/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-11 04:12:02,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-11 04:12:02,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-11 04:12:02,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-11 04:12:02,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-11 04:12:02,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-11 04:12:02,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-11 04:12:02,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-11 04:12:02,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-11 04:12:02,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-11 04:12:02,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-11 04:12:02,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-11 04:12:02,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-11 04:12:02,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-11 04:12:02,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-11 04:12:02,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-11 04:12:02,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-11 04:12:02,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-11 04:12:02,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-11 04:12:02,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-11 04:12:02,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-11 04:12:02,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-11 04:12:02,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-11 04:12:02,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-11 04:12:02,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-11 04:12:02,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-11 04:12:02,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-11 04:12:02,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-11 04:12:02,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-11 04:12:02,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-11 04:12:02,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-11 04:12:02,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-11 04:12:02,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-11 04:12:02,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-11 04:12:02,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-11 04:12:02,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-11 04:12:02,872 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe.epf [2022-02-11 04:12:02,896 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-11 04:12:02,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-11 04:12:02,897 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-11 04:12:02,897 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-11 04:12:02,897 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-11 04:12:02,897 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-11 04:12:02,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-11 04:12:02,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-11 04:12:02,898 INFO L138 SettingsManager]: * Use SBE=true [2022-02-11 04:12:02,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-11 04:12:02,898 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-11 04:12:02,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-11 04:12:02,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-11 04:12:02,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-11 04:12:02,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-11 04:12:02,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-11 04:12:02,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-11 04:12:02,899 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-11 04:12:02,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-11 04:12:02,899 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-11 04:12:02,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-11 04:12:02,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-11 04:12:02,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-11 04:12:02,899 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-11 04:12:02,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-11 04:12:02,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 04:12:02,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-11 04:12:02,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-11 04:12:02,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-11 04:12:02,900 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-11 04:12:02,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-11 04:12:02,900 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-11 04:12:02,900 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-11 04:12:02,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-11 04:12:02,900 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-11 04:12:02,900 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2022-02-11 04:12:02,900 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-11 04:12:03,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-11 04:12:03,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-11 04:12:03,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-11 04:12:03,080 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-11 04:12:03,084 INFO L275 PluginConnector]: CDTParser initialized [2022-02-11 04:12:03,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c [2022-02-11 04:12:03,150 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9810dc5a/c0e881cfd5c84747b1d8a55f2eeab966/FLAGdc8054499 [2022-02-11 04:12:03,564 INFO L306 CDTParser]: Found 1 translation units. [2022-02-11 04:12:03,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c [2022-02-11 04:12:03,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9810dc5a/c0e881cfd5c84747b1d8a55f2eeab966/FLAGdc8054499 [2022-02-11 04:12:03,994 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9810dc5a/c0e881cfd5c84747b1d8a55f2eeab966 [2022-02-11 04:12:03,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-11 04:12:03,998 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-11 04:12:03,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-11 04:12:03,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-11 04:12:04,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-11 04:12:04,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 04:12:03" (1/1) ... [2022-02-11 04:12:04,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63c12123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04, skipping insertion in model container [2022-02-11 04:12:04,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 04:12:03" (1/1) ... [2022-02-11 04:12:04,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-11 04:12:04,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-11 04:12:04,210 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c[3019,3032] [2022-02-11 04:12:04,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 04:12:04,230 INFO L203 MainTranslator]: Completed pre-run [2022-02-11 04:12:04,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-dec.wvr.c[3019,3032] [2022-02-11 04:12:04,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 04:12:04,279 INFO L208 MainTranslator]: Completed translation [2022-02-11 04:12:04,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04 WrapperNode [2022-02-11 04:12:04,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-11 04:12:04,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-11 04:12:04,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-11 04:12:04,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-11 04:12:04,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04" (1/1) ... [2022-02-11 04:12:04,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04" (1/1) ... [2022-02-11 04:12:04,324 INFO L137 Inliner]: procedures = 26, calls = 63, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 137 [2022-02-11 04:12:04,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-11 04:12:04,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-11 04:12:04,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-11 04:12:04,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-11 04:12:04,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04" (1/1) ... [2022-02-11 04:12:04,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04" (1/1) ... [2022-02-11 04:12:04,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04" (1/1) ... [2022-02-11 04:12:04,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04" (1/1) ... [2022-02-11 04:12:04,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04" (1/1) ... [2022-02-11 04:12:04,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04" (1/1) ... [2022-02-11 04:12:04,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04" (1/1) ... [2022-02-11 04:12:04,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-11 04:12:04,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-11 04:12:04,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-11 04:12:04,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-11 04:12:04,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04" (1/1) ... [2022-02-11 04:12:04,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 04:12:04,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:04,384 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) [2022-02-11 04:12:04,393 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 [2022-02-11 04:12:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-11 04:12:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-11 04:12:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-11 04:12:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-11 04:12:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-11 04:12:04,413 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-11 04:12:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-11 04:12:04,413 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-11 04:12:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-11 04:12:04,413 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-11 04:12:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-02-11 04:12:04,414 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-02-11 04:12:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-11 04:12:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-11 04:12:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-11 04:12:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-11 04:12:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-11 04:12:04,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-11 04:12:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-11 04:12:04,415 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-11 04:12:04,480 INFO L234 CfgBuilder]: Building ICFG [2022-02-11 04:12:04,481 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-11 04:12:04,727 INFO L275 CfgBuilder]: Performing block encoding [2022-02-11 04:12:04,804 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-11 04:12:04,804 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-02-11 04:12:04,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 04:12:04 BoogieIcfgContainer [2022-02-11 04:12:04,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-11 04:12:04,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-11 04:12:04,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-11 04:12:04,816 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-11 04:12:04,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.02 04:12:03" (1/3) ... [2022-02-11 04:12:04,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@383c0747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 04:12:04, skipping insertion in model container [2022-02-11 04:12:04,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 04:12:04" (2/3) ... [2022-02-11 04:12:04,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@383c0747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 04:12:04, skipping insertion in model container [2022-02-11 04:12:04,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 04:12:04" (3/3) ... [2022-02-11 