/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/NewStatesSleep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-max-array.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dpor-99e0210 [2023-03-23 18:30:55,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-23 18:30:55,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-23 18:30:55,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-23 18:30:55,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-23 18:30:55,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-23 18:30:55,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-23 18:30:55,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-23 18:30:55,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-23 18:30:55,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-23 18:30:55,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-23 18:30:55,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-23 18:30:55,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-23 18:30:55,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-23 18:30:55,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-23 18:30:55,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-23 18:30:55,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-23 18:30:55,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-23 18:30:55,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-23 18:30:55,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-23 18:30:55,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-23 18:30:55,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-23 18:30:55,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-23 18:30:55,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-23 18:30:55,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-23 18:30:55,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-23 18:30:55,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-23 18:30:55,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-23 18:30:55,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-23 18:30:55,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-23 18:30:55,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-23 18:30:55,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-23 18:30:55,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-23 18:30:55,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-23 18:30:55,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-23 18:30:55,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-23 18:30:55,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-23 18:30:55,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-23 18:30:55,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-23 18:30:55,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-23 18:30:55,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-23 18:30:55,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2023-03-23 18:30:55,200 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-23 18:30:55,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-23 18:30:55,201 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-23 18:30:55,201 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-23 18:30:55,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-23 18:30:55,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-23 18:30:55,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-23 18:30:55,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-23 18:30:55,203 INFO L138 SettingsManager]: * Use SBE=true [2023-03-23 18:30:55,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-23 18:30:55,204 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-23 18:30:55,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-23 18:30:55,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-23 18:30:55,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-23 18:30:55,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-23 18:30:55,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-23 18:30:55,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-23 18:30:55,205 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-23 18:30:55,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-23 18:30:55,205 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-23 18:30:55,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-23 18:30:55,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-23 18:30:55,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-23 18:30:55,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-03-23 18:30:55,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-23 18:30:55,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 18:30:55,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-23 18:30:55,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-23 18:30:55,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-23 18:30:55,206 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-23 18:30:55,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-23 18:30:55,206 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-03-23 18:30:55,206 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-03-23 18:30:55,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-23 18:30:55,207 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2023-03-23 18:30:55,207 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-23 18:30:55,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-23 18:30:55,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-23 18:30:55,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-23 18:30:55,457 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-23 18:30:55,457 INFO L275 PluginConnector]: CDTParser initialized [2023-03-23 18:30:55,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-max-array.wvr.c [2023-03-23 18:30:56,604 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-23 18:30:56,781 INFO L351 CDTParser]: Found 1 translation units. [2023-03-23 18:30:56,781 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-max-array.wvr.c [2023-03-23 18:30:56,787 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42de0a3b4/22e9019d3d264e2180feb109557a2df6/FLAGd9acabe1f [2023-03-23 18:30:56,799 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42de0a3b4/22e9019d3d264e2180feb109557a2df6 [2023-03-23 18:30:56,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-23 18:30:56,803 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-03-23 18:30:56,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-23 18:30:56,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-23 18:30:56,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-23 18:30:56,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 06:30:56" (1/1) ... [2023-03-23 18:30:56,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5668a69a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:56, skipping insertion in model container [2023-03-23 18:30:56,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 06:30:56" (1/1) ... [2023-03-23 18:30:56,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-23 18:30:56,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-23 18:30:56,957 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-max-array.wvr.c[2553,2566] [2023-03-23 18:30:56,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 18:30:56,971 INFO L203 MainTranslator]: Completed pre-run [2023-03-23 18:30:56,988 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-max-array.wvr.c[2553,2566] [2023-03-23 18:30:56,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 18:30:56,997 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-03-23 