/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 13:43:02,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 13:43:02,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 13:43:02,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 13:43:02,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 13:43:02,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 13:43:02,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 13:43:02,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 13:43:02,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 13:43:02,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 13:43:02,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 13:43:02,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 13:43:02,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 13:43:02,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 13:43:02,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 13:43:02,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 13:43:02,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 13:43:02,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 13:43:02,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 13:43:02,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 13:43:02,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 13:43:02,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 13:43:02,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 13:43:02,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 13:43:02,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 13:43:02,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 13:43:02,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 13:43:02,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 13:43:02,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 13:43:02,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 13:43:02,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 13:43:02,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 13:43:02,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 13:43:02,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 13:43:02,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 13:43:02,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 13:43:02,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 13:43:02,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 13:43:02,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 13:43:02,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 13:43:02,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 13:43:02,690 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 13:43:02,710 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 13:43:02,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 13:43:02,711 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 13:43:02,711 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 13:43:02,712 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 13:43:02,712 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 13:43:02,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 13:43:02,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 13:43:02,713 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 13:43:02,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 13:43:02,714 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 13:43:02,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 13:43:02,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 13:43:02,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 13:43:02,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 13:43:02,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 13:43:02,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 13:43:02,715 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 13:43:02,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 13:43:02,715 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 13:43:02,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 13:43:02,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 13:43:02,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 13:43:02,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 13:43:02,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 13:43:02,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 13:43:02,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 13:43:02,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 13:43:02,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 13:43:02,717 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 13:43:02,717 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 13:43:02,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 13:43:02,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 13:43:02,717 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 13:43:02,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 13:43:02,717 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 13:43:02,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-20 13:43:02,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 13:43:02,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 13:43:02,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 13:43:02,929 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 13:43:02,930 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 13:43:02,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2023-05-20 13:43:02,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b382d40c/3cc8073ae4c247558697565eaf167e88/FLAGd30a98636 [2023-05-20 13:43:03,331 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 13:43:03,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2023-05-20 13:43:03,337 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b382d40c/3cc8073ae4c247558697565eaf167e88/FLAGd30a98636 [2023-05-20 13:43:03,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b382d40c/3cc8073ae4c247558697565eaf167e88 [2023-05-20 13:43:03,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 13:43:03,354 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 13:43:03,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 13:43:03,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 13:43:03,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 13:43:03,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20fb50ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03, skipping insertion in model container [2023-05-20 13:43:03,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 13:43:03,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 13:43:03,628 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2023-05-20 13:43:03,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 13:43:03,646 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 13:43:03,687 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2023-05-20 13:43:03,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 13:43:03,703 INFO L208 MainTranslator]: Completed translation [2023-05-20 13:43:03,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03 WrapperNode [2023-05-20 13:43:03,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 13:43:03,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 13:43:03,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 13:43:03,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 13:43:03,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,753 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2023-05-20 13:43:03,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 13:43:03,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 13:43:03,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 13:43:03,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 13:43:03,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,775 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 13:43:03,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 13:43:03,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 13:43:03,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 13:43:03,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (1/1) ... [2023-05-20 13:43:03,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 13:43:03,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:43:03,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-05-20 13:43:03,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-05-20 13:43:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 13:43:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 13:43:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 13:43:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 13:43:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 13:43:03,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 13:43:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 13:43:03,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 13:43:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-20 13:43:03,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-20 13:43:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-20 13:43:03,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-20 13:43:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 13:43:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-20 13:43:03,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-20 13:43:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-20 13:43:03,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-20 13:43:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 13:43:03,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 13:43:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 13:43:03,861 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-20 13:43:03,975 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 13:43:03,977 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 13:43:04,253 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 13:43:04,260 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 13:43:04,260 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2023-05-20 13:43:04,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 01:43:04 BoogieIcfgContainer [2023-05-20 13:43:04,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 13:43:04,265 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 13:43:04,265 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 13:43:04,268 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 13:43:04,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 01:43:03" (1/3) ... [2023-05-20 13:43:04,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5250ecb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 01:43:04, skipping insertion in model container [2023-05-20 13:43:04,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:43:03" (2/3) ... [2023-05-20 13:43:04,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5250ecb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 01:43:04, skipping insertion in model container [2023-05-20 13:43:04,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 01:43:04" (3/3) ... [2023-05-20 13:43:04,270 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3-opt.wvr.c [2023-05-20 13:43:04,277 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 13:43:04,286 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 13:43:04,286 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 13:43:04,286 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 13:43:04,361 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2023-05-20 13:43:04,404 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 13:43:04,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 13:43:04,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:43:04,407 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-20 13:43:04,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-20 13:43:04,445 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 13:43:04,461 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 13:43:04,467 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;@5d058a6e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 13:43:04,468 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-05-20 13:43:04,721 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-05-20 13:43:04,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:43:04,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1484615460, now seen corresponding path program 1 times [2023-05-20 13:43:04,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:43:04,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842449691] [2023-05-20 13:43:04,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:43:04,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:43:04,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:43:05,047 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-05-20 13:43:05,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:43:05,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842449691] [2023-05-20 13:43:05,049 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842449691] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:43:05,049 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:43:05,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 13:43:05,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720097499] [2023-05-20 13:43:05,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:43:05,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 13:43:05,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:43:05,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 13:43:05,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 13:43:05,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:05,086 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:43:05,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 64.0) internal successors, (128), 2 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 13:43:05,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:05,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:05,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 13:43:05,288 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-05-20 13:43:05,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:43:05,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1113691499, now seen corresponding path program 1 times [2023-05-20 13:43:05,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:43:05,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545427316] [2023-05-20 13:43:05,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:43:05,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:43:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:43:06,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:43:06,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:43:06,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545427316] [2023-05-20 13:43:06,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545427316] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:43:06,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:43:06,320 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 13:43:06,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931942969] [2023-05-20 13:43:06,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:43:06,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 13:43:06,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:43:06,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 13:43:06,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-05-20 13:43:06,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:06,324 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:43:06,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 13:43:06,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:06,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:06,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:06,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 13:43:06,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 13:43:06,580 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-05-20 13:43:06,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:43:06,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1162526637, now seen corresponding path program 1 times [2023-05-20 13:43:06,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:43:06,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936367873] [2023-05-20 13:43:06,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:43:06,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:43:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:43:07,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:43:07,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:43:07,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936367873] [2023-05-20 13:43:07,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936367873] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:43:07,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:43:07,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-20 13:43:07,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835727959] [2023-05-20 13:43:07,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:43:07,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-20 13:43:07,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:43:07,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-20 13:43:07,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-05-20 13:43:07,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:07,248 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:43:07,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 7 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 13:43:07,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:07,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 13:43:07,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:43:18,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 13:43:18,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 13:43:18,732 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-05-20 13:43:18,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:43:18,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1927050063, now seen corresponding path program 1 times [2023-05-20 13:43:18,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:43:18,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160155257] [2023-05-20 13:43:18,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:43:18,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:43:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:43:19,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-20 13:43:19,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:43:19,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160155257] [2023-05-20 13:43:19,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160155257] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:43:19,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:43:19,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 13:43:19,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342702481] [2023-05-20 13:43:19,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:43:19,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 13:43:19,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:43:19,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 13:43:19,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-05-20 13:43:19,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:19,103 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:43:19,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 