/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 ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 10:13:32,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 10:13:32,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 10:13:32,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-20 10:13:32,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 10:13:32,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 10:13:32,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 10:13:32,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 10:13:32,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 10:13:32,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 10:13:32,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 10:13:32,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 10:13:32,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 10:13:32,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 10:13:32,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 10:13:32,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 10:13:32,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-20 10:13:32,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 10:13:32,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 10:13:32,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 10:13:32,269 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 10:13:32,310 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 10:13:32,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 10:13:32,310 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 10:13:32,310 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 10:13:32,311 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 10:13:32,311 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 10:13:32,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 10:13:32,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 10:13:32,311 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 10:13:32,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 10:13:32,312 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 10:13:32,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 10:13:32,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 10:13:32,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 10:13:32,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 10:13:32,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 10:13:32,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 10:13:32,313 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 10:13:32,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 10:13:32,313 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 10:13:32,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 10:13:32,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 10:13:32,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 10:13:32,313 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 10:13:32,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 10:13:32,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 10:13:32,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 10:13:32,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 10:13:32,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 10:13:32,314 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 10:13:32,314 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 10:13:32,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 10:13:32,315 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 10:13:32,315 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 10:13:32,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 10:13:32,315 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 10:13:32,315 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-20 10:13:32,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 10:13:32,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 10:13:32,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 10:13:32,648 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 10:13:32,651 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 10:13:32,651 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2023-05-20 10:13:32,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/207c815ca/ada3c392d413488a84bf9f8d57ff1e71/FLAG162f68fb9 [2023-05-20 10:13:33,164 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 10:13:33,167 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2023-05-20 10:13:33,185 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/207c815ca/ada3c392d413488a84bf9f8d57ff1e71/FLAG162f68fb9 [2023-05-20 10:13:33,197 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/207c815ca/ada3c392d413488a84bf9f8d57ff1e71 [2023-05-20 10:13:33,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 10:13:33,201 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 10:13:33,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 10:13:33,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 10:13:33,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 10:13:33,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a6b5cf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33, skipping insertion in model container [2023-05-20 10:13:33,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 10:13:33,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 10:13:33,718 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i[76077,76090] [2023-05-20 10:13:33,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 10:13:33,744 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 10:13:33,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i[76077,76090] [2023-05-20 10:13:33,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 10:13:33,855 INFO L208 MainTranslator]: Completed translation [2023-05-20 10:13:33,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33 WrapperNode [2023-05-20 10:13:33,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 10:13:33,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 10:13:33,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 10:13:33,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 10:13:33,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,914 INFO L138 Inliner]: procedures = 482, calls = 46, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 133 [2023-05-20 10:13:33,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 10:13:33,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 10:13:33,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 10:13:33,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 10:13:33,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,942 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 10:13:33,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 10:13:33,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 10:13:33,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 10:13:33,950 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (1/1) ... [2023-05-20 10:13:33,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 10:13:33,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:13:33,984 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 10:13:33,985 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 10:13:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 10:13:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 10:13:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-05-20 10:13:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 10:13:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-05-20 10:13:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 10:13:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 10:13:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-05-20 10:13:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-05-20 10:13:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 10:13:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 10:13:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 10:13:34,014 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 10:13:34,320 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 10:13:34,321 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 10:13:34,508 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 10:13:34,515 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 10:13:34,515 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-20 10:13:34,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 10:13:34 BoogieIcfgContainer [2023-05-20 10:13:34,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 10:13:34,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 10:13:34,523 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 10:13:34,525 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 10:13:34,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 10:13:33" (1/3) ... [2023-05-20 10:13:34,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6ea6ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 