18:30:56,997 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-03-23 18:30:57,003 INFO L208 MainTranslator]: Completed translation [2023-03-23 18:30:57,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57 WrapperNode [2023-03-23 18:30:57,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-23 18:30:57,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-03-23 18:30:57,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-03-23 18:30:57,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-03-23 18:30:57,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (1/1) ... [2023-03-23 18:30:57,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (1/1) ... [2023-03-23 18:30:57,034 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 104 [2023-03-23 18:30:57,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-03-23 18:30:57,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-23 18:30:57,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-23 18:30:57,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-23 18:30:57,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (1/1) ... [2023-03-23 18:30:57,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (1/1) ... [2023-03-23 18:30:57,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (1/1) ... [2023-03-23 18:30:57,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (1/1) ... [2023-03-23 18:30:57,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (1/1) ... [2023-03-23 18:30:57,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (1/1) ... [2023-03-23 18:30:57,062 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (1/1) ... [2023-03-23 18:30:57,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (1/1) ... [2023-03-23 18:30:57,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-23 18:30:57,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-23 18:30:57,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-23 18:30:57,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-23 18:30:57,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (1/1) ... [2023-03-23 18:30:57,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 18:30:57,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 18:30:57,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-23 18:30:57,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-23 18:30:57,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-23 18:30:57,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-03-23 18:30:57,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-03-23 18:30:57,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-03-23 18:30:57,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-03-23 18:30:57,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-03-23 18:30:57,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-03-23 18:30:57,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-23 18:30:57,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-23 18:30:57,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-23 18:30:57,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-03-23 18:30:57,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-03-23 18:30:57,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-23 18:30:57,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-23 18:30:57,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-23 18:30:57,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-23 18:30:57,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-23 18:30:57,170 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-03-23 18:30:57,315 INFO L236 CfgBuilder]: Building ICFG [2023-03-23 18:30:57,317 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-23 18:30:57,629 INFO L277 CfgBuilder]: Performing block encoding [2023-03-23 18:30:57,709 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-23 18:30:57,710 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-03-23 18:30:57,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 06:30:57 BoogieIcfgContainer [2023-03-23 18:30:57,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-23 18:30:57,714 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-23 18:30:57,714 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-23 18:30:57,716 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-23 18:30:57,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.03 06:30:56" (1/3) ... [2023-03-23 18:30:57,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41e3c464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.03 06:30:57, skipping insertion in model container [2023-03-23 18:30:57,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 06:30:57" (2/3) ... [2023-03-23 18:30:57,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41e3c464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.03 06:30:57, skipping insertion in model container [2023-03-23 18:30:57,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 06:30:57" (3/3) ... [2023-03-23 18:30:57,719 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-max-array.wvr.c [2023-03-23 18:30:57,727 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-03-23 18:30:57,734 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-23 18:30:57,734 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-23 18:30:57,734 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-03-23 18:30:57,797 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-03-23 18:30:57,834 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-23 18:30:57,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-03-23 18:30:57,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 18:30:57,836 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-03-23 18:30:57,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-03-23 18:30:57,868 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-03-23 18:30:57,875 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-23 18:30:57,880 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;@291bab3e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-23 18:30:57,881 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-03-23 18:30:58,073 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-03-23 18:30:58,078 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 18:30:58,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1368029928, now seen corresponding path program 1 times [2023-03-23 18:30:58,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 18:30:58,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082348264] [2023-03-23 18:30:58,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 18:30:58,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 18:30:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 18:30:58,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-03-23 18:30:58,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 18:30:58,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082348264] [2023-03-23 18:30:58,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082348264] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-23 18:30:58,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-23 18:30:58,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-03-23 18:30:58,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551379527] [2023-03-23 18:30:58,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-23 18:30:58,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-03-23 18:30:58,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 18:30:58,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-03-23 18:30:58,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-03-23 