/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-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 20:16:45,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-18 20:16:45,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-18 20:16:45,677 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-18 20:16:45,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-18 20:16:45,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-18 20:16:45,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-18 20:16:45,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-18 20:16:45,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-18 20:16:45,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-18 20:16:45,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-18 20:16:45,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-18 20:16:45,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-18 20:16:45,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-18 20:16:45,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-18 20:16:45,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-18 20:16:45,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-18 20:16:45,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-18 20:16:45,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-18 20:16:45,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-18 20:16:45,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-18 20:16:45,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-18 20:16:45,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-18 20:16:45,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-18 20:16:45,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-18 20:16:45,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-18 20:16:45,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-18 20:16:45,710 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-18 20:16:45,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-18 20:16:45,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-18 20:16:45,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-18 20:16:45,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-18 20:16:45,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-18 20:16:45,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-18 20:16:45,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-18 20:16:45,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-18 20:16:45,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-18 20:16:45,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-18 20:16:45,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 20:16:45,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 20:16:45,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 20:16:45,715 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-NewStatesSleep-NoLbe.epf [2022-02-18 20:16:45,727 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 20:16:45,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 20:16:45,727 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 20:16:45,727 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 20:16:45,727 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 20:16:45,728 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 20:16:45,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 20:16:45,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 20:16:45,728 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 20:16:45,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 20:16:45,728 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 20:16:45,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 20:16:45,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 20:16:45,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 20:16:45,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 20:16:45,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 20:16:45,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 20:16:45,729 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 20:16:45,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 20:16:45,729 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 20:16:45,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 20:16:45,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 20:16:45,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 20:16:45,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 20:16:45,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 20:16:45,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 20:16:45,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 20:16:45,730 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-18 20:16:45,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 20:16:45,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 20:16:45,730 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 20:16:45,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 20:16:45,730 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 20:16:45,730 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-18 20:16:45,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 20:16:45,730 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-18 20:16:45,730 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-18 20:16:45,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 20:16:45,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 20:16:45,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 20:16:45,930 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 20:16:45,931 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 20:16:45,932 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2022-02-18 20:16:45,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39cc3418c/ecef0b7bb5914552b921e86ae3a9b89e/FLAG646d9e8cc [2022-02-18 20:16:46,301 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 20:16:46,302 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2022-02-18 20:16:46,306 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39cc3418c/ecef0b7bb5914552b921e86ae3a9b89e/FLAG646d9e8cc [2022-02-18 20:16:46,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39cc3418c/ecef0b7bb5914552b921e86ae3a9b89e [2022-02-18 20:16:46,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 20:16:46,731 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 20:16:46,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 20:16:46,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 20:16:46,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 20:16:46,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:46,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b2053a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46, skipping insertion in model container [2022-02-18 20:16:46,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:46,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 20:16:46,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 20:16:46,921 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-bad-ring-nondet.wvr.c[4085,4098] [2022-02-18 20:16:46,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 20:16:46,935 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 20:16:46,956 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-bad-ring-nondet.wvr.c[4085,4098] [2022-02-18 20:16:46,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 20:16:46,967 INFO L208 MainTranslator]: Completed translation [2022-02-18 20:16:46,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46 WrapperNode [2022-02-18 20:16:46,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 20:16:46,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 20:16:46,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 20:16:46,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 20:16:46,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:46,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:47,003 INFO L137 Inliner]: procedures = 25, calls = 63, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 317 [2022-02-18 20:16:47,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 20:16:47,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 20:16:47,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 20:16:47,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 20:16:47,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:47,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:47,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:47,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:47,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:47,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:47,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:47,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 20:16:47,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 20:16:47,040 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 20:16:47,040 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 20:16:47,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46" (1/1) ... [2022-02-18 20:16:47,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 20:16:47,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:16:47,089 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) [2022-02-18 20:16:47,133 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 [2022-02-18 20:16:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 20:16:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 20:16:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 20:16:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-18 20:16:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-18 20:16:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-18 20:16:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-18 20:16:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-18 20:16:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-18 20:16:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-18 20:16:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-18 20:16:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-18 20:16:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-18 20:16:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-18 20:16:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 20:16:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 20:16:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 20:16:47,145 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 20:16:47,231 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 20:16:47,233 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 20:16:47,588 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 20:16:47,691 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 20:16:47,691 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-02-18 20:16:47,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 08:16:47 BoogieIcfgContainer [2022-02-18 20:16:47,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 20:16:47,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 20:16:47,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 20:16:47,697 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 20:16:47,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 08:16:46" (1/3) ... [2022-02-18 20:16:47,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174b62ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 08:16:47, skipping insertion in model container [2022-02-18 20:16:47,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:16:46" (2/3) ... [2022-02-18 20:16:47,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174b62ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 08:16:47, skipping insertion in model container [2022-02-18 20:16:47,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 08:16:47" (3/3) ... [2022-02-18 20:16:47,699 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2022-02-18 20:16:47,704 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 20:16:47,704 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 20:16:47,704 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-18 20:16:47,704 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 20:16:47,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,748 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,749 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,749 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,749 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,749 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,749 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,750 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,751 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,751 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,751 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,751 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,751 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,752 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,753 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,753 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,753 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,753 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,753 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,753 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,753 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,754 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,754 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,754 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,755 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,755 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,755 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,755 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,755 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,755 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,755 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,756 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,756 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,756 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,756 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,756 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,757 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,757 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,757 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,758 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,758 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,758 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,758 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,758 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,763 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,765 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,765 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,765 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,765 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,765 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,765 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,765 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,767 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,768 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,768 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,768 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,768 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,768 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,768 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,768 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,769 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,769 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,769 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,769 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,769 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,769 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,769 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,770 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,770 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,770 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,770 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,770 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,770 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,770 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,770 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,770 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,771 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,772 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,772 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,772 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,772 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,772 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,772 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,772 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,772 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,772 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,773 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,773 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,773 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,773 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,773 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,773 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,773 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,774 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,774 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,774 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,774 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,774 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,774 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,774 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,774 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,775 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,775 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,779 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,780 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,781 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,781 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,782 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,782 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,782 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,782 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,782 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,782 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,782 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,782 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,782 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,783 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,784 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,784 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,784 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:47,787 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-18 20:16:47,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-18 20:16:47,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:16:47,827 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) [2022-02-18 20:16:47,828 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 [2022-02-18 20:16:47,849 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 20:16:47,853 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, mLazyFiniteAutomaton=true, 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, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 20:16:47,853 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-18 20:16:47,918 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-18 20:16:47,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:16:47,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1038056465, now seen corresponding path program 1 times [2022-02-18 20:16:47,933 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:16:47,933 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866320350] [2022-02-18 20:16:47,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:47,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:16:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:48,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:16:48,137 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:16:48,137 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866320350] [2022-02-18 20:16:48,138 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866320350] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:16:48,138 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:16:48,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-18 20:16:48,139 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895076063] [2022-02-18 20:16:48,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:16:48,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-18 20:16:48,144 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:16:48,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-18 20:16:48,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-18 20:16:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:48,179 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:16:48,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 99.5) internal successors, (199), 2 states have internal predecessors, (199), 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) [2022-02-18 20:16:48,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:48,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:48,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 20:16:48,244 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-18 20:16:48,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:16:48,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1958199693, now seen corresponding path program 1 times [2022-02-18 20:16:48,245 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:16:48,245 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035642150] [2022-02-18 20:16:48,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:48,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:16:48,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:48,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:16:48,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:16:48,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035642150] [2022-02-18 20:16:48,511 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035642150] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:16:48,511 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:16:48,511 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-18 20:16:48,511 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064607822] [2022-02-18 20:16:48,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:16:48,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 20:16:48,525 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:16:48,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 20:16:48,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-02-18 20:16:48,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:48,526 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:16:48,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 33.166666666666664) internal successors, (199), 6 states have internal predecessors, (199), 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) [2022-02-18 20:16:48,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:48,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:48,657 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:48,658 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:48,658 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:48,751 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:48,752 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:48,752 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:48,804 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:48,805 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:48,805 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,115 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,116 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,116 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,125 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,125 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,125 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,133 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,133 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,133 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,225 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,226 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,226 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:49,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:49,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:49,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 20:16:49,337 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-18 20:16:49,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:16:49,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1773830451, now seen corresponding path program 1 times [2022-02-18 20:16:49,338 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:16:49,338 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753358028] [2022-02-18 20:16:49,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:49,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:16:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:49,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:16:49,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:16:49,445 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753358028] [2022-02-18 20:16:49,445 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753358028] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:16:49,445 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:16:49,445 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 20:16:49,445 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840386740] [2022-02-18 20:16:49,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:16:49,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-18 20:16:49,446 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:16:49,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-18 20:16:49,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-18 20:16:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:49,446 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:16:49,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 5 states have internal predecessors, (206), 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) [2022-02-18 20:16:49,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:49,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:49,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:49,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:49,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:49,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:49,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 20:16:49,584 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-18 20:16:49,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:16:49,584 INFO L85 PathProgramCache]: Analyzing trace with hash 122457894, now seen corresponding path program 1 times [2022-02-18 20:16:49,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:16:49,585 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452984095] [2022-02-18 20:16:49,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:49,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:16:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:49,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:16:49,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:16:49,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452984095] [2022-02-18 20:16:49,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452984095] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:16:49,664 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:16:49,665 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-18 20:16:49,665 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043962379] [2022-02-18 20:16:49,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:16:49,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-18 20:16:49,665 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:16:49,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-18 20:16:49,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 20:16:49,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:49,666 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:16:49,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 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) [2022-02-18 20:16:49,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:49,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:49,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:49,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:49,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:49,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:49,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:49,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 20:16:49,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-18 20:16:49,705 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-18 20:16:49,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:16:49,706 INFO L85 PathProgramCache]: Analyzing trace with hash 735637244, now seen corresponding path program 1 times [2022-02-18 20:16:49,706 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:16:49,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999989719] [2022-02-18 20:16:49,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:49,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:16:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:16:49,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:16:49,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999989719] [2022-02-18 20:16:49,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999989719] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:16:49,825 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [472468119] [2022-02-18 20:16:49,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:49,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:16:49,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:16:49,840 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) [2022-02-18 20:16:49,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-18 20:16:50,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:50,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-18 20:16:50,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:16:50,382 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 24 treesize