10:13:34, skipping insertion in model container [2023-05-20 10:13:34,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:13:33" (2/3) ... [2023-05-20 10:13:34,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6ea6ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 10:13:34, skipping insertion in model container [2023-05-20 10:13:34,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 10:13:34" (3/3) ... [2023-05-20 10:13:34,527 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_1-container_of.i [2023-05-20 10:13:34,531 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 10:13:34,538 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 10:13:34,538 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-05-20 10:13:34,538 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 10:13:34,627 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-20 10:13:34,663 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:13:34,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 10:13:34,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:13:34,665 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 10:13:34,698 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 10:13:34,743 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 10:13:34,759 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 10:13:34,771 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;@12b486, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:13:34,772 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-05-20 10:13:43,796 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:13:43,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:13:43,799 INFO L85 PathProgramCache]: Analyzing trace with hash -148528116, now seen corresponding path program 1 times [2023-05-20 10:13:43,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:13:43,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338118231] [2023-05-20 10:13:43,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:13:43,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:13:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:13:44,224 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 10:13:44,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:13:44,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338118231] [2023-05-20 10:13:44,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338118231] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:13:44,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:13:44,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 10:13:44,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145216496] [2023-05-20 10:13:44,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:13:44,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 10:13:44,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:13:44,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 10:13:44,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 10:13:44,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:44,249 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:13:44,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 80.0) internal successors, (160), 2 states have internal predecessors, (160), 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 10:13:44,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:44,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:44,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 10:13:44,294 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:13:44,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:13:44,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1562808394, now seen corresponding path program 1 times [2023-05-20 10:13:44,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:13:44,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538210559] [2023-05-20 10:13:44,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:13:44,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:13:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:13:45,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 10:13:45,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:13:45,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538210559] [2023-05-20 10:13:45,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538210559] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:13:45,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:13:45,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2023-05-20 10:13:45,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006414350] [2023-05-20 10:13:45,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:13:45,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-05-20 10:13:45,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:13:45,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-05-20 10:13:45,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2023-05-20 10:13:45,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:45,991 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:13:45,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.842105263157895) internal successors, (130), 19 states have internal predecessors, (130), 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 10:13:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:45,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:47,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:47,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 10:13:47,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 10:13:47,066 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:13:47,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:13:47,067 INFO L85 PathProgramCache]: Analyzing trace with hash -290302645, now seen corresponding path program 1 times [2023-05-20 10:13:47,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:13:47,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318693421] [2023-05-20 10:13:47,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:13:47,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:13:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:13:47,459 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 10:13:47,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:13:47,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318693421] [2023-05-20 10:13:47,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318693421] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:13:47,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:13:47,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 10:13:47,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778045035] [2023-05-20 10:13:47,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:13:47,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 10:13:47,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:13:47,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 10:13:47,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-05-20 10:13:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:47,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:13:47,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.333333333333332) internal successors, (158), 6 states have internal predecessors, (158), 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 10:13:47,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:47,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 10:13:47,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 10:13:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 10:13:47,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 10:13:47,568 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:13:47,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:13:47,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1256482584, now seen corresponding path program 1 times [2023-05-20 10:13:47,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:13:47,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555719371] [2023-05-20 10:13:47,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:13:47,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:13:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:13:47,855 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 10:13:47,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:13:47,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555719371] [2023-05-20 10:13:47,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555719371] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:13:47,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:13:47,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 10:13:47,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577264903] [2023-05-20 10:13:47,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:13:47,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 10:13:47,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:13:47,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 10:13:47,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-05-20 10:13:47,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:47,857 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:13:47,857 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 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 10:13:47,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:47,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 10:13:47,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 10:13:47,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:47,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:47,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 10:13:47,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 10:13:47,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:13:47,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 10:13:47,956 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:13:47,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:13:47,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1624145676, now seen corresponding path program 1 times [2023-05-20 10:13:47,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:13:47,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27959410] [2023-05-20 10:13:47,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:13:47,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:13:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:13:52,047 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 10:13:52,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:13:52,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27959410] [2023-05-20 10:13:52,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27959410] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:13:52,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:13:52,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [40] imperfect sequences [] total 40 [2023-05-20 10:13:52,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133490526] [2023-05-20 10:13:52,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:13:52,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-05-20 10:13:52,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:13:52,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-05-20 10:13:52,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=1439, Unknown=0, NotChecked=0, Total=1560 [2023-05-20 10:13:52,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:52,050 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:13:52,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 3.45) internal successors, (138), 40 states have internal predecessors, (138), 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 10:13:52,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:13:52,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 10:13:52,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 10:13:52,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:13:52,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:10,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:10,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:10,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:10,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:10,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-20 10:14:10,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-20 10:14:10,297 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:14:10,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:14:10,297 INFO L85 PathProgramCache]: Analyzing trace with hash 29209868, now seen corresponding path program 1 times [2023-05-20 10:14:10,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:14:10,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895141961] [2023-05-20 10:14:10,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:14:10,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:14:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:14:10,418 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 10:14:10,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:14:10,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895141961] [2023-05-20 10:14:10,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895141961] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:14:10,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:14:10,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-20 10:14:10,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292077651] [2023-05-20 10:14:10,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:14:10,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-20 10:14:10,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:14:10,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-20 10:14:10,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-05-20 10:14:10,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:10,420 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:14:10,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 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 10:14:10,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:10,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:10,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:10,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:10,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2023-05-20 10:14:10,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:15,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:15,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:15,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:15,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:15,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-20 10:14:15,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:14:15,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-20 10:14:15,887 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:14:15,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:14:15,887 INFO L85 PathProgramCache]: Analyzing trace with hash 127922390, now seen corresponding path program 2 times [2023-05-20 10:14:15,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:14:15,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763171582] [2023-05-20 10:14:15,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:14:15,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:14:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:14:16,848 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 10:14:16,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:14:16,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763171582] [2023-05-20 10:14:16,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763171582] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:14:16,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:14:16,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2023-05-20 10:14:16,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97682186] [2023-05-20 10:14:16,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:14:16,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-05-20 10:14:16,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:14:16,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-05-20 10:14:16,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2023-05-20 10:14:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:16,850 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:14:16,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.842105263157895) internal successors, (130), 19 states have internal predecessors, (130), 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 10:14:16,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-20 10:14:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:14:16,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:17,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:17,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:17,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:17,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:17,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-20 10:14:17,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:14:17,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:17,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-20 10:14:17,970 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:14:17,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:14:17,971 INFO L85 PathProgramCache]: Analyzing trace with hash -85786892, now seen corresponding path program 2 times [2023-05-20 10:14:17,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:14:17,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419720789] [2023-05-20 10:14:17,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:14:17,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:14:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:14:20,827 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 10:14:20,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:14:20,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419720789] [2023-05-20 10:14:20,828 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419720789] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:14:20,828 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:14:20,828 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2023-05-20 10:14:20,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103291349] [2023-05-20 10:14:20,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:14:20,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2023-05-20 10:14:20,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:14:20,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2023-05-20 10:14:20,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1099, Unknown=0, NotChecked=0, Total=1190 [2023-05-20 10:14:20,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:20,830 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:14:20,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 3.942857142857143) internal successors, (138), 35 states have internal predecessors, (138), 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 10:14:20,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:20,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:20,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:20,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:20,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-20 10:14:20,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:14:20,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:20,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:30,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:30,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:30,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:30,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:30,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-20 10:14:30,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:14:30,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:30,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-20 10:14:30,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-20 10:14:30,819 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:14:30,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:14:30,821 INFO L85 PathProgramCache]: Analyzing trace with hash 589380676, now seen corresponding path program 3 times [2023-05-20 10:14:30,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:14:30,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964094315] [2023-05-20 10:14:30,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:14:30,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:14:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:14:31,343 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 10:14:31,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:14:31,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964094315] [2023-05-20 10:14:31,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964094315] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:14:31,344 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:14:31,344 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-05-20 10:14:31,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191601136] [2023-05-20 10:14:31,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:14:31,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-20 10:14:31,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:14:31,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-20 10:14:31,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2023-05-20 10:14:31,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:31,346 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:14:31,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 10.0) internal successors, (130), 13 states have internal predecessors, (130), 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 10:14:31,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:31,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:31,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:31,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:31,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-20 10:14:31,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:14:31,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:31,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-20 10:14:31,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:32,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:32,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:32,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:32,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:32,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-20 10:14:32,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:14:32,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:32,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-20 10:14:32,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 10:14:32,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-05-20 10:14:32,580 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:14:32,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:14:32,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1103934606, now seen corresponding path program 4 times [2023-05-20 10:14:32,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:14:32,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788380790] [2023-05-20 10:14:32,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:14:32,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:14:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:14:33,653 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 10:14:33,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:14:33,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788380790] [2023-05-20 10:14:33,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788380790] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:14:33,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:14:33,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2023-05-20 10:14:33,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132123693] [2023-05-20 10:14:33,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:14:33,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-05-20 10:14:33,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:14:33,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-05-20 10:14:33,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=527, Unknown=0, NotChecked=0, Total=600 [2023-05-20 10:14:33,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:33,656 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:14:33,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 5.2) internal successors, (130), 25 states have internal predecessors, (130), 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 10:14:33,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:33,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:33,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:33,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:33,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-20 10:14:33,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:14:33,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:33,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-20 10:14:33,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 10:14:33,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:40,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:40,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:40,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:40,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:40,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-20 10:14:40,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:14:40,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:40,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-20 10:14:40,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 10:14:40,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-20 10:14:40,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-05-20 10:14:40,481 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:14:40,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:14:40,482 INFO L85 PathProgramCache]: Analyzing trace with hash 497127988, now seen corresponding path program 3 times [2023-05-20 10:14:40,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:14:40,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278677455] [2023-05-20 10:14:40,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:14:40,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:14:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:14:43,205 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 10:14:43,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:14:43,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278677455] [2023-05-20 10:14:43,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278677455] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:14:43,205 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:14:43,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2023-05-20 10:14:43,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264698718] [2023-05-20 10:14:43,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:14:43,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2023-05-20 10:14:43,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:14:43,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2023-05-20 10:14:43,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1099, Unknown=0, NotChecked=0, Total=1190 [2023-05-20 10:14:43,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:43,207 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:14:43,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 3.942857142857143) internal successors, (138), 35 states have internal predecessors, (138), 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 10:14:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-20 10:14:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:14:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-20 10:14:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 10:14:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-20 10:14:43,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-20 10:14:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 10:14:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-20 10:14:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 10:14:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-20 10:14:51,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-20 10:14:51,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-05-20 10:14:51,375 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-20 10:14:51,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:14:51,375 INFO L85 PathProgramCache]: Analyzing trace with hash -57843741, now seen corresponding path program 1 times [2023-05-20 10:14:51,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:14:51,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981075499] [2023-05-20 10:14:51,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:14:51,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:14:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:14:51,482 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 10:14:51,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:14:51,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981075499] [2023-05-20 10:14:51,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981075499] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:14:51,483 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:14:51,483 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 10:14:51,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852159231] [2023-05-20 10:14:51,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:14:51,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 10:14:51,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:14:51,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 10:14:51,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-05-20 10:14:51,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:51,484 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:14:51,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 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 10:14:51,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:51,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:51,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:51,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:51,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-20 10:14:51,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 10:14:51,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:51,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-20 10:14:51,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 10:14:51,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-20 10:14:51,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-20 10:14:51,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:51,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:14:51,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:51,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:51,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:14:51,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-20 10:14:51,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 10:14:51,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-20 10:14:51,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-20 10:14:51,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 10:14:51,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-20 10:14:51,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-20 10:14:51,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:14:51,641 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 8 remaining) [2023-05-20 10:14:51,641 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2023-05-20 10:14:51,644 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2023-05-20 10:14:51,647 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2023-05-20 10:14:51,647 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2023-05-20 10:14:51,648 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2023-05-20 10:14:51,648 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 8 remaining) [2023-05-20 10:14:51,648 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2023-05-20 10:14:51,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-05-20 10:14:51,655 INFO L444 BasicCegarLoop]: Path program histogram: [4, 3, 1, 1, 1, 1, 1] [2023-05-20 10:14:51,659 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 10:14:51,659 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 10:14:51,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 10:14:51 BasicIcfg [2023-05-20 10:14:51,665 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 10:14:51,665 INFO L158 Benchmark]: Toolchain (without parser) took 78463.74ms. Allocated memory was 174.1MB in the beginning and 778.0MB in the end (delta: 604.0MB). Free memory was 118.1MB in the beginning and 558.0MB in the end (delta: -439.9MB). Peak memory consumption was 164.7MB. Max. memory is 8.0GB. [2023-05-20 10:14:51,665 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 174.1MB. Free memory was 138.2MB in the beginning and 138.1MB in the end (delta: 76.2kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 10:14:51,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 652.46ms. Allocated memory is still 174.1MB. Free memory was 118.0MB in the beginning and 104.0MB in the end (delta: 14.0MB). Peak memory consumption was 16.4MB. Max. memory is 8.0GB. [2023-05-20 10:14:51,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.90ms. Allocated memory is still 174.1MB. Free memory was 104.0MB in the beginning and 100.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-05-20 10:14:51,666 INFO L158 Benchmark]: Boogie Preprocessor took 34.24ms. Allocated memory is still 174.1MB. Free memory was 100.4MB in the beginning and 97.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 10:14:51,666 INFO L158 Benchmark]: RCFGBuilder took 566.90ms. Allocated memory is still 174.1MB. Free memory was 97.7MB in the beginning and 73.8MB in the end (delta: 23.9MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2023-05-20 10:14:51,666 INFO L158 Benchmark]: TraceAbstraction took 77142.16ms. Allocated memory was 174.1MB in the beginning and 778.0MB in the end (delta: 604.0MB). Free memory was 72.8MB in the beginning and 558.0MB in the end (delta: -485.3MB). Peak memory consumption was 119.0MB. Max. memory is 8.0GB. [2023-05-20 10:14:51,667 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 174.1MB. Free memory was 138.2MB in the beginning and 138.1MB in the end (delta: 76.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 652.46ms. Allocated memory is still 174.1MB. Free memory was 118.0MB in the beginning and 104.0MB in the end (delta: 14.0MB). Peak memory consumption was 16.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.90ms. Allocated memory is still 174.1MB. Free memory was 104.0MB in the beginning and 100.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.24ms. Allocated memory is still 174.1MB. Free memory was 100.4MB in the beginning and 97.