18:30:58,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:30:58,366 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 18:30:58,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 55.0) internal successors, (110), 2 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-03-23 18:30:58,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:30:58,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:30:58,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-23 18:30:58,427 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-03-23 18:30:58,428 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 18:30:58,428 INFO L85 PathProgramCache]: Analyzing trace with hash 2049300411, now seen corresponding path program 1 times [2023-03-23 18:30:58,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 18:30:58,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659060999] [2023-03-23 18:30:58,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 18:30:58,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 18:30:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 18:30:59,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 18:30:59,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 18:30:59,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659060999] [2023-03-23 18:30:59,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659060999] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-23 18:30:59,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-23 18:30:59,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-03-23 18:30:59,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484534771] [2023-03-23 18:30:59,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-23 18:30:59,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-03-23 18:30:59,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 18:30:59,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-03-23 18:30:59,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-03-23 18:30:59,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:30:59,016 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 18:30:59,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.777777777777779) internal successors, (106), 9 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-03-23 18:30:59,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:30:59,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:30:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:30:59,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:30:59,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-03-23 18:30:59,231 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-03-23 18:30:59,233 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 18:30:59,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1365876298, now seen corresponding path program 1 times [2023-03-23 18:30:59,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 18:30:59,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973498610] [2023-03-23 18:30:59,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 18:30:59,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 18:30:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 18:30:59,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-03-23 18:30:59,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 18:30:59,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973498610] [2023-03-23 18:30:59,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973498610] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-23 18:30:59,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071346800] [2023-03-23 18:30:59,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 18:30:59,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 18:30:59,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 18:30:59,507 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-23 18:30:59,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-03-23 18:30:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 18:30:59,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 6 conjunts are in the unsatisfiable core [2023-03-23 18:30:59,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-23 18:30:59,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-03-23 18:30:59,805 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-23 18:30:59,979 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-03-23 18:30:59,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071346800] provided 1 perfect and 1 imperfect interpolant sequences [2023-03-23 18:30:59,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-03-23 18:30:59,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2023-03-23 18:30:59,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304430905] [2023-03-23 18:30:59,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-23 18:30:59,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-03-23 18:30:59,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 18:30:59,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-03-23 18:30:59,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-03-23 18:30:59,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:30:59,985 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 18:30:59,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-03-23 18:30:59,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:30:59,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:30:59,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:31:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:31:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:31:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:31:00,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-03-23 18:31:00,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-03-23 18:31:00,301 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-03-23 18:31:00,302 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 18:31:00,302 INFO L85 PathProgramCache]: Analyzing trace with hash -972860935, now seen corresponding path program 1 times [2023-03-23 18:31:00,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 18:31:00,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024417625] [2023-03-23 18:31:00,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 18:31:00,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 18:31:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 18:31:00,577 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-03-23 18:31:00,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 18:31:00,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024417625] [2023-03-23 18:31:00,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024417625] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-23 18:31:00,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [973669635] [2023-03-23 18:31:00,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 18:31:00,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 18:31:00,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 18:31:00,580 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-23 18:31:00,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-03-23 18:31:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 18:31:00,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 10 conjunts are in the unsatisfiable core [2023-03-23 18:31:00,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-23 18:31:00,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-03-23 18:31:00,890 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-23 18:31:01,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-03-23 