04:12:04,818 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-min-max-dec.wvr.c [2022-02-11 04:12:04,821 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-11 04:12:04,821 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-11 04:12:04,821 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-11 04:12:04,821 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-11 04:12:04,877 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,878 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,878 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,878 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,878 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,878 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,878 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,879 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,879 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,879 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,879 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,879 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,879 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,879 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,879 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,879 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,880 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,880 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,880 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,880 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,880 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,880 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,881 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,881 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,881 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,881 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,881 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,881 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,881 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,881 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,882 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,882 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,882 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,882 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,882 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,882 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,882 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,883 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,883 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,883 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,883 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,883 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,883 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,883 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,883 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,884 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,884 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,884 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,884 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,884 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,884 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,884 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,884 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,885 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,885 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,885 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,885 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,885 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,885 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,885 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,886 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,886 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,886 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,886 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,886 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,886 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,886 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,886 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,887 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,887 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,887 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,887 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,887 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,887 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,887 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,887 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,888 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,888 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,888 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,888 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,888 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,888 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,888 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,888 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,888 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,889 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,889 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,889 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,889 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,889 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,889 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,889 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,889 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,890 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,890 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,890 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,890 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,890 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,890 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,891 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,893 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,893 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,893 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,893 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,893 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,893 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,893 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,894 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,894 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,894 WARN L322 ript$VariableManager]: TermVariable |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,895 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,895 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,895 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,895 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,895 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,895 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,895 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,895 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,896 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,896 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,896 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,896 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,896 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,896 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,896 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,896 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,897 WARN L322 ript$VariableManager]: TermVariable |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:04,899 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-02-11 04:12:04,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 04:12:04,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:04,936 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) [2022-02-11 04:12:04,937 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 [2022-02-11 04:12:04,957 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 04:12:04,961 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2022-02-11 04:12:04,961 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-02-11 04:12:05,125 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:05,143 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:05,158 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:05,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:05,162 INFO L85 PathProgramCache]: Analyzing trace with hash -904933783, now seen corresponding path program 1 times [2022-02-11 04:12:05,168 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:05,168 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773727039] [2022-02-11 04:12:05,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:05,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:05,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 04:12:05,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:05,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773727039] [2022-02-11 04:12:05,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773727039] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 04:12:05,380 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 04:12:05,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 04:12:05,381 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048917982] [2022-02-11 04:12:05,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 04:12:05,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 04:12:05,387 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:05,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 04:12:05,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 04:12:05,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:05,402 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:05,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 62.5) internal successors, (125), 2 states have internal predecessors, (125), 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) [2022-02-11 04:12:05,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:05,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:05,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-11 04:12:05,436 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:05,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:05,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1642192196, now seen corresponding path program 1 times [2022-02-11 04:12:05,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:05,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197921547] [2022-02-11 04:12:05,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:05,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:05,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 04:12:05,791 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:05,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197921547] [2022-02-11 04:12:05,792 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197921547] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 04:12:05,792 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 04:12:05,792 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-11 04:12:05,792 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273434451] [2022-02-11 04:12:05,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 04:12:05,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 04:12:05,795 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:05,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 04:12:05,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-02-11 04:12:05,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:05,798 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:05,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.166666666666668) internal successors, (121), 6 states