of output 8 [2022-02-18 20:16:50,435 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:16:50,436 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:16:50,693 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:16:50,693 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [472468119] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:16:50,693 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:16:50,693 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 6 [2022-02-18 20:16:50,694 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006127831] [2022-02-18 20:16:50,694 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:16:50,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 20:16:50,695 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:16:50,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 20:16:50,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-18 20:16:50,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:50,695 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:16:50,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.833333333333336) internal successors, (233), 6 states have internal predecessors, (233), 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) [2022-02-18 20:16:50,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:50,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:50,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:50,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 20:16:50,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:50,785 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:50,785 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:50,785 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:50,791 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:50,792 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:50,792 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:50,803 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:50,803 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:50,803 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:51,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:51,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:51,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:51,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 20:16:51,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:51,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-18 20:16:52,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:16:52,092 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-18 20:16:52,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:16:52,092 INFO L85 PathProgramCache]: Analyzing trace with hash 127146768, now seen corresponding path program 2 times [2022-02-18 20:16:52,092 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:16:52,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61237469] [2022-02-18 20:16:52,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:52,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:16:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:52,273 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:16:52,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:16:52,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61237469] [2022-02-18 20:16:52,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61237469] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:16:52,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069590829] [2022-02-18 20:16:52,274 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-18 20:16:52,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:16:52,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:16:52,275 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) [2022-02-18 20:16:52,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-18 20:16:52,410 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-18 20:16:52,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 20:16:52,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 9 conjunts are in the unsatisfiable core [2022-02-18 20:16:52,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:16:52,802 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-02-18 20:16:52,803 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-18 20:16:52,804 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069590829] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:16:52,804 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-18 20:16:52,804 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2022-02-18 20:16:52,805 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522323789] [2022-02-18 20:16:52,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:16:52,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 20:16:52,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:16:52,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 20:16:52,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2022-02-18 20:16:52,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:52,807 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:16:52,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.0) internal successors, (222), 6 states have internal predecessors, (222), 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) [2022-02-18 20:16:52,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:52,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:52,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:52,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 20:16:52,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:52,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:53,083 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:53,083 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:53,083 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:53,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:53,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:53,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:53,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 20:16:53,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:53,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:16:53,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-02-18 20:16:53,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:16:53,528 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-18 20:16:53,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:16:53,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1671493813, now seen corresponding path program 1 times [2022-02-18 20:16:53,529 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:16:53,529 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672321638] [2022-02-18 20:16:53,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:53,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:16:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:53,671 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-18 20:16:53,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:16:53,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672321638] [2022-02-18 20:16:53,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672321638] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:16:53,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1061194271] [2022-02-18 20:16:53,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:53,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:16:53,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:16:53,700 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) [2022-02-18 20:16:53,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-18 20:16:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:53,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 9 conjunts are in the unsatisfiable core [2022-02-18 20:16:53,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:16:54,239 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-02-18 20:16:54,239 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-18 20:16:54,240 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1061194271] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:16:54,240 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-18 20:16:54,240 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2022-02-18 20:16:54,240 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421384375] [2022-02-18 20:16:54,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:16:54,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 20:16:54,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:16:54,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 20:16:54,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2022-02-18 20:16:54,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:54,241 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:16:54,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.166666666666664) internal successors, (229), 6 states have internal predecessors, (229), 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) [2022-02-18 20:16:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 20:16:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:16:54,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:54,351 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:54,351 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:54,352 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:54,573 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:54,574 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:54,574 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:54,587 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:54,587 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:54,587 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:54,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:54,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:54,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:54,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 20:16:54,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:54,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:16:54,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:16:54,671 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-18 20:16:54,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:16:54,874 