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 566.90ms. Allocated memory is still 174.1MB. Free memory was 97.7MB in the beginning and 73.8MB in the end (delta: 23.9MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * TraceAbstraction took 77142.16ms. Allocated memory was 174.1MB in the beginning and 778.0MB in the end (delta: 604.0MB). Free memory was 72.8MB in the beginning and 558.0MB in the end (delta: -485.3MB). Peak memory consumption was 119.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18633, independent: 17217, independent conditional: 14485, independent unconditional: 2732, dependent: 1390, dependent conditional: 1352, dependent unconditional: 38, unknown: 26, unknown conditional: 4, unknown unconditional: 22] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17345, independent: 17217, independent conditional: 14485, independent unconditional: 2732, dependent: 102, dependent conditional: 64, dependent unconditional: 38, unknown: 26, unknown conditional: 4, unknown unconditional: 22] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17345, independent: 17217, independent conditional: 14485, independent unconditional: 2732, dependent: 102, dependent conditional: 64, dependent unconditional: 38, unknown: 26, unknown conditional: 4, unknown unconditional: 22] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18146, independent: 17217, independent conditional: 143, independent unconditional: 17074, dependent: 830, dependent conditional: 604, dependent unconditional: 226, unknown: 99, unknown conditional: 54, unknown unconditional: 45] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18146, independent: 17217, independent conditional: 143, independent unconditional: 17074, dependent: 830, dependent conditional: 299, dependent unconditional: 531, unknown: 99, unknown conditional: 21, unknown unconditional: 78] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18146, independent: 17217, independent conditional: 143, independent unconditional: 17074, dependent: 830, dependent conditional: 299, dependent unconditional: 531, unknown: 99, unknown conditional: 21, unknown unconditional: 78] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2897, independent: 2772, independent conditional: 40, independent unconditional: 2732, dependent: 91, dependent conditional: 53, dependent unconditional: 38, unknown: 34, unknown conditional: 12, unknown unconditional: 22] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2897, independent: 2727, independent conditional: 0, independent unconditional: 2727, dependent: 170, dependent conditional: 0, dependent unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 170, independent: 45, independent conditional: 40, independent unconditional: 5, dependent: 91, dependent conditional: 53, dependent unconditional: 38, unknown: 34, unknown conditional: 12, unknown unconditional: 22] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 170, independent: 45, independent conditional: 40, independent unconditional: 5, dependent: 91, dependent conditional: 53, dependent unconditional: 38, unknown: 34, unknown conditional: 12, unknown unconditional: 22] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38525, independent: 1122, independent conditional: 1002, independent unconditional: 121, dependent: 793, dependent conditional: 452, dependent unconditional: 342, unknown: 36610, unknown conditional: 12984, unknown unconditional: 23626] , Protected Queries: 0 ], Cache Queries: [ total: 18146, independent: 14445, independent conditional: 103, independent unconditional: 14342, dependent: 739, dependent conditional: 246, dependent unconditional: 493, unknown: 2962, unknown conditional: 114, unknown unconditional: 2848] , Statistics on independence cache: Total cache size (in pairs): 2863, Positive cache size: 2772, Positive conditional cache size: 40, Positive unconditional cache size: 2732, Negative cache size: 91, Negative conditional cache size: 53, Negative unconditional cache size: 38, Unknown cache size: 34, Unknown conditional cache size: 12, Unknown unconditional cache size: 22, Eliminated conditions: 338, Maximal queried relation: 11, Independence queries for same thread: 1288 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 24.2s, Number of persistent set computation: 2572, Number of trivial persistent sets: 2425, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2792, independent: 2732, independent conditional: 0, independent unconditional: 2732, dependent: 38, dependent conditional: 0, dependent unconditional: 38, unknown: 22, unknown conditional: 0, unknown unconditional: 22] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18633, independent: 17217, independent conditional: 14485, independent unconditional: 2732, dependent: 1390, dependent conditional: 1352, dependent unconditional: 38, unknown: 26, unknown conditional: 4, unknown unconditional: 22] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17345, independent: 17217, independent conditional: 14485, independent unconditional: 2732, dependent: 102, dependent conditional: 64, dependent unconditional: 38, unknown: 26, unknown conditional: 4, unknown unconditional: 22] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17345, independent: 17217, independent conditional: 14485, independent unconditional: 2732, dependent: 102, dependent conditional: 64, dependent unconditional: 38, unknown: 26, unknown conditional: 4, unknown unconditional: 22] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18146, independent: 17217, independent conditional: 143, independent unconditional: 17074, dependent: 830, dependent conditional: 604, dependent unconditional: 226, unknown: 99, unknown conditional: 54, unknown unconditional: 45] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18146, independent: 17217, independent conditional: 143, independent unconditional: 17074, dependent: 830, dependent conditional: 299, dependent unconditional: 531, unknown: 99, unknown conditional: 21, unknown unconditional: 78] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18146, independent: 17217, independent conditional: 143, independent unconditional: 17074, dependent: 830, dependent conditional: 299, dependent unconditional: 531, unknown: 99, unknown conditional: 21, unknown unconditional: 78] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2897, independent: 2772, independent conditional: 40, independent unconditional: 2732, dependent: 91, dependent conditional: 53, dependent unconditional: 38, unknown: 34, unknown conditional: 12, unknown unconditional: 22] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2897, independent: 2727, independent conditional: 0, independent unconditional: 2727, dependent: 170, dependent conditional: 0, dependent unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 170, independent: 45, independent conditional: 40, independent unconditional: 5, dependent: 91, dependent conditional: 53, dependent unconditional: 38, unknown: 34, unknown conditional: 12, unknown unconditional: 22] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 170, independent: 45, independent conditional: 40, independent unconditional: 5, dependent: 91, dependent conditional: 53, dependent unconditional: 38, unknown: 34, unknown conditional: 12, unknown unconditional: 22] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38525, independent: 1122, independent conditional: 1002, independent unconditional: 121, dependent: 793, dependent conditional: 452, dependent unconditional: 342, unknown: 36610, unknown conditional: 12984, unknown unconditional: 23626] , Protected Queries: 0 ], Cache Queries: [ total: 18146, independent: 14445, independent conditional: 103, independent unconditional: 14342, dependent: 739, dependent conditional: 246, dependent unconditional: 493, unknown: 2962, unknown conditional: 114, unknown unconditional: 2848] , Statistics on independence cache: Total cache size (in pairs): 2863, Positive cache size: 2772, Positive conditional cache size: 40, Positive unconditional cache size: 2732, Negative cache size: 91, Negative conditional cache size: 53, Negative unconditional cache size: 38, Unknown cache size: 34, Unknown conditional cache size: 12, Unknown unconditional cache size: 22, Eliminated conditions: 338, Maximal queried relation: 11, Independence queries for same thread: 1288 - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 204 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 76.9s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 61.5s, 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: 263, 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, 0.4s SatisfiabilityAnalysisTime, 14.5s InterpolantComputationTime, 1571 NumberOfCodeBlocks, 1571 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1559 ConstructedInterpolants, 0 QuantifiedInterpolants, 17456 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-05-20 10:14:51,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2023-05-20 10:14:51,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...