have internal predecessors, (121), 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) [2022-02-11 04:12:05,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:05,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:05,924 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:05,963 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:06,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:06,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-11 04:12:06,022 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:06,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:06,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1675543331, now seen corresponding path program 1 times [2022-02-11 04:12:06,023 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:06,023 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111314761] [2022-02-11 04:12:06,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:06,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:06,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 04:12:06,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:06,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111314761] [2022-02-11 04:12:06,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111314761] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 04:12:06,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 04:12:06,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-11 04:12:06,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756850216] [2022-02-11 04:12:06,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 04:12:06,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-11 04:12:06,206 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:06,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-11 04:12:06,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-11 04:12:06,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:06,208 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:06,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.0) internal successors, (126), 7 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 04:12:06,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:06,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:06,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:06,323 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,330 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,385 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,394 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,480 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,488 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,495 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,524 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,839 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,848 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,853 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:06,864 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:07,008 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:07,018 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:07,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:07,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:07,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:07,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-11 04:12:07,070 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:07,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:07,071 INFO L85 PathProgramCache]: Analyzing trace with hash 460727308, now seen corresponding path program 1 times [2022-02-11 04:12:07,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:07,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516435314] [2022-02-11 04:12:07,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:07,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 04:12:07,186 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:07,186 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516435314] [2022-02-11 04:12:07,186 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516435314] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:07,190 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854414801] [2022-02-11 04:12:07,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:07,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:07,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:07,194 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) [2022-02-11 04:12:07,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-11 04:12:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:07,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-11 04:12:07,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 04:12:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 04:12:07,640 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 04:12:07,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 04:12:07,967 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854414801] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:07,968 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-11 04:12:07,968 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2022-02-11 04:12:07,968 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668936097] [2022-02-11 04:12:07,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 04:12:07,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-11 04:12:07,969 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:07,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-11 04:12:07,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2022-02-11 04:12:07,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:07,971 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:07,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 7 states have internal predecessors, (133), 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) [2022-02-11 04:12:07,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:07,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:07,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:07,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:08,037 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:08,042 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:08,046 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:08,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:08,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:08,079 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-02-11 04:12:08,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-02-11 04:12:08,279 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:08,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:08,280 INFO L85 PathProgramCache]: Analyzing trace with hash -912583537, now seen corresponding path program 1 times [2022-02-11 04:12:08,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:08,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466304553] [2022-02-11 04:12:08,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:08,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:08,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:08,386 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:08,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466304553] [2022-02-11 04:12:08,386 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466304553] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:08,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451042876] [2022-02-11 04:12:08,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:08,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:08,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:08,387 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) [2022-02-11 04:12:08,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-11 04:12:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:08,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-11 04:12:08,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 04:12:08,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:08,739 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 04:12:09,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:09,018 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1451042876] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:09,018 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-11 04:12:09,019 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2022-02-11 04:12:09,019 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633898462] [2022-02-11 04:12:09,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 04:12:09,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-11 04:12:09,019 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:09,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-11 04:12:09,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2022-02-11 04:12:09,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:09,020 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:09,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 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) [2022-02-11 04:12:09,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:09,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:09,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:09,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:09,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:09,089 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:09,093 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:09,097 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:09,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:09,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:09,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:09,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:09,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:09,130 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-02-11 04:12:09,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:09,333 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:09,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:09,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1226881004, now seen corresponding path program 1 times [2022-02-11 04:12:09,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:09,334 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040908831] [2022-02-11 04:12:09,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:09,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-11 04:12:09,512 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:09,513 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040908831] [2022-02-11 04:12:09,516 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040908831] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:09,516 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794817217] [2022-02-11 04:12:09,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:09,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:09,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:09,517 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) [2022-02-11 04:12:09,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-11 04:12:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:09,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 50 conjunts are in the unsatisfiable core [2022-02-11 04:12:09,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 04:12:10,024 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-11 04:12:10,245 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-11 04:12:10,314 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-11 04:12:10,367 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-11 04:12:10,411 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-11 04:12:10,586 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-11 04:12:10,655 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 04:12:10,655 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 04:12:11,100 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:11,100 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [794817217] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:11,100 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-11 04:12:11,100 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [8, 24] total 34 [2022-02-11 04:12:11,101 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684837206] [2022-02-11 04:12:11,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 04:12:11,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-11 04:12:11,101 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:11,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-11 04:12:11,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=983, Unknown=0, NotChecked=0, Total=1122 [2022-02-11 04:12:11,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:11,102 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:11,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 14.3) internal successors, (143), 10 states have internal predecessors, (143), 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) [2022-02-11 04:12:11,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:11,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:11,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:11,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:11,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:11,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:11,197 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:11,201 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:11,237 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:11,241 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:11,320 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:11,333 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:11,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:11,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:11,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:11,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:11,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:11,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:11,378 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-11 04:12:11,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:11,576 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:11,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:11,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1474017776, now seen corresponding path program 2 times [2022-02-11 04:12:11,576 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:11,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720234507] [2022-02-11 04:12:11,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:11,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:11,738 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-11 04:12:11,738 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:11,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720234507] [2022-02-11 04:12:11,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720234507] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:11,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965537140] [2022-02-11 04:12:11,739 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-11 04:12:11,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:11,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:11,740 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) [2022-02-11 04:12:11,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-11 04:12:11,865 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-11 04:12:11,865 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-11 04:12:11,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 32 conjunts are in the unsatisfiable core [2022-02-11 04:12:11,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 04:12:12,124 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-11 04:12:12,209 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2022-02-11 04:12:12,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:12,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 04:12:12,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:12,840 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1965537140] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:12,840 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-11 04:12:12,840 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11, 17] total 30 [2022-02-11 04:12:12,840 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616170427] [2022-02-11 04:12:12,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 04:12:12,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-11 04:12:12,841 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:12,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-11 04:12:12,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=732, Unknown=0, NotChecked=0, Total=870 [2022-02-11 04:12:12,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:12,842 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:12,842 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.0) internal successors, (143), 11 states have internal predecessors, (143), 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) [2022-02-11 04:12:12,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:12,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:12,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:12,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:12,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:12,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:12,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:12,954 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:12,961 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:13,013 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:13,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-11 04:12:13,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-11 04:12:13,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:13,320 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:13,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:13,320 INFO L85 PathProgramCache]: Analyzing trace with hash 254518960, now seen corresponding path program 3 times [2022-02-11 04:12:13,320 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:13,320 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397837041] [2022-02-11 04:12:13,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:13,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:13,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-11 04:12:13,435 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:13,435 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397837041] [2022-02-11 04:12:13,435 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397837041] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 04:12:13,435 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 04:12:13,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-11 04:12:13,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376306464] [2022-02-11 04:12:13,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 04:12:13,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 04:12:13,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:13,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 04:12:13,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-11 04:12:13,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:13,437 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:13,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 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) [2022-02-11 04:12:13,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:13,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:13,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:13,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:13,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:13,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:13,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-11 04:12:13,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:13,482 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:13,497 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:13,569 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:13,576 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:13,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-11 04:12:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:13,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-11 04:12:13,598 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:13,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:13,627 INFO L85 PathProgramCache]: Analyzing trace with hash -111632955, now seen corresponding path program 4 times [2022-02-11 04:12:13,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:13,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729610410] [2022-02-11 04:12:13,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:13,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:13,731 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-11 04:12:13,732 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:13,732 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729610410] [2022-02-11 04:12:13,732 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729610410] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:13,732 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724610275] [2022-02-11 04:12:13,732 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-11 04:12:13,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:13,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:13,733 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 04:12:13,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-11 04:12:13,828 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-11 04:12:13,828 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-11 04:12:13,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 10 conjunts are in the unsatisfiable core [2022-02-11 04:12:13,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 04:12:14,101 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-11 04:12:14,101 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 04:12:14,387 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-11 04:12:14,387 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724610275] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 04:12:14,387 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 04:12:14,387 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2022-02-11 04:12:14,387 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228436706] [2022-02-11 04:12:14,387 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 04:12:14,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-11 04:12:14,388 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:14,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-11 04:12:14,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2022-02-11 04:12:14,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:14,389 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:14,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 9.625) internal successors, (231), 24 states have internal predecessors, (231), 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) [2022-02-11 04:12:14,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:14,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:14,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:14,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:14,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:14,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:14,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-11 04:12:14,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:14,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:14,567 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:14,655 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:14,660 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:14,664 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:14,722 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:14,726 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:14,737 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:14,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:14,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:14,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:14,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:14,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:14,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:14,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-11 04:12:14,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:14,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:14,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-11 04:12:15,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:15,001 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:15,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:15,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1569327138, now seen corresponding path program 5 times [2022-02-11 04:12:15,002 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:15,002 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306878745] [2022-02-11 04:12:15,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:15,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:15,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-11 04:12:15,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:15,129 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306878745] [2022-02-11 04:12:15,129 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306878745] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:15,129 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405810010] [2022-02-11 04:12:15,129 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-02-11 04:12:15,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:15,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:15,144 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 04:12:15,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-11 04:12:15,241 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-11 04:12:15,241 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-11 04:12:15,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 21 conjunts are in the unsatisfiable core [2022-02-11 04:12:15,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 04:12:15,410 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-11 04:12:15,523 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-11 04:12:15,591 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:15,591 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 04:12:16,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:16,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [405810010] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 04:12:16,162 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 04:12:16,162 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 11] total 25 [2022-02-11 04:12:16,162 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912768801] [2022-02-11 04:12:16,162 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 04:12:16,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-02-11 04:12:16,163 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:16,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-02-11 04:12:16,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-02-11 04:12:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:16,164 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:16,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 9.52) internal successors, (238), 25 states have internal predecessors, (238), 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) [2022-02-11 04:12:16,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:16,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:16,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:16,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:16,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:16,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:16,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-11 04:12:16,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:16,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:16,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:16,369 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:16,372 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:16,382 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:16,385 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:16,406 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:16,410 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:16,418 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:16,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:16,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:16,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:16,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:16,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:16,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:16,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-11 04:12:16,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:16,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:16,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-11 04:12:16,478 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-02-11 04:12:16,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:16,676 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:16,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:16,676 INFO L85 PathProgramCache]: Analyzing trace with hash 978061826, now seen corresponding path program 6 times [2022-02-11 04:12:16,676 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:16,676 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88531155] [2022-02-11 04:12:16,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:16,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:16,750 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-11 04:12:16,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:16,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88531155] [2022-02-11 04:12:16,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88531155] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:16,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [824880900] [2022-02-11 04:12:16,751 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-02-11 04:12:16,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:16,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:16,752 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 04:12:16,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-11 04:12:16,946 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2022-02-11 04:12:16,947 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-11 04:12:16,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-11 04:12:16,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 04:12:17,171 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-11 04:12:17,171 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 04:12:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-11 04:12:17,366 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [824880900] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 04:12:17,366 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 04:12:17,366 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 9] total 24 [2022-02-11 04:12:17,366 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661116436] [2022-02-11 04:12:17,366 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 04:12:17,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-11 04:12:17,367 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:17,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-11 04:12:17,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2022-02-11 04:12:17,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:17,367 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:17,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 10.208333333333334) internal successors, (245), 24 states have internal predecessors, (245), 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) [2022-02-11 04:12:17,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:17,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:17,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:17,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:17,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:17,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:17,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-11 04:12:17,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:17,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:17,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-11 04:12:17,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:17,706 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:17,711 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:17,862 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:17,916 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:17,922 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,076 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,156 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,220 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,242 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,263 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,366 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,370 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,373 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,403 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,406 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,464 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,468 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,478 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,519 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,545 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,568 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,589 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,592 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,644 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:18,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-11 04:12:18,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-11 04:12:18,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:18,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:18,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-11 04:12:18,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-11 04:12:18,739 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-02-11 04:12:18,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-02-11 04:12:18,931 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:18,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:18,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1204883758, now seen corresponding path program 7 times [2022-02-11 04:12:18,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:18,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157992965] [2022-02-11 04:12:18,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:18,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:19,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-11 04:12:19,087 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:19,087 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157992965] [2022-02-11 04:12:19,087 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157992965] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:19,087 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1299562787] [2022-02-11 04:12:19,087 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-02-11 04:12:19,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:19,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:19,088 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 04:12:19,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-02-11 04:12:19,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:19,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 52 conjunts are in the unsatisfiable core [2022-02-11 04:12:19,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 04:12:19,588 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-11 04:12:19,785 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-11 04:12:19,856 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-11 04:12:19,911 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-11 04:12:19,951 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-11 04:12:20,144 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-11 04:12:20,273 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2022-02-11 04:12:20,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 04:12:20,337 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 04:12:21,008 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:21,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1299562787] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:21,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-11 04:12:21,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11, 27] total 40 [2022-02-11 04:12:21,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482340481] [2022-02-11 04:12:21,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 04:12:21,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-11 04:12:21,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:21,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-11 04:12:21,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=1385, Unknown=0, NotChecked=0, Total=1560 [2022-02-11 04:12:21,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:21,010 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:21,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.0) internal successors, (143), 11 states have internal predecessors, (143), 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) [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-02-11 04:12:21,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:21,071 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,075 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,122 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-11 04:12:21,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 04:12:21,224 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-02-11 04:12:21,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:21,408 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:21,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:21,409 INFO L85 PathProgramCache]: Analyzing trace with hash 527970514, now seen corresponding path program 8 times [2022-02-11 04:12:21,409 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:21,409 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234005111] [2022-02-11 04:12:21,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:21,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:21,544 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-11 04:12:21,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:21,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234005111] [2022-02-11 04:12:21,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234005111] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 04:12:21,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 04:12:21,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-11 04:12:21,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944713655] [2022-02-11 04:12:21,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 04:12:21,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 04:12:21,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:21,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 04:12:21,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-11 04:12:21,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:21,546 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:21,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 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) [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 04:12:21,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:21,585 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,602 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,789 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,792 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,827 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,831 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,834 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,837 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,840 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:21,886 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,018 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,021 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,041 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,067 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,112 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,114 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,117 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,119 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,183 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,212 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,241 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,244 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,257 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,281 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,307 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,330 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,335 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,338 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,348 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,353 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,760 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,766 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,883 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:22,962 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:23,039 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:23,069 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:23,114 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:35,604 WARN L228 SmtUtils]: Spent 8.12s on a formula simplification. DAG size of input: 47 DAG size of output: 35 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-11 04:12:35,683 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:35,688 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:36,698 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:36,711 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:36,717 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:36,722 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:36,725 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:36,728 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:36,753 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:36,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:36,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:36,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:36,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:36,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:36,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-11 04:12:36,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-11 04:12:36,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:36,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:36,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-02-11 04:12:36,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-11 04:12:36,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:36,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:36,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-11 04:12:36,786 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:36,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:36,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1573561036, now seen corresponding path program 9 times [2022-02-11 04:12:36,786 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:36,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787961508] [2022-02-11 04:12:36,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:36,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:36,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:37,000 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:37,000 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:37,000 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787961508] [2022-02-11 04:12:37,000 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787961508] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:37,000 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1421124777] [2022-02-11 04:12:37,000 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-11 04:12:37,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:37,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:37,003 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 04:12:37,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-02-11 04:12:37,197 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-02-11 04:12:37,197 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-11 04:12:37,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 33 conjunts are in the unsatisfiable core [2022-02-11 04:12:37,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 04:12:37,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-11 04:12:37,483 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-11 04:12:37,704 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2022-02-11 04:12:37,759 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2022-02-11 04:12:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:37,812 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 04:12:39,001 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:39,001 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1421124777] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 04:12:39,001 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 04:12:39,002 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 11] total 37 [2022-02-11 04:12:39,002 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767275445] [2022-02-11 04:12:39,002 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 04:12:39,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2022-02-11 04:12:39,002 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:39,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2022-02-11 04:12:39,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1166, Unknown=0, NotChecked=0, Total=1332 [2022-02-11 04:12:39,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:39,003 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:39,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 10.108108108108109) internal successors, (374), 37 states have internal predecessors, (374), 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) [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:39,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:39,389 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,408 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,435 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,611 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,744 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,759 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,789 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,798 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,805 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,809 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,830 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,854 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,874 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,878 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,896 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:39,902 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:40,029 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,131 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,136 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,141 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,146 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,211 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,220 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,226 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,244 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,330 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,336 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,368 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:42,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:42,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:42,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:42,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:42,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:42,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-11 04:12:42,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-11 04:12:42,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:42,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:42,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-02-11 04:12:42,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-11 04:12:42,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:42,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:42,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-11 04:12:42,566 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-02-11 04:12:42,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-02-11 04:12:42,752 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:42,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:42,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1236434916, now seen corresponding path program 10 times [2022-02-11 04:12:42,753 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:42,753 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421641518] [2022-02-11 04:12:42,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:42,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:43,013 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:43,014 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421641518] [2022-02-11 04:12:43,014 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421641518] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:43,014 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1915463233] [2022-02-11 04:12:43,014 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-11 04:12:43,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:43,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:43,015 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 04:12:43,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-02-11 04:12:43,121 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-11 04:12:43,122 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-11 04:12:43,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 43 conjunts are in the unsatisfiable core [2022-02-11 04:12:43,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 04:12:43,151 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-11 04:12:43,175 INFO L353 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-02-11 04:12:43,175 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-02-11 04:12:43,298 INFO L353 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-02-11 04:12:43,299 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16 treesize of output 18 [2022-02-11 04:12:43,604 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-11 04:12:43,661 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-11 04:12:43,823 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-11 04:12:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:43,952 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 04:12:44,487 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_569 (Array Int Int))) (let ((.cse0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_569) c_~A~0.base) c_~A~0.offset))) (or (<= c_~min~0 (+ .cse0 1)) (<= 2147483647 .cse0)))) is different from false [2022-02-11 04:12:44,518 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_568 (Array Int Int)) (v_ArrVal_569 (Array Int Int))) (let ((.cse0 (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_568) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_569) c_~A~0.base) c_~A~0.offset))) (or (<= c_~min~0 (+ 1 .cse0)) (<= 2147483647 .cse0)))) is different from false [2022-02-11 04:12:44,525 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 247 treesize of output 215 [2022-02-11 04:12:44,529 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 207 treesize of output 199 [2022-02-11 04:12:44,531 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 199 treesize of output 183 [2022-02-11 04:12:44,954 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:44,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1915463233] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 04:12:44,955 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 04:12:44,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19, 19] total 42 [2022-02-11 04:12:44,955 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890868806] [2022-02-11 04:12:44,955 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 04:12:44,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2022-02-11 04:12:44,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 04:12:44,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2022-02-11 04:12:44,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=1404, Unknown=2, NotChecked=154, Total=1722 [2022-02-11 04:12:44,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:44,956 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 04:12:44,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 8.261904761904763) internal successors, (347), 42 states have internal predecessors, (347), 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) [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-11 04:12:44,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:45,760 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:45,829 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:45,870 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:45,879 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:45,936 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:46,015 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:46,064 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:46,129 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:46,178 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:46,200 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:46,400 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:46,405 WARN L322 ript$VariableManager]: TermVariable |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:46,409 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:46,413 WARN L322 ript$VariableManager]: TermVariable |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 04:12:46,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 04:12:46,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:46,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 04:12:46,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:46,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 04:12:46,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-11 04:12:46,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-11 04:12:46,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:46,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-11 04:12:46,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-02-11 04:12:46,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-11 04:12:46,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-11 04:12:46,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 04:12:46,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-11 04:12:46,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-11 04:12:46,625 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-02-11 04:12:46,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-02-11 04:12:46,815 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-11 04:12:46,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 04:12:46,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1650384794, now seen corresponding path program 11 times [2022-02-11 04:12:46,816 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 04:12:46,816 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626241933] [2022-02-11 04:12:46,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 04:12:46,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 04:12:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 04:12:47,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:47,060 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 04:12:47,060 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626241933] [2022-02-11 04:12:47,060 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626241933] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 04:12:47,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1257676981] [2022-02-11 04:12:47,061 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-02-11 04:12:47,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 04:12:47,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 04:12:47,062 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 04:12:47,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-02-11 04:12:47,179 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2022-02-11 04:12:47,179 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-11 04:12:47,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 31 conjunts are in the unsatisfiable core [2022-02-11 04:12:47,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 04:12:47,209 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-11 04:12:47,246 INFO L353 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-02-11 04:12:47,246 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2022-02-11 04:12:47,502 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-11 04:12:47,502 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2022-02-11 04:12:47,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-11 04:12:47,721 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-11 04:12:47,762 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-11 04:12:47,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-11 04:12:47,799 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-11 04:12:47,854 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-11 04:12:47,854 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 32 [2022-02-11 04:12:47,950 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 04:12:47,950 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 04:12:48,267 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_618 (Array Int Int)) (thread2Thread1of1ForFork2_~i~1 Int)) (let ((.cse1 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_618) c_~A~0.base))) (let ((.cse0 (select .cse1 (+ c_~A~0.offset (* thread2Thread1of1ForFork2_~i~1 4))))) (or (< .cse0 (select .cse1 c_~A~0.offset)) (<= 2147483647 .cse0) (<= c_~min~0 (+ 1 .cse0)))))) is different from false [2022-02-11 04:12:48,310 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_618 (Array Int Int)) (v_ArrVal_617 (Array Int Int)) (thread2Thread1of1ForFork2_~i~1 Int)) (let ((.cse1 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_617) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_618) c_~A~0.base))) (let ((.cse0 (select .cse1 (+ c_~A~0.offset (* thread2Thread1of1ForFork2_~i~1 4))))) (or (<= c_~min~0 (+ .cse0 1)) (< .cse0 (select .cse1 c_~A~0.offset)) (<= 2147483647 .cse0))))) is different from false [2022-02-11 04:12:48,358 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_616 (Array Int Int)) (v_ArrVal_618 (Array Int Int)) (v_ArrVal_617 (Array Int Int)) (thread2Thread1of1ForFork2_~i~1 Int)) (let ((.cse1 (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_616) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_617) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_618) c_~A~0.base))) (let ((.cse0 (select .cse1 (+ c_~A~0.offset (* thread2Thread1of1ForFork2_~i~1 4))))) (or (<= c_~min~0 (+ .cse0 1)) (< .cse0 (select .cse1 c_~A~0.offset)) (<= 2147483647 .cse0))))) is different from false [2022-02-11 04:12:48,375 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-11 04:12:48,375 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 4192 treesize of output 3724 [2022-02-11 04:12:48,404 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-11 04:12:48,406 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 3712 treesize of output 3084 [2022-02-11 04:12:48,431 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-11 04:12:48,434 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 3072 treesize of output 2924 [2022-02-11 04:12:48,461 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-11 04:12:48,462 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 2912 treesize of output 2604 Received shutdown request... [2022-02-11 04:26:24,398 WARN L244 SmtUtils]: Removed 1 from assertion stack [2022-02-11 04:26:24,409 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 [2022-02-11 04:26:24,410 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-02-11 04:26:24,421 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-11 04:26:24,423 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 [2022-02-11 04:26:24,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-02-11 04:26:24,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-02-11 04:26:24,634 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. [2022-02-11 04:26:24,635 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2022-02-11 04:26:24,635 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2022-02-11 04:26:24,635 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2022-02-11 04:26:24,636 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2022-02-11 04:26:24,641 INFO L733 BasicCegarLoop]: Path program histogram: [11, 1, 1, 1, 1, 1] [2022-02-11 04:26:24,642 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-11 04:26:24,642 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-11 04:26:24,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.02 04:26:24 BasicIcfg [2022-02-11 04:26:24,654 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-11 04:26:24,655 INFO L158 Benchmark]: Toolchain (without parser) took 860657.26ms. Allocated memory was 201.3MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 149.9MB in the beginning and 806.1MB in the end (delta: -656.3MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2022-02-11 04:26:24,655 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 166.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-11 04:26:24,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.61ms. Allocated memory is still 201.3MB. Free memory was 149.6MB in the beginning and 175.7MB in the end (delta: -26.0MB). Peak memory consumption was 7.0MB. Max. memory is 8.0GB. [2022-02-11 04:26:24,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.68ms. Allocated memory is still 201.3MB. Free memory was 175.7MB in the beginning and 174.1MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-11 04:26:24,655 INFO L158 Benchmark]: Boogie Preprocessor took 28.41ms. Allocated memory is still 201.3MB. Free memory was 174.0MB in the beginning and 172.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-11 04:26:24,656 INFO L158 Benchmark]: RCFGBuilder took 451.38ms. Allocated memory is still 201.3MB. Free memory was 172.0MB in the beginning and 151.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2022-02-11 04:26:24,656 INFO L158 Benchmark]: TraceAbstraction took 859847.79ms. Allocated memory was 201.3MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 151.0MB in the beginning and 806.1MB in the end (delta: -655.2MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2022-02-11 04:26:24,657 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 166.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 280.61ms. Allocated memory is still 201.3MB. Free memory was 149.6MB in the beginning and 175.7MB in the end (delta: -26.0MB). Peak memory consumption was 7.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.68ms. Allocated memory is still 201.3MB. Free memory was 175.7MB in the beginning and 174.1MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.41ms. Allocated memory is still 201.3MB. Free memory was 174.0MB in the beginning and 172.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 451.38ms. Allocated memory is still 201.3MB. Free memory was 172.0MB in the beginning and 151.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 859847.79ms. Allocated memory was 201.3MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 151.0MB in the beginning and 806.1MB in the end (delta: -655.2MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 244356, positive: 217166, positive conditional: 213172, positive unconditional: 3994, negative: 27190, negative conditional: 27126, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 218764, positive: 217166, positive conditional: 213172, positive unconditional: 3994, negative: 1598, negative conditional: 1534, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 218764, positive: 217166, positive conditional: 213172, positive unconditional: 3994, negative: 1598, negative conditional: 1534, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 232592, positive: 217166, positive conditional: 212868, positive unconditional: 4298, negative: 15426, negative conditional: 13828, negative unconditional: 1598, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 232592, positive: 217166, positive conditional: 45089, positive unconditional: 172077, negative: 15426, negative conditional: 7719, negative unconditional: 7707, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232592, positive: 217166, positive conditional: 45089, positive unconditional: 172077, negative: 15426, negative conditional: 7719, negative unconditional: 7707, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3783, positive: 3515, positive conditional: 113, positive unconditional: 3402, negative: 268, negative conditional: 204, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3783, positive: 3399, positive conditional: 0, positive unconditional: 3399, negative: 384, negative conditional: 0, negative unconditional: 384, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 384, positive: 116, positive conditional: 113, positive unconditional: 3, negative: 267, negative conditional: 203, negative unconditional: 64, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2176, positive: 338, positive conditional: 332, positive unconditional: 6, negative: 832, negative conditional: 592, negative unconditional: 240, unknown: 1007, unknown conditional: 1007, unknown unconditional: 0] ], Cache Queries: [ total: 232592, positive: 213651, positive conditional: 44976, positive unconditional: 168675, negative: 15158, negative conditional: 7515, negative unconditional: 7643, unknown: 3783, unknown conditional: 317, unknown unconditional: 3466] , Statistics on independence cache: Total cache size (in pairs): 3783, Positive cache size: 3515, Positive conditional cache size: 113, Positive unconditional cache size: 3402, Negative cache size: 268, Negative conditional cache size: 204, Negative unconditional cache size: 64, Eliminated conditions: 173888, Maximal queried relation: 12, Independence queries for same thread: 25592 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.7s, Number of persistent set computation: 8669, Number of trivial persistent sets: 7537, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4058, positive: 3994, positive conditional: 0, positive unconditional: 3994, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 244356, positive: 217166, positive conditional: 213172, positive unconditional: 3994, negative: 27190, negative conditional: 27126, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 218764, positive: 217166, positive conditional: 213172, positive unconditional: 3994, negative: 1598, negative conditional: 1534, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 218764, positive: 217166, positive conditional: 213172, positive unconditional: 3994, negative: 1598, negative conditional: 1534, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 232592, positive: 217166, positive conditional: 212868, positive unconditional: 4298, negative: 15426, negative conditional: 13828, negative unconditional: 1598, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 232592, positive: 217166, positive conditional: 45089, positive unconditional: 172077, negative: 15426, negative conditional: 7719, negative unconditional: 7707, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 232592, positive: 217166, positive conditional: 45089, positive unconditional: 172077, negative: 15426, negative conditional: 7719, negative unconditional: 7707, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3783, positive: 3515, positive conditional: 113, positive unconditional: 3402, negative: 268, negative conditional: 204, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3783, positive: 3399, positive conditional: 0, positive unconditional: 3399, negative: 384, negative conditional: 0, negative unconditional: 384, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 384, positive: 116, positive conditional: 113, positive unconditional: 3, negative: 267, negative conditional: 203, negative unconditional: 64, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2176, positive: 338, positive conditional: 332, positive unconditional: 6, negative: 832, negative conditional: 592, negative unconditional: 240, unknown: 1007, unknown conditional: 1007, unknown unconditional: 0] ], Cache Queries: [ total: 232592, positive: 213651, positive conditional: 44976, positive unconditional: 168675, negative: 15158, negative conditional: 7515, negative unconditional: 7643, unknown: 3783, unknown conditional: 317, unknown unconditional: 3466] , Statistics on independence cache: Total cache size (in pairs): 3783, Positive cache size: 3515, Positive conditional cache size: 113, Positive unconditional cache size: 3402, Negative cache size: 268, Negative conditional cache size: 204, Negative unconditional cache size: 64, Eliminated conditions: 173888, Maximal queried relation: 12, Independence queries for same thread: 25592 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 120]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 111]: 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 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 113]: 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 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 110]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 112]: 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 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 200 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 859.7s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 11, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 24.8s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 258, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 12.6s InterpolantComputationTime, 3518 NumberOfCodeBlocks, 3500 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 4913 ConstructedInterpolants, 44 QuantifiedInterpolants, 23770 SizeOfPredicates, 164 NumberOfNonLiveVariables, 3519 ConjunctsInSsa, 261 ConjunctsInUnsatCore, 35 InterpolantComputations, 10 PerfectInterpolantSequences, 128/189 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