12,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:12,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-23 22:12:12,943 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-03-23 22:12:12,944 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 22:12:12,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1604965377, now seen corresponding path program 1 times [2023-03-23 22:12:12,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 22:12:12,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897810517] [2023-03-23 22:12:12,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:12:12,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 22:12:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:12:13,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 22:12:13,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 22:12:13,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897810517] [2023-03-23 22:12:13,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897810517] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-23 22:12:13,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-23 22:12:13,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-03-23 22:12:13,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034624065] [2023-03-23 22:12:13,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-23 22:12:13,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-03-23 22:12:13,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 22:12:13,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-03-23 22:12:13,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-03-23 22:12:13,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:13,582 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 22:12:13,583 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.727272727272727) internal successors, (129), 11 states have internal predecessors, (129), 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) [2023-03-23 22:12:13,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:13,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:14,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:14,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:12:14,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-03-23 22:12:14,897 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-03-23 22:12:14,898 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 22:12:14,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1179938635, now seen corresponding path program 1 times [2023-03-23 22:12:14,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 22:12:14,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700205409] [2023-03-23 22:12:14,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:12:14,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 22:12:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:12:15,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 22:12:15,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 22:12:15,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700205409] [2023-03-23 22:12:15,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700205409] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-23 22:12:15,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1139235294] [2023-03-23 22:12:15,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:12:15,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:12:15,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 22:12:15,258 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-23 22:12:15,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-03-23 22:12:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:12:15,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 9 conjunts are in the unsatisfiable core [2023-03-23 22:12:15,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-23 22:12:15,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-03-23 22:12:15,591 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-23 22:12:15,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1139235294] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-23 22:12:15,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-23 22:12:15,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2023-03-23 22:12:15,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130416840] [2023-03-23 22:12:15,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-23 22:12:15,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-03-23 22:12:15,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 22:12:15,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-03-23 22:12:15,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2023-03-23 22:12:15,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:15,598 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 22:12:15,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.625) internal successors, (141), 8 states have internal predecessors, (141), 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) [2023-03-23 22:12:15,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:15,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:12:15,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:16,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:16,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:12:16,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:12:16,728 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-03-23 22:12:16,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-03-23 22:12:16,928 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-03-23 22:12:16,928 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 22:12:16,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1094473074, now seen corresponding path program 1 times [2023-03-23 22:12:16,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 22:12:16,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46860438] [2023-03-23 22:12:16,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:12:16,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 22:12:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:12:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-03-23 22:12:17,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 22:12:17,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46860438] [2023-03-23 22:12:17,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46860438] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-23 22:12:17,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [722713661] [2023-03-23 22:12:17,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:12:17,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:12:17,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 22:12:17,245 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) [2023-03-23 22:12:17,247 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-03-23 22:12:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:12:17,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 33 conjunts are in the unsatisfiable core [2023-03-23 22:12:17,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-23 22:12:17,877 INFO L321 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-03-23 22:12:17,877 INFO L350 Elim1Store]: Elim1 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 19 treesize of output 10 [2023-03-23 22:12:17,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 22:12:17,959 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-23 22:12:18,449 INFO L321 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-03-23 22:12:18,450 INFO L350 Elim1Store]: Elim1 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 19 treesize of output 7 [2023-03-23 22:12:18,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 22:12:18,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [722713661] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-23 22:12:18,986 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-23 22:12:18,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 18, 18] total 40 [2023-03-23 22:12:18,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737887201] [2023-03-23 22:12:18,986 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-23 22:12:18,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-03-23 22:12:18,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 22:12:18,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-03-23 22:12:18,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1436, Unknown=0, NotChecked=0, Total=1560 [2023-03-23 22:12:18,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:18,988 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 22:12:18,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 9.875) internal successors, (395), 40 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) [2023-03-23 22:12:18,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:18,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:12:18,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:12:18,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:21,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:21,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:12:21,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:12:21,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-03-23 22:12:21,545 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-03-23 22:12:21,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:12:21,745 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-03-23 22:12:21,745 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 22:12:21,745 INFO L85 PathProgramCache]: Analyzing trace with hash 622056987, now seen corresponding path program 2 times [2023-03-23 22:12:21,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 22:12:21,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963634956] [2023-03-23 22:12:21,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:12:21,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 22:12:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:12:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-03-23 22:12:22,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 22:12:22,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963634956] [2023-03-23 22:12:22,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963634956] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-23 22:12:22,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854173211] [2023-03-23 22:12:22,172 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-03-23 22:12:22,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:12:22,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 22:12:22,173 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) [2023-03-23 22:12:22,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-03-23 22:12:22,517 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-03-23 22:12:22,517 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-03-23 22:12:22,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 88 conjunts are in the unsatisfiable core [2023-03-23 22:12:22,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-23 22:12:22,951 INFO L350 Elim1Store]: Elim1 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 11 treesize of output 7 [2023-03-23 22:12:23,116 INFO L350 Elim1Store]: Elim1 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 11 treesize of output 7 [2023-03-23 22:12:23,404 INFO L350 Elim1Store]: Elim1 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 [2023-03-23 22:12:23,480 INFO L350 Elim1Store]: Elim1 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 [2023-03-23 22:12:25,123 INFO L321 Elim1Store]: treesize reduction 34, result has 30.6 percent of original size [2023-03-23 22:12:25,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 79 treesize of output 48 [2023-03-23 22:12:25,285 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 22:12:25,285 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-23 22:12:29,821 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-03-23 22:12:29,822 INFO L350 Elim1Store]: Elim1 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 634 treesize of output 299 [2023-03-23 22:12:29,902 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-03-23 22:12:29,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 1588 treesize of output 1484 [2023-03-23 22:12:30,016 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-03-23 22:12:30,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 357 treesize of output 325 [2023-03-23 22:12:31,810 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-03-23 22:12:31,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 256 treesize of output 332 [2023-03-23 22:12:45,006 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 22:12:45,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854173211] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-23 22:12:45,007 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-23 22:12:45,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 44, 41] total 93 [2023-03-23 22:12:45,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421936523] [2023-03-23 22:12:45,007 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-23 22:12:45,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 93 states [2023-03-23 22:12:45,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 22:12:45,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2023-03-23 22:12:45,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=578, Invalid=7922, Unknown=56, NotChecked=0, Total=8556 [2023-03-23 22:12:45,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:45,010 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 22:12:45,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 93 states, 93 states have (on average 5.10752688172043) internal successors, (475), 93 states have internal predecessors, (475), 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) [2023-03-23 22:12:45,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:45,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:12:45,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:12:45,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-03-23 22:12:45,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:49,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2023-03-23 22:12:59,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:12:59,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:12:59,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:12:59,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-03-23 22:12:59,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-03-23 22:12:59,224 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-03-23 22:12:59,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:12:59,418 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-03-23 22:12:59,418 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 22:12:59,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1365087912, now seen corresponding path program 3 times [2023-03-23 22:12:59,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 22:12:59,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832093419] [2023-03-23 22:12:59,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:12:59,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 22:12:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:12:59,842 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-03-23 22:12:59,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 22:12:59,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832093419] [2023-03-23 22:12:59,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832093419] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-23 22:12:59,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1003723115] [2023-03-23 22:12:59,842 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-03-23 22:12:59,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:12:59,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 22:12:59,845 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) [2023-03-23 22:12:59,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-03-23 22:13:00,420 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-03-23 22:13:00,420 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-03-23 22:13:00,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 30 conjunts are in the unsatisfiable core [2023-03-23 22:13:00,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-23 22:13:00,736 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-03-23 22:13:00,737 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-23 22:13:01,155 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-03-23 22:13:01,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1003723115] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-23 22:13:01,156 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-23 22:13:01,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 31 [2023-03-23 22:13:01,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731081091] [2023-03-23 22:13:01,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-23 22:13:01,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2023-03-23 22:13:01,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 22:13:01,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2023-03-23 22:13:01,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=835, Unknown=0, NotChecked=0, Total=930 [2023-03-23 22:13:01,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:01,157 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 22:13:01,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 8.096774193548388) internal successors, (251), 31 states have internal predecessors, (251), 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) [2023-03-23 22:13:01,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:01,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:13:01,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:13:01,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-03-23 22:13:01,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-03-23 22:13:01,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:04,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:04,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:13:04,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:13:04,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-03-23 22:13:04,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-03-23 22:13:04,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-03-23 22:13:04,999 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-03-23 22:13:05,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:13:05,195 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-03-23 22:13:05,195 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 22:13:05,196 INFO L85 PathProgramCache]: Analyzing trace with hash 636383090, now seen corresponding path program 4 times [2023-03-23 22:13:05,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 22:13:05,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346141528] [2023-03-23 22:13:05,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:13:05,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 22:13:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:13:31,754 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 22:13:31,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 22:13:31,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346141528] [2023-03-23 22:13:31,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346141528] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-23 22:13:31,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405197409] [2023-03-23 22:13:31,755 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-03-23 22:13:31,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:13:31,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 22:13:31,756 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) [2023-03-23 22:13:31,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-03-23 22:13:31,856 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-03-23 22:13:31,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-03-23 22:13:31,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 67 conjunts are in the unsatisfiable core [2023-03-23 22:13:31,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-23 22:13:34,399 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-03-23 22:13:34,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 93 treesize of output 82 [2023-03-23 22:13:34,479 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 22:13:34,480 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-23 22:13:36,522 INFO L321 Elim1Store]: treesize reduction 20, result has 92.7 percent of original size [2023-03-23 22:13:36,523 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 14 new quantified variables, introduced 28 case distinctions, treesize of input 106 treesize of output 310 [2023-03-23 22:13:38,121 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 22:13:38,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405197409] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-23 22:13:38,122 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-23 22:13:38,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 35, 34] total 112 [2023-03-23 22:13:38,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47424682] [2023-03-23 22:13:38,122 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-23 22:13:38,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 112 states [2023-03-23 22:13:38,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 22:13:38,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 112 interpolants. [2023-03-23 22:13:38,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=834, Invalid=11598, Unknown=0, NotChecked=0, Total=12432 [2023-03-23 22:13:38,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:38,126 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 22:13:38,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 112 states, 112 states have (on average 4.910714285714286) internal successors, (550), 112 states have internal predecessors, (550), 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) [2023-03-23 22:13:38,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:38,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:13:38,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:13:38,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-03-23 22:13:38,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-03-23 22:13:38,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-03-23 22:13:38,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:51,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:51,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:13:51,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:13:51,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-03-23 22:13:51,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-03-23 22:13:51,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-03-23 22:13:51,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-03-23 22:13:51,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-03-23 22:13:51,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:13:51,565 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-03-23 22:13:51,565 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 22:13:51,565 INFO L85 PathProgramCache]: Analyzing trace with hash -618129025, now seen corresponding path program 5 times [2023-03-23 22:13:51,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 22:13:51,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220909307] [2023-03-23 22:13:51,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:13:51,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 22:13:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:13:52,043 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 2 proven. 123 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-03-23 22:13:52,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 22:13:52,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220909307] [2023-03-23 22:13:52,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220909307] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-23 22:13:52,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1070765196] [2023-03-23 22:13:52,044 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-03-23 22:13:52,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:13:52,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 22:13:52,045 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-23 22:13:52,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-03-23 22:13:52,229 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2023-03-23 22:13:52,230 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-03-23 22:13:52,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 41 conjunts are in the unsatisfiable core [2023-03-23 22:13:52,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-23 22:13:52,679 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-03-23 22:13:52,680 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-23 22:13:53,707 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 5 proven. 120 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-03-23 22:13:53,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1070765196] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-23 22:13:53,707 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-23 22:13:53,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18, 16] total 44 [2023-03-23 22:13:53,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881023263] [2023-03-23 22:13:53,707 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-23 22:13:53,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2023-03-23 22:13:53,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 22:13:53,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2023-03-23 22:13:53,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=1545, Unknown=0, NotChecked=0, Total=1892 [2023-03-23 22:13:53,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:53,709 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 22:13:53,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 7.590909090909091) internal successors, (334), 44 states have internal predecessors, (334), 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) [2023-03-23 22:13:53,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:53,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:13:53,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:13:53,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-03-23 22:13:53,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-03-23 22:13:53,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-03-23 22:13:53,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-03-23 22:13:53,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:58,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:13:58,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:13:58,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:13:58,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-03-23 22:13:58,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-03-23 22:13:58,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-03-23 22:13:58,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-03-23 22:13:58,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-03-23 22:13:58,764 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-03-23 22:13:58,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:13:58,962 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-03-23 22:13:58,963 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 22:13:58,963 INFO L85 PathProgramCache]: Analyzing trace with hash -511590777, now seen corresponding path program 1 times [2023-03-23 22:13:58,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 22:13:58,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247502951] [2023-03-23 22:13:58,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:13:58,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 22:13:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:14:00,037 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-03-23 22:14:00,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 22:14:00,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247502951] [2023-03-23 22:14:00,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247502951] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-23 22:14:00,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245253788] [2023-03-23 22:14:00,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:14:00,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 22:14:00,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 22:14:00,038 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-23 22:14:00,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-03-23 22:14:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 22:14:00,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 62 conjunts are in the unsatisfiable core [2023-03-23 22:14:00,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-23 22:14:01,382 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-03-23 22:14:01,383 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-23 22:14:02,821 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-03-23 22:14:02,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245253788] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-23 22:14:02,821 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-23 22:14:02,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 79 [2023-03-23 22:14:02,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022373654] [2023-03-23 22:14:02,822 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-23 22:14:02,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2023-03-23 22:14:02,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 22:14:02,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2023-03-23 22:14:02,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=426, Invalid=5736, Unknown=0, NotChecked=0, Total=6162 [2023-03-23 22:14:02,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:14:02,825 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 22:14:02,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 6.620253164556962) internal successors, (523), 79 states have internal predecessors, (523), 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) [2023-03-23 22:14:02,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:14:02,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:14:02,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:14:02,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-03-23 22:14:02,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-03-23 22:14:02,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-03-23 22:14:02,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-03-23 22:14:02,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-03-23 22:14:02,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:14:20,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 22:14:20,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-03-23 22:14:20,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-03-23 22:14:20,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-03-23 22:14:20,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-03-23 22:14:20,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-03-23 22:14:20,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-03-23 22:14:20,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-03-23 22:14:20,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-03-23 22:14:20,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-03-23 22:14:20,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-03-23 22:14:20,388 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-03-23 22:14:20,388 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 22:14:20,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1366966939, now seen corresponding path program 2 times [2023-03-23 22:14:20,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 22:14:20,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220664048] [2023-03-23 22:14:20,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 22:14:20,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 22:14:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-03-23 22:20:48,958 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:48,993 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 [2023-03-23 22:20:48,993 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 [2023-03-23 22:20:48,993 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,020 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,046 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,073 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,102 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,134 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,165 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,193 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,221 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,248 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,274 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,436 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,465 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,491 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,517 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,544 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,572 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,600 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,625 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,650 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,674 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,699 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,724 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,751 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,776 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,804 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,832 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,859 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,887 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,917 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,943 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:49,969 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,002 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,009 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-03-23 22:20:50,034 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,037 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2023-03-23 22:20:50,063 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,088 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,115 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,140 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,165 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,189 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,217 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,245 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,271 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,295 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,320 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,345 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,369 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,394 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,420 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,445 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,469 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,494 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,520 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,545 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,569 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,594 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,618 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,642 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,667 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,693 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,714 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,727 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,740 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,753 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,766 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,779 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,792 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,805 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,818 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,831 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,845 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,854 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,858 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,862 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,867 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,871 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,876 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,880 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,885 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,889 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,894 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,899 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,903 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,905 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,908 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,911 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,914 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,916 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,919 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,922 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,925 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,927 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,930 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,933 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,936 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,938 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,940 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,943 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,945 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:50,948 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,065 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,090 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,093 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,095 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,097 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,099 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,101 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,103 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,105 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,107 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,109 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,111 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,113 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,115 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,117 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,119 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,121 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,122 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,124 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,125 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,126 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,127 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,129 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,130 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,131 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,132 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,134 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,135 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,136 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,137 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,138 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,139 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,139 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,140 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,141 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,142 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,143 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,143 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,144 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,145 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,146 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,146 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,147 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,147 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,148 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,148 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,149 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,149 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,150 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,150 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,151 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,151 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,152 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,152 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,152 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,152 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,152 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,152 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,152 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,152 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,152 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,152 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,153 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,153 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,153 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,153 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,153 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,153 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-03-23 22:20:51,157 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-03-23 22:20:51,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-03-23 22:20:51,157 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 326 with TraceHistMax 9,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 324 interpolants. [2023-03-23 22:20:51,158 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-03-23 22:20:51,158 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-03-23 22:20:51,160 INFO L445 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1] [2023-03-23 22:20:51,161 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-03-23 22:20:51,162 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-03-23 22:20:51,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.03 10:20:51 BasicIcfg [2023-03-23 22:20:51,163 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-03-23 22:20:51,163 INFO L158 Benchmark]: Toolchain (without parser) took 528466.90ms. Allocated memory was 315.6MB in the beginning and 4.3GB in the end (delta: 3.9GB). Free memory was 277.7MB in the beginning and 2.8GB in the end (delta: -2.5GB). Peak memory consumption was 4.4GB. Max. memory is 8.0GB. [2023-03-23 22:20:51,163 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 200.3MB. Free memory is still 146.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-23 22:20:51,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.68ms. Allocated memory is still 315.6MB. Free memory was 277.7MB in the beginning and 265.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2023-03-23 22:20:51,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.76ms. Allocated memory is still 315.6MB. Free memory was 265.1MB in the beginning and 263.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-03-23 22:20:51,164 INFO L158 Benchmark]: Boogie Preprocessor took 18.83ms. Allocated memory is still 315.6MB. Free memory was 263.0MB in the beginning and 261.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-03-23 22:20:51,164 INFO L158 Benchmark]: RCFGBuilder took 386.21ms. Allocated memory is still 315.6MB. Free memory was 261.4MB in the beginning and 240.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2023-03-23 22:20:51,164 INFO L158 Benchmark]: TraceAbstraction took 527797.78ms. Allocated memory was 315.6MB in the beginning and 4.3GB in the end (delta: 3.9GB). Free memory was 239.9MB in the beginning and 2.8GB in the end (delta: -2.6GB). Peak memory consumption was 4.4GB. Max. memory is 8.0GB. [2023-03-23 22:20:51,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 200.3MB. Free memory is still 146.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 228.68ms. Allocated memory is still 315.6MB. Free memory was 277.7MB in the beginning and 265.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.76ms. Allocated memory is still 315.6MB. Free memory was 265.1MB in the beginning and 263.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 18.83ms. Allocated memory is still 315.6MB. Free memory was 263.0MB in the beginning and 261.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 386.21ms. Allocated memory is still 315.6MB. Free memory was 261.4MB in the beginning and 240.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 527797.78ms. Allocated memory was 315.6MB in the beginning and 4.3GB in the end (delta: 3.9GB). Free memory was 239.9MB in the beginning and 2.8GB in the end (delta: -2.6GB). Peak memory consumption was 4.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5948471, independent: 4260081, independent conditional: 37191, independent unconditional: 4222890, dependent: 1688390, dependent conditional: 4339, dependent unconditional: 1684051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4303466, independent: 4260081, independent conditional: 37191, independent unconditional: 4222890, dependent: 43385, dependent conditional: 0, dependent unconditional: 43385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4303466, independent: 4260081, independent conditional: 37191, independent unconditional: 4222890, dependent: 43385, dependent conditional: 0, dependent unconditional: 43385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4303466, independent: 4260081, independent conditional: 0, independent unconditional: 4260081, dependent: 43385, dependent conditional: 0, dependent unconditional: 43385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4303466, independent: 4260081, independent conditional: 0, independent unconditional: 4260081, dependent: 43385, dependent conditional: 0, dependent unconditional: 43385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4303466, independent: 4260081, independent conditional: 0, independent unconditional: 4260081, dependent: 43385, dependent conditional: 0, dependent unconditional: 43385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16249, independent: 16068, independent conditional: 0, independent unconditional: 16068, dependent: 181, dependent conditional: 0, dependent unconditional: 181, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16249, independent: 16011, independent conditional: 0, independent unconditional: 16011, dependent: 238, dependent conditional: 0, dependent unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 238, independent: 57, independent conditional: 0, independent unconditional: 57, dependent: 181, dependent conditional: 0, dependent unconditional: 181, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 238, independent: 57, independent conditional: 0, independent unconditional: 57, dependent: 181, dependent conditional: 0, dependent unconditional: 181, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 444, independent: 130, independent conditional: 0, independent unconditional: 130, dependent: 314, dependent conditional: 0, dependent unconditional: 314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4303466, independent: 4244013, independent conditional: 0, independent unconditional: 4244013, dependent: 43204, dependent conditional: 0, dependent unconditional: 43204, unknown: 16249, unknown conditional: 0, unknown unconditional: 16249] , Statistics on independence cache: Total cache size (in pairs): 16249, Positive cache size: 16068, Positive conditional cache size: 0, Positive unconditional cache size: 16068, Negative cache size: 181, Negative conditional cache size: 0, Negative unconditional cache size: 181, 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: 1645005 - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 326 with TraceHistMax 9,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 324 interpolants. - TimeoutResultAtElement [Line: 110]: 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 326 with TraceHistMax 9,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 324 interpolants. - TimeoutResultAtElement [Line: 109]: 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 326 with TraceHistMax 9,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 324 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 363 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 527.7s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 67.8s, 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: 287, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 65.2s InterpolantComputationTime, 2984 NumberOfCodeBlocks, 2964 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 4180 ConstructedInterpolants, 77 QuantifiedInterpolants, 73865 SizeOfPredicates, 180 NumberOfNonLiveVariables, 2555 ConjunctsInSsa, 330 ConjunctsInUnsatCore, 22 InterpolantComputations, 3 PerfectInterpolantSequences, 412/1835 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