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-18 20:16:54,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:16:54,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1488210620, now seen corresponding path program 1 times [2022-02-18 20:16:54,875 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:16:54,875 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992555867] [2022-02-18 20:16:54,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:54,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:16:54,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:55,033 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-18 20:16:55,033 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:16:55,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992555867] [2022-02-18 20:16:55,034 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992555867] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:16:55,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [231575669] [2022-02-18 20:16:55,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:55,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:16:55,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:16:55,040 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) [2022-02-18 20:16:55,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-18 20:16:55,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:55,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 20 conjunts are in the unsatisfiable core [2022-02-18 20:16:55,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:16:55,810 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 11 treesize of output 3 [2022-02-18 20:16:55,902 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-02-18 20:16:55,902 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:16:55,997 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 12 treesize of output 4 [2022-02-18 20:16:56,633 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-02-18 20:16:56,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [231575669] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:16:56,634 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:16:56,634 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 29 [2022-02-18 20:16:56,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559200990] [2022-02-18 20:16:56,634 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:16:56,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-02-18 20:16:56,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:16:56,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-02-18 20:16:56,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=709, Unknown=0, NotChecked=0, Total=812 [2022-02-18 20:16:56,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:56,636 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:16:56,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 17.482758620689655) internal successors, (507), 29 states have internal predecessors, (507), 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) [2022-02-18 20:16:56,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:56,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:56,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:56,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 20:16:56,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:56,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:16:56,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:16:56,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:57,441 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,441 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,441 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,491 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,492 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,492 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,496 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,496 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,496 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,690 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,690 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,690 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,723 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,723 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,723 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,886 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,886 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,887 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,891 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,891 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,891 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,944 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,945 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,945 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,949 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,949 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:57,949 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:58,093 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:58,094 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:58,094 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:58,332 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:58,332 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:58,332 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:16:58,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:16:58,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:58,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:58,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 20:16:58,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:16:58,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:16:58,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:16:58,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-18 20:16:58,468 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-18 20:16:58,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:16:58,668 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-18 20:16:58,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:16:58,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1452208140, now seen corresponding path program 2 times [2022-02-18 20:16:58,669 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:16:58,669 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800442001] [2022-02-18 20:16:58,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:16:58,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:16:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:16:58,861 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-18 20:16:58,861 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:16:58,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800442001] [2022-02-18 20:16:58,862 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800442001] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:16:58,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581109363] [2022-02-18 20:16:58,862 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-18 20:16:58,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:16:58,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:16:58,863 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) [2022-02-18 20:16:58,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-18 20:16:59,009 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-18 20:16:59,009 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 20:16:59,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 20 conjunts are in the unsatisfiable core [2022-02-18 20:16:59,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:16:59,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-18 20:16:59,696 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 18 treesize of output 20 [2022-02-18 20:16:59,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-18 20:16:59,740 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 18 treesize of output 20 [2022-02-18 20:16:59,797 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 24 treesize of output 8 [2022-02-18 20:16:59,859 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-18 20:16:59,859 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:16:59,995 WARN L838 $PredicateComparison]: unable to prove that (or (= 2 |c_thread1Thread1of1ForFork0_#t~mem1#1|) (forall ((v_ArrVal_298 (Array Int Int))) (not (= 2 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_298) c_~q1~0.base) (+ (* c_~q1_back~0 4) c_~q1~0.offset)))))) is different from false [2022-02-18 20:17:00,040 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_298 (Array Int Int)) (v_ArrVal_297 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_297) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_298) c_~q1~0.base) (+ (* c_~q1_back~0 4) c_~q1~0.offset)) 2))) (= 2 |c_thread1Thread1of1ForFork0_#t~mem1#1|)) is different from false [2022-02-18 20:17:00,047 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 166 treesize of output 142 [2022-02-18 20:17:00,049 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 138 treesize of output 126 [2022-02-18 20:17:00,052 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 126 treesize of output 102 [2022-02-18 20:17:00,809 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-18 20:17:00,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581109363] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:17:00,809 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:17:00,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14, 14] total 29 [2022-02-18 20:17:00,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894843840] [2022-02-18 20:17:00,809 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:17:00,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-02-18 20:17:00,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:17:00,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-02-18 20:17:00,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=621, Unknown=2, NotChecked=102, Total=812 [2022-02-18 20:17:00,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:17:00,811 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:17:00,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 16.482758620689655) internal successors, (478), 29 states have internal predecessors, (478), 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) [2022-02-18 20:17:00,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:17:00,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:17:00,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:17:00,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-18 20:17:00,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:17:00,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:17:00,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:17:00,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-02-18 20:17:00,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:17:01,180 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,180 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,180 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,307 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,307 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,307 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,497 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,497 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,497 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,510 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,510 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,510 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,991 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,992 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,992 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,996 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,996 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:01,996 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,034 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,034 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,035 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,039 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,039 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,039 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,135 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,135 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,135 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,291 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,291 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,291 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,327 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,327 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,327 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:17:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:17:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:17:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:17:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 20:17:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:17:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:17:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-18 20:17:02,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-18 20:17:02,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 20:17:02,708 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-02-18 20:17:02,709 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-02-18 20:17:02,709 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-02-18 20:17:02,709 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-02-18 20:17:02,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-18 20:17:02,923 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 [2022-02-18 20:17:02,928 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1] [2022-02-18 20:17:02,930 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-18 20:17:02,930 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-18 20:17:02,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 08:17:02 BasicIcfg [2022-02-18 20:17:02,931 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-18 20:17:02,932 INFO L158 Benchmark]: Toolchain (without parser) took 16201.11ms. Allocated memory was 182.5MB in the beginning and 1.1GB in the end (delta: 964.7MB). Free memory was 127.8MB in the beginning and 757.6MB in the end (delta: -629.7MB). Peak memory consumption was 678.7MB. Max. memory is 8.0GB. [2022-02-18 20:17:02,932 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 182.5MB. Free memory was 144.6MB in the beginning and 144.5MB in the end (delta: 74.0kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-18 20:17:02,932 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.27ms. Allocated memory was 182.5MB in the beginning and 230.7MB in the end (delta: 48.2MB). Free memory was 127.7MB in the beginning and 201.3MB in the end (delta: -73.7MB). Peak memory consumption was 8.6MB. Max. memory is 8.0GB. [2022-02-18 20:17:02,932 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.08ms. Allocated memory is still 230.7MB. Free memory was 201.3MB in the beginning and 198.7MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-18 20:17:02,933 INFO L158 Benchmark]: Boogie Preprocessor took 23.85ms. Allocated memory is still 230.7MB. Free memory was 198.7MB in the beginning and 196.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-18 20:17:02,933 INFO L158 Benchmark]: RCFGBuilder took 653.30ms. Allocated memory is still 230.7MB. Free memory was 196.6MB in the beginning and 162.0MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2022-02-18 20:17:02,933 INFO L158 Benchmark]: TraceAbstraction took 15237.31ms. Allocated memory was 230.7MB in the beginning and 1.1GB in the end (delta: 916.5MB). Free memory was 161.5MB in the beginning and 757.6MB in the end (delta: -596.1MB). Peak memory consumption was 664.8MB. Max. memory is 8.0GB. [2022-02-18 20:17:02,934 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 182.5MB. Free memory was 144.6MB in the beginning and 144.5MB in the end (delta: 74.0kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 224.27ms. Allocated memory was 182.5MB in the beginning and 230.7MB in the end (delta: 48.2MB). Free memory was 127.7MB in the beginning and 201.3MB in the end (delta: -73.7MB). Peak memory consumption was 8.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.08ms. Allocated memory is still 230.7MB. Free memory was 201.3MB in the beginning and 198.7MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.85ms. Allocated memory is still 230.7MB. Free memory was 198.7MB in the beginning and 196.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 653.30ms. Allocated memory is still 230.7MB. Free memory was 196.6MB in the beginning and 162.0MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * TraceAbstraction took 15237.31ms. Allocated memory was 230.7MB in the beginning and 1.1GB in the end (delta: 916.5MB). Free memory was 161.5MB in the beginning and 757.6MB in the end (delta: -596.1MB). Peak memory consumption was 664.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 416244, positive: 372463, positive conditional: 372463, positive unconditional: 0, negative: 43781, negative conditional: 43781, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 373116, positive: 372463, positive conditional: 372463, positive unconditional: 0, negative: 653, negative conditional: 653, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 373116, positive: 372463, positive conditional: 372463, positive unconditional: 0, negative: 653, negative conditional: 653, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 375449, positive: 372463, positive conditional: 372258, positive unconditional: 205, negative: 2986, negative conditional: 2333, negative unconditional: 653, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 375449, positive: 372463, positive conditional: 108062, positive unconditional: 264401, negative: 2986, negative conditional: 1059, negative unconditional: 1927, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 375449, positive: 372463, positive conditional: 108062, positive unconditional: 264401, negative: 2986, negative conditional: 1059, negative unconditional: 1927, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2332, positive: 2267, positive conditional: 475, positive unconditional: 1792, negative: 65, negative conditional: 52, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2332, positive: 2225, positive conditional: 0, positive unconditional: 2225, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 107, positive: 42, positive conditional: 39, positive unconditional: 3, negative: 65, negative conditional: 52, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 373, positive: 164, positive conditional: 115, positive unconditional: 49, negative: 209, negative conditional: 162, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 375449, positive: 370196, positive conditional: 107587, positive unconditional: 262609, negative: 2921, negative conditional: 1007, negative unconditional: 1914, unknown: 2332, unknown conditional: 527, unknown unconditional: 1805] , Statistics on independence cache: Total cache size (in pairs): 2332, Positive cache size: 2267, Positive conditional cache size: 475, Positive unconditional cache size: 1792, Negative cache size: 65, Negative conditional cache size: 52, Negative unconditional cache size: 13, Eliminated conditions: 265470, Maximal queried relation: 6, Independence queries for same thread: 43128 - 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 - PositiveResult [Line: 156]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 301 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 15.1s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 6.9s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 120, 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, 0.7s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 3227 NumberOfCodeBlocks, 3190 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3943 ConstructedInterpolants, 7 QuantifiedInterpolants, 14202 SizeOfPredicates, 51 NumberOfNonLiveVariables, 2709 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 17 InterpolantComputations, 6 PerfectInterpolantSequences, 206/255 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-18 20:17:02,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-18 20:17:03,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...