6 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 13:43:19,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:19,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:43:19,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 13:43:19,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:28,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:28,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:43:28,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 13:43:28,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:43:28,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 13:43:28,403 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-05-20 13:43:28,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:43:28,403 INFO L85 PathProgramCache]: Analyzing trace with hash 1481192091, now seen corresponding path program 1 times [2023-05-20 13:43:28,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:43:28,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823845690] [2023-05-20 13:43:28,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:43:28,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:43:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:43:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-20 13:43:28,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:43:28,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823845690] [2023-05-20 13:43:28,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823845690] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:43:28,680 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:43:28,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 13:43:28,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282072646] [2023-05-20 13:43:28,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:43:28,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 13:43:28,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:43:28,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 13:43:28,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-05-20 13:43:28,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:28,683 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:43:28,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 6 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 13:43:28,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:28,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:43:28,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 13:43:28,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:43:28,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:36,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:36,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:43:36,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 13:43:36,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:43:36,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:43:36,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-20 13:43:36,099 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-05-20 13:43:36,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:43:36,100 INFO L85 PathProgramCache]: Analyzing trace with hash 369976885, now seen corresponding path program 1 times [2023-05-20 13:43:36,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:43:36,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951639265] [2023-05-20 13:43:36,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:43:36,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:43:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:43:36,710 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-20 13:43:36,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:43:36,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951639265] [2023-05-20 13:43:36,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951639265] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:43:36,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:43:36,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-20 13:43:36,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822213296] [2023-05-20 13:43:36,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:43:36,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-20 13:43:36,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:43:36,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-20 13:43:36,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-05-20 13:43:36,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:36,713 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:43:36,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 7 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 13:43:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:43:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 13:43:36,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:43:36,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:43:36,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:47,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:43:47,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:43:47,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 13:43:47,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:43:47,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:43:47,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 13:43:47,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-20 13:43:47,231 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-05-20 13:43:47,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:43:47,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1027162751, now seen corresponding path program 1 times [2023-05-20 13:43:47,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:43:47,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754630556] [2023-05-20 13:43:47,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:43:47,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:43:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-05-20 13:57:17,154 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 13:57:17,154 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 13:57:17,206 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,397 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,398 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,399 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,400 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,402 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,404 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,407 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,410 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,412 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,413 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,414 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,415 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,415 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,416 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,417 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,418 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,418 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,419 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,420 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,420 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,421 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,421 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,421 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,422 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,422 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,423 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,423 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,424 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,424 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,425 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,425 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,425 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,426 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,427 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,427 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,428 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,428 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,429 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,429 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,429 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,430 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,430 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,431 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,431 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,432 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,432 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,432 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,432 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,433 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,433 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,433 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,433 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,433 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,434 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,434 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,434 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,434 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,435 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,435 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,435 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 13:57:17,441 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-05-20 13:57:17,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-20 13:57:17,442 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 153 with TraceHistMax 6,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 151 interpolants. [2023-05-20 13:57:17,443 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2023-05-20 13:57:17,443 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-05-20 13:57:17,443 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-05-20 13:57:17,444 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2023-05-20 13:57:17,444 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2023-05-20 13:57:17,444 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2023-05-20 13:57:17,448 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-05-20 13:57:17,451 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 13:57:17,451 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 13:57:17,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 01:57:17 BasicIcfg [2023-05-20 13:57:17,453 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 13:57:17,454 INFO L158 Benchmark]: Toolchain (without parser) took 854099.59ms. Allocated memory was 192.9MB in the beginning and 7.0GB in the end (delta: 6.8GB). Free memory was 130.4MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 4.9GB. Max. memory is 8.0GB. [2023-05-20 13:57:17,454 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 192.9MB. Free memory is still 147.0MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 13:57:17,455 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.80ms. Allocated memory was 192.9MB in the beginning and 286.3MB in the end (delta: 93.3MB). Free memory was 130.3MB in the beginning and 253.6MB in the end (delta: -123.3MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. [2023-05-20 13:57:17,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.10ms. Allocated memory is still 286.3MB. Free memory was 253.6MB in the beginning and 252.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 13:57:17,455 INFO L158 Benchmark]: Boogie Preprocessor took 25.06ms. Allocated memory is still 286.3MB. Free memory was 252.1MB in the beginning and 250.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-20 13:57:17,455 INFO L158 Benchmark]: RCFGBuilder took 482.88ms. Allocated memory is still 286.3MB. Free memory was 250.0MB in the beginning and 232.7MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-05-20 13:57:17,456 INFO L158 Benchmark]: TraceAbstraction took 853188.59ms. Allocated memory was 286.3MB in the beginning and 7.0GB in the end (delta: 6.7GB). Free memory was 231.1MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 4.9GB. Max. memory is 8.0GB. [2023-05-20 13:57:17,457 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 192.9MB. Free memory is still 147.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 345.80ms. Allocated memory was 192.9MB in the beginning and 286.3MB in the end (delta: 93.3MB). Free memory was 130.3MB in the beginning and 253.6MB in the end (delta: -123.3MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.10ms. Allocated memory is still 286.3MB. Free memory was 253.6MB in the beginning and 252.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.06ms. Allocated memory is still 286.3MB. Free memory was 252.1MB in the beginning and 250.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 482.88ms. Allocated memory is still 286.3MB. Free memory was 250.0MB in the beginning and 232.7MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 853188.59ms. Allocated memory was 286.3MB in the beginning and 7.0GB in the end (delta: 6.7GB). Free memory was 231.1MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 4.9GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7122504, independent: 6695376, independent conditional: 6688607, independent unconditional: 6769, dependent: 427128, dependent conditional: 427106, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6695398, independent: 6695376, independent conditional: 6688607, independent unconditional: 6769, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6695398, independent: 6695376, independent conditional: 6688607, independent unconditional: 6769, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6695398, independent: 6695376, independent conditional: 0, independent unconditional: 6695376, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6695398, independent: 6695376, independent conditional: 0, independent unconditional: 6695376, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6695398, independent: 6695376, independent conditional: 0, independent unconditional: 6695376, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6090, independent: 6068, independent conditional: 0, independent unconditional: 6068, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6090, independent: 6068, independent conditional: 0, independent unconditional: 6068, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 22, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 22, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 115, dependent conditional: 0, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6695398, independent: 6689308, independent conditional: 0, independent unconditional: 6689308, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 6090, unknown conditional: 0, unknown unconditional: 6090] , Statistics on independence cache: Total cache size (in pairs): 6090, Positive cache size: 6068, Positive conditional cache size: 0, Positive unconditional cache size: 6068, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22, 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: 427106 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 4.9s, Number of persistent set computation: 100214, Number of trivial persistent sets: 77639, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6791, independent: 6769, independent conditional: 0, independent unconditional: 6769, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7122504, independent: 6695376, independent conditional: 6688607, independent unconditional: 6769, dependent: 427128, dependent conditional: 427106, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6695398, independent: 6695376, independent conditional: 6688607, independent unconditional: 6769, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6695398, independent: 6695376, independent conditional: 6688607, independent unconditional: 6769, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6695398, independent: 6695376, independent conditional: 0, independent unconditional: 6695376, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6695398, independent: 6695376, independent conditional: 0, independent unconditional: 6695376, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6695398, independent: 6695376, independent conditional: 0, independent unconditional: 6695376, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6090, independent: 6068, independent conditional: 0, independent unconditional: 6068, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6090, independent: 6068, independent conditional: 0, independent unconditional: 6068, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 22, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 22, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 115, dependent conditional: 0, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6695398, independent: 6689308, independent conditional: 0, independent unconditional: 6689308, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 6090, unknown conditional: 0, unknown unconditional: 6090] , Statistics on independence cache: Total cache size (in pairs): 6090, Positive cache size: 6068, Positive conditional cache size: 0, Positive unconditional cache size: 6068, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22, 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: 427106 - TimeoutResultAtElement [Line: 117]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 153 with TraceHistMax 6,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 151 interpolants. - TimeoutResultAtElement [Line: 108]: 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 153 with TraceHistMax 6,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 151 interpolants. - TimeoutResultAtElement [Line: 106]: 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 153 with TraceHistMax 6,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 151 interpolants. - TimeoutResultAtElement [Line: 103]: 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 153 with TraceHistMax 6,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 151 interpolants. - TimeoutResultAtElement [Line: 104]: 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 153 with TraceHistMax 6,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 151 interpolants. - TimeoutResultAtElement [Line: 105]: 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 153 with TraceHistMax 6,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 151 interpolants. - TimeoutResultAtElement [Line: 107]: 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 153 with TraceHistMax 6,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 151 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 192 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 853.0s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 39.4s, 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: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 774 NumberOfCodeBlocks, 774 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 768 ConstructedInterpolants, 0 QuantifiedInterpolants, 5676 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 39/39 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