18:31:01,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [973669635] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-23 18:31:01,158 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-23 18:31:01,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 25 [2023-03-23 18:31:01,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181316450] [2023-03-23 18:31:01,159 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-23 18:31:01,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-03-23 18:31:01,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 18:31:01,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-03-23 18:31:01,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=489, Unknown=0, NotChecked=0, Total=600 [2023-03-23 18:31:01,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:31:01,162 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 18:31:01,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 6.52) internal successors, (163), 25 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-03-23 18:31:01,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:31:01,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:31:01,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:31:01,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:31:01,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:31:01,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:31:01,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:31:01,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-03-23 18:31:01,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-03-23 18:31:01,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 18:31:01,659 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-03-23 18:31:01,659 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 18:31:01,659 INFO L85 PathProgramCache]: Analyzing trace with hash -931861558, now seen corresponding path program 2 times [2023-03-23 18:31:01,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 18:31:01,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084764402] [2023-03-23 18:31:01,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 18:31:01,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 18:31:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 18:31:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-03-23 18:31:01,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 18:31:01,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084764402] [2023-03-23 18:31:01,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084764402] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-23 18:31:01,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1609066047] [2023-03-23 18:31:01,959 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-03-23 18:31:01,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 18:31:01,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 18:31:01,961 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-23 18:31:01,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-03-23 18:31:02,072 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-03-23 18:31:02,072 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-03-23 18:31:02,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 8 conjunts are in the unsatisfiable core [2023-03-23 18:31:02,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-23 18:31:02,185 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-03-23 18:31:02,185 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-23 18:31:02,272 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-03-23 18:31:02,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1609066047] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-23 18:31:02,272 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-23 18:31:02,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 9] total 21 [2023-03-23 18:31:02,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787422193] [2023-03-23 18:31:02,273 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-23 18:31:02,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-03-23 18:31:02,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-23 18:31:02,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-03-23 18:31:02,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2023-03-23 18:31:02,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:31:02,275 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-03-23 18:31:02,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 9.523809523809524) internal successors, (200), 21 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-03-23 18:31:02,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:31:02,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:31:02,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:31:02,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-03-23 18:31:02,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:31:02,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-23 18:31:02,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:31:02,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-03-23 18:31:02,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-03-23 18:31:02,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-03-23 18:31:02,728 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-03-23 18:31:02,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 18:31:02,926 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-03-23 18:31:02,926 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-23 18:31:02,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1030517881, now seen corresponding path program 3 times [2023-03-23 18:31:02,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-23 18:31:02,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246460436] [2023-03-23 18:31:02,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-23 18:31:02,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-23 18:31:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-23 18:31:06,643 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 18:31:06,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-23 18:31:06,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246460436] [2023-03-23 18:31:06,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246460436] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-23 18:31:06,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563014831] [2023-03-23 18:31:06,644 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-03-23 18:31:06,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 18:31:06,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 18:31:06,645 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-03-23 18:31:06,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-03-23 18:31:06,775 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-03-23 18:31:06,775 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-03-23 18:31:06,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 46 conjunts are in the unsatisfiable core [2023-03-23 18:31:06,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-23 18:31:09,506 INFO L321 Elim1Store]: treesize reduction 8, result has 80.5 percent of original size [2023-03-23 18:31:09,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 155 treesize of output 117 [2023-03-23 18:31:09,968 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-23 18:31:09,968 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-23 18:31:12,961 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-03-23 18:31:12,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 369 treesize of output 441 [2023-03-23 18:32:10,280 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-03-23 18:32:49,248 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-03-23 18:37:29,766 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-03-23 18:37:48,523 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-03-23 18:38:22,141 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-03-23 18:38:41,800 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-03-23 18:39:49,835 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-03-23 18:40:10,394 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. Received shutdown request... [2023-03-23 18:40:12,370 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-03-23 18:40:12,370 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-03-23 18:40:12,372 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-03-23 18:40:12,377 WARN L238 SmtUtils]: Removed 2 from assertion stack [2023-03-23 18:40:12,379 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2023-03-23 18:40:12,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-03-23 18:40:12,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-23 18:40:12,580 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 133 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 30ms.. [2023-03-23 18:40:12,581 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2023-03-23 18:40:12,582 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2023-03-23 18:40:12,582 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2023-03-23 18:40:12,589 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2023-03-23 18:40:12,591 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-03-23 18:40:12,591 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-03-23 18:40:12,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.03 06:40:12 BasicIcfg [2023-03-23 18:40:12,593 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-03-23 18:40:12,593 INFO L158 Benchmark]: Toolchain (without parser) took 555790.61ms. Allocated memory was 276.8MB in the beginning and 830.5MB in the end (delta: 553.6MB). Free memory was 217.7MB in the beginning and 323.9MB in the end (delta: -106.2MB). Peak memory consumption was 500.1MB. Max. memory is 8.0GB. [2023-03-23 18:40:12,593 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 194.0MB. Free memory is still 143.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-23 18:40:12,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.32ms. Allocated memory is still 276.8MB. Free memory was 217.4MB in the beginning and 205.9MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-03-23 18:40:12,594 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.43ms. Allocated memory is still 276.8MB. Free memory was 205.9MB in the beginning and 204.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-03-23 18:40:12,594 INFO L158 Benchmark]: Boogie Preprocessor took 40.66ms. Allocated memory is still 276.8MB. Free memory was 204.2MB in the beginning and 202.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-03-23 18:40:12,594 INFO L158 Benchmark]: RCFGBuilder took 634.92ms. Allocated memory is still 276.8MB. Free memory was 202.4MB in the beginning and 238.4MB in the end (delta: -36.1MB). Peak memory consumption was 24.5MB. Max. memory is 8.0GB. [2023-03-23 18:40:12,595 INFO L158 Benchmark]: TraceAbstraction took 554879.15ms. Allocated memory was 276.8MB in the beginning and 830.5MB in the end (delta: 553.6MB). Free memory was 237.4MB in the beginning and 323.9MB in the end (delta: -86.6MB). Peak memory consumption was 517.5MB. Max. memory is 8.0GB. [2023-03-23 18:40:12,596 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 194.0MB. Free memory is still 143.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 198.32ms. Allocated memory is still 276.8MB. Free memory was 217.4MB in the beginning and 205.9MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.43ms. Allocated memory is still 276.8MB. Free memory was 205.9MB in the beginning and 204.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.66ms. Allocated memory is still 276.8MB. Free memory was 204.2MB in the beginning and 202.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 634.92ms. Allocated memory is still 276.8MB. Free memory was 202.4MB in the beginning and 238.4MB in the end (delta: -36.1MB). Peak memory consumption was 24.5MB. Max. memory is 8.0GB. * TraceAbstraction took 554879.15ms. Allocated memory was 276.8MB in the beginning and 830.5MB in the end (delta: 553.6MB). Free memory was 237.4MB in the beginning and 323.9MB in the end (delta: -86.6MB). Peak memory consumption was 517.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4840, independent: 4108, independent conditional: 4108, independent unconditional: 0, dependent: 732, dependent conditional: 732, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4129, independent: 4108, independent conditional: 4108, independent unconditional: 0, dependent: 21, dependent conditional: 21, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4129, independent: 4108, independent conditional: 4108, independent unconditional: 0, dependent: 21, dependent conditional: 21, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4160, independent: 4108, independent conditional: 0, independent unconditional: 4108, dependent: 52, dependent conditional: 31, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4160, independent: 4108, independent conditional: 0, independent unconditional: 4108, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4160, independent: 4108, independent conditional: 0, independent unconditional: 4108, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 228, independent: 227, independent conditional: 0, independent unconditional: 227, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 228, independent: 227, independent conditional: 0, independent unconditional: 227, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4160, independent: 3881, independent conditional: 0, independent unconditional: 3881, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 228, unknown conditional: 0, unknown unconditional: 228] , Statistics on independence cache: Total cache size (in pairs): 228, Positive cache size: 227, Positive conditional cache size: 0, Positive unconditional cache size: 227, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 31, Maximal queried relation: 4, Independence queries for same thread: 711 - TimeoutResultAtElement [Line: 100]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 133 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 30ms.. - TimeoutResultAtElement [Line: 93]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 133 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 30ms.. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 133 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 30ms.. - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 133 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 30ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 163 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 554.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 1.3s, 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: 47, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 936 NumberOfCodeBlocks, 936 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1285 ConstructedInterpolants, 0 QuantifiedInterpolants, 2731 SizeOfPredicates, 24 NumberOfNonLiveVariables, 